Patent · US Expired

Flexible saw

US4240203A · kind A · utility

5Cited by
7References
7Claims
0Family size

Inventor

Key dates

Filing dateOct 17, 1979
Grant dateDec 23, 1980
Priority date
Expiry dateOct 17, 1999

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23D61/185
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

This invention pertains to means for trimming tree branches. Spaced cutting collars with sharp teeth at one end are crimped upon a flexible cable. Lead weights, sand bags, etc., are attached to and carry the flexible cutting cable into position over the branch to be cut. The cable and cutting collars are oscillated to saw the branch.

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