US PATENT SUBCLASS 57 / 67
.~.~ Flier type

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

1 R  DF  APPARATUS AND PROCESSES {45}
66  DF  .~ Receiving twist type {7}
67.~.~ Flier type {3}
68  DF  .~.~.~> With capstan
70  DF  .~.~.~> Bobbin lag or drag type
71  DF  .~.~.~> With traversing strand guide or receiver

DEFINITION

Classification: 57/67

(under subclass 66) Receiving twist devices having thread guiding means mounted for rotation about an axis usually coincident with the axis of a strand receiver or holder.

(1) Note. For unitary devices of this type for producing a multiple twist with each rotation, see this class, subclasses 58.49+.