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US 10,538,166 B2Granted
Portable charger device, contactless charger system for electric work vehicle and electric grass mower machine
AssigneeKubota Corporation
InventorsHirokazu Ito, Yasuhiro Manji, Kazuaki Matsuda
Life of this patent
Estimating the term…
Abstract
A portable charger device 200 includes a charger device side battery 3, a first charging control section 31 for non-quick charging of the charger device side battery 3 by power supply from an external power source 8, and a second charging control section 32 for quick charging of a vehicle side battery 4 mounted on an electric vehicle 100 by power supply from the charger device side battery 3.
Claims6
A portable charger device for charging a vehicle side battery mounted on an electric vehicle, device comprising:
- a charger device side battery;
- a first charging control section configured to perform non-quick charging of the charger device side battery by power supply from an external power source;
- and
- a second charging control section electrically separated from the first charging control section by a battery control section for the charger device side battery, the second charging control section being configured to perform quick charging of the vehicle side battery by power supply from the charger device side battery,
- wherein the second charging control section includes a converter configured to convert a voltage supplied by the charger device side battery to a higher voltage for quick charging the vehicle side battery, and
- wherein the higher voltage for quick charging the vehicle side battery is greater than a voltage provided by the first charging control section for non-quick charging the charger device side battery.
3 more elements
Dependencies are inferred from the claim text.