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US 8,894,524 B2Granted
Power transmission chain and power transmission system including the same chain
AssigneesJtekt Corporation, Todo Kogyo Co., Ltd
InventorsKozue Matsumoto, Seiji Tada, Shigeo Kamamoto, Yasutaka Hojo
Life of this patent
Estimating the term…
Abstract
A power transmission chain includes a plurality of link units which are aligned in a chain advancing direction, and each link unit includes a plurality of link plates which are aligned in a chain width direction W. The plurality of link plates include link plates which are punched out of a material by pressing to first and second specifications. A punching direction of the link plates to the first specification and a punching direction of the link plates to the second specification are made opposite to each other.
Claims20
A power transmission chain comprising:
- a plurality of link plates which are aligned in a chain advancing direction and;
- a plurality of connecting members which connect the link plates together in such a manner that the plurality of link plates can flex,
- wherein the plurality of link plates include first and second specification link plates which are punched from a material by a press, and
- wherein an entirety of the link plates are warped in chain width directions such that the first specification link plates and the second specification link plates are configured so as to warp in the chain width direction opposite to each other and are configured such that distal ends of the first specification link plates and the second specification link plates warp inwardly towards a center thereof, respectively.
1 more element
Dependencies are inferred from the claim text.