CONSTRUCTION MACHINE

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20140251146A1
SERIAL NO

14349145

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A regeneration device performs regeneration of a filter by burning particulate matter trapped by the filter of an exhaust gas purifying device. The regeneration device is configured to perform two types of processing, that is, automatic regeneration processing for automatically performing regeneration not on the basis of an operation by an operator and manual regeneration processing for performing regeneration by notifying an operator to manually perform the regeneration and by performing the regeneration on the basis of an operation by the operator. The automatic regeneration processing makes determination on whether or not to perform regeneration on the basis of an estimated trapping amount (H) estimated from an engine rotational speed (N) and a fuel injection quantity (F). The manual regeneration processing makes determination on whether or not to notify the operator on the basis of a differential pressure (ΔP) of the particulate matter removing filter.

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Patent Owner(s)

Patent OwnerAddress
HITACHI CONSTRUCTION MACHINERY CO LTDTOKYO JAPAN TOKYO METROPOLIS

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishii, Hajime Higashiomi-shi, JP 31 330
Noguchi, Shuuhei Higashiomi-shi, JP 12 67
Yoshida, Hajime Omihachiman-shi, JP 136 1444

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