Method of producing an inflatable hollow body

Details Method of producing an inflatable hollow body Method of producing an inflatable hollow body

1987-09-16

1989-07-11

Cashion, Jr., Merrell C.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156292, 1563077, 1563084, 264512, B32B 3120, B32B 3126

Patent

active

048469173

ABSTRACT:
A method for producing and vulcanizing an inflatable hollow body from a double cloth having upper and lower plies with edges and pile yarns spacing the plies apart includes applying a respective gas-tight unvulcanized layer of rubber to each of the upper and lower piles of the double cloth. The edges of the upper and lower plies are joined with angle braces forming a hollow body. The hollow body is evacuated over a predetermined period of time and the hollow body is vulcanized in the evacuated state.

REFERENCES:
patent: 2269342 (1942-01-01), Johnson
patent: 2429123 (1947-10-01), Crowley
patent: 3205106 (1965-09-01), Cross
patent: 3427705 (1969-02-01), Campbell
patent: 3713930 (1973-01-01), Levrini

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