About 29 results
https://drivepatents.com/patents/995420 · 5 Dec 2012
Provided is a non-contact power transmission system wherein, when transmitting power, it is possible to effectively perform non-contact power transmission by means of a series of power transmitting sequences which begins with recognizing and setting the po...
https://drivepatents.com/patents/995918 · 21 Nov 2012
The method involves receiving electric energy by a fixed static direct current converter (11) located at a stopping station (10) of a railway vehicle i.e. tramcar (1). The electric energy is transferred by the converter to a destination of an electric ener...
https://drivepatents.com/patents/997829 · 26 Sep 2012
The industrial truck has two voltage sources with respective serially-connected batteries (10,12) and serially-connected capacitors (C1-C4). The balancing units of voltage sources, balance unequal active voltages of batteries and capacitors, during each op...
https://drivepatents.com/patents/998157 · 19 Sep 2012
The vehicle e.g. combustion-motor electrically driven industrial truck (1), has an electrical energy storage (17) formed of a set of modules, which is connected in parallel or in series. Each module has coding bridges integrated in a set of a connection ca...
https://drivepatents.com/patents/998158 · 19 Sep 2012
The storage device has several ultra-capacitors (35) such as double layer capacitors that are serially connected to contactor (28) or switch through control lines (38,39), such that power terminals (34) are disconnected from energy storage device. The func...
https://drivepatents.com/patents/998824 · 29 Aug 2012
In conventional techniques, it is necessary to use a storage element having a large capacitance such as a lithium-ion battery and there are the problems of reduction in capacitance and cost of the system. Using a capacitor as a storage element, a path of a...
https://drivepatents.com/patents/999145 · 22 Aug 2012
A storage apparatus 13 comprises a plurality of storage cells 36 connected in series. Each storage cell 36 comprises a storage element 37 that stores a charge, a container 38 that houses the storage element, a reception antenna 30 capable of receiving powe...
https://drivepatents.com/patents/999947 · 25 Jul 2012
A disclosed hybrid-type construction machine includes a generator part (12) configured to generate electric energy by the driving force of an engine (11); an inverter (18A) configured to control the generator part (12); an electric power accumulator (120) ...
https://drivepatents.com/patents/1003860 · 28 Mar 2012
A hybrid battery module and a battery management method are provided. The hybrid battery module comprises a first energy storage unit, a second energy storage unit, and a charging unit. The charging unit is coupled between the first energy storage unit and...
https://drivepatents.com/patents/1005567 · 1 Feb 2012
A power supply device includes a battery 1, and an output switch 2, and a precharging circuit 3. The battery 1 includes serially-connected cells 10. The output switch 2 is connected to the output side of the battery 1. The circuit 3 precharges a capacitor ...