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:
May. 11, 2021
Filed:
Mar. 27, 2017
Volvo Truck Corporation, Gothenburg, SE;
Per Persson, Partille, SE;
VOLVO TRUCK CORPORATION, Gothenburg, SE;
Abstract
The present invention relates to a rocker arm () for an internal combustion engine (). The rocker arm () comprises a cavity () with a cavity wall () at least partially accommodating a lash adjustment piston () for hydraulic lash adjustment. The rocker arm () further comprises a lash stop surface (). At least a portion of the lash adjustment piston () is adapted to abut the lash stop surface () during at least one operating condition of the rocker arm (). The cavity () comprises a lash adjustment chamber () at least partially delimited by the lash adjustment piston (). The rocker arm () further comprising a control fluid conduit () and a valve assembly () located between the lash adjustment chamber () and the control fluid conduit (), as seen in an intended direction of flow from the control fluid conduit () to the lash adjustment chamber ().