Control method and apparatus for an air conditioner using a heat pump

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United States of America Patent

PATENT NO 4603556
SERIAL NO

06709718

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Abstract

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The present invention is characterized by selecting, during heating, the hot air blowing mode in which a compressor and a blower for an indoor heat exchanger are each controlled as to r.p.m. to control the temperature of outlet air blown from an air conditioner at a higher temperature, and the normal mode in which the room temperature is controlled. Also, as required, an air passage of the outlet is set to be narrow to blow hot air in a confined space, or the air passage of the outlet is set wide to disperse warm air during normal operation.

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Patent Owner(s)

Patent OwnerAddress
HITACHI LTD6-6 MARUNOUCHI 1-CHOME CHIYODA-KU TOKYO 1008280 ?1008280

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Arata, Tetsuya Shimizu, JP 17 583
Atsumi, Akira Niihari, JP 25 355
Hayashi, Masakatsu Shimizu, JP 26 463
Ishibane, Kyuhei Shimizu, JP 6 202
Kogure, Hiroshi Sano, JP 23 394
Kuroda, Shigeaki Shimizu, JP 5 163
Oguni, Kensaku Shimizu, JP 30 761
Senshu, Takao Niihari, JP 22 511
Suefuji, Kazutaka Shimizu, JP 41 688
Terada, Hirokiyo Shizuoka, JP 12 214
Yasuda, Hiromu Shimizu, JP 91 658

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