ISO 4814:1980
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ISO 4814:1980
10791

État actuel : Annulée

Résumé

Specifies a method of test for determining the variation of needle thread tension at given positions of the tension regulator. The method is applicable to motor-operated household sewing machines, but it may also be possible to apply it to hand- or treadle-operated machines. Includes additionally to principle, material and apparatus, procedure, expression of results and test report an annex which specifies the cotton thread.

Informations générales

  •  : Annulée
     : 1980-02
    : Annulation de la Norme internationale [95.99]
  •  : 1
     : 2
  • ISO/TC 148
    61.080 
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