Patent · US Expired

Multifunction mortise lock

US7497486B1 · kind B1 · utility

49Cited by
19References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 16, 2005
Grant dateMar 3, 2009
Priority date
Expiry dateSep 16, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T292/1097
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A mortise lock is disclosed for securing a door. The mortise lock includes a chassis, a latch bolt, and at least one handle. The lock has a plurality of functional states, including a state in which input to a handle is prevented from retracting the latch bolt.

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