US PATENT SUBCLASS 49 / 257
.~.~ Translation shifts pivot axis

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

208  DF  MOUNTED FOR MULTIDIRECTIONAL OR OBLIQUE MOVEMENT {7}
254  DF  .~ Sequential translation and swinging {3}
257.~.~ Translation shifts pivot axis

DEFINITION

Classification: 49/257

(under subclass 254) Device wherein the translation of the closure repositions the pivot axis to permit swinging about said axis.

SEE OR SEARCH THIS CLASS, SUBCLASS:

260, for a closure in which its pivot axis moves along a guide or slot.