Sealed beam lamp unit having bonded terminals
US4300189A · kind A · utility
12Cited by
1References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 21, 1979 |
| Grant date | Nov 10, 1981 |
| Priority date | — |
| Expiry date | Dec 21, 1999 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21S41/192
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A sealed beam headlamp having a lamp terminal formed from a closed end eyelet which is inserted within a lug for forming a metal barrier which is bonded within an envelope opening. The lamp terminal is impervious to moisture and closely fits the envelope opening with voids between the terminal and the envelope being filled by a sealant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.