US PATENT SUBCLASS 408 / 77
.~ Tool supporting wheel


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

72 R  DF  WITH WORK-ENGAGING STRUCTURE OTHER THAN TOOL OR TOOL-SUPPORT {13}
77.~ Tool supporting wheel {1}
78  DF  .~.~> Wheel-axis parallel to tool-axis


DEFINITION

Classification: 408/77

(under subclass 72) Device wherein the work-contacting structure includes an annular member rotatably connected to the device at the central axis of the member, and adapted to rest upon the work to sustain thereupon at least a substantial portion of the device against gravity during the cutting operation.

(1) Note. The annular work-contacting structure of this subclass is normally used to support and transport the device

when the device is not being used to perform an operation of this class type.

(2) Note. This subclass is to receive cross-reference copies of portable, wheel-supported cutting machines wherein the wheels are not resting on the work at the time when the cutting operation is taking place.