Thermostat valve

Automatic temperature and humidity regulation – Cooling radiator – Bypass

Patent

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Details

74534, F01P 702

Patent

active

040320677

ABSTRACT:
A thermostat valve of the type actuated by a wax cylinder incorporating a needle piston, wherein the diameter of said needle is reduced at least at a portion thereof which is received in a bore of the wax cylinder.

REFERENCES:
patent: 2356958 (1944-08-01), von Wangenheim
patent: 2881616 (1959-04-01), Clifford et al.
patent: 2919069 (1959-12-01), Freismuth
patent: 2931576 (1960-04-01), Freismuth
patent: 2981478 (1961-04-01), Salmon
patent: 3092322 (1963-06-01), Schwarz
patent: 3207436 (1965-09-01), Jones
patent: 3300134 (1967-01-01), Wahler

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