Discontinuous drive power tool spindle and socket interface

Details Discontinuous drive power tool spindle and socket interface Discontinuous drive power tool spindle and socket interface

2009-03-17

2011-12-13

Smith, Scott A. (Department: 3721)

Tool driving or impacting

Impacting devices

With anvil arranged to transmit torsional impact to tool

C173S093500, C173S132000, C081S177850, C279S019100

Reexamination Certificate

active

08074732

ABSTRACT:
A discontinuous drive power tool assembly for generating rotational torque. The tool assembly includes a spindle having a first end portion configured to receive a socket. The first end portion has a primary engaging surface and a tapered surface spaced from a distal end of the first end portion. The primary engaging surface and the tapered surface are configured to engage corresponding surfaces on the socket. The tool assembly also includes a pulse hammer engagable with a second end portion of the spindle that is opposite the first end portion, and a motor including a motor shaft engagable with the pulse hammer, the motor being configured to rotate the pulse hammer.

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Search Report and Written Opinion as issued for PCT Appln. No. PCT/US2009/037420, dated Jun. 12, 2009.

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