Removal from core mold part of tubular injection molded plastic product formed with two open ends

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United States of America Patent

PATENT NO 7077989
SERIAL NO

11140818

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Abstract

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A hollow plastic product with a substantially tubular section, two open ends and a thread at the outside of one end of the product is removed from a core mold part by closing the threaded end of the molded product and injecting compressed air into the molded product to loosen the molded product from the core mold part. The threaded end of the product is closed by attaching a closure having a matching thread onto the threaded end.

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Patent Owner(s)

Patent OwnerAddress
SORENSEN RESEARCH AND DEVELOPMENT TRUSTSAN DIEGO CA

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brown, Paul Philip Ramona, CA 27 130
Sorensen, Jens Ole Rancho Santa Fe, CA 65 526

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