Ambient lighting detection mechanism
US4568826A · kind A · utility
8Cited by
7References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 13, 1983 |
| Grant date | Feb 4, 1986 |
| Priority date | — |
| Expiry date | May 13, 2003 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01J1/0266
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A mounting arrangement for a photocell is disclosed which allows detection of ambient lighting. A collar is secured to a mounting surface by an integral flange and a locking collar. The photocell is fixed within a body member slidingly positioned within the collar. An adjustable aperture in the body member allows ambient light to be detected.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.