Power steering device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9707994
APP PUB NO 20160001815A1
SERIAL NO

14768653

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Importance

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Abstract

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A power steering apparatus includes: a steering load average value calculating circuit 39 which calculates a steering torque average value Trav which is the average value of steering torque Tr within a predetermined interval of time; and an abnormality detection circuit 40 which compares steering torque average value Trav with a specified steering torque value Trrf and detects the abnormality of the apparatus when steering torque average value Trav is larger than the specified value.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
HITACHI ASTEMO LTDIBARAKI 312-8503

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sasaki, Mitsuo Hadano, JP 127 1266

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