Method and apparatus for forming deep-drawn articles

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6505492
APP PUB NO 20020148272A1
SERIAL NO

09832995

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The invention is directed to apparatus and a method of using the apparatus to deep draw a blank into a manufactured article. The apparatus includes a die having a cavity to receive the blank being drawn into the product, a clamp adapted to apply an adjustable force against the blank during the drawing operation, and a mandrel comprising a plurality of nested tool segments, the tool segments independently extendable to engage and draw different portions of the blank into the desired product within the cavity.

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Patent Owner(s)

Patent OwnerAddress
CLEVELAND-CLIFFS STEEL TECHNOLOGIES INC200 PUBLIC SQUARE SUITE 3300 CLEVELAND OH 44114

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jroski, Robert M Bethlehem, PA 1 36

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