Power tool with detachable drive end

Details Power tool with detachable drive end Power tool with detachable drive end

2006-08-01

2006-08-01

Smith, Scott A. (Department: 3721)

Tool driving or impacting

Convertible

C173S093600, C173S213000, C173S132000, C279S145000

Reexamination Certificate

active

07083003

ABSTRACT:
A rotary tool includes a housing structure with a plurality of apertures therein, drive mechanism disposed within the housing structure, a detachable drive end mechanism coupled to the drive mechanism, and a retaining structure received by the apertures. The drive mechanism is coupled to the detachable drive end mechanism by a splined sleeve. The detachable drive end mechanism includes a detachable drive end and a collar which engages the retaining structure. Several embodiments of collars and retaining structure are disclosed. In one embodiment, the retaining structure includes a generally U-shaped flexible and resilient spring clip which is flexed when installed to frictionally hold itself and the drive end and collar in place.

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