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US 2001/0023657 A1Published application
Sewing machine
OwnerMikio Furuichi, Hideki Kuzuya +1inventors
InventorsMikio Furuichi, Hideki Kuzuya, Akira Mineno
Life of this patent
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OwnerMikio Furuichi, Hideki Kuzuya +1inventors
InventorsMikio Furuichi, Hideki Kuzuya, Akira Mineno
Estimating the term…
A sewing machine includes a movable holder portion which holds a material to be sewn, a holder drive portion which transfers the holder portion during sewing, a needle drive portion which drives a sewing needle to sew, and a controller which intelligently regulates the holder drive portion and the needle drive portion. The controller includes a) a initial motion device which initially transfers the material to be sewn before sewing or during an initial stage of sewing, and b) an estimating device which finds the mass of the material to be sewn depending on a physical value such as at least one of a moving velocity of the material to be sewn at a predetermined period of time and a moving distance of the material within the amount of the predetermined period of time.
A sewing machine comprising:
A method of estimating a mass of a material to be sewn by a sewing machine, comprising the steps of:
Dependencies are inferred from the claim text.