Propeller shaft and yoke structure of universal joint used for the propeller shaft

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9850959
SERIAL NO

15414071

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A propeller shaft has a first yoke having a fixing portion, a pair of first bifurcated yoke portions extending from one end portion of the fixing portion in an axial direction, and a first bearing hole formed at each first yoke portion and securing therein a first bearing that holds a cruciform shaft; a second yoke coupled to the first yoke through the cruciform shaft and secured to a predetermined member, and having a mounting flange, and a bolt insertion hole which is formed at the mounting flange and into which a bolt to secure the second yoke to the predetermined member is inserted; and a securing member securing the mounting flange of the second yoke to the predetermined member through the bolt by a fastening tool. Each first yoke portion is provided with a first concave portion that slides thereon an outer circumferential surface of the fastening tool.

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Patent Owner(s)

Patent OwnerAddress
HITACHI ASTEMO LTDHITACHINAKA-SHI IBARAKI 312-8503

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aoki, Hidekazu Atsugi, JP 16 73
Ishikura, Kenichiro Atsugi, JP 31 44
Komai, Hiromichi Hadano, JP 46 542

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