Removable or hinged plate in platform surface which allows access to power unit and hydraulics when lift is in the down position.
A flexible protective skirt that extends approximately 3 out from a minimum-sized lift platform to conceal the base and internal components of the lift and is often used to prevent inadvertent contact with the scissors mechanism by the operator and/or to keep debris out from under the lift. It is typically made from 23-ounce vinyl reinforced with polyester. However, it is not an acceptable form of toe protection according to ANSI MH29.1.
Actuator is a device for converting hydraulic, electric, or pneumatic energy into mechanical energy.
Inflatable air bag provides travel. Use when electric power is not available and/or desirable or hydraulic is not acceptable.
A system where the primary power is air, which runs the pumps, which sends hydraulic fluid to the cylinders. An air powered hydraulic actuator system.
The ampere is the unit of measure for the rate of flow of electric current.
Hardware used for Fastening Equipment to Floor or Walls.
Diamond tread or abrasive material applied to lift platform.
Hinged or fixed plate with structural support from floor level to top of lift platform for loading and unloading.
Alarm or signal used to alert personnel of equipment starting or moving.
Trained and/or qualified personnel approved or assigned to perform a specific duty or duties.
Optical or mechanical sensing to position platform at preset height(s).
A landing gate that automatically opens or closes, respectively, as a lift platform arrives at or departs from subject landing.
Electrical contact used as another switching device on Contactor.
The vertical portions of the carriage on cantilever Freightlift.
A device, usually a plate, installed in a reservoir to separate the pump inlet from return lines.
Rotary to linear motion conversion device, usually electric.
Ball type conveyors built into platform, either fixed or retractable.
Increases lowered height and provides under-clearance.
A load support that provides for relative motion between the load and the support.
According to ANSI MH29-1, A toe guard plate not less than 8 inches (20.3 cm) in width shall be provided on all unprotected sides as a physical alert. It shall be made of steel, not less than No. 11 gauge (3 mm) in thickness, or other material of equal rigidity, attached flush with the vertical edge of the platform, and slanted inwardly at an angle of approximately 30 degrees from vertical.
To divert a specific controllable portion of pump flow directly back to reservoir.
A device, which permits air to move in and out of a reservoir or component to maintain atmospheric pressure. (Prevents a vacuum)
A device hinged to a lift platform which can be raised or broken over when the platform is being raised or lowered.
A metal lining for reducing friction on moving parts.
A secondary passage for fluid flow.
Wire rope.
The rated capacity of a scissors lift applied as a uniformly distributed load while the platform is raising or lowering.
The maximum load which can be applied to the platform according to the manufacturer's specification.
The maximum amount of single axle load which can be rolled over the platform surface when the lift is in its fully closed position.
The entire assembly that travels in the mast and carries the load.
1. The replaceable element of a fluid filter2. The pumping unit from a vane pump, composed of the rotor, ring, vanes and one or both side plate.
Fixed or swivel, can be positioned in a variety of configurations for portability and transportability.
Location thru which the entire mass of an object can be resolved.
A valve, which permits flow of fluid in one direction only.
An arrangement of components interconnected to perform a specific controlling function within a system.
The change in volume of a unit volume of a fluid when it is subjected to a unit change in pressure.
Electrical device that is specifically sized for a Motor.
A motor which remains running even when the lift is not in use.
The motor is rated to run continuous, although it may also be used intermittently.
Any electrical device used in the operation of a Lift normally includes push button stations, control box, limit switches, interlocks, etc.
Controller and Control signaling device (Push-button, Footswitch, etc.) are supplied by others.
The controller is supplied by manufacturer, but the control signaling device, (push-button, footswitch, etc.) is supplied by others.
A drawing that is released to Manufacturing for them to keep and release to shop floor as needed.
The assembly of electrical components which transforms primary voltage to secondary voltage and controls the functions of the motor and the control valves.
An electrical component which alters (reduces) the primary voltage.
The secondary voltage, which comes from the transformer to the push-button.
