Patent · US Expired

Shackle lock

US6109074A · kind A · utility

15Cited by
15References
7Claims
0Family size

Inventor

Key dates

Filing dateJan 19, 1999
Grant dateAug 29, 2000
Priority date
Expiry dateJan 19, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T70/5009
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A shackle lock having a shackle with at least two ends and whose length can be adjusted, a lock body, and a lock stud is disclosed. One end of the shackle is secured to the lock body and secured at another end to the lock stud. The lock body has at least one insertion hole, and the shackle lock also has at least one intermadiate shackle lock stud which is connected in between two ends of the shackle. The effective shackle length can be adjusted easily so as to be used both as a large size shackle lock and as a small size shackle lock.

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