Quick-change thermoformer

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United States of America Patent

PATENT NO 4773839
SERIAL NO

07011044

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An apparatus is disclosed which facilitates rapid insertion, removal and exchange of a fixture in situations where it must be securely attached to a support surface before or after removal from such surface. The fixture has a plurality of studs extending outwardly therefrom which guide the fixture tool through channels in a support surface and into placement in respective slots of T-slot clamps which are moved by fluid pressure to the open position, the fixture transferred, and the fluid pressure released to effect clamping. The present invention can be used in a high production manufacturing system such as a press or molding operation and is particularly useful in thermoforming operations.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
TENNECO FOAM PRODUCTS COMPANY1603 ORRINGTON AVENUE EVANSTON IL 60204

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Case, Charles B Eau Claire, WI 2 24
Cyr, Robert J Chippewa Falls, WI 1 21

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