Patent · US Expired

Internal combustion engine including a means of reducing cyclic disturbances for low-speed running

US6427656B1 · kind B1 · utility

15Cited by
11References
36Claims
0Family size

Inventors

Key dates

Filing dateOct 22, 1999
Grant dateAug 6, 2002
Priority date
Expiry dateOct 22, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/2128
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

The invention relates to an internal combustion engine, the crankshaft (1) of which is equipped with a pulley or flywheel (4) secured to it by fastening means, in which said flywheel (4) is equipped with at least one pendular element (45), whose size, mass and position on said flywheel (4) are determined so as to be tuned to close to the angular frequency of the major harmonic of the cyclic disturbance.

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