Automatic temperature and humidity regulation – Cooling radiator – Bypass
Patent
1980-05-22
1981-07-28
Tapolcai, Jr., William E.
Automatic temperature and humidity regulation
Cooling radiator
Bypass
251358, 251361, F01P 702
Patent
active
042806550
ABSTRACT:
An automotive thermostatic valve which comprises a stationary portion and a movable portion. The stationary portion comprises a rigid frame member which includes a central portion and an outer annular portion. The outer annular portion is joined to the central portion by radially extending spokes. The outer annular portion of the rigid frame member is covered with a body of elastomeric material which is shaped to provide a valve seat surface for engagement by the movable portion of the valve and is also shaped to provide a securing region which is clamped within a fluid conduit within which the valve is positioned. The outer annular portion of the rigid frame member has a radial portion adjacent the valve seat surface of the body of elastomeric material for support thereof and a cylindrical portion adjacent the securing region of the body of elastomeric material for support and reinformcement thereof during clamping thereof within a fluid conduit within which the valve is positioned.
REFERENCES:
patent: 1826160 (1931-10-01), Woolson et al.
patent: 2065148 (1936-12-01), Mallinger
patent: 2249576 (1941-07-01), Payne
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patent: 2833478 (1958-05-01), middleton
patent: 2982477 (1961-05-01), Drapeau
patent: 3129885 (1964-04-01), Freismuth
patent: 3233861 (1966-02-01), Stillwagon
patent: 3893618 (1975-07-01), Wong et al.
Duprez Wayne R.
Wong Backman
Standard-Thomson Corporation
Tapolcai, Jr. William E.
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