Fluid handling – With casing – support – protector or static constructional... – Guards and shields
Patent
1978-12-19
1980-12-23
Schwadron, Martin P.
Fluid handling
With casing, support, protector or static constructional...
Guards and shields
137315, 285 4, F16K 2700
Patent
active
042404622
ABSTRACT:
A recessed valve includes a protective valve cover sleeve and an actuating spindle, wherein the sleeve is provided with spaced-apart circumferential notches which permit an installer to shorten the sleeve in steps. The spindle has similar notches which also permit shortening its length.
REFERENCES:
patent: 1266246 (1918-05-01), Fulton
patent: 1684572 (1928-09-01), Boosey
patent: 1890357 (1932-12-01), Barber
patent: 1951645 (1934-03-01), Boosey
patent: 3331386 (1967-07-01), Politz
patent: 3339215 (1967-09-01), Flood
patent: 3472427 (1969-10-01), Schaefer
patent: 3480299 (1969-11-01), Henderson
patent: 3835615 (1974-09-01), King, Jr.
Chambers A. Michael
Friedrich Grohe Armaturenfabrik GmbH & Co.
Lenkszus Donald J.
Raden James B.
Schwadron Martin P.
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