These operator controls shall: 1. Be of the type when pressed will make the scissors lift operate2. Be of the type when released the scissors lift will stop. 3. Return to the off position when released4. Be clearly marked as to direction and function 5. Be protected from inadvertent operation. 6. Be readily accessible to the operator.
Push button control which can be pushed to activate and released, travel ceases automatically at preset level
A pushbutton control of travel which when finger is removed from button, travel stops.
A pressure control valve which maintains back pressure to prevent a load from falling.
Those components whose absence or failure would cause the equipment of which they are a part of to become inadequate or unsafe for its specific purpose.
A cycle is a period of time between motor starts.
A device, which converts fluid power into linear force and motion. It usually consists of a movable element such as a piston and piston rod, plunger or ram, operating within a cylindrical bore.
A cylinder in which fluid force can be applied to the movable element in either direction, typically used when application requires control of both up and down action.
The cylinder or ram transmits lifting force directly to the carriage rather than through the use of cables, sheaves or chains.
A cylinder in which the movable element has the same cross sectional area as the piston rod.
A cylinder in which the fluid force can be applied to the movable element in only one direction.
A cylinder with a piston rod extending from only one end.
A valve, which selectively directs or prevents fluid flow to desired channels.
The cylinder or ram transmits lifting force directly to the carriage rather than through the use of cables, sheaves or chains.
The quantity of fluid which can pass through a pump, motor or cylinder in a single revolution or stroke.
A stationary or portable scissors lift used in the area of a dock to transfer loads (typically wheeled loads) from a fixed elevation to a vehicle; the lift is operated from the platform which may include rider(s) in addition to the operator. Most dock lifts are permanently installed in concrete pits, but some scissors-style lifts are portable for use in multiple locations such as truck delivery areas that have no elevated dock or where recessed pits are not feasible.
An electrical mechanical device that, when electrically energized, opens the down valve.
The distance a lift platform will slowly drop due, usually to slight leaks of the hydraulic fluid or inability of a brake to hold a motor.
A pre-finished, high performance, bearing used in the pivot points of a scissors lift. (Lead Impregnated Teflon with steel backing)
Provides (2) different secondary voltages from the same device.
Materials having a minimum elongation of 5% in 2 inches (50.8mm).
A valve used to divert hydraulic flow directly to tank.
Is design to prevent any dust from entering the device.
The rating of an electrical motor or component.
A device mounted below the platform such that when an obstruction is met during descent, the lift will be brought to rest before entrapment can occur, whether the lift is loaded or empty.
A system which primary power is electric, which runs (pumps) hydraulic fluid to the cylinders.
Structure surrounding a lift to prevent anything from interfering with normal operation and to safe guard personnel. Typically 8' high panels made of expanded metal that will prevent a 2 diameter ball from passing through. This is a requirement of the conveyor code. (ANSI-B20.1)
The applied science of workplace equipment design, intended to maximize productivity by reducing operator fatigue, discomfort, and wasted motion.
Electrical Devices that are designed for a specific location or area where certain Hazardous condition may or can exist.
A device through which fluid is passed to separate matter held in suspension. A device whose primary function is the retention by a porous media of insoluble contaminants from a fluid.
For use with flat or rail type track to provide fixed path lateral movement.
A valve, which controls the rate of oil flow.
The volume of a fluid passing through the circuit per unit of time, usually gallons per minute.
Push- Button that mounts in the wall, which allows only the cover plate and push-button to be visible.
Allow unit to be readily moved by fork truck.
Point where freight begins and where shipping charges begin.
A device that opens and closes to allow access to the carriage for loading and unloading. Normally a swing, sliding, or vertical acting device constructed of similar expanded metal as the enclosure.
Device used to contain roller pin or roller.
Gallons per minute.
Describes moving parts so protected by their remoteness from the floor, platform, walkway, or other working level, or by their location with reference to frame, foundation, or structure as to reduce the foreseeable risk of accidental contact by persons or objects. Remoteness from foreseeable, regular, or frequent presence of public or employed personnel may in reasonable circumstances constitute guarding by location.
