Patent · US Expired

Key slug knockout tool

US4149435A · kind A · utility

12Cited by
2References
2Claims
0Family size

Inventor

Key dates

Filing dateDec 13, 1977
Grant dateApr 17, 1979
Priority date
Expiry dateDec 13, 1997

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB26F2001/365
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A manually operable tool to knock out identification slugs from the heads of keys such as ignition and door keys for automotive vehicles while the keys are mounted upon a key ring passing through holes in said slugs, the tool comprising a pair of jaws on handles pivotally connected adjacent the jaws, one jaw having a seat to position the end portion of the head of a key which is beyond the slug and the other jaw having a pair of spaced lugs positioned to straddle the key ring and engage the opposite portions of the slug which are on opposite sides of the hole in said slug to punch said slug from said head of the key when said jaws are moved toward each other.

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