Method of and apparatus for isostatically pressing a body from particulate material

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United States of America Patent

PATENT NO 4655984
SERIAL NO

06660669

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Abstract

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A method of and apparatus for forming a pressed body (54) with a bore (56) therein and with a notch (58) in the exterior surface thereof. The body (54) is formed by isostatically pressing particulate material (52) in an elastic mold (14) so that the material (52) is compacted into a self-supporting mass. Used in conjunction with the elastic mold is a mold closure and core holder member (32) to which is fixed a rigid core (42) and a resilient notch defining bar (44).

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Patent Owner(s)

Patent OwnerAddress
CHAMPION SPARK PLUG COMPANY A DE CORPTOLEDO OH

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gehart, Edward J Washington, MI 1 10
Hinton, Jonathan W E. Amherst, NY 5 72
Pratt, Donald S Birmingham, MI 1 10

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