Light with heater
US7748861B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 21, 2006 |
| Grant date | Jul 6, 2010 |
| Priority date | — |
| Expiry date | Dec 2, 2026 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21V33/0092
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light fixture (10) is provided having a housing (11), a light diffusor (12), a light source (13), and a heating source (14). The housing includes a mounting plate (17) adapted to be mounted to the ceiling of a structure in conventional fashion. The mounting plate includes a radial array of mounting arms (18) which form air intake openings (19) therebetween. The mounting plate is coupled to a tubular flow channel (21) having a central passage (22) extending therethrough. The bottommost portion of the flow channel includes threaded neck (24). A threaded locking plate (28) rotatably mates with the threaded neck. The locking plate includes a radial array of exhaust openings (32) extending therethrough. The heat source includes a heating element (38) and a motorized fan (39).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.