Dimension given to set the mast on a Freight Lift.
For use when personnel must be raised or lowered. Removable rails allow access from all sides when lift is not in use. Rails are 48 high.
Usually a location which requires special electrical components.
A requirement for continuous cycling of the lift and power unit, typically considered more than 60,000 cycles per year.
Faster than standard engineered speeds.
A hinged transition plate which is attached to the edge of the platform and used to bridge the gap between the platform and landing and/or truck bed.
The power required to lift 550 pounds one foot in one second or 33,000 pounds one foot a minute. A horsepower is equal to 745.7 watts or to 42.4 British Thermal Units per minute.
A gate that operates horizontal to the floor.
Operation by movement and force of liquid.
The entire system of fluid conductors such as hose, pipe, tubing, etc., utilized to transfer hydraulic fluid between various operating components of a hydraulic system such as pumps, valves, actuators, etc.
An electrical mechanical system for doors or gates to prevent operation of the lift if all gates are not closed or if the lift platform is not present at that level.
Usually a stop between Top and Bottom floors, or travel of the platform.
Motor is rated to run only part time. (2 min. run time and 2 min. rest time.)
Power is the rate of doing work.
A permanent working surface at a fixed elevation used for loading/unloading a scissors lift platform. (G) positioned at that elevation.
A mechanical barrier to control personnel traffic at a landing.
A stationary, portable or transport scissors lift used to raise, lower, stack, convey and/or transfer material from one elevation to another. No riders are allowed on the platform. Scissors lifts provide the most stable, dependable, and versatile method of lifting heavy loads. Because of their simplicity & few moving parts, maintenance-free bushings, and wide acceptance by customers - scissors tables provide many years of trouble free operation for relatively small capital investment. Scissors lift mechanisms are easily modified by narrowing, widening, combining or stacking to achieve an extremely wide array of configurations to effectively move loads of virtually any size and/or capacity to heights of 20 feet or more. Hydraulic scissor lifts are the most popular, versatile, and economical of all actuation styles, but completely pneumatic or mechanical scissors tables are also available - depending on the demands of the application.
The rated load of a scissor lift applied as a uniformly distributed load.
An electrical device that stops travel and prevents over travel. It also provides height positioning and activates associated equipment.
Travel is limited either with electrical device (limit switch) or mechanical device.
A device for converting hydraulic energy into linear motion - a cylinder or ram.
The maximum height of material a Platform can accommodate.
A method to describe the direction a load will be moved on and off a platform at different levels. ? Z Load Pattern - The traffic flow is to load the lift from one side and exit the lift off the opposite side as it was loaded. ? C Load Pattern - Traffic enters the lift on one side and exits the lift from the same side as the lift was loaded. ? 90?Load Pattern - Traffic pattern requires a cantilever carriage to enter the lift from one side and exit the lift at a 90? angle from the loading position.
Standing outside the gate facing the gate, handle on the left, gate swings outward.
Standing outside the gate, facing the gate, handle on the right, gate swings outward.
A fluid conductor providing multiple connection ports.
A control actuated by the operator, regardless of the means of actuation. Example: Lever or foot pedal control for directional valves.
A means of manually actuating an automatically controlled device.
A person or entity that makes, builds, or produces an industrial scissors lift.
The vertical members between which the carriage is guided throughout its vertical travel.
Limit, which stays tripped in the direction of travel.
A mechanical means of stopping travel at a predetermined spot or to prevent over travel.
A device, which converts fluid or electricity into mechanical force and motion. It usually provides rotary mechanical motion.
A motor in which the displacement per cycle cannot be varied.
A term sometimes used in reference to a cylinder.
To control the starting of the motor and provide protection against electrical overloads. A device operated by control voltage to actuate or connect two high voltage contact points.
The mounting of components will be by someone other than manufacturer.
Enclosures constructed for indoor use to provide a degree of protection to personnel against access to hazardous parts and to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt).
Enclosures constructed for indoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt); and to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (dripping and light splashing).
Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt and windblown dust); to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (rain, sleet, snow); and that will be undamaged by the external formation of ice on the enclosure.
Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt); to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (rain, sleet, snow); and that will be undamaged by the external formation of ice on the enclosure.
Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt and windblown dust); to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (rain, sleet, snow); and for which the external mechanism(s) remain operable when ice laden.
Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt and windblown dust); to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (rain, sleet, snow); that provides an additional level of protection against corrosion and that will be undamaged by the external formation of ice on the enclosure.
Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt); to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (rain, sleet, snow); that will be undamaged by the external formation of ice on the enclosure that provides an additional level of protection against corrosion; and that will be undamaged by the external formation of ice on the enclosure.
Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt and windblown dust); to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (rain, sleet, snow); that provides an additional level of protection against corrosion; and for which the external mechanism(s) remain operable when ice laden.
Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt and windblown dust); to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (rain, sleet, snow, splashing water, and hose directed water); and that will be undamaged by the external formation of ice on the enclosure.
Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (windblown dust); to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (rain, sleet, snow, splashing water, and hose directed water); that provides an additional level of protection against corrosion; and that will be undamaged by the external formation of ice on the enclosure.
Enclosures constructed for indoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt and settling airborne dust, lint, fibers, and flyings); and to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (dripping and light splashing).
Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt); to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (hose directed water and the entry of water during occasional temporary submersion at a limited depth); and that will be undamaged by the external formation of ice on the enclosure.
Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt); to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (hose directed water and the entry of water during prolonged submersion at a limited depth); that provides an additional level of protection against corrosion and that will be undamaged by the external formation of ice on the enclosure.
Enclosures constructed (without knockouts) for indoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt and circulating dust, lint, fibers); and to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (dripping and light splashing).
Enclosures constructed (with knockouts) for indoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt and circulating dust, lint, fibers); and to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (dripping and light splashing).
Enclosures constructed for indoor use to provide a degree of protection to personnel against access to hazardous parts; to provide a degree of protection of the equipment inside the enclosure against ingress of solid foreign objects (falling dirt and circulating dust, lint, fibers); to provide a degree of protection with respect to harmful effects on the equipment due to the ingress of water (dripping and light splashing); and to provide a degree of protection against the spraying, splashing, and seepage of oil and non-corrosive coolants.
Materials having an elongation of less than 5% in 2 inches (50.8mm).
The side(s) of the platform not used for loading/unloading. Handrails with midrail and kickplate are supplied as minimum safety protection.
Open Drip Proof (usually referred to on Electric motors)
Is for a fitting or box that will not let oil enter into the system or device.
The side(s) of the platform used for loading/unloading. A safety chain is supplied as minimum safety protection.
Visual or audible alarms warn personnel when lift is in use.
An authorized person controlling the movement of the industrial scissors lift.
A restricted passageway in a fluid power system, usually a small hole drilled for the purpose of limiting the flow. A restriction, the length of which is small in respect to its cross-sectional dimensions.
A person or entity that has possession of an industrial scissors lift by virtue of title to the equipment.
The articulated support mechanism characterized by a single central pivot axis and commonly referred to as the scissors leg assembly.
A solid piston that fits into a larger cylinder and moves back and forth under fluid pressure. A cylindrically shaped part which fits within a cylinder and transmits or receives motion by means of a connecting rod.
The horizontal surface of the platform or carriage where the load is placed.
The edges of the platform that are perpendicular to the scissors legs. The end dimension is considered the platform width.
The edges of the platform that are parallel to the scissors legs. The side dimension is considered the platform length.
A cylindrically shaped part, which has only one diameter and is used to transmit thrust.
Of or relating to air or another gas.
The entire system of pneumatic conductors such as hose, pipe, tubing, etc., utilized to transfer gas between various operating components of the pneumatic system such as pumps, valves, actuators, etc.
That part of certain valves which prevents flow when it closes against a seat.
An internal or external terminus of a passage in a component.
A characteristic of a pump or motor, which has the inlet positively, sealed from the outlet so that fluid cannot re-circulate in the component.
