Cartridge fed apparatus for forming curved rectangular bodied needles

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5457978
SERIAL NO

08135603

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An apparatus having a frame; a shuttle member, adapted to receive and hold a needle blank, and movably mounted to the frame; a clamp member detachably mounted on the frame for supplying needle blanks to the shuttle member; a transfer mechanism mounted on the frame for facilitating the transfer of the needle blanks from the clamp member to the shuttle member; a press mechanism for imparting first flat surfaces to first opposing sides of the needle blanks held by the shuttle member; a mandrel mounted on the frame for imparting an arcuate profile to the needle blanks; a transport mechanism for transporting the needle blanks from the shuttle member to the mandrel; and a needle side press for imparting second flat surfaces to second opposing sides of the needle blanks. A method of forming a curved, rectangular bodied needle from substantially round-elongated needle blanks is also disclosed and comprises the steps of: transferring needle blanks from a clamp to a holding shuttle having die surfaces on needle engaging faces thereof; flat pressing first opposing sides of the needle blanks between die surfaces; transporting the needle blanks from the shuttle onto a rotatable mandrel; curving the needle blanks between the rotatable mandrel and a reciprocable belt; rotating the needle blanks about the mandrel and adjacent side press dies and depositing the needle blanks therebetween; and side pressing second opposing sides of the needle blanks between side press dies.

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Patent Owner(s)

Patent OwnerAddress
UNITED STATES SURGICAL CORPORATION150 GLOVER AVENUE NORWALK CT 06856

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bogart, Michael W Milford, CT 16 96
Smith, Richard J Stamford, CT 58 768

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