Patent ID: 9157445
Filing Date: 2015-10-13
Classification: F04D

Abstract:
1. A ceiling fan blade comprising: a lower blade formed with a recess, said recess fixed therein with at least two lower studs; at least one engage fastener, said engage fastener being a metal plate, said engage fastener having two ends respectively secured on said at least two lower studs, said engage fastener formed with an engage portion in a center, said engage portion disposed with an insert hole, said insert hole having an outer circumferential edge provided with a plurality of radial slits extending outward; an upper blade positioned on said lower blade to be combined with said lower blade, said upper blade formed with a recess, said recess fixed therein with at least one upper stud, said at least one upper stud corresponding to a location between said at least two lower studs; and at least one engage post, said engage post having one end embedded in said at least one upper stud, said engage post having another end protruding out of said at least one upper stud to be engaged in said insert hole of said engage fastener for securing said lower blade and said upper blade together.