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:
Aug. 24, 1999
Filed:
Nov. 20, 1997
Applicant:
Inventor:
Thomas D Nogle, Troy, MI (US);
Assignee:
Chrysler Corporation, Auburn Hills, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137112 ; 747331 ; 137513 ;
Abstract
An improved two-way check valve for controlling the flow of fluid to an element from either one of a pair of hydraulic sources in a hydraulic automatic transmission, the check valve having a flow cavity in which a pivotal flapper valve is mounted so as to alternately cover one of two inlet openings to the cavity.