Patent · US Expired

Locking mechanisms

US4033157A · kind A · utility

11Cited by
8References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 12, 1975
Grant dateJul 5, 1977
Priority date
Expiry dateNov 12, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T292/0986
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

The invention provides a locking mechanism to control the latch on a cabinet drawer or the like having a bolt which operates to engage or release the latch, the bolt in turn being controlled by a locking pin activated by a key operated cylinder lock. Additionally, the locking mechanism may have a second set of locking pin and cylinder lock over-riding and controlling access by the first cylinder lock.

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