Portable thermoplastic welding machine

Details Portable thermoplastic welding machine Portable thermoplastic welding machine

1988-04-01

1990-04-03

Lesmes, George F.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With separate heating means for work

156545, 156574, 156577, B32B 3120, B32B 3126, B32B 3128

Patent

active

049137727

ABSTRACT:
This invention relates to portable machines for welding together individual thermoplastic sheets in situ. The machine heats different and opposing thermoplastic sheets using independently controlled electric, radiant heat sources and then compresses the sheets beneath an endless compression belt to complete the weld thus forming a unitary membrane.

REFERENCES:
patent: 2224370 (1940-12-01), Wescott
patent: 3007838 (1961-11-01), Eigenmann
patent: 4376007 (1983-03-01), Eigenmann
patent: 4533423 (1985-08-01), Johnson
patent: 4737213 (1988-04-01), Paeglis
patent: 4761201 (1988-08-01), Nichols

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