Propeller shaft and production method therefor

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12196275
APP PUB NO 20220349447A1
SERIAL NO

17634099

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Importance

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Abstract

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Propeller shaft has boot member (7) whose one end is fixed to sleeve shaft (2) and whose other end is fixed to stub shaft (3), and boot bands (8) fixing boot member (7) to sleeve shaft (2) and stub shaft (3). Protrusions (74) fitted in respective fitting grooves (26) formed on outer circumferential surfaces of sleeve shaft (2) and stub shaft (3) are provided on inner circumferential sides of one end and the other end of the boot member (7). At each of sleeve shaft (2) and stub shaft (3), first outer diameter section (231) having diameter larger than an inside diameter (D1) of protrusion (74) is provided at one side with respect to fitting groove (26), also second outer diameter section (232) having diameter larger than an outside diameter (X1) of first outer diameter section (231) is provided at the other side with respect to fitting groove (26).

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Patent Owner(s)

Patent OwnerAddress
HITACHI ASTEMO LTDIBARAKI 312-8503

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishikura, Kenichiro Hitachinaka, JP 31 44
Masuda, Toshiyuki Hitachinaka, JP 55 405
Sato, Shinichi Hitachinaka, JP 434 5912

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