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.

Date of Patent:
Oct. 18, 2016

Filed:

Jan. 30, 2015
Applicant:

Delphi Technologies, Inc., Troy, MI (US);

Inventors:

Cai P. Shum, Mendon, NY (US);

Jeremy N. Graves, Henrietta, NY (US);

Oscar A. Estratti, Rochester, NY (US);

Assignee:

Delphi Technologies, Inc., Troy, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L 1/34 (2006.01); F01L 1/344 (2006.01);
U.S. Cl.
CPC ...
F01L 1/344 (2013.01); F01L 1/3442 (2013.01);
Abstract

A camshaft phaser is provided for varying the phase relationship between a crankshaft and a camshaft in an engine. The camshaft phaser includes a stator having lobes. A rotor disposed within the stator and rotatable between a full retard position to a full retard position includes vanes extending radially outward from a central hub and interspersed with the stator lobes to define alternating advance and retard chambers. A first portion of the central hub between adjacent vanes extends radially outward further than a second portion of the central hub between adjacent vanes.


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