US PATENT SUBCLASS 271 / 155
.~.~.~.~.~ Controlled electric or fluidic motor actuates advancer

Current as of: June, 1999
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271 /   HD   SHEET FEEDING OR DELIVERING

8.1  DF  FEEDING {8}
145  DF  .~ Pack holders {7}
147  DF  .~.~ Advancer {5}
152  DF  .~.~.~ Control of advancer responsive to sensing of foremost sheet {3}
154  DF  .~.~.~.~ Sensor activates electric or fluidic circuit {1}
155.~.~.~.~.~ Controlled electric or fluidic motor actuates advancer

DEFINITION

Classification: 271/155

(under subclass 154) Device wherein the flow is applied directly to motive means that energizes the urging means.

(1) Note. In devices of this subclass the motor, whether electric or hydraulic, is connected directly to the advancer rather than through an intermediate clutch or transmission, and the stopping or starting of the motor is directly responsive to the senser.