Abstract: A portable air-conditioning unit, particularly a personal air-conditioning unit, comprises a small-format housing provided with a housing section that contains a latent heat storage. The housing comprises an inlet for a gaseous or liquid medium which is guided past the latent heat storage while exchanging heat therewith, and comprises an outlet for discharging the cooled or heated medium. The portable air-conditioning unit also comprises a delivery arrangement which can be operated by a power supply provided with the housing and which serves to deliver the medium for an autonomous operation of the air conditioning unit.

Abstract: Portable personal air conditioning unit, attachable to the body of a person, with a receptacle for a detachable and therein insertable latent heat storage device with a filler opening containing or receiving a consumable storage medium frozen for the air conditioning operation, having an inlet for air to be delivered past the latent heat exchange device and there to undergo heat exchange, and an outlet for the discharge of the chilled air, as well as a fan, driveable through a power supply provided on the receptacle side, for delivering the air for a self-sufficient operation of the personal air conditioning unit, whereby at least one extraction device is provided for the extraction by the person of thawed, consumable storage medium serving as drinking liquid.