Process for making composite shafts with selected expansion and

Details Process for making composite shafts with selected expansion and Process for making composite shafts with selected expansion and

1995-04-03

1997-11-04

Ortiz, Angela Y.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

To produce composite, plural part or multilayered article

264273, B29C 3910, B29C 4514

Patent

active

056836414

ABSTRACT:
A shaft assembly comprising an elongated member having at least a portion which is hollow, tubular, shell like having an inside surface defining a shaft core and an outside surface defining a shaft functional surface, the shaft core being filled with a hardened, moldable material, and the shaft functional surface having at least one functional feature thereon, which is of hardened, moldable material integrally molded with the hardened, moldable material in the shaft core. In a preferred embodiment the shaft assembly is rotatable and has at least one molding aperture gate extending through the shaft from the inside surface to the outside surface which is filled with hardened, moldable material which connects the hardened material in the shaft core and functional feature.

REFERENCES:
patent: 1858650 (1932-05-01), Weida
patent: 2440144 (1948-04-01), Hosking
patent: 3479704 (1969-11-01), Reed
patent: 3659434 (1972-05-01), Wolfe
patent: 3707113 (1972-12-01), Heine et al.
patent: 4038359 (1977-07-01), Pendleton
patent: 4256685 (1981-03-01), Vassar
patent: 4372668 (1983-02-01), Malachowski et al.
patent: 4600548 (1986-07-01), Nenna
patent: 4660963 (1987-04-01), Stemmle
patent: 4988472 (1991-01-01), Orimoto et al.
patent: 5439416 (1995-08-01), Jaskowiak
patent: 5533247 (1996-07-01), Ishii et al.

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