Patent · US Active

Lock device

US8459071B2 · kind B2 · utility

11Cited by
12References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 25, 2008
Grant dateJun 11, 2013
Priority date
Expiry dateFeb 6, 2030

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T70/80
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A lock device comprises an interlocking means comprising two axially movable parts (61, 62) interconnecting a cylinder core (20) and an extension (40, 50) so that free-turning operation is provided in one mode of operation and the extension rotates with the cylinder core in another operational mode.

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