Quilting method and apparatus

CAFC
  • US 6,883,446 B2
  • Filed: 02/11/2004
  • Issued: 04/26/2005
  • Est. Priority Date: 02/12/2003
  • Status: Active Grant
First Claim
Patent Images

1. An apparatus for stitching together two or more stacked planar layers, said apparatus including:

  • a stitch head mounted at a fixed location and actuatable to insert a stitch through a stack of two or more planar layers located beneath said stitch head;

    a substantially horizontally oriented bed for supporting said stack of planar layers for manually guided movement across said bed beneath said stitch head;

    detector means for detecting movement of a surface of said stack oriented parallel to said bed and proximate to said stitch head for producing signals representing the magnitude of stack surface movement; and

    control circuit means responsive to said signals indicating stack surface movement exceeding a certain threshold for actuating said stitch head to insert a stitch through said stack.

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