About 116 results
https://drivepatents.com/patents/951817 · 18 Mar 2015
To propose a brake chopper system that suppresses additional devices when a brake chopper is mounted. A traction converter system includes a transformer that transforms AC power input from a collector collecting AC power, a first power converter that conve...
https://drivepatents.com/patents/962552 · 4 Mar 2015
Disclosed herein are a foldable electric bicycle and a control method thereof. The foldable electric bicycle including a drive motor (52) to rotate at least one of a front wheel (10) and a rear wheel (50), and an actuation lever (450) to lock or unlock rot...
https://drivepatents.com/patents/965967 · 24 Dec 2014
Provided is an in-vehicle step-down switching power supply capable of obtaining a stable output while suppressing nose in a harmful frequency band even when an input voltage decreases. The in-vehicle step-down switching power supply includes a switching fr...
https://drivepatents.com/patents/968003 · 29 Oct 2014
The present invention relates to a mixed cathode active material comprising lithium manganese oxide expressed by the following [formula 1] and a second cathode active material expressed by the following [formula 2], and to a lithium secondary battery inclu...
https://drivepatents.com/patents/970890 · 27 Aug 2014
Provided is an operating method of a home communication control device installed at home and controlling charging of an electric vehicle. The method includes: receiving first battery information on a first battery of the electric vehicle; receiving second ...
https://drivepatents.com/patents/970885 · 27 Aug 2014
An operating method of an electric vehicle including a battery is provided. The method includes: charging the battery through an electric vehicle power supply device; checking a current state of charging of the battery; and transmitting a first charging in...
https://drivepatents.com/patents/970888 · 27 Aug 2014
Provided is an operating method of a communication control device embedded in an electric vehicle and controlling charging of the electric vehicle. The method includes: collecting first battery information on a first battery of the electric vehicle; receiv...
https://drivepatents.com/patents/971379 · 13 Aug 2014
A charging apparatus connected to a vehicle 300 and provided with a charger for charging a battery contained in the vehicle 300, the charging apparatus comprising: charging time setting means for setting a charging time for charging the battery; and usage ...
https://drivepatents.com/patents/971731 · 6 Aug 2014
A motor drive device (10) includes a motor (3) including a high-speed drive winding (3a) and a low-speed drive winding (3b), a winding switching portion (4) switching the connection states of the high-speed drive winding and the low-speed drive winding of ...
https://drivepatents.com/patents/971614 · 6 Aug 2014
A charge port lock device includes an engagement member provided on a charge connector for restricting disconnection of the charge connector by being engaged with an engagement portion provided on a charge port, a restriction member provided on a vehicle f...