Housing and gearbox for drill or driver

Details Housing and gearbox for drill or driver Housing and gearbox for drill or driver

2011-07-19

2011-07-19

Nash, Brian D (Department: 3721)

Tool driving or impacting

Automatic control of power operated means

Drive means responsive to torque or speed condition

C173S178000, C173S216000

Reexamination Certificate

active

07980324

ABSTRACT:
A power tool including a motor, an output member and a transmission disposed between the motor and the output member. The transmission includes a ring gear with opposite axial end faces. The power tool also includes a clutch for limiting an output of the transmission. The clutch includes an annular clutch face disposed about the ring gear. At least a portion of a side of the ring gear is configured such that an included angle between the annular clutch face and the at least a portion of the side of the ring gear is about ninety five degrees to about one hundred fifty degrees.

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