Patent · US Expired

One-piece, slam-type latch for snap-in installation

US4492396A · kind A · utility

16Cited by
17References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 28, 1981
Grant dateJan 8, 1985
Priority date
Expiry dateOct 28, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T292/1061
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A one-piece, slam-type latch for snap-in installation in an orifice of a door is provided for maintaining the door in a closed position relative to a door frame having an extending keeper means. The latch includes a first portion having a generally rectangular configuration, and a second portion extending normally outward from the first portion for insertion through the orifice. One end of the second portion is in integral attachment with one side of the first portion. The other end of the second portion is provided with at least one indentation for interlocking engagement with the keeper means. A leaf spring is integrally attached to the second portion and extends angularly from the second portion toward the first portion. The latch is further provided with a third portion in integral engagement with the first and second portions. The third portion extends planarly outward from the first portion. The third portion has an auriculate recess provided with a first lobe extending inwardly toward the first portion and a second lobe extending planarly opposite the first lobe to define a thin-walled section of the third portion. The thin-walled section of the third portion is sufficiently…

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