Quartz lamp with quick-release arrangement for bulb replacement
US5541826A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 10, 1994 |
| Grant date | Jul 30, 1996 |
| Priority date | — |
| Expiry date | Aug 10, 2014 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2103/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A quartz lamp that permits the bulb to be replaced from a side port without disassembling the lamp housing, and without having to touch the quartz envelope of the bulb. The lamp has an access port in a side wall of the lamp housing through which an expired bulb is extracted and a replacement bulb is installed. A knob seats in the access port where it is lockable into its seated position. Attached to the inner surface of the knob is a first bulb holder assembly, which receives and holds the bulb at one of its ends and establishes electrical contact with the bulb at that end. A second bulb holder assembly is secured within the lamp housing at a position opposite the access port and in registration with the first bulb holder assembly. The second bulb holder assembly receives and holds, and establishes electrical contact with, the bulb at the opposite end when it is inserted into the lamp housing through the access port. The second bulb holder assembly mounted within the lamp housing may be electrically connected directly to an electrical power lead. The first bulb holder assembly has a first electrical contact member that is electrically connected to an electrical power lead within th…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.