Work per unit of time, measured in horsepower (hp) or watts.
An integral power supply unit usually containing a pump, reservoir, relief valve and directional control.
An assembly including, but not limited to the motor, pump, reservoir, and the Autotrol valve.
Force per unit area, usually expressed in pounds per square inch (psi).
The line carrying the fluid from the pump outlet to the pressurized port of the actuator.
A valve that can be set to a predetermined pressure. If the pressure is exceeded the valve will open to prevent damage to hydraulic system. A pressure operated valve which by-passes pump delivery to the reservoir, limiting system pressure to a predetermined maximum value.
A switch that can be set to a predetermined pressure. When this pressure is reached it will open thus turning off the control circuit and stopping the pump motor.
Means that all practical devices are wired to the control box either to terminal strip or to the device.
The main Power being supplied to the motor and the control box, (usually the high voltage on our products.)
A device, which causes a liquid to flow against a pressure. It converts mechanical force and motion into hydraulic fluid power.
A pump in which the displacement per cycle cannot be varied.
A pump having two or more intermeshing gears or lobed members enclosed in a housing.
A pump having multiple radial vanes within a supporting rotor.
A pump in which the displacement per cycle can be varied.
The hand held or wall mounted device used to control the motion of the platform.
A person, who, by possession of a recognized degree, certificate, professional standing, or skill, and who, by knowledge, training and experience, has demonstrated the ability to deal with problems relating to the subject matter, the work, or the project.
Allows for quick disconnect of controls, air, or other lines. Used with portable or frequently relocated lifts. Not available for power supply line.
Device designed to prevent rain from entering the device.
The total height, measured from the bottom of the base to the top of the platform when the lift is in a fully raised position.
A single-acting cylinder with a single diameter plunger rather than a piston and rod
The maximum amount of single axle load (in the case of rolling loads) which can be applied to the loading edge of the platform (end or side) when the lift is in any raised position. This rating considers: 1) that some amount of deflection will occur during load transfer, 2) the moving and impact forces imposed by the load, 3) that this is a temporary condition during load transfer only, and 4) that the scissors lift platform is static and non-moving.
The maximum amount of static load that can be applied to the edge of the platform (end or side) when the lift is in any raised position. This rating considers: 1) that some amount of deflection will occur during load transfer, 2) that this is a temporary condition during load transfer only, and 3) that the scissors lift platform is static and non-moving.
Dimension used to measure from one location to the next.
Power unit that will be mounted outside of the lift.
A tank that holds fluid (oil) for the hydraulic power unit. A container for storage of liquid in a fluid power system.
A reduced cross-sectional area in a line or passage, which produces a pressure drop.
A line used to carry exhaust fluid from the actuator back to the reservoir.
The maximum amount of single axle load, which may be rolled over the platform surface when the lift is in its fully closed position.
Rollover is the amount of load being rolled over a lift platform in its fully collapsed position. For in-plant lifts, rollover loads must not exceed the rated capacity of the lift in order to prevent permanent damage. For dock lifts, rollover loads must not exceed twice the rated lifting capacity.
The ratio of the maximum load which the lift can withstand to the load which it was designed to withstand under normal operation.
A raising/lowering platform that is supported or stabilized by one or more pantograph leg sections. Scissors lifts provide the most stable, dependable, and versatile method of lifting heavy loads. Because of their simplicity & few moving parts, maintenance-free bushings, and wide acceptance by customers - scissors tables provide many years of trouble free operation for relatively small capital investment. Scissors lift mechanisms are easily modified by narrowing, widening, combining or stacking to achieve an extremely wide array of configurations to effectively move loads of virtually any size and/or capacity to heights of 20 feet or more. Hydraulic scissor lifts are the most popular, versatile, and economical of all actuation styles, but completely pneumatic or mechanical scissors tables are also available - depending on the demands of the application.
