Power steering device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4457390
SERIAL NO

06388920

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A power steering apparatus includes a power steering fluid supply pump which is driven through a clutch. A sensor detects changes in vehicle speed and effects operation of the clutch to decrease the rate at which the pump is driven in response to an increase in vehicle speed. When the vehicle speed exceeds a predetermined speed, the clutch is disengaged and the pump is not driven. When the clutch is disengaged, the steerable vehicle wheels are turned without power assist.

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First Claim

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Family

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Patent Owner(s)

Patent OwnerAddress
TOKAI TRW & CO LTD A CORP OF JAPAN1203 AZA SHIMOTAMONAKA USHIYAMA-CHO KASUGAI-SHI AICHI-KEN

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Abe, Michio Aichi, JP 24 369
Maeda, Naoyuki Aichi, JP 59 630

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