Lighting fixture with uniform mounting frame for old installations
US4327403A · kind A · utility
47Cited by
9References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 8, 1980 |
| Grant date | Apr 27, 1982 |
| Priority date | — |
| Expiry date | May 8, 2000 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21V21/04
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a lighting fixture adapted to be mounted directly to the ceiling of a room or the like. A characterizing feature of the invention lies in the provision of a frame structure adapted to seat against the upper surface of the ceiling, the frame structure including means in the nature of clips which are shiftable radially into complementary guideways formed in the frame, the clips in the course of such outward radial movement including tangs which embed themselves in the ceiling structure proper to securely mount the fixture at a desired position in the ceiling.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.