D - Textiles – Paper – 04 – B
Patent
D - Textiles, Paper
04
B
D04B 21/20 (2006.01) B29C 70/22 (2006.01) B29C 70/56 (2006.01) B60R 21/16 (2006.01)
Patent
CA 2404831
An inflatable element in the form of a tension tube, and method of making same. The method involves forming a tube by a knitting process, then heatsetting the tube whilst simultaneously maintaining it under lengthwise tension. The tension in the tube is maintained during cooling of the tube. An option relaxation stage may also be included.
L'invention concerne un élément gonflable sous la forme d'un tube de tension, ainsi que son procédé de fabrication. Ce procédé comprend la formation d'un tube par un procédé de tricotage, puis la thermofixation de ce tube, en le maintenant simultanément sous tension dans le sens de la longueur. La tension du tube est maintenue pendant qu'il est refroidi. Une étape de relaxation facultative peut également être comprise.
Liddell Stewart Alasdair
Phin David Donald
Kirby Eades Gale Baker
Scott & Fyfe Limited
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