Compacting press with expandable body

Details Compacting press with expandable body Compacting press with expandable body

1981-01-23

1983-01-25

Pavelko, Thomas P.

Plastic article or earthenware shaping or treating: apparatus

Means to create a vacuum or apply fluid pressure within a...

264314, 264315, 425 78, B30B 1100

Patent

active

043701205

ABSTRACT:
An expandable member is disclosed that includes a molded body of elastomeric material with a core embedded therein. At least a portion of the core is not bonded to the body. A fluid conduit is provided through which fluid can be injected between the core and the unattached portion of the body to move the core and the unattached portion apart and expand the member.

REFERENCES:
patent: 3346924 (1967-10-01), Lombard
patent: 3348476 (1967-10-01), Brownlee
patent: 3585828 (1971-06-01), Roper

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