The Webb Law Firm
Portable charger device, contactless charger system for electric work vehicle and electric grass mower machine
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. 
Kubota Corporation
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Hirokazu Kazuaki Yasuhiro
Ito Matsuda Manji