Heat resistant plastic lamp components and methods of forming
US7270453B2 · kind B2 · utility
1Cited by
8References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2004 |
| Grant date | Sep 18, 2007 |
| Priority date | — |
| Expiry date | Mar 14, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/747
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A molded plastic lamp component includes, in an exemplary embodiment, a first portion formed from a first material having a first heat distortion temperature, and a second portion formed from a second material having a second heat distortion temperature. The first heat distortion temperature is higher than the second heat distortion temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.