Patent · US Expired

Electronic locking system

US6474122B2 · kind B2 · utility

99Cited by
101References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 13, 2001
Grant dateNov 5, 2002
Priority date
Expiry dateFeb 13, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T70/7915
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

In a first aspect, an electronic lock suitable for replacing interchangeable core locks has a solenoid assembly longitudinally aligned parallel to the rotational axis of the cylinder of the lock. In a second aspect an electronic lock has a ferromagnetic enclosure that surrounds at least a portion of a solenoid assembly when the cylinder of the lock is free to rotate.

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