Besonderhede van voorbeeld: 8845192021058144605

Metadata

Author: patents-wipo

Data

English[en]
According to the present invention, provided is a new concept enhanced under-thread supply device for a sewing machine, in which the device of the present invention and a unit for mounting said device are just partially changed to increase the winding amount of the under-thread of conventional sewing machines so as to achieve improved efficiency of sewing and efficiently reduce puckering of a work piece without causing changes in the basic structure of conventional sewing machines.
French[fr]
La présente invention propose un nouveau concept amélioré de dispositif d'alimentation en fil inférieur d'une machine à coudre, le dispositif de la présente invention et une unité de montage dudit dispositif n'étant qu'en partie modifiés, de manière à augmenter la quantité d'enroulement du fil inférieur des machines à coudre classiques afin d'améliorer l'efficacité de la couture et de réduire efficacement le fronçage d'une pièce à travailler, sans entraîner de modifications de la structure de base des machines à coudre classiques.
Korean[ko]
상기와 같이 구성되는 본 발명인 재봉틀 밑실공급장치에 의하면, 종래의 재봉틀의 기본 구조에는 변경을 초래하지 않으면서 본 발명인 재봉틀 밑실공급장치와 그 장착부의 일부 변경만으로 종래 재봉틀의 밑실 권취량을 배가하여 재봉의 효율을 높일 수 있고, 봉제물의 퍼커링 발생을 효율적으로 감소시킬 수 있는 신개념의 진보된 재봉틀 밑실공급장치가 제공되게 된다.

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