US PATENT SUBCLASS 57 / 272
.~.~.~.~ Ejector type

Current as of: June, 1999
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57 /   HD   TEXTILES: SPINNING, TWISTING, AND TWINING

1 R  DF  APPARATUS AND PROCESSES {45}
266  DF  .~ Doffing or donning {5}
268  DF  .~.~ Carriage {3}
271  DF  .~.~.~ Successive and individual type {1}
272.~.~.~.~ Ejector type

DEFINITION

Classification: 57/272

Ejector type:

(under subclass 271) Subject matter including means to doff the bobbin or package by a sudden and relatively large force

to propel the bobbin or package from its receiver, usually in a vertical direction.