Devices, systems and methods of using a single turning rotatable fastener, such as a screw, with two or three mounted posts to align and lock ceiling fan blades to a ceiling fan blade brackets/irons. One single rotatable fastener on each blade and arm can be turned clockwise to attach each blade to
Devices, systems and methods of using a single turning rotatable fastener, such as a screw, with two or three mounted posts to align and lock ceiling fan blades to a ceiling fan blade brackets/irons. One single rotatable fastener on each blade and arm can be turned clockwise to attach each blade to each arm. Rotating the fastener counter-clockwise can allow each blade to be removed from each arm.
대표청구항▼
1. A ceiling fan blade arm, consisting of: a motor attachment end adapted to be attached to a portion of a ceiling fan motor; a blade attachment end adapted to be attached to a root end of a ceiling fan blade; only one single rotatable fastener with an enlarged head mountable to a cylindrical fasten
1. A ceiling fan blade arm, consisting of: a motor attachment end adapted to be attached to a portion of a ceiling fan motor; a blade attachment end adapted to be attached to a root end of a ceiling fan blade; only one single rotatable fastener with an enlarged head mountable to a cylindrical fastener base; and only two cylindrical alignment posts, each of the posts consisting of a cylindrical upper extent with an upper diameter disposed on top of a cylindrical post base, the cylindrical post base having a larger diameter than the upper diameter of the cylindrical upper extent, the top of each cylindrical post base having an exposed upper perimeter edge, the cylindrical upper extent and the cylindrical post base being monolithically formed together, wherein the only one single rotatable fastener with the cylindrical fastener base and the only two cylindrical alignment posts form a triangular configuration with the only one rotatable fastener with the cylindrical base forming an apex of the triangular configuration and the only two cylindrical alignment posts forming a base of the triangular configuration, wherein the cylindrical fastener base and the only two cylindrical alignment posts are adapted to pass into three circular through-holes on the root end of the ceiling fan blade and only the enlarged head of the rotatable fastener being screwed into the cylindrical fastener base so that the exposed upper perimeter edge of each cylindrical post base of each alignment post and outer edges of the cylindrical fastener