Shaft coupling with press fit coil springs forming resilient torque-transmitting elements

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United States of America Patent

PATENT NO 4639237
SERIAL NO

06766683

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Abstract

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A shaft coupling is composed of first and second hubs, each of which has a flange provided with a plurality of spring holes over its circumference at one end of a cylindrical portion of the hub, to which transmission shafts are connected, and a plurality of coil springs are fitted in the spring holes in the flange. The first and second hubs are placed so that their flanges face each other with axial clearance left betweem them. The coil springs are set over the two flanges and tightly fitted in the individual spring holes in a compressed state.

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Patent Owner(s)

Patent OwnerAddress
SHOYO ENGINEERING COMPANY LIMITEDCHUO-KU TOKYO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukuda, Kazuichi Fujisawa, JP 3 17

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