Device and method for influencing the position of knots between the upper thread and the lower thread when sewing with a sewing machine

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United States of America Patent

PATENT NO 9631305
APP PUB NO 20150330005A1
SERIAL NO

14711925

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Abstract

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A device and the method for influencing the position of the knot (31) between the upper thread (23) and the lower thread (17) when sewing with a sewing machine (1) using a computer (37), which calculates for every sewing stitch to be formed a control value for an actuator (39), by which a braking force of the thread tension regulator (23) is controlled.

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Patent Owner(s)

Patent OwnerAddress
BERNINA INTERNATIONAL AGSEESTRASSE 161 STECKBORN 8266

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brunner, Severin Steckborn, CH 8 15
Capt, Alain Rickenbach Sulz, CH 4 6
Schlaich, Gunnar Constance, DE 4 9

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