Patent · US Expired

Sealing means for stirling engine crankcases

US3938811A · kind A · utility

2Cited by
4References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 11, 1974
Grant dateFeb 17, 1976
Priority date
Expiry dateOct 11, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S277/902
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A rotatable crankshaft extends from a crankcase and is sealed for leakage of gas under pressure by an oil chamber surrounding the crankshaft wherein the oil therein is rotated in the direction of crankshaft rotation and is supplied from an oil sump of the crank casing by a conduit with a one-way flow valve into the chamber.

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