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US 5,664,872 AGranted
Combined lamp and fan assembly
AssigneeSmiths Industries Limited
InventorsRobert Don Aldo Spearman, Alasdair Buchanan Howie, David Vincent
Life of this patent
Estimating the term…
Abstract
A combined lamp and fan assembly has a housing with a central enclosure within which a low-voltage lamp is mounted. Air flow passages extend along the housing around the outside of the enclosure. The passages are open at their lower end and communicate at their upper end with a low-voltage fan removably secured to the upper end of the housing.
Claims9
A combined lamp and fan assembly comprising:
- a first housing of substantially circular shape containing a lamp unit and having an air flow passage extending along the housing and opening at a lower end of the assembly, said first housing including a fixing by which the assembly can be mounted in a hole in a ceiling panel in a room so that light from the lamp unit illuminates the room, said assembly also including a fan unit having a second housing which is of substantially a same diameter as the first housing, the first and second housings having cooperating catches and notches whereby a lower end of the second housing can be releasably retained at an upper end of the first housing to form an extension thereof, the cooperating catches and notches providing a sole mounting for the second housing, and the second housing being open at an upper end such that air can be drawn from the room through the ceiling panel axially through the assembly.
Dependencies are inferred from the claim text.