Patent · US Expired

Rotary combustion engine apex seal arrangement

US3973882A · kind A · utility

3Cited by
7References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 17, 1975
Grant dateAug 10, 1976
Priority date
Expiry dateMar 17, 1995

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01C19/02
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A rotary combustion engine apex seal arrangement comprising two end-to-end apex seal segments forced by a spring biased central wedge to engage a peripheral wall at their outer sealing surfaces and also to engage the respective adjoining side walls at their outer ends thereby leaving a gap only between their inner ends.

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