B - Operations – Transporting – 65 – B
Patent
B - Operations, Transporting
65
B
156/24
B65B 51/14 (2006.01) B29C 65/00 (2006.01) B29C 65/22 (2006.01) B65B 51/26 (2006.01)
Patent
CA 1315664
ABSTRACT OF THE DISCLOSURE An oscillating sealing wire for high speed sealing of thermoplastic film. The sealing wire curved in the shape of a bow rocks back and forth across the moving surface of a thermoplastic film so the wire continuously presents a hot surface to the film, The film removes heat from the wire surface which touches the film. The oscillating wire continuously presents a new hot surface to the film to allow high speed movement of the film and still obtain a good seal.
604205
Heeler David E.
Pamperin John M.
Fmc Corporation
Heeler David E.
Pamperin John M.
Sim & Mcburney
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