Application of scissor car-lifting.controlling two sets of one-way cylinders, with down-speed control characteristie for twice-lifting.
Application 7
Application of plat-lifting and car-lifting,manual valve controlling with down-speed control characteristic.
Application 8
Appliation of Model A Garbage-lorry,controlling one set of one-wy cylinder with the characteristic of relieving in meso-position and shuttling movement.
Application 9
Application of Plastic-pipe welder,controlling one wet of one-way cylinder with the characteristic of relieving in meso-position and shuttling movement.
