Patent · US Expired

Rod lubrication means for two-cycle internal combustion engines

US4502421A · kind A · utility

2Cited by
14References
13Claims
0Family size

Inventor

Key dates

Filing dateApr 10, 1984
Grant dateMar 5, 1985
Priority date
Expiry dateApr 10, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S123/03
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

This invention is a unique lubrication means contained within a hollow shank of a reciprocating rod including a valve means to maintain a supply of lubricant within the shank of the rod to assure proper lubrication of both the crankpin and wrist pin rod bearings during operation of a two-cycle internal combustion engine.

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