Patent · US Expired

Bicycle crankshaft assembly

US5941135A · kind A · utility

18Cited by
12References
62Claims
0Family size

Inventor

Key dates

Filing dateJun 18, 1997
Grant dateAug 24, 1999
Priority date—
Expiry dateJun 18, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/2164
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

The bicycle crankshaft assembly includes two crank arms having end portions thereof, a crank axle having two end portions thereof, with one of the crank arms attached to one of the axle end portions and another of the crank arms attached to the other of the axle end portions, and a crank arm insert affixed to at least one of the axle end portions and affixed to one of the crank arms end portions for connection of the crank arm to the crank axle.

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