About 47 results
https://drivepatents.com/patents/960719 · 13 May 2015
A battery charging system and a charging method thereof for a hybrid construction machine using a rotating force of a fan are disclosed. The battery charging system includes a fan, a controller controlling a braking device of the fan and a battery which is...
https://drivepatents.com/patents/951608 · 25 Mar 2015
There is provided a battery energy discharge device in which water is injected into a battery pack, for example, at the time of the occurrence of an abnormal situation in a vehicle, whereby the water is converted into an electrolyte aqueous solution having...
https://drivepatents.com/patents/977493 · 12 Mar 2014
Provided are an adiabatic compressed air energy storage for an automotive vehicle and an energy storage method using the same, whereby a new vehicle function is provided by using available energy from the discharged and expelled energy generated from a dri...
https://drivepatents.com/patents/980343 · 1 Jan 2014
Provided is an electric construction machine capable of avoiding a situation where charging is difficult to achieve due to the exhaustion of a battery device. An electrically-operated hydraulic excavator includes an electric motor 31, a hydraulic pump 33 t...
https://drivepatents.com/patents/981582 · 27 Nov 2013
To provide a hybrid type construction machine in which work can be kept on even if the amount of electricity stored in an electric storage device is out of an appropriate value. Both a hydraulic motor 27 and an electric motor 25 are provided for driving an...
https://drivepatents.com/patents/982252 · 6 Nov 2013
A first power semiconductor module and a second power semiconductor module are fixed in parallel to a first channel along a flow direction of a cooling refrigerant flowing through the first channel, a third power semiconductor module is fixed to a second c...
https://drivepatents.com/patents/985532 · 20 Mar 2013
The invention relates to a plug-in hybrid electric vehicle with a propulsion system comprising an internal combustion engine driving a pair of wheels on a first axle and a transmission drivingly connecting the internal combustion engine and the wheels on a...
https://drivepatents.com/patents/998181 · 19 Sep 2012
An electrically driven vehicle 1A equipped with a battery 12 usable for running in which a power generation unit 11A of engine driven type that charges the battery 12 is detachably mounted on a vehicle body, includes including a first connection part 41 th...
https://drivepatents.com/patents/998177 · 19 Sep 2012
Disclosed is a power supply system of a hydraulic unit comprising a hydraulic pump (32), a pump electrical motor (33), a hydraulic actuator (35), a main battery (41), a sub-battery (42), an inverter (43) for converting DC power from the main battery (41) i...
https://drivepatents.com/patents/1002718 · 9 May 2012
A hybrid vehicle which can determine slope ascending and slope descending without using GPS radio waves. The hybrid vehicle includes a control unit determines a slope ascending state or a slope descending state of the vehicle by making use of an inclinatio...