Patent · US Expired

Link for steel sprocket chains

US4328665A · kind A · utility

13Cited by
6References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 2, 1979
Grant dateMay 11, 1982
Priority date
Expiry dateApr 2, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49794
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

Links for steel sprocket chains are each formed of a pair of dodecagon shaped broadened portions joined by a web with parallel sides. When cut from a sheet metal plate the boundary edges of the broadened portions and web of one link are in contact with and at least partially congruent to adjacent links.

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