Patent · US Expired

Keyless locking system

US5841361A · kind A · utility

84Cited by
13References
19Claims
0Family size

Inventor

Key dates

Filing dateMar 18, 1996
Grant dateNov 24, 1998
Priority date
Expiry dateMar 18, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T70/7068
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A keyless locking system suitable for use in applications such as locking doors, enabling garage door openers, enabling industrial machine operation, enabling automotive ignition systems and the like. The locking system is comprised of a micro-controller, a keypad, application specific firmware, and operating mechanisms to unlock/enable or lock/disable a particular door, drawer, machine, etc.

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