About 183 results
https://drivepatents.com/patents/981056 · 11 Dec 2013
A slewing-type working machine is capable of preventing a electric storage device from being overcharged while obtaining an appropriate slewing braking force by efficiently regenerating slewing energy during slewing braking. The slewing-type working machin...
https://drivepatents.com/patents/981041 · 11 Dec 2013
To provide a hybrid type or battery type working machine which hardly gives a feeling of strangeness on an operation to an operator and in which electric power stored in a storage battery can be used effectively within an operation scheduled time set in ad...
https://drivepatents.com/patents/981317 · 4 Dec 2013
An electric vehicle power storage system according to the present invention is provided with a plurality of power storage element rows composed of a plurality of power storage elements connected in series, and includes a parallel connecting switch configur...
https://drivepatents.com/patents/981235 · 4 Dec 2013
The invention relates to a rock drilling rig and a method of driving a compressor. The rock drilling rig (1) is combustion engine (DI) operated and is provided with a flushing system (FS) including a compressor (CO) for producing pressurized air. The compr...
https://drivepatents.com/patents/981477 · 27 Nov 2013
A charge control apparatus of a train set having a plurality of trains, wherein the train has a generator, a battery and a motor supplied with power from the generator and the battery, power, generated by one of the generator and the motor, is able to char...
https://drivepatents.com/patents/982281 · 6 Nov 2013
Road traffic flow simulation sets a ratio of the number of electric vehicle models simulating electric vehicles using the remaining amount of power charged in storage batteries thereof as an attribute value thereof to the total number of vehicle models, as...
https://drivepatents.com/patents/982222 · 6 Nov 2013
Radiated noise caused by switching noise of power semiconductor elements in an electrical converter is reduced. The electrical converter is characterized in comprising: a case; a power module mounted on the case and comprising a plurality of power semicond...
https://drivepatents.com/patents/982526 · 30 Oct 2013
An electric power supply system (105) for supplying a load device (180) with driving electric power includes an electric power storage device (110) and an ECU (300). The electric power storage device (110) includes a CID configured to interrupt an electric...
https://drivepatents.com/patents/982936 · 23 Oct 2013
An electrically powered vehicle (5) has a main battery (10) and an auxiliary battery (70) mounted therein. In external charging, a charging device (200) performs AC/DC power conversion converting power received from an external power supply (400) into powe...
https://drivepatents.com/patents/983796 · 2 Oct 2013
The machine has a first cooling channel (10) arranged in a stator (1) that supplies liquid coolant (11), which is partially guided by a second cooling channel (12) arranged in the stator. The cooling channels are separated from each other by an intermediat...