B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
B29C 65/08 (2006.01) B29C 65/00 (2006.01) B29C 65/50 (2006.01) B29C 53/38 (2006.01)
Patent
CA 2117685
A method of welding together overlapped edges of porous PTFE sheet materials by applying ultrasonic energy wherein the overlapped edges remain porous after welding. Composite articles made by the welding process are also described.
Procédé permettant de souder ensemble des bords se recouvrant de matériaux en feuille au PTFE, dans lequel on applique de l'énergie ultrasonore et dans lequel les bords se recouvrant demeurent poreux après le soudage. Des articles composites fabriqués à l'aide de ce procédé de soudage sont également décrits.
Hendershot William J.
Mcdonald Michael L.
Timian Vivian J.
Gowling Lafleur Henderson Llp
W.l. Gore & Associates Inc.
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