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2. Lift table - Wikipedia

   en.wikipedia.org/wiki/Lift_table

   Lift tables can also be driven by pneumatic sources, trapezoidal-threaded screw drives, push chains or by hydraulic foot pump when the load is not heavy. The choice of drive mechanism depends on factors such as load capacity, lifting height, speed requirements, and the intended environment. Lift tables can be mounted in a pit for floor-level ...

3. Table bridge - Wikipedia

   en.wikipedia.org/wiki/Table_bridge

   Two or four hydraulic pillars under the bridge, one or two at each end, raise the bridge deck to allow boat traffic to pass beneath it. [1] In contrast to a lift bridge, where the deck is pulled upwards along towers, the deck of a table bridge is pushed upwards by otherwise hidden pillars. [2]

4. Scissors mechanism - Wikipedia

   en.wikipedia.org/wiki/Scissors_mechanism

   The hydraulic cylinder thrust outward for upraised movement and that in turn lead the scissor legs to spread and raise the platform table upwards. To lower the lift, the operator uses a down valve to release hydraulic fluid or pneumatic pressure, which causes the scissor legs to retract. [3] [4]

5. Hydraulic lift - Wikipedia

   en.wikipedia.org/wiki/Hydraulic_lift

   Hydraulic lift may refer to: A type of hydraulic machinery. Hydraulic elevator; A form of hydraulic redistribution, a plant phenomenon This page was last edited on 28 ...

6. Hydraulic machinery - Wikipedia

   en.wikipedia.org/wiki/Hydraulic_machinery

   A simple open center hydraulic circuit. An excavator; main hydraulics: Boom cylinders, swing drive, cooler fan, and trackdrive Fundamental features of using hydraulics compared to mechanics for force and torque increase/decrease in a transmission. Hydraulic machines use liquid fluid power to perform work. Heavy construction vehicles are a ...

7. Lifting equipment - Wikipedia

   en.wikipedia.org/wiki/Lifting_equipment

   Lifting equipment, also known as lifting gear, is a general term for any equipment that can be used to lift and lower loads. [1] Types of lifting equipment include heavy machinery such as the patient lift , overhead cranes , forklifts , jacks , building cradles, and passenger lifts, and can also include smaller accessories such as chains ...