To provide an air blower which achieves improvement of stability during rotation of a blower fan for achieving a two (inner and outer) layer flow mode and secures rigidity of the blower fan to prevent deformation and breakage of blades.SOLUTION: An extension part 34f is provided at an outer periphery part 34a of a cone part 34. The extensin part 34f is provided with a vertical plate part 37 and a lateral plate part 38. Upper blades 30 are coupled to the extension part 34f. Lower blades 31 are coupled to the lateral plate part 38.SELECTED DRAWING: Figure 6
【課題】内外気2層流モードを実現するための送風用ファンの回転時の安定性を高め、しかも、送風用ファンの剛性を確保できるようにして羽根の変形や破断を未然に防止する。【解決手段】コーン部34の外周部34aに延出部34fを設ける。延出部34fには、縦板部37と横板部38とを設ける。上側羽根30を延出部34fに結合する。下側羽根31を横板部38に結合する。【選択図】図6
AIR BLOWER FOR VEHICLE AIR CONDITIONING
車両空調用送風装置
2019-10-10
Patent
Elektronische Ressource
Japanisch
IPC: | B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / F04D Strömungsarbeitsmaschinen , NON-POSITIVE-DISPLACEMENT PUMPS |