Hybrid Construction Machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20190211528A1
SERIAL NO

16330149

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Abstract

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An HCU (37) includes a battery low temperature reducing output calculating section (71A) that determines, when it is determined that an electricity storage device (31) is in a low temperature state by a battery temperature Tb, a battery low temperature reducing output PbL that is made to a larger value as the battery temperature Tb is lower, a hydraulic oil low temperature reducing output calculating section (71B) that determines, when it is determined that hydraulic oil is in a low temperature state by a hydraulic oil temperature To, a hydraulic oil low temperature reducing output PoL that is made to a larger value as the hydraulic oil temperature To is lower, and an output command calculating section (80) that controls a vehicle body operation based upon a sum of the battery low temperature reducing output PbL and the hydraulic oil low temperature reducing output PoL.

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Patent Owner(s)

Patent OwnerAddress
HITACHI CONSTRUCTION MACHINERY CO LTDBUNKYO-KU TOKYO 112-8563

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
HITA, Masafumi Tsuchiura-shi, Ibaraki, JP 15 15
IMURA, Shinya Toride-shi, Ibaraki, JP 83 444

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