US PATENT SUBCLASS 57 / 113
.~.~ Drag

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


57 /   HD   TEXTILES: SPINNING, TWISTING, AND TWINING

1 R  DF  APPARATUS AND PROCESSES {45}
112  DF  .~ Elements {9}
113.~.~ Drag

DEFINITION

Classification: 57/113

(under subclass 112) Devices provided with friction or other devices to control the speed of a nondriven element of a twisting couple.

SEE OR SEARCH THIS CLASS, SUBCLASS:

70, and 72.