Tool driving or impacting – Impacting devices – Impact transmitting anvil
Reexamination Certificate
2006-12-05
2006-12-05
Smith, Scott A. (Department: 3721)
Tool driving or impacting
Impacting devices
Impact transmitting anvil
C173S114000, C173S133000, C173S211000, C029S081140
Reexamination Certificate
active
07143840
ABSTRACT:
An impact tool enables a front cover part to be easily attached to and detached from a housing body, with a device having a simplified structure. The front cover part has an annular fastening portion clamped to the outer peripheral surface of a front edge portion of the housing body, a cylindrical portion extending from the front end of the housing to the region of the fastening portion, and a connecting portion connecting together the cylindrical portion and the fastening portion. The fastening portion is split at a circumferential part thereof to form a pair of circumferentially opposing tongue-shaped portions. A clamping device is provided between the tongue-shaped portions, which is movable between a clamping position where it pulls the tongue-shaped portions toward each other and an unclamping position where the tongue-shaped portions are released from being pulled toward each other.
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Mikiya Toshio
Ohki Yasumasa
Suzuki Yasumasa
Brinks Hofer Gilson & Lione
Nitto Kohki Co. Ltd.
Smith Scott A.
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