IMPELLER FOR BLOWER, ITS MANUFACTURING METHOD, AND BLOWER

摘要

AN IMPELLER (2) HAVING A LARGE APERTURE IS OBTAINED EASILY. AS A RESULT, THE BLOWER (10) IS ENHANCED IN PERFORMANCE. HAVING A HUB (5) AND VANES (6) PROJECTING FROM THE HUB (5), THE VANES (6) HAVE MULTIPLE LAYERS (7,8), AND AT LEAST ONE OF THE MULTIPLE LAYERS (7,8) HAS A FOAMED MOLDED LAYER (8). THIS IMPELLER (2) IS USED IN A BLOWER (10). THIS BLOWER (10) IS USED IN AN OUTDOOR UNIT OF AN AIR CONDITIONER.FIG.1