Heat sealing table assembly

Details Heat sealing table assembly Heat sealing table assembly

1987-10-09

1989-01-03

Wityshyn, Michael

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With means applying wave energy or electrical energy...

100 93P, 1563806, 156502, 156544, 1565831, 1565836, B29C 6504, B30B 1504

Patent

active

047955201

ABSTRACT:
A heating sealing apparatus including a heat sealing press and a table assembly. The press includes a C-frame mounted along a pair of rails and including a base portion, a rear pillar portion, an upper cantilever portion extending forwardly from the rear pillar portion, a lower platen mounted on the frame base portion, and a die mounted on the free foward end of the upper cantilever frame portion. The table assembly includes a rigid forward table extending along and parallel to the lengthwise path of movement of the press, and an elongated rearward table positioned in rearwardly spaced relation to the front table. A flexible elongated strip of dielectric material is positioned tautly between the forward edge of the rear table and the rear edge of the forward table and the lapped fabrics to be heat sealed are positioned over the complaint membrane during the sealing operation. The rear table is supported by a plurality of straps positioned beneath the table and secured at their opposite ends to tensioning devices including ratchet means for selectively tensioning each of the belts.

REFERENCES:
patent: 2517672 (1950-08-01), Jenkins
patent: 2555409 (1951-06-01), Hosfield
patent: 4717373 (1988-01-01), Catchman et al.
patent: 4721501 (1988-01-01), Herrington

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