Sewing machine

Sewing machine

  • CN 1,534,125 A
  • Filed: 03/23/2004
  • Published: 10/06/2004
  • Est. Priority Date: 03/28/2003
  • Status: Active Application
First Claim
Patent Images

1. a Sewing machines has the sewing machine body that machine spindle is built in the bottom, on this sewing machine body top to the prominent sewing machine arm of establishing of the direction of above-mentioned machine spindle approximate vertical, by the needle bar of drop support in this sewing machine arm front end;

  • Be installed in the hang down pin of end of this needle bar and be used in the structure of knee-action, it is characterized in that comprising making from the transmission of above-mentioned machine spindle;

    At the inside upper part of above-mentioned sewing machine body and above-mentioned machine spindle almost parallel and the power transmission shaft that sets up;

    Be set up between this power transmission shaft and the above-mentioned machine spindle, make the rotation of this machine spindle be passed to the driving belt of above-mentioned power transmission shaft;

    AndBe formed at the inside of above-mentioned sewing machine arm, the rotation of above-mentioned power transmission shaft be passed to the transmission device of above-mentioned needle bar.

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