Patent · US Expired

Impact wrench having an improved anvil to square driver transition

US6938526B2 · kind B2 · utility

15Cited by
13References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 30, 2003
Grant dateSep 6, 2005
Priority date
Expiry dateJul 30, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB25B21/02
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

An anvil adapted to be received within an impact wrench comprises a round body and a square head. The square head is formed at an end of the round body. A tapered ramp extends from the round body to the square head. A radius is formed in the tapered ramp. The radius is defined by a removal of material in the tapered ramp.

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