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. 13, 2005
Filed:
Feb. 26, 2004
Jose F. Masello, Battle Creek, MI (US);
Majo Cecur, Rivarolo Canavese, IT;
Jose F. Masello, Battle Creek, MI (US);
Majo Cecur, Rivarolo Canavese, IT;
Eaton Corporation, Cleveland, OH (US);
Abstract
A hydraulic lash adjuster () for an internal combustion engine, and an improved method of assembly of such a lash adjuster. The lash adjuster () is of the type having a body (), a plunger (), and a check valve assembly (). In accordance with one aspect of the invention, the check valve assembly comprises a cartridge (A;B) comprising a member () separate from the plunger () and defining a valve seat (S;S). The check valve cartridge is capable of being assembled and tested for compliance with a predetermined relationship of flow versus pressure differential, prior to assembly into the plunger (). In accordance with the improved method of assembly, a plurality of different bodies (A;B) and plungers (A;B;C;D) is provided, as well as a plurality of different, interchangeable check valve cartridges (A;B), and the assembly operator selects a body, a plunger, and a cartridge to provide an assembled lash adjuster having the predetermined, desired operating parameters.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile