Sealing means for a thermostat

Details Sealing means for a thermostat Sealing means for a thermostat

1990-11-02

1992-07-14

Tapolcai, William E.

Automatic temperature and humidity regulation

Cooling radiator

Bypass

2513353, 277212FB, F01P 702

Patent

active

051295776

ABSTRACT:
A thermostat has a frame having a valve seat, a rod secured to the frame, a guide member slidably mounted on the rod, and a valve secured to the guide member. On the rod, atubular sealing member is slidably mounted. The sealing member has a tubular body, a base portion, a closed head portion, and a plurality of annular grooves or annular projections formed in an inner wall of the body. The base portion is secured to the guide member, and the head portion is engaged with an end of the rod.

REFERENCES:
patent: 2001251 (1935-05-01), Irving
patent: 2617621 (1952-11-01), Hobbs
patent: 3231194 (1966-01-01), Kuze
patent: 3331377 (1967-07-01), Castello
patent: 3454220 (1969-07-01), Bentz et al.
patent: 3774881 (1973-11-01), Gregory

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