Method for making an inflatable mandrel

Details Method for making an inflatable mandrel Method for making an inflatable mandrel

1986-09-25

1987-11-17

Ball, Michael

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156290, 156292, B32B 3100

Patent

active

047072059

ABSTRACT:
An inflatable mandrel supported upon a cylindrical surface, the cylindrical surface opposing a mandrel ply coated on only one surface with a rubberizing compound so that the obverse, uncoated mandrel ply surface opposes the cylindrical supporting surface. Such mandrels have utility in being easily removable from a building drum and easily installed upon a cylindrical support surface.

REFERENCES:
patent: 3096949 (1963-07-01), Huffman
patent: 3139242 (1964-06-01), Banlier
patent: 3295188 (1967-01-01), Saueressig
patent: 3370814 (1966-06-01), Kageorge et al.
patent: 3394902 (1968-07-01), Hise et al.
patent: 3425642 (1969-02-01), May
patent: 4135677 (1979-01-01), Warczak

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