Padlock
US6393876B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 11, 2000 |
| Grant date | May 28, 2002 |
| Priority date | — |
| Expiry date | Sep 11, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T70/498
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A lock (10) comprising a lock body (12) defining a top surface (14) and a bottom surface (16), the lock body (12) having a bore (18) formed therein extending from the top surface (14) to a location spaced from the bottom surface (16), a key-operated lock cylinder (20) located in the bore (18) and having a keyway opening (22) facing the bottom surface (16), a key entry aperture (24) being formed in the bottom surface (16) for permitting insertion of a key therethrough into engagement with the keyway opening (22) of the cylinder (20) and being sized so as not to permit the cylinder (20) to pass therethrough, a shackle (26), a locking mechanism located in the lock body (12) and being operated by the lock cylinder (20) for locking the shackle (26), characterized by a multifunctional lock top protector element (60) mounted onto the top surface (14) of the lock body (12), the multifunctional lock top protector element (60) being apertured to accommodate the shackle (26) and to surround at least a portion thereof, the multifunctional lock top protector element (60) overlying the bore (18) so as to prevent access to the cylinder (20) from the top surface (14), the shackle (26) and the mult…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.