Fire alarm
US5568133A · kind A · utility
14Cited by
3References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 1995 |
| Grant date | Oct 22, 1996 |
| Priority date | — |
| Expiry date | Dec 12, 2015 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B17/113
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
Upon insertion of a fire alarm insert into a corresponding fire alarm mounting, the insert covers the mounting. The insert has a movable fastening comprising a ring, for example, for fastening the insert to the mounting. Indicator elements are included for indicating proper positioning of the insert relative to the mounting.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.