158445 ⎘
Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening; Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means with pneumatic means
Apparatus for stabilizing blade for relief damper
#2FOLDABLE, BOOT LOADABLE, INSERTABLE AIR DAMPER DEVICE
#3Foldable, boot loadable, insertable air damper device
#4Pneumatically actuated louver for air conditioner unit
#5FOLDABLE, BOOT LOADABLE, INSERTABLE AIR DAMPER DEVICE
#6Enclosure with adjustable louver panels
#7VENT FOR EXHAUST SYSTEM
#8Shutter structure
#9Counterweighted backdraft damper blade with improved airflow profile
#10Vent structure and electronic apparatus therewith
#11Foldable, boot loadable, insertable air damper device
#12Method and device for an actuator motor including a fan brake device
#13Pneumatic Animal Confinement House Air Inlet Actuation System and Method
#14Small duct high velocity damper assembly
#15Small duct high velocity damper assembly
#16Pneumatic animal confinement house air inlet actuation system and method
#17Ventilation barrier