Electrical adapter
US4407560A · kind A · utility
Inventor
Key dates
| Filing date | Jun 25, 1981 |
| Grant date | Oct 4, 1983 |
| Priority date | — |
| Expiry date | Jun 25, 2001 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R33/94
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electrical adapter is described particularly useful for converting a 250 watt halogen lamp socket having a width of 7/16" to a 75 watt episical reflector lamp or flood socket having a diameter of 1". The adapter comprises a top and bottom hollow ceramic section. The top section consists of a hollow base member adhesively mated to a top member. The top member has mounted thereon a male screw shell and a center contact. The bottom ceramic section contains an internally threaded female screw shell and a bottom central contact. A connecting member is bonded to the hollow base member of the top section and is equipped with a central internally threaded collar to which is threaded a tubular neck. The bottom section is screwed to the connecting member. Wires connect the top and bottom center contacts and the male and female screw shells.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.