Hydraulic pressure damping device

Details Hydraulic pressure damping device Hydraulic pressure damping device

2011-01-04

2011-01-04

Rivell, John (Department: 3753)

Fluid handling

Diverse fluid containing pressure systems

Gas pressure storage over or displacement of liquid

C251S149500, C251S274000

Reexamination Certificate

active

07861739

ABSTRACT:
A hydraulic pressure damping device mainly comprises a valve body of which a joint port is provided with a control valve of which one end is provided with a first joint to valve a switch of the valve body between a water inlet and a water outlet. A second joint at the other end of control valve is conjoint with a hydraulic pressure damper to damp the hydraulic pressure. Thus, it is easy to assemble and replace the hydraulic pressure damping device, and materials and installation space may be saved.

REFERENCES:
patent: 110292 (1870-12-01), Scrannage et al.
patent: 207961 (1878-09-01), Gillin
patent: 1865486 (1932-07-01), Seymour et al.
patent: 3085590 (1963-04-01), McIlhenny
patent: 3343560 (1967-09-01), Nankivell
patent: 3603344 (1971-09-01), Stampfli
patent: 3868972 (1975-03-01), Zirps
patent: 4497333 (1985-02-01), Rodieck
patent: 4635751 (1987-01-01), Howell
patent: 2007/0289641 (2007-12-01), Knapp
patent: 2008/0128028 (2008-06-01), Weltman

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