Adhesive bonding and miscellaneous chemical manufacture – Surface bonding means and/or assembly means therefor – Longitudinally progressive helical winding means
Patent
1979-12-21
1981-07-14
Ball, Michael W.
Adhesive bonding and miscellaneous chemical manufacture
Surface bonding means and/or assembly means therefor
Longitudinally progressive helical winding means
156417, 249179, 425440, B65H 8100, B29C 100
Patent
active
042784905
ABSTRACT:
A collapsible mandrel having a longitudinally slit tubular shell providing a molding surface for glass fiber reinforced plastic pipe is provided with a removably mountable longitudinally slit sleeve as a molding surface for pipe of larger diameter.
REFERENCES:
patent: 3583200 (1971-06-01), Cvijanovic
patent: 4128450 (1978-12-01), Cantarutti
Oswald Leo A.
Pistole Robert G.
Stoll Walter A.
Ball Michael W.
Hudgens Ronald C.
Owens-Corning Fiberglas Corporation
Rose Paul J.
Wetmore Kenneth H.
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