Thermal lid sealing method and apparatus

Details Thermal lid sealing method and apparatus Thermal lid sealing method and apparatus

1989-11-20

1991-07-16

Wityshyn, Michael

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With work cooling means

53300, 53341, 156 69, 156537, 1565831, B30B 1534

Patent

active

050322133

ABSTRACT:
A method and apparatus are disclosed for heat sealing two thermoplastic parts by clamping the parts together with a cooled clamp so that the edges of the parts are exposed and melting the edges together by contacting them with a hot seal head wherein a layer of a protective material is interposed between the hot seal head and the parts to be sealed.

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