Patent · US Expired

Locking apparatus

US5784910A · kind A · utility

14Cited by
12References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 11, 1996
Grant dateJul 28, 1998
Priority date
Expiry dateMar 11, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T70/7881
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A key blank including a generally elongate shaft portion defining a key combination surface adapted to have formed thereon key cuts which define a key combination, the key blank including a movable pin element retained within the elongate shaft portion, the movable pin element being displaceable in a single direction, outwardly from the key combination surface.

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