Telescopic pneumatic device

Details Telescopic pneumatic device Telescopic pneumatic device

2006-08-29

2006-08-29

Lazo, Thomas E. (Department: 3745)

Motors: expansible chamber type

With motive fluid valve

Independent control of bypass between opposed working chambers

C092S169100

Reexamination Certificate

active

07096773

ABSTRACT:
A telescopic pneumatic device comprises an outer cylinder, an inner cylinder disposed in the outer cylinder and having a cylinder wall defining an air chamber, a piston mounted in the air chamber and having a piston rod connected thereto, a flow passage provided between the cylinder wall and the outer cylinder, and a control valve operable to permit or interrupt fluid communication between the flow passage and the air chamber. The inner cylinder is made of a rigid plastic material and includes a valve mounting part for receiving the control valve, the valve mounting part being formed in one piece with the cylinder wall.

REFERENCES:
patent: 6382077 (2002-05-01), Chen

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