Mitsubishi Jukogyo Kabushiki Kaisha

Takeshi Itoh

Hiroshi Sakai

Hiroki Nozoe

Tsuyoshi Imaiida

Iwanori Katoh

An air conditioning apparatus is provided with an air conditioner embedded in a ceiling of a room provided with an air inlet port opening to the room, a heat exchanger and a blower. A duct box is connected to the air conditioner through a blow-off casing provided on the duct box to project air into the room via an air outlet opening to the room. A fan is disposed on a lower portion of the blow-off casing. A diffuser is provided for redirecting conditioning air from a vertical direction to a substantially horizontal direction. The fan is rotatable forward and backward and includes an outer rotor motor and a plurality of blades fixedly attached to an outer peripheral surface of an outer rotor of the motor.

Air conditioning apparatus

An air conditioning apparatus comprises an air conditioner provided with an air inlet port opening to a room, a heat exchanger and a blower, a duct box connected to the air conditioner directly or through a duct, a blow-off casing provided on the duct box to project into the room and having an air outlet opening to the room, and a fan disposed on a lower portion of the blow-off casing, wherein a conical partition wall is provided between the air outlet and the fan to diffuse conditioning air in the radial direction while turning into the horizontal direction, a plurality of ring-like louvers are provided in the air outlet into the form of multiple stages, the fan is rotatable forward and backward and includes an outer rotor motor and a plurality of blades fixedly attached to an outer peripheral surface of an outer rotor of the motor, the air outlet and fan are disposed within a recess provided on the ceiling or wall surface, an oscillating mechanism is provided to oscillate the fan or both of the fan and air outlet integrally, and a start/stop switch is provided for starting and stopping the fan in synchronism with the start and stop of a conditioning air generator.

Growing community of inventors

Nakamura, Japan

Takeshi Itoh