Projector lens holder
US6639741B2 · kind B2 · utility
7Cited by
3References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 15, 2002 |
| Grant date | Oct 28, 2003 |
| Priority date | — |
| Expiry date | May 15, 2022 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21S41/295
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A holder (2) of projector lens (1) is provided with openings through which springs (3) pass. The shorter arm (4) of said spring (3) presses said lens (1) against said holder (2), the longer arm (5) is pressed to the circumferential mantle of said holder (2) and secured in this position by a bent cutout (7).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.