Patent · US Expired

Rocker arm for valve actuation

US7398752B2 · kind B2 · utility

0Cited by
7References
1Claims
0Family size

Inventor

Key dates

Filing dateDec 12, 2005
Grant dateJul 15, 2008
Priority date
Expiry dateApr 27, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/216
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

The present invention provides an improved rocker arm system for actuating poppet valves in high performance internal combustion engines. The rocker arm provides trunnion journals extending from each side fitted to outboard bearing mounts to guide the motion of the rocker arm. An I-beam rocker arm having high stiffness and low mass is disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.