Daikin Industries, Ltd.

Ryota Suhara

Wataru Fukushima

Toshimichi Nakayama

Shinya Murai

Kanako Bando

Kana Oji

An indoor unit in an air conditioner configured to condition air in an indoor space includes: a casing that includes an intake port opened downward toward the indoor space; a fan configured to suck air in the indoor space into the casing via the intake port; a collector configured to collect dust contained in the air sucked via the intake port; a light source configured to irradiate an upstream side of the collector in an air flow direction with ultraviolet rays; a shield configured to block the ultraviolet rays from the light source toward the intake port; and a protecting member having a mesh shape and covering the intake port at a position upstream of the collector in the air flow direction.

Indoor unit in air conditioner

A ventilation device to be installed outdoors, includes: an air supply fan; an exhaust fan; a heat exchanger; and a casing having an accommodation space that accommodates the air supply fan, the exhaust fan, and the heat exchanger. The casing includes: a partition defining a lower end of the accommodation space and including a first outside air intake port and a first exhaust port each passing through the partition in an up-and-down direction; a bottom plate; an outside air intake chamber defined between the bottom plate and the partition disposed above the bottom plate and that communicates with the first outside air intake port; an exhaust chamber defined between the bottom plate and the partition and that communicates with the first exhaust port; and side plates.

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Osaka, Japan

Ryota Suhara