Patents
Sitemap › F24 - Heating; Ranges; Ventilating › F24F - Air-conditioning; Air-humidification; Ventilation; Use of air currents for screening › F24F 9 - Use of air currents for screening, e.g. air curtain
Patents for F24F 9 - Use of air currents for screening, e.g. air curtain (1,142)
09/1998
09/02/1998CN2289964Y Air curtain stir-fried stove with air conditioning function
08/1998
08/26/1998CN1191299A Refrigerator for discharging cool air from door by using air curtain generating device
08/11/1998US5791152 Refrigerator having a device for generating an air curtain and method for controlling an air curtain generating operation
08/04/1998US5788568 Fan
07/1998
07/29/1998CN2286845Y Hot-air curtain
07/28/1998US5784895 Refrigerator with an air curtain generator
07/15/1998EP0852485A1 Controller for a patient warming device
07/15/1998EP0852484A1 Patient thermal support device
07/15/1998CN1187611A Method and apparatus for controlling driving of air curtain fan
07/09/1998WO1998029696A1 Device for dynamic separation of two zones
07/01/1998CN1186211A Cool air exhaling apparatus in enforced circulation type refrigerator and control method thereof
06/1998
06/18/1998WO1998026226A1 Method for dynamic separation into two zones with a screen of clean air
06/16/1998US5765635 Air conditioner for forming an air curtain
06/16/1998US5765388 Refrigerator with air curtain generating device
06/03/1998CN2283205Y Cold and hot air curtain machine
06/02/1998US5759149 Patient thermal support device
05/1998
05/20/1998DE19641784C1 Air curtain unit
04/1998
04/22/1998CN2279550Y Thermal sensitive ceramic heater for energy-saving air curtain machine
04/14/1998CA2109230C Room-air interceptor device
04/14/1998CA2095322C Method and system of cleaning industrial air
04/01/1998CN1177716A Refrigerator with air-protective-screen generating device
03/1998
03/25/1998EP0831279A1 Furniture having an air control function
12/1997
12/31/1997WO1997049955A1 Method and device for protecting a work surface
11/1997
11/19/1997EP0807228A1 Confinement method and device, in particular for a special atmosphere in a space for continuously processing articles fed therethrough
11/06/1997DE19710072A1 Shower cubicle in bathroom
10/1997
10/30/1997WO1997040325A1 Fabric sheath for ventilation and laminar flow hood
09/1997
09/25/1997DE19610566A1 Spray cabin for spraying viscous coatings onto objects
09/11/1997DE19609031A1 Refuse sorting room process and assembly
08/1997
08/06/1997EP0787952A2 Air cleaning system
08/06/1997CN1156220A Blower
07/1997
07/01/1997US5643078 Method and system for air-conditioning a coating station for a paper web or equivalent
06/1997
06/26/1997DE19610779A1 Unit for protection of fresh goods sales stall
06/11/1997CN1151488A Blower fan
05/1997
05/22/1997DE19542714A1 Air current blocking in room against other regions communicating by open door or gate
05/21/1997CN1150231A Air purifier with forced negative pressure function
04/1997
04/03/1997WO1997011664A1 Patient thermal support device
04/03/1997WO1997011663A1 Controller for a patient warming device
03/1997
03/26/1997CN1146002A Artificial spout generating mechanism and apparatus using the same
03/12/1997EP0762094A1 Dry gas curtain for cryogenic surface
01/1997
01/07/1997US5590537 Dry gas curtain for cryogenic surface
11/1996
11/06/1996EP0584280B1 Room-air interceptor device
08/1996
08/29/1996WO1996026395A1 Localized, economical and healthy air conditioner
08/08/1996WO1996024011A1 Confinement method and device, in particular for a special atmosphere in a space for continuously processing articles fed therethrough
07/1996
07/31/1996CN1127709A Air conditioner for forming an air curtain
07/03/1996EP0719990A1 Device for partitioning of a smoking area
07/02/1996US5531213 Solid or liquid fuel stove
05/1996
05/22/1996CN1122894A Gas curtain generating equipment matched with gas combustion range and cooking fume remover system
03/1996
03/21/1996DE4432707A1 Kitchen, etc. with steam and vapour generating section
03/13/1996CN2222320Y Multi-function domestic air conditioner with air curtain
03/06/1996EP0699873A2 Air curtain device
01/1996
01/31/1996CN2218896Y Energy saving temperature regulating Xinfeng heating machine group
01/04/1996WO1996000367A1 Air conditioner for forming an air curtain
01/04/1996CA2193351A1 Air conditioner for forming an air curtain
12/1995
12/27/1995EP0688689A1 Air conditioner for a vehicle
12/20/1995EP0687512A2 Safety laboratory hood cupboard
12/07/1995DE4419268A1 Fume cupboard which may be fully opened in safety
11/1995
11/22/1995CN1112219A Blower
11/16/1995DE4416590A1 Air mass mixing prevention device for room
11/09/1995DE4420167C1 Compact air screen installation within opening into building
11/02/1995DE4415079A1 Compact air curtain installation housing For doors, gates, building entrances etc.
