Patent · US Expired

Digging tooth

US4028823A · kind A · utility

14Cited by
10References
3Claims
0Family size

Inventors

Key dates

Filing dateOct 31, 1975
Grant dateJun 14, 1977
Priority date—
Expiry dateOct 31, 1995

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE02F9/2825
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A digging tooth provided with two points for use especially at the corners of a power digging bucket so that the shovel cuts better at its corners resulting in less binding of the bucket when making a second cut. This also results in better corners at the bottom of a narrow ditch.

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