About 70 results
https://drivepatents.com/patents/959576 · 1 Jul 2015
Provided is an electric construction machine adapted to prevent an electric current, after flowing in via a junction at which power transmission systems join together, from flowing into at least one connector to which an external power supply is not connec...
https://drivepatents.com/patents/961924 · 8 Apr 2015
Provided is an in-vehicle power supply device that ensures safety and meets the standards required by the regulation associated with a high voltage, without requiring a large change in the in-vehicle power supply device when outputting DC electric energy s...
https://drivepatents.com/patents/962104 · 1 Apr 2015
An example of an apparatus is disclosed comprising an energy source 102, a first motor 106, a second motor and a control system. The first motor 106 is configured to drive a first load 103 and the second motor is configured to drive a second load. The cont...
https://drivepatents.com/patents/962100 · 1 Apr 2015
The invention relates to a method for reducing common-mode current flowing between the internal ground of an electrical circuit, in particular an electrical circuit of a motor vehicle, and the earth, when electrical energy is exchanged between an electrica...
https://drivepatents.com/patents/964038 · 14 Jan 2015
Provided are a power converter for a vehicle generator-motor and a method for controlling a vehicle generator-motor, which is used for a field winding type vehicle generator-motor configured to perform control in accordance with an external operating comma...
https://drivepatents.com/patents/968348 · 22 Oct 2014
The invention relates to a rotor (10) for a reluctance motor, wherein the rotor (10) comprises a laminated core (14) made of a plurality of electrically mutually insulated layers (16), each of which has at least one magnetically conductive rotor sheet (18)...
https://drivepatents.com/patents/969712 · 24 Sep 2014
An accounting system includes a charging device (16) configured to charge a battery (21), an EMS server (14) configured to be communicable with the charging device (16) and a vehicle (42), accounting management module (45A) for executing authentication bet...
https://drivepatents.com/patents/970884 · 27 Aug 2014
The present invention is a battery system monitoring apparatus for monitoring a cell group having a plurality of battery cells connected in series, and includes a cell controller IC which monitors and controls the states of the plurality of battery cells o...
https://drivepatents.com/patents/971776 · 6 Aug 2014
The present invention relates to a power supply and pickup system capable of maintaining stability of transmission efficiency despite changes in a resonant frequency. More particularly, the present invention relates to a power supply and pickup system capa...
https://drivepatents.com/patents/971663 · 6 Aug 2014
A vehicle (100) includes a motor generator (130) for generating driving power for running by using electric power from a power storage device (110), and an ECU (300) for controlling the motor generator (130). When user request power is substantially consta...