US PATENT SUBCLASS 101 / 93.34
.~.~.~.~.~.~ With spring

Current as of: June, 1999
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101 /   HD   PRINTING

45  DF  SELECTIVE OR PROGRESSIVE {10}
93  DF  .~ Bed and platen machines {19}
93.18  DF  .~.~ With printing type carried on rotatable member {3}
93.21  DF  .~.~.~ Rotating axis parallel to print line {6}
93.28  DF  .~.~.~.~ Hammer member movable to print member {2}
93.29  DF  .~.~.~.~.~ Including electromagnetically actuated means {3}
93.34.~.~.~.~.~.~ With spring

DEFINITION

Classification: 101/93.34

(under subclass 93.29) Apparatus in which there is provided a resilient mechanical device for urging the striking member in at least one direction of its movement.