U-shape lock
US5791169A · kind A · utility
13Cited by
11References
4Claims
0Family size
Inventor
Key dates
| Filing date | Aug 27, 1997 |
| Grant date | Aug 11, 1998 |
| Priority date | — |
| Expiry date | Aug 27, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T70/489
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A U-shaped lock includes a U-shaped bar, a cross bar and a lock body mounted therein, such that a user is able to achieve a locking process by the U-shaped bar and the cross bar no matter whether the combination input by a user of the lock body coincides with the predetermined sequence.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.