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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ATTORNEY / AGENT: (SPONSORED)

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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)

  • HITACHI, LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Arata, Tetsuya Shimizu, JP 17 563
Atsumi, Akira Niihari, JP 25 344
Hayashi, Masakatsu Shimizu, JP 26 460
Ishibane, Kyuhei Shimizu, JP 6 198
Kogure, Hiroshi Sano, JP 23 392
Kuroda, Shigeaki Shimizu, JP 5 161
Oguni, Kensaku Shimizu, JP 30 737
Senshu, Takao Niihari, JP 22 500
Suefuji, Kazutaka Shimizu, JP 41 658
Terada, Hirokiyo Shizuoka, JP 12 211
Yasuda, Hiromu Shimizu, JP 85 607

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