Electric automotive choke
AssigneeGTE Sylvania Incorporated
InventorsGeorge A. Ball, Jr., George H. Simpson
Life of this patent
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Abstract
An electric choke assembly includes a heater to heat a coiled bimetallic spring which opens a choke valve. The heater comprises a double ring electroded thermistor for the purpose of generating two different heating rates which are controlled by a bimetallic thermostat blade located in the same chamber of the assembly as the thermistor.
Claims9
An electric choke assembly for the carburetor of an automotive internal combustion engine comprising a housing having a chamber therein a thermistor disc and a thermostat blade disposed in said chamber so that the thermostat blade is proximate the thermistor disc and in heat-transfer relationship therewith, the thermostat blade being open below a predetermined temperature range and closed above said temperature range, the thermistor disc generating heat at one rate when the thermostat blade is open and at a greater rate when the thermostat blade is closed, and means to electrically energize the assembly.
Dependencies are inferred from the claim text.