Valves and valve actuation – Heat or buoyancy motor actuated
Patent
1986-06-04
1987-08-11
Rosenthal, Arnold
Valves and valve actuation
Heat or buoyancy motor actuated
60528, 60529, 137870, 137883, 137550, F16K 3170
Patent
active
046856528
ABSTRACT:
A valve construction and method of making the same are provided, the valve construction comprising a housing, a valve seat carried by the housing, a movable lever carried by the housing and having an opening passing through opposed sides thereof, a valve member for opening and closing the valve seat and having a stem projecting through the opening of the lever whereby the valve member is carried by the lever, and a tubular member disposed in the opening of the lever and telescopically receiving the stem of the valve member therein whereby the tubular member spaces the stem from the lever at the opening thereof.
REFERENCES:
patent: 2409112 (1946-10-01), Dillman
patent: 2589614 (1952-03-01), Ireland
patent: 4053136 (1977-10-01), Perl
patent: 4412650 (1983-11-01), Young et al.
Robertshaw Controls Company
Rosenthal Arnold
LandOfFree
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