Gear cutting – milling – or planing – Milling – Randomly manipulated – work supported – or work following device
Reexamination Certificate
2008-05-05
2010-06-01
Cadugan, Erica E (Department: 3726)
Gear cutting, milling, or planing
Milling
Randomly manipulated, work supported, or work following device
C409S210000, C409S218000, C144S136950
Reexamination Certificate
active
07726918
ABSTRACT:
A power tool including: a base slidable on a workpiece, and an opening provided through the base; a main unit supported to the base and movable in a first direction substantially perpendicular to the base, the main unit including an electric motor; a cutter driven by the electric motor, the cutter being capable of protruding through the opening from the base; a stopper pole supported to a housing coupled to the main unit, the stopper pole being movable in the first direction, the stopper pole having one end protruding from the housing toward the base, thereby regulating a moving distance of the cutter; a digital display unit including a moving distance detection portion for detecting a moving distance of the stopper pole and a digital display portion for displaying the moving distance; and a dust prevention member provided between a part of the stopper pole protruding toward the base and the moving distance detection portion, thereby preventing dust from entering into the housing.
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Onose Akira
Uchida Hiroki
Antonelli, Terry Stout & Kraus, LLP.
Cadugan Erica E
Hitachi Koki Co,. Ltd.
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