Electric power storage air-conditioning system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6002220
SERIAL NO

08912832

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Abstract

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A high-efficiency, compact and low-cost electric power storage air-conditioning system incorporates inside its air-conditioner an electric power storage unit including a battery which is electrically interconnected to a d.c. system of the air-conditioner. Charging of the battery is controlled to be executed only during a steady operation of the air-conditioner when its load is light. Since a d.c. voltage of the battery is used directly as a d.c. voltage to drive the air-conditioner, a high efficiency, minimized loss and economical operation conditioning system is achieved.

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Patent Owner(s)

  • HITACHI, LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Arakawa, Noriaki Ohira-machi, JP 12 204
Funaki, Satoru Yokohama, JP 20 164
Honbo, Hidetoshi Hitachi, JP 30 218
Nishimura, Katsunori Hitachiota, JP 49 239
Takahashi, Tadashi Hitachi, JP 190 3764

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