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:
Jul. 22, 1986
Filed:
Jun. 25, 1984
John E Cook, Chatham, CA;
Canadian Fram Limited, Chatham, CA;
Abstract
A system including a throttle body communicating intake air to the intake manifold of an engine, the throttle body including a movable throttle plate. A vacuum responsive idle speed bypass valve is used to bypass intake air around the throttle plate and into the intake manifold, a vacuum responsive EGR valve is used for regulating the amount of exhaust gas permitted to be recirculated into the intake manifold, a single electric vacuum regulating (EVR) communicated to a vacuum inport port, the idle speed bypass valve and EGR valve to be employed to vary the degree of manifold vacuum communicated thereto.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile