Strip-wound hose and the manufacture thereof

Details Strip-wound hose and the manufacture thereof Strip-wound hose and the manufacture thereof

F - Mech Eng,Light,Heat,Weapons

16

L

26/155, 189/62

F16L 9/00 (2006.01) B21C 37/12 (2006.01) F16L 11/00 (2006.01)

Patent

CA 1190871

BE IT KNOWN THAT FRIEDRICH BUERCHER, residing at Freischuetzstrasse 17, 8000 Munich, Germany, of German nationality having made an invention entitled: --STRIP-WOUND HOSE AND THE MANUFACTURE THEREOF-- the following disclosure contains a correct and full description of the invention and the best mode known to the inventor of taking advantage of same. Abstract. For joining together the turns of strip-wound hose of metal the edges of a metal foil strip forming the turns are overlapped and folded and a folded connection band is placed along such folds. The connection band is then squeezed forming a fold neck in which the edges of the strip or strips are locked. Furthermore the connection band may be bent into an S-cross section with two open bays or pockets into which the overlapping strip edges are tucked before the pressing to give a strong seam. The edge parts of the strip may have a bead or be turned over.

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