US PATENT SUBCLASS 408 / 122.5
.~.~ Double-acting ratchet

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

120  DF  TOOL OR TOOL-SUPPORT WITH TORQUE-APPLYING RATCHET {2}
121  DF  .~ With thrust applying means {2}
122.5.~.~ Double-acting ratchet

DEFINITION

Classification: 408/122.5

(under subclass 121) Device including additional provision to cause the torque-supplying means to continue to act on the tool in the same direction when the supplying means is moved in the reverse direction.