Valve device

Details Valve device Valve device

2011-08-23

2011-08-23

Bastianelli, John (Department: 3753)

Valves and valve actuation

Mechanical movement actuator

Plural motions of valve

C251S291000, C251S367000

Reexamination Certificate

active

08002239

ABSTRACT:
A valve body3is provided at its one side with a part for receiving an operation tool which turns a valve spindle, the valve body further provided at the other side with a part for mounting a connection tool8by which an external piping is attached and detached, and the valve body3moreover provided at the middle with a part33having a non-round cross section and a part34concaved from the outside surface of the part33. A support member4consists of an engaging section43which engages with the part33to restrict or prevent the valve body3from turning and shifting in position, and an engaging section44which engages with the part34to restrict or prevent the valve body3from axially shifting in position.

REFERENCES:
patent: 3934426 (1976-01-01), Jespersen et al.
patent: 5507315 (1996-04-01), Parker
patent: 5626030 (1997-05-01), Nagai
patent: 46-86991 (1973-06-01), None
patent: 49-35028 (1975-10-01), None
patent: 56-138709 (1983-03-01), None
patent: 5-180361 (1993-07-01), None
patent: 7-332533 (1995-12-01), None
patent: 2000-88127 (2000-03-01), None
patent: 2000-161517 (2000-06-01), None

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