Patent · US Expired

Door latch

US3955839A · kind A · utility

8Cited by
3References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 28, 1975
Grant dateMay 11, 1976
Priority date
Expiry dateFeb 28, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T292/1059
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A "rivetless" surface-mounted latch wherein functional parts, e.g., a pivotal latch bolt and handle and locking piece, are positioned within a housing in stacked relation, each piece being retained by the one above, the entire assemblage being held together by a staked cover plate.

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