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| Number | Title | Issue Date |
| 7285041 | Air passage switching device and vehicle air conditioner An air passage switching device includes a slide door slidable along first and second opening portions partitioned by a partition portion, a guide member for guiding the slide door, and a link mechanism for slidably moving the slide door along the guide member. The ... | 10/23/2007 |
| 7270600 | Window having a ventilation equipment The present invention relates to a window having ventilation equipment. The window having ventilation equipment according to the present invention includes a window frame formed with a mounting hole penetrating from outdoor side to indoor side, a casing which can be... | 09/18/2007 |
| 7258605 | Heating system for a vehicle A heating system for a vehicle has a heating air blower (24) for generating a heating air stream to be introduced into the interior space of a vehicle, a heater (22) with a heat exchanger arrangement (26) for heating the heating air stream being... | 08/21/2007 |
| 7238102 | Heating, ventilation, and air conditioning system having a film valve and film for controlling air flow A HVAC system of a motor vehicle includes a film having openings defined therein and moveable between open and closed positions. The film regulates airflow by opening and closing apertures defined in a housing of the HVAC system. The film is disposed in a film valve... | 07/03/2007 |
| 7160185 | Air transfer apparatus An air transfer apparatus which includes a door frame having a top, a bottom and opposed sides. The top, bottom and opposed sides define a door receiving cavity. A door is positioned within the door receiving cavity. The door is pivotally mounted to one of the oppos... | 01/09/2007 |
| 6241600 | Ventilation device A ventilation device is provided with a plurality of fans, each of the fans is rotated in a different direction to one another so that exhaust of inside air and intake of outside air can be conducted at the same time. Preferably, the ventilation device in... | 06/05/2001 |
| 5934362 | Combination bath fan, register box, air conditioning and heating boot A combination bath fan, register box, air conditioning and heating boot requires one opening on the wall or the ceiling of the bathroom, thus reducing the installation and maintenance costs associated with the ventilation of the bathroom. The combination ... | 08/10/1999 |
| 5702296 | Portable ventilation system A portable ventilation system includes a portable unit (1) comprising a fan (11) for sucking-in fresh air from the outdoor atmosphere and blowing the fresh air into a room, and an extraction fan (12) for sucking foul air from said room and blowing the fou... | 12/30/1997 |
| 5334091 | Window fan A window fan which can be mounted in a window opening in either a double-hung window frame or a vertical slider window frame and which can be held securely in place without the use of additional hardware or mounting brackets. The window fan comprises a ho... | 08/02/1994 |
| 5282770 | Ventilation system A ventilation system includes a ventilator of a simultaneous suction and exhaust type, ducts communicating the ventilator to respective air inlet and air outlet formed at one room or each of a plurality of rooms, dampers provided in the ducts respectively... | 02/01/1994 |
| 5259816 | Ventilating apparatus A ventilating apparatus which includes a housing divided by a rib into an inlet passage, an outlet passage, and a chamber. A controlling system having a motor, a drawing fan, and an exhaust fan. A filter net inserted in a slot between the air inlet of the... | 11/09/1993 |
| 4773310 | Fan ventilator having multiple modes of operation A ventilator having a housing containing a plurality of electric fan units, each of which is mounted in an air channel provided in the housing for directing air through the ventilator. Within the housing, the air channels are formed by cowlings which surr... | 09/27/1988 |
| 4561422 | Hot air type heater In a hot air type heating apparatus having two air outlet ports, a temperature of air current blown out of an auxiliary outlet port provided on an outlet port for a high temperature air is rendered to be at a slightly warm temperature level, thereby reali... | 12/31/1985 |
