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:
Sep. 17, 2019

Filed:

Oct. 23, 2017
Applicant:

Eaton Corporation, Cleveland, OH (US);

Inventors:

Andrei Dan Radulescu, Marshall, MI (US);

Austin Robert Zurface, Hastings, MI (US);

James R. Sheren, Grand Ledge, MI (US);

Anthony L. Spoor, Union City, MI (US);

Luigi Lia, Turin, IT;

Philip Michael Kline, Tekonsha, MI (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L 1/34 (2006.01); F01L 13/00 (2006.01); F01L 1/18 (2006.01); F01L 1/24 (2006.01); F01L 3/08 (2006.01); F01L 3/24 (2006.01); F01L 1/053 (2006.01); F01L 1/46 (2006.01);
U.S. Cl.
CPC ...
F01L 13/0021 (2013.01); F01L 1/18 (2013.01); F01L 1/185 (2013.01); F01L 1/2405 (2013.01); F01L 3/08 (2013.01); F01L 3/24 (2013.01); F01L 13/0005 (2013.01); F01L 13/0015 (2013.01); F01L 13/0036 (2013.01); F01L 2001/0537 (2013.01); F01L 2001/186 (2013.01); F01L 2001/467 (2013.01); F01L 2013/101 (2013.01); F01L 2101/00 (2013.01); F01L 2105/00 (2013.01); F01L 2800/18 (2013.01); F01L 2810/02 (2013.01); F01L 2820/01 (2013.01); F01L 2820/033 (2013.01); F01L 2820/04 (2013.01); F01L 2820/045 (2013.01); Y10T 74/20882 (2015.01); Y10T 74/2107 (2015.01);
Abstract

A system includes a rocker arm assembly for operative engagement with a first and second cam. The assembly includes a first arm for operatively engaging the first cam for a first desired lift profile, a second arm for operatively engaging the second cam for a second desired lift profile, where the second arm includes a latch to engage the second arm with the first arm. The latch is responsive to supplied oil pressure and release oil pressure to switch between lift profiles. The system includes the latch coupled to the supplied or released oil pressure to engage the arms before the first and second arms are engaged with the base circle portion of each of the respective first and second cams.


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