US PATENT SUBCLASS 408 / 124
MEANS TO DRIVE TOOL

Current as of: June, 1999
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408 /   HD   CUTTING BY USE OF ROTATING AXIALLY MOVING TOOL

124MEANS TO DRIVE TOOL {5}
125  DF  .~> With specific tool structure
126  DF  .~> Friction gearing
127  DF  .~> Universal or flexible drive connection to rotate tool
128  DF  .~> Belt and pulley
129  DF  .~> Including means to move tool along tool-axis {6}

DEFINITION

Classification: 408/124

(under the class definition) Device including tool-sustaining structure and means to move the tool axially and/or to rotate the tool against the work during the cutting operation wherein the moving means comprises either (1) structure that moves relative to the tool and relative to the tool-sustaining structure, or comprises (2) resilient stored energy means, electrical (e.g., magnet or solenoid) means, or hydraulic means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

17, for drive structure particularly adapted to transmit to the tool reciprocating motion of increasing stroke length or of changing datum such that the tool is progressively advanced toward the work.