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:
Jan. 12, 1993
Filed:
Dec. 16, 1991
William J Clemens, Plymouth, MI (US);
Richard J Freismuth, deceased, late of Mt. Clemens, MI (US);
Ford Motor Company, Dearborn, MI (US);
Abstract
An air injection valve and air discharge manifold for supplying atmospheric air to the exhaust stream of an automotive engine includes an air injection valve for controlling the flow of air, with the valve including a tubular entry section and a unitary tubular exit section. The air discharge manifold includes a socket section for receiving the air injection valve and a conduit section for conducting air to the exhaust stream of the engine. The valve and air discharge manifold are connected by means of male and female rolled threads formed in the valve body and the connector portion of the air discharge manifold.