Patent ID: 7281899
Filing Date: 2007-10-16
Classification: F04D,Y10S,Y10T

Abstract:
1. A ceiling fan, comprising: a plurality of fan blades, each blade having an exterior end and a connecting end; a ceiling fan motor with a rotating member; a plurality of mounting arms, each mounting arm having an interior end, a mid-portion, and an exterior end, the interior end being pre-attached to the rotating member of the motor; and a fastener and a receptacle for fastening each of the connecting ends of each blade to each of the exterior ends of each mounting arm, each fastener includes a protruding member with an enlarged head portions above a stem portion, and the receptacle includes a slot having a wide opening and a narrow opening, wherein each protruding members is inserted into each wide opening of each slot, and wherein each protruding member and each slots are slid relative to one another causing the stem portion of the protruding member to slide within the narrow opening of the slot, so that the blades are fastened to the mounting arms by each fastener and each receptacle.