09/1995
09/26/1995US5453077 Infant thermal support device
08/1995
08/30/1995EP0669498A2 Combustion apparatus for solid or liquid fuel
08/17/1995DE4404733A1 Wind protection device for opening door
08/02/1995CN2204395Y Wind-screening device for hot-air delivery machine
06/1995
06/14/1995EP0657702A2 Arrangement for producing two air curtains moving in opposing directions
06/07/1995CN2200135Y Positive temp. coefficient heat-sensitive ceramics cold or hot air curtain
06/07/1995CN2200134Y Cold/hot air curtain machine
05/1995
05/31/1995CN2199477Y Window-type room ventilation heat-exchanger
05/24/1995CN2198552Y Cold or hot wind curtain machine
05/23/1995US5417433 Ventilated gaming table assembly
05/13/1995CA2103006A1 Container device for defrosting foodstuff
03/1995
03/29/1995EP0645588A1 Multiple gas curtain
03/22/1995CN2192825Y Cross air curtain device
02/1995
02/08/1995EP0494921B1 Method and device for maintaining a clean atmosphere at controlled temperature at a workstation
10/1994
10/26/1994CN2180930Y Air-curtain type air conditioning umbrella
09/1994
09/28/1994EP0502948B1 Air treatment plant and method for a flow reduction therein
09/27/1994US5350337 Zone-forming apparatus
09/21/1994EP0474755B1 Air treatment plant and method for reducing the air exchange between the ambient atmosphere and the inside of the plant
08/1994
08/24/1994EP0611924A1 Air curtain with flow control
08/02/1994CA2030579C Air curtain fume cabinet and method
07/1994
07/06/1994CN2171082Y Cold or warm air curtain machine
07/05/1994US5326314 Method and system of cleaning industrial air
05/1994
05/17/1994US5312296 False-ceiling construction and method for the flow of air in connection with a false-ceiling construction
05/17/1994US5312294 Method and device for maintaining a clean atmosphere at controlled temperature at a workstation
04/1994
04/14/1994DE4234250A1 Air curtain system for confining accidental gas discharge - having segmented nozzle pipe individually operating with air or inert gas
04/05/1994US5299584 Cleaning device
03/1994
03/23/1994CN2159526Y Electric hot-air curtaining machine with positive temp. coefficient
03/01/1994US5290331 Localized clean air system
02/1994
02/23/1994CN2157444Y Circulation air curtain device
02/09/1994EP0582010A2 Air cleaning screen
01/1994
01/05/1994DE4221172A1 Air blast ventilation machine - comprises two fans in box casing with motor output shafts coupled to input shafts of fans by loose couplings
11/1993
11/23/1993US5264015 Screen having an air cleaning function
11/23/1993US5263897 Fluid suction nozzle and fluid-treating apparatus
09/1993
09/28/1993US5247801 Air treatment plant and method for a flow reduction therein
08/1993
08/28/1993WO1993017284A1 Room-air interceptor device
08/11/1993EP0554481A1 Counter-air current installation
07/1993
07/21/1993EP0551255A1 False ceiling construction
07/13/1993US5226295 Air treatment plant and method for balancing pressure differences in such a plant
04/1993
04/28/1993EP0538524A1 Localised clean air system and delivery head therefor
03/1993
03/17/1993EP0531674A2 A suspended ceiling structure and a method for flowing air in connection with the suspended ceiling structure
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