B - Operations – Transporting – 31 – B
Patent
B - Operations, Transporting
31
B
93/37
B31B 23/14 (2006.01) B29C 65/00 (2006.01) B29C 65/74 (2006.01) B31B 19/64 (2006.01) B31B 23/60 (2006.01)
Patent
CA 1041815
A B S T R A C T A sealing-cutting mechanism for use in a bag-making machine for manufacturing bags from thermoplastic material of tubular, flexible stock comprising an elongated heated sealing bar and an elongated heated blade mounted in side-by-side relation for independent reciprocal travel onto a support for sequentially cutting and sealing said thermoplastic material while supported under tension.
260418
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