Mandrel for use in a manufacture of an article made of composite

Details Mandrel for use in a manufacture of an article made of composite Mandrel for use in a manufacture of an article made of composite

1987-10-15

1989-04-18

Nozick, Bernard

Plastic article or earthenware shaping or treating: apparatus

Diverse distinct type shaping means

Roll means and diverse press means

425384, 425393, 425403, 425436R, 156173, 156175, 156187, 156189, 156446, A01J 2100

Patent

active

048222720

ABSTRACT:
A mandrel for use in a process for manufacturing an article of a composite material including a thermosetting resin reinforced by fibers. The mandrel is of a hollow cylindrical configuration and adapted to have resin impregnated fibers wound therearound. In the manufacturing process, a heating medium is introduced into the mandrel under an elevated temperature and pressure to heat the composite material to a curing temperature of the resin. The mandrel is made of an alloy having a rigidity under a room temperature but showing a super plasticity under a temperature at which the resin is cured.

REFERENCES:
patent: 1344702 (1920-06-01), McCarty
patent: 2480426 (1949-08-01), Skoning
patent: 3580767 (1971-05-01), Barnes et al.
patent: 3785811 (1974-01-01), Pelzel

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