AIR CONDITIONER

Number of patents in Portfolio can not be more than 2000

United States of America

APP PUB NO 20250020415A1
SERIAL NO

18899338

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An air conditioner includes: an outdoor unit including a first heat exchanger including a first heat transfer tube made of aluminum or an aluminum alloy and first fins made of aluminum or an aluminum alloy; and an indoor unit including a second heat exchanger including a second heat transfer tube made of aluminum or an aluminum alloy and second fins made of aluminum or an aluminum alloy. The first heat transfer tube includes a first sacrificial layer on a surface of the first heat transfer tube. The first sacrificial layer is: lower in potential than a base material of the first heat transfer tube, and higher in potential than the first fins. The first fins contain zinc. A ratio of zinc content in the first fins is higher than a ratio of zinc content in the second fins.

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Patent Owner(s)

Patent OwnerAddress
DAIKIN INDUSTRIES LTDOSAKA JAPAN OSAKA

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakano, Hiroyuki Osaka, JP 217 2072

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