Wrist watch having a bracelet attached to the watch casing by a hinge
US4561077A · kind A · utility
7Cited by
3References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 15, 1985 |
| Grant date | Dec 24, 1985 |
| Priority date | — |
| Expiry date | Apr 15, 2005 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04B37/225
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A wrist watch has a bracelet connected to the watch casing by hinges. Each hinge comprises four lugs which are formed in one piece with the peripheral casing portion and rim portion of the casing, the lugs defining therebetween three spaces which are each occupied by one of three hinge elements provided at one end of the adjacent bracelet half. The casing is made of plastics material. A metal pivot pin extends through holes formed in the elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.