Valves and valve actuation – Reciprocating valve – Diverse material seal at valve interface
Patent
1980-04-21
1982-03-23
Rosenthal, Arnold
Valves and valve actuation
Reciprocating valve
Diverse material seal at valve interface
251339, 119 725, 137244, F16K 100
Patent
active
043208916
ABSTRACT:
A nipple operated animal liquid valve having a valve body defining a passage through which liquid passes to be dispensed by the valve, and a passage closure selectively operable to close the passage, the closure having a nipple which may be operated by an animal to operate the valve.
REFERENCES:
patent: 2524951 (1950-10-01), Ashton
patent: 2594968 (1952-04-01), Miller
patent: 3646955 (1972-03-01), Olde
patent: 3698431 (1972-10-01), Thompson
Cairns Howard Ingram
Rosenthal Arnold
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