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:
May. 13, 2025

Filed:

Feb. 19, 2021
Applicant:

Eaton Intelligent Power Limited, Dublin, IE;

Inventors:

Michele Angelo Cecchi, Turin, IT;

Marco Ravoni, Rome, IT;

Maria Letizia Ciardullo, Cosenza, IT;

Raffaele DiMaro, Naples, IT;

Nicola Andrisani, Cumiana, IT;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L 13/00 (2006.01); F01L 1/18 (2006.01); F01L 1/20 (2006.01); F01L 1/22 (2006.01); F01L 1/26 (2006.01); F01L 1/46 (2006.01); F01L 13/06 (2006.01);
U.S. Cl.
CPC ...
F01L 13/0005 (2013.01); F01L 1/182 (2013.01); F01L 1/20 (2013.01); F01L 1/22 (2013.01); F01L 1/26 (2013.01); F01L 1/46 (2013.01); F01L 13/06 (2013.01); F01L 1/181 (2013.01); F01L 2001/186 (2013.01); F01L 2001/187 (2013.01); F01L 2001/467 (2013.01); F01L 2013/001 (2013.01);
Abstract

Several devices are disclosed that can be usable together or used in other valvetrains. Disclosed herein are a rocker arm assembly, compliance capsules for a switchable capsule of the rocker arm, actuators, and support structures for the actuators. The alternative compliance capsules can be electromechanically actuated by the alternative actuators, which are hung over the rocker shaft by the support structure. A cam actuator can be in addition to an overhead cam rail and in addition to the rocker shaft. The cam actuator can be configured with a compliance capsule so that the switching of the switchable capsule is mechanically linked and less reliant on precise electrical signal timing.


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