Patent · US Expired

Engine piston assembly with planar pin mounting surface

US5092290A · kind A · utility

2Cited by
8References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 13, 1990
Grant dateMar 3, 1992
Priority date
Expiry dateSep 13, 2010

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF05C2201/021
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

An internal combustion engine piston assembly is provided wherein the underside of the piston has planar load bearing surfaces disposed perpendicularly to the axis thereof and the ends of the piston pin are provided with mating planar surfaces for fastening the pin to the underside of the piston head. The piston pin further includes a cylindrical bearing surface disposed between the ends for connection to the connecting rod.

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