Lock-up device

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United States of America Patent

PATENT NO 9945444
SERIAL NO

14428679

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Importance

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Abstract

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A lock-up device includes a drive plate, a driven plate, first torsion springs, second torsion springs, a spring holder and a rotation restricting unit. The rotation restricting unit is configured to restrict and bring the first torsion spring in each group and the second torsion spring in each group to a deactivated state by at least either of engagement of the spring holder with the driven plate or engagement of the drive plate with the spring holder.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
EXEDY CORPORATION1-1 KIDAMOTOMIYA 1-CHOME NEYAGAWA-SHI OSAKA 572-8570

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Tomiyama, Naoki Neyagawa, JP 37 284

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