Tee-nut setting and forming machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5560099
SERIAL NO

08277584

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Abstract

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A machine for setting and forming a Tee-nut, of the type having a threaded sleeve and an open lower end on the sleeve, in a workpiece, and having a cylindrical body having an upper opening and a stop, a pin member slidably received within the body and having a top end die portion defining a forming surface, a first resilient device for urging the pin member in an upper normal position, and a second resilient device disposed concentrically around the pin member.

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Patent Owner(s)

Patent OwnerAddress
SIGMA TOOL & MACHINE - A PARTNERSHIP OF SIGMA TOOL & MACHINE LTD AND SIGMA FASTENERS LTD251 NANTUCKET BOULEVARD SCARBOROUGH ONTARIO M1P 2P2

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Leistner, Volkmar W Toronto, CA 5 78
Leistner, Walter H Toronto, CA 11 109

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