US PATENT SUBCLASS 192 / 138
.~ Limit stop


Current as of: June, 1999
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192 /   HD   CLUTCHES AND POWER-STOP CONTROL

116.5  DF  STOP MECHANISM {5}
138.~ Limit stop {2}
139  DF  .~.~> Rotary-member control {3}
143  DF  .~.~> Reciprocating-member control


DEFINITION

Classification: 192/138

(under subclass 116.5) Stop mechanisms in which the drive of the machine is discontinued at the limit of travel.

SEE OR SEARCH CLASS

57, Textiles: Spinning, Twisting, and Twining,

79, for spinning machines which are stopped after sufficient material has been wound in a package.

74, Machine Element or Mechanism,

10+, for mechanical dial operators and see (2) Note to the definition of subclass 10 for the line between these two classes.

91, Motors: Expansible Chamber Type, 220+, for cyclically operable expansible chamber motors having condition responsive stop means.

112, Sewing,

67, for starting and stopping of a buttonhole machine and subclasses 271-277 for sewing machine stopping elements.

140, Wireworking, for wire feeders having stop devices.

187, Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle,

282+, and 302+ for control means for an elevator car actuated by the car contacting a trip in the shaft.

212, Traversing Hoists,

116, 280, 286, and 329 for automatic stops for traversing hoists.

235, Registers,

132, for registers which actuate control means upon attainment of a predetermined reading of the register.

254, Implements or Apparatus for Applying Pushing or Pulling Force, 269, for apparatus for hauling or hoisting a load, including a cable-pulling drum which is driven around its rotational axis and a stationary mechanism for generating a control impulse to a rotation-retarding means of the drive for the drum; the mechanism is actuated by the load or another obstruction on and traveling with the cable.

369, Dynamic Information Storage or Retrieval,

234+, for similar subject matter in a phonograph.

408, Cutting by Use of Rotating Axially Moving Tool,

139+, for cutting means of that class type combined with clutch structure disengageable by tool movement.

409, Gear Cutting, Milling, or Planing,

342, for a stop mechanism for a tool feed of a metal planing machine.

414, Material or Article Handling,

674, for automatic stops for hoists.