Worm gear drive aiming and locking mechanism

Details Worm gear drive aiming and locking mechanism Worm gear drive aiming and locking mechanism

2005-02-25

2008-10-14

Alavi, Ali (Department: 2875)

Illumination

Housing

Recessed

Reexamination Certificate

active

07434967

ABSTRACT:
According to a one embodiment of the instant invention an adjustable downlight assembly comprises a collar, a yoke adjustable through an arcuate distance, the yoke pivotally connected to the collar, and a worm gear drive assembly operably engaging the yoke and the collar for pivoting the yolk about a horizontal axis. The worm gear drive assembly comprises a worm and a gear. The worm gear drive assembly is adjustable by rotation of the worm. The adjustable downlight assembly further comprises a biasing member fastened to a casting, the casting extending from an inner surface of the collar. The worm gear drive assembly inhibits unintentional movement of the yoke after adjustment is completed.

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