Wall switch latch arrangement
US5278365A · kind A · utility
7Cited by
2References
1Claims
0Family size
Inventors
Key dates
| Filing date | Sep 21, 1992 |
| Grant date | Jan 11, 1994 |
| Priority date | — |
| Expiry date | Sep 21, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H9/18
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A wall switch latch includes a mounting plate having an enclosed slot directed therethrough and slidably receiving a fastener member directed into a wall plate permitting an abutment plate mounted to the mounting plate for abutment with an associated actuating lever bar of a wall switch mechanism. The abutment plate further includes a fluid dye saturated sponge arranged to mark the lever bar of the switch upon contact therewith.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.