Patent · US Expired

Knockout tool

US5937695A · kind A · utility

11Cited by
5References
9Claims
0Family size

Inventor

Key dates

Filing dateApr 9, 1998
Grant dateAug 17, 1999
Priority date
Expiry dateApr 9, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02G3/085
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A new knockout tool for prying open knockout rings on electrical boxes to allow electrical circuit to be inserted therethrough. The inventive device includes an elongate handle having opposite proximal and distal ends and an working arm member coupled to the proximal end of the handle. The arm member has a terminal end with a notch which extends between the lateral sides of the arm member.

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