Patent ID: 9605685
Date: 2017-03-28
CPC Classifications: F04D

Claim:
1. A ceiling fan comprising: a motor formed with a shaft rod, said shaft rod axially fixed in the center of said motor, said motor rotated relative to said shaft rod; at least one fixed seat combined with said motor, said at least one fixed seat provided horizontally, said at least one fixed seat having a circumferential edge protruding out of said motor, said at least one fixed seat provided with a plurality of insert holes at locations of circumferential edge, said insert holes exposed to an outer side of said motor; a plurality of blades, each said blade formed with a longitudinal extension portion, said extension portion corresponding to an outer circumferential side of said motor, said extension portion having an inner side transversely formed with at least one protruding edge, said protruding edge bored with plural leading holes that correspond to said insert holes of said at least one fixed seat; a plurality of pressing plates respectively secured on said protruding edge, each said pressing plate provided thereon with plural threaded cylinders that correspond with said leading holes of said protruding edge, said threaded cylinders able to be inserted through said leading holes; and a plurality of locking fasteners to be respectively screwed with said threaded cylinders of said pressing plates; Thus, after said threaded cylinders of said pressing plates are inserted through said leading holes of said blades and through said insert holes of said at least one fixed seat, said locking fasteners able to be respectively screwed with said threaded cylinders of said pressing plates for fixing said threaded cylinders at locations of said insert holes of said at least one fixed seat to have said blades secured with said at least one fixed seat.