Patent · US Expired

Lockable security cover for a padlock

US4905486A · kind A · utility

54Cited by
13References
9Claims
0Family size

Inventor

Key dates

Filing dateJan 30, 1989
Grant dateMar 6, 1990
Priority date
Expiry dateJan 30, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T70/7921
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A security and protective cover for a padlock, which cover is releasably latchable to the padlock to cover the padlock case including keyway, and to shield the padlock shackle, is disclosed. There is a first cover portion having a lower part with spaced apart walls that form a case-receiving chamber with an open front to allow placement of the padlock case therein, with a top chamber wall having a spaced pair of semi-circular indentations for receiving the shafts of the shackle. Extending upwardly from the top of the lower part of the first cover portion is a shackle-shielding wall with a central slot extending downwardly from its top to define twin wall projections lying behind and adjacent the upstanding shackle shafts of a padlock mounted in the cover to surround first portions of these shafts. There is a second cover portion having a major wall with a lower end that is hingedly attached to the bottom of the first cover portion, and at the upper end of the major wall is a wall with twin semi-circular indentations. Above this wall is a shackle shielding portion with twin projections bordering a central slot, and key-operated latching means mounted just below the slot. With a padl…

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