Suspension device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9500256
APP PUB NO 20150247547A1
SERIAL NO

14429136

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Importance

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Abstract

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This suspension device is provided with a shock absorber (5) that is capable of altering damping force using the position of a piston rod (18) such that at least any one of the following characteristics are achieved, namely, first characteristics in which, within a range where the piston rod (18) is extending out from a cylinder (11) beyond a first predetermined position, the extension-side damping force is in a soft state and the compression-side damping force is in a hard state, and second characteristics in which, within a range where the piston rod (18) is retracted inside the cylinder (11) beyond a second predetermined position, the extension-side damping force is in a hard state and the compression-side damping force is in a soft state; and an operating force adjustment mechanism that is capable of adjusting at least one of the operating force in the roll direction of a vehicle, and the operating force in a pitch direction of the vehicle.

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Patent Owner(s)

Patent OwnerAddress
HITACHI ASTEMO LTD2520 TAKABA HITACHINAKA-SHI IBARAKI

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yamaoka, Fumiyuki Sagamihara, JP 60 1478
Yamashita, Mikio Zama, JP 70 790

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