Method and apparatus for manufacturing double-walled liner

Details Method and apparatus for manufacturing double-walled liner Method and apparatus for manufacturing double-walled liner

F - Mech Eng,Light,Heat,Weapons

42

B

F42B 3/087 (2006.01) B29C 65/62 (2006.01) B32B 7/08 (2006.01) F42B 3/28 (2006.01)

Patent

CA 2475566

A double-walled liner and an apparatus and method for manufacturing said liner, wherein the outer liner of the double-walled liner is seamed longitudinally and transversely, and wherein the apparatus includes: a frame; a supply section for providing webs of inner and outer liner material; a folding section for folding the webs and including a V-form frame structure comprising mutually converging arms which converge towards an apex.

L'invention concerne une doublure à double paroi ainsi qu'un dispositif et une méthode de fabrication de ladite doublure, caractérisée en ce que la doublure externe est jointe longitudinalement et transversalement. Le dispositif comprend : un cadre; une section d'alimentation pour assurer les toiles de matériau de doublure intérieure et extérieure; une section de pliure pour plier les toiles, y compris une structure de cadre en V composée de bras qui convergent mutuellement vers une pointe.

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