Daikin Industries, Ltd.

Uacj Corporation

Kosuke Nishimura

Yasunaga Itoh

Koichi Tanaka

Tadashi Okada

Daigo Fukuda

Arihiro Iwata

Kaoru Ueda

Yuki Kawachiya

A turbo-type fluid machine includes a shaft configured to be rotationally driven, a compression mechanism having an impeller, and a coupling portion coupling an end portion of the shaft and the impeller with each other. The coupling portion is provided with a balance adjustment mechanism.

Turbo-type fluid machine and refrigeration apparatus

A closed impeller () includes an impeller main body (), which is composed of an aluminum alloy and has blades () that protrude from a hub (). A shroud () covers the blades. The blades and the shroud are joined together by brazed joints (). The shroud () is formed from a brazing sheet () that comprises a core material (), which is composed of an aluminum alloy, and a filler material layer (), which is disposed on an outermost surface () of the shroud that opposes or faces the blades when the shroud is brazed to the blades.

Closed impeller and method of manufacturing the same

Growing community of inventors

Osaka, Japan

Kosuke Nishimura