Patent · US Expired

Variable stroke internal combustion engine

US5201287A · kind A · utility

8Cited by
9References
5Claims
0Family size

Inventor

Key dates

Filing dateAug 3, 1992
Grant dateApr 13, 1993
Priority date
Expiry dateAug 3, 2012

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16C3/28
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A variable stroke piston system (10). The effective length of the stroke of an internal combustion engine is increased by extending end lobe (14) from main lobe (16) by means of extension rod 18. Extension rod (18) may be operated hydraulically, mechanically or electrically.

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