AIRFOIL BLADE WITH CUSHIONED EDGE FOR POWERED TOY AIRCRAFT

摘要

AN AIRFOIL BLADE (40) IN A POWERED TOY AIRCRAFT (10) HAS A BODY (42) WITH A CUSHIONED EDGE (54, 56). THE BODY HAS A FIRST END (44) ADJOINING A HUB (46), A SECOND OPPOSING END (46), A FORWARD EDGE (48), AND AN OPPOSING TRAILING EDGE (50). THE CUSHIONED EDGE IS ATTACHED MECHANICALLY TO THE BODY AND EXTENDS ALONG THE FORWARD EGE SO AS TO FORM A CUSHIONED LEADING EDGE (54) OF THE BLADE OR IS ATTACHED ALONG THE SECOND END TO FORM A CUSHIONED BLADE TIP (56) OR BOTH. THE BODY IS FORMED FROM A FIRST RESILIENTLY FLEXIBLE POLYMER PLASTIC MATERIAL. THE CUSHIONED EDGE IS FORMED FROM A SECOND NOTICEABLY SOFTER MATERIAL SUCH AS AN ELASTOMER.