A work access lift designed for lateral movement where: 1) there may be material on the lift platform, 2) there may be operators or other riders on the lift platform during lateral movement, 3) the lift platform may be in a raised position during lateral movement, and 4) the lateral movement is restricted to a predetermined path via tracks, grooves, or other physical guides.
A scissors lift designed for lateral movement from one stationary work station to another where: 1) there is no load on the lift platform during lateral movement, 2) there are no operators or other riders on the lift platform during lateral movement, 3) the lift platform is in the fully lowered position during lateral movement, and 4) the lateral movement is unrestricted.
A lift table designed for lateral movement where: 1) there may be a load on the lift platform during lateral movement, 2) there are no operators or other riders on the lift platform, 3) the lift platform may be in a raised position during lateral movement, and 4) the lateral movement may be unrestricted.
Usually the control voltage or the lower voltage in the control box.
Power unit which is mounted in the lift mechanism.
The order of a series of operations or movements.
The word shall is to be understood as mandatory.
The word should is to be understood as advisory.
A command or indication of a desired position or velocity.
A cylinder in which hydraulic energy can produce thrust or motion in only one direction. (May be mechanically or gravity returned).
Device used to signal or alert of a slack chain condition.
Limit switch used to signal or stop the movement of the carriage.
A length of chain with a clasp on the end to close off the operating end of the carriage.
A condition in which the sum of the moments that tend to overturn the industrial scissors lift is less than the sum of the moments tending to resist overturning.
A device through which a fluid is passed to separate solids in suspensions. A strainer is usually installed on the intake side of a pump.
The ration of ultimate strength of the material to the design stress at rated lifting capacity.
The length of travel of a piston or plunger.
The ratio of minimum specified ultimate strength of a material to its design stress at maximum rated capacity.
The hydraulic line connecting the pump inlet port to the reservoir or sump.
A transient rise of pressure or flow.
See Reservoir
Totally enclose fan cooled
Totally enclosed non-ventilated
A cross member of the scissors lift upon which the cylinder pushes to create travel.
A beveled edge, on a platform, which serves as toe protection for personnel.
A rotary thrust. The turning effort of a fluid motor usually expressed in inch pounds.
A cross member of a scissors lift that assists to structurally, equalize the loading through the legs of the lift.
Personnel who have been trained by a qualified person and have demonstrated the ability to perform a particular function on or around a scissors lift.
An element, which measures the results at the load and sends a signal back to the amplifier.
The vertical distance, which the platform moves from collapsed height to full raised height.
A cross member of a scissors lift which assists to structurally, equalize the loading through the legs of the lift. (Generally, the cylinders are attached to this tube).
A directional control valve with two flow paths.
A person or entity that has care, control and custody of an industrial scissor lift.
A device, which controls fluid flow direction, pressure, or flow rate.
Used when precise positioning is desired. Hydraulic dump values decrease upward coast.
Used for positive shutoff. For use where platforms must maintain position for extended periods.
A hydraulic component used primarily to physically limit the travel of scissors lifts which have RAM type cylinders by depressing a plunger which diverts hydraulic flow from the cylinder to the oil reservoir.
Used to center cylindrical loads or rolls.
For use with inverted angle or Vee track to provide fixed path lateral movement.
The speed of flow through a hydraulic line, Expressed in feet per second (fps) or inches per second (ips).
A hydraulic valve, which in the event of a severed hose or hydraulic failure will lock the oil in the cylinder and prevent the lift from falling.
Gate which when opened will move vertically.
Unintended vertical movement of an industrial scissors lift.
The difference between the fully raised height of the platform deck and the fully closed height of the platform deck.
A measure of the internal friction or the resistance of a fluid to flow.
Voltage is the term used to indicate electrical potential.
The size of a space or chamber in cubic inches. Loosely applied to the output of a pump in gallons per minute (gpm).
Light used to signal movement of a certain device.
Designed to allow the component to be washed down with water.
Device design to prevent water from entering part or component.
Power is the rate of doing work.
A stationary, portable or mobile scissors lift operated from the platform which may include rider(s) in addition to the operator; the lift may be used to transfer material from one elevation to another.
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