US PATENT SUBCLASS 49 / 337
.~.~.~ Worm drive

Current as of: June, 1999
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49 /   HD   MOVABLE OR REMOVABLE CLOSURES

324  DF  WITH OPERATOR FOR MOVABLY MOUNTED CLOSURE {12}
333  DF  .~ Coaxial of closure pivot {3}
335  DF  .~.~ Coaxial gear {2}
337.~.~.~ Worm drive

DEFINITION

Classification: 49/337

(under subclass 335) Device wherein the closure actuating means includes a helical gear which mesh with the radially toothed body.