Spool valve buffer member

Details Spool valve buffer member Spool valve buffer member

1977-03-10

1979-08-28

Cline, William R.

Valves and valve actuation

With friction detent

92 23, 92 85R, F16K 3504

Patent

active

041658604

ABSTRACT:
A buffer member, for locating adjacent the open end of a sleeve of a spool and sleeve valve. The buffer member comprises a generally cylindrical member formed of a resilient material and having one or more protrusions protruding inwardly of the central aperture. Preferably there are two protrusions arranged diametrically opposed. The buffer and surface may be formed with a projecting generally cruciform portion.

REFERENCES:
patent: 2569967 (1951-10-01), Ashton
patent: 2970607 (1961-02-01), Peck et al.
patent: 3017157 (1962-01-01), Parsons et al.
patent: 3664463 (1972-05-01), Kuethe
patent: 3799203 (1974-03-01), Doutt
patent: 3874636 (1975-04-01), Bake et al.
patent: 3969988 (1976-07-01), Maurer

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