US PATENT SUBCLASS 112 / 464
.~.~.~.~ Including fine adjustment of stitch width

Current as of: June, 1999
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112 /   HD   SEWING

154  DF  STITCH FORMING {17}
157  DF  .~ Zigzag {3}
443  DF  .~.~ Vibrating needle {9}
459  DF  .~.~.~ Having cam actuation of needle or material feed {4}
464.~.~.~.~ Including fine adjustment of stitch width

DEFINITION

Classification: 112/464

Including fine adjustment of stitch width:

(under subclass 459) Device further including means by which the amplitude of needle shifting can be varied independently of the first element cam surface.

(1) Note. Devices wherein the only adjustment of stitch width results in the elimination of needle shifting are not included in this subclass.

SEE OR SEARCH THIS CLASS, SUBCLASS:

462, for zigzag stitch forming mechanisms having cam actuation of the needle or material feed and including

specified material feed means and means for the fine adjustment of stitch width or material feed.