Padlock having a replaceable cylinder
US4404825A · kind A · utility
22Cited by
9References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 12, 1981 |
| Grant date | Sep 20, 1983 |
| Priority date | — |
| Expiry date | May 12, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T70/7661
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A stop disposed in the bottom of the shackle heel bore normally blocks movement of a pin holding the cylinder in the casing. Raising the stop when the lock is unlocked permits the pin to move away from the cylinder freeing the cylinder for replacement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.