Construction Machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20150259878A1
SERIAL NO

14658381

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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In a NOx selective catalytic reduction device that purifies NOx in exhaust gas exhausted from an engine, a urea water supply system is constructed of a urea water injection valve, a urea water tank, urea water supply piping and a urea water supply device, a connection frame member is provided on a revolving superstructure to extend in a longitudinal direction in a center in a width direction to reinforce the revolving superstructure and to be located between a pair of main frame members that connects a working device so that a rear side faces the engine, the urea water tank is placed on the revolving superstructure on a front side from a center of revolution of the revolving superstructure, the engine is placed on the revolving superstructure on a rear side from the center of revolution of the revolving superstructure, and the urea water supply device is installed on the connection frame member to face the engine.

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Patent Owner(s)

Patent OwnerAddress
HITACHI CONSTRUCTION MACHINERY CO LTDTOKYO 110-0015

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
FUJII, Toshinori Tsuchiura-shi, JP 5 45
KAMIYA, Shohei Tsuchiura-shi, JP 28 345
MANO, Hidenori Tsuchiura-shi, JP 3 5

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