Patent · US Expired

Method and apparatus for repairing the rear seal area on the crankshaft of an internal combustion engine

US5539979A · kind A · utility

6Cited by
4References
19Claims
0Family size

Inventor

Key dates

Filing dateSep 29, 1994
Grant dateJul 30, 1996
Priority date
Expiry dateSep 29, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/53952
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A tool for repairing the rear oil seal for an engine including a plurality of tool inserts. A tool assembly is aligned with respect to the crankshaft and when aligned is used to apply a longitudinal installation force to the repair sleeve that has been designed to permanently cover a worn portion of the crankshaft.

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