Patent · US Expired

Reciprocating balance weight mechanism for a piston type internal combustion engine

US4688528A · kind A · utility

16Cited by
9References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 23, 1985
Grant dateAug 25, 1987
Priority date
Expiry dateDec 23, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/2184
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A balancing mechanism for reducing the vibration of a piston type internal combustion engine having a crankshaft and a camshaft comprises one or more reciprocating balance weights driven by two rotating cams with at least one of said cams being driven by either said crankshaft or said camshaft.

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