US PATENT SUBCLASS 156 / 420
.~.~.~.~ Toggle linkage lever type actuator

Current as of: June, 1999
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156 /   HD   ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE

349  DF  SURFACE BONDING MEANS AND/OR ASSEMBLY MEANS THEREFOR {34}
394.1  DF  .~ Tire body building type {14}
414  DF  .~.~ Building drums, per se {3}
417  DF  .~.~.~ Collapsible {3}
420.~.~.~.~ Toggle linkage lever type actuator

DEFINITION

Classification: 156/420

(under subclass 417) Apparatus in which the means for shifting the relative position of the elements which make up the periphery of the drum includes a mechanism in which force is applied to a joint between links.