Patent · US Expired

Chain saw chain tensioning and braking system

US7412769B1 · kind B1 · utility

1Cited by
19References
17Claims
0Family size

Inventor

Key dates

Filing dateNov 10, 2004
Grant dateAug 19, 2008
Priority date
Expiry dateApr 16, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T83/7226
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

Disclosed is a chain saw which includes chain saw chain tensioning and braking systems. Tensioning and braking are effected by the presence and control of longitudinal slits in an elongated support which provides a continuous chain channel guide in its outer circumference.

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