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US 9,150,991 B1Granted
Sewing machine feed device
AssigneeUS Sewing Automation, Inc.
InventorDaniel K. Kalkbrenner
Life of this patent
Estimating the term…
Abstract
A feed mechanism for a sewing machine, either separate from the rest of the machine or incorporated as a part thereof, greatly improves quality of sewn products, permits a multitude of stitches and increases production rates with less labor content.
Claims17
A sewing machine feed device to cooperate with a sewing machine and feed a fabric in a desired direction comprising:
- a) a driving means for the sewing machine feed device being separately drivable in relation to the sewing machine;
- b) a feed mechanism feeding a sewn product independently of the sewing machine;
- c) at least a rotational or a cross feed component being adapted to feed a material to a sewing machine in a desired direction;
- d) an eccentric drive being added to the feed mechanism;
- e) the feed mechanism and the eccentric drive cooperating to provide a choice of an x-axis or y-axis material feed, or a circular or an elliptical feed;
- and
- f) the feed mechanism for the sewing machine being separate from the sewing machine or incorporated as a part thereof.
4 more elements
In a sewing machine, the improvement comprising:
- a) a feed device cooperating with the sewing machine to feed a fabric in a desired direction;
- b) a driving means for the feed device being separately drivable in relation to the sewing machine;
- c) the feed device cooperating with a lateral eccentric guide;
- d) the feed device having a feed lift bracket;
- e) the feed lift bracket cooperating with a third drive block;
- f) the third drive block being connected to the feed lift eccentric;
- and
- g) the feed lift eccentric being connected to motor controller.
5 more elements
Dependencies are inferred from the claim text.