US PATENT SUBCLASS 57 / 58.86-- .~.~.~ Including tensioning means

US PATENT SUBCLASS 57 / 58.86
.~.~.~ Including tensioning means

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

1 R	DF	APPARATUS AND PROCESSES {45}
58.49	DF	.~ Unitary multiple twist devices {8}
58.83	DF	.~.~ With strand guiding, guarding, or controlling means {2}
58.86		.~.~.~ Including tensioning means

DEFINITION

Classification: 57/58.86

(under subclass 58.83) Apparatus provided with means to control the tension on the strands being operated upon.

(1) Note. Many of the tension devices found in this subclass are adapted to function additionally as twist controllers or barriers.

SEE OR SEARCH THIS CLASS, SUBCLASS:

328+, for twist controlling means combined with drafting and false twisting devices.

SEE OR SEARCH CLASS

242, Winding, Tensioning, or Guiding,

410+, and 147+ for a tension control or brake with winding, unwinding, or in general use.