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:
Sep. 07, 2021
Filed:
Sep. 17, 2019
Applicant:
Borgwarner, Inc., Auburn Hills, MI (US);
Inventors:
Assignee:
BORGWARNER, INC., Auburn Hills, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 15/14 (2006.01); F01L 1/344 (2006.01); F16K 15/18 (2006.01); F16K 15/16 (2006.01);
U.S. Cl.
CPC ...
F01L 1/3442 (2013.01); F16K 15/16 (2013.01); F16K 15/188 (2013.01); F01L 2001/34426 (2013.01);
Abstract
An inlet check valve for controlling fluid from a supply into a variable cam timing phaser includes a double flapper check valve assembly with an open position and a closed position, which includes a housing having a body, at least one stopper, a flapper valve comprising at least two flexible flaps received within the housing and aligned with the stopper(s), and a valve seat received within the housing, the valve seat defining openings aligned with the at least two flexible flaps, axially opposite the two stoppers.