The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 25, 1983
Filed:
Apr. 16, 1982
Shunso F Watanabe, Livonia, MI (US);
Theodore W Daykin, Dearborn, MI (US);
Elmer T Heiney, III, Huntington Woods, MI (US);
Ford Motor Company, Dearborn, MI (US);
Abstract
A motor vehicle throttle valve positioner consisting of an elongated screw means moving the throttle valve and providing two ranges of movement, one being an engine idle speed mode of operation to maintain the engine at the correct idling speed level as determined by a microprocessor or similar electronic control, the other being a speed control mode of operation wherein a chosen engine off-idle speed level is maintained, and a failsafe operation returning the throttle valve to the idle speed range in the event of electrical failure or termination of the speed control mode of operation.