Patent · US Expired

Ring saw

US4817692A · kind A · utility

8Cited by
6References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 30, 1988
Grant dateApr 4, 1989
Priority date
Expiry dateAug 30, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T83/9319
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

An improved ring saw having a disk-shaped saw body with a cutting ring mounted to rotate about the saw body. The cutting ring has an inwardly directed flange that fits within a slot in the peripheral edge of the saw body. Cutting teeth are mounted in the ring. Drive means mounted on the saw body rotate the cutting ring about the saw body to have the saw cut into a tree as the saw body is moved toward the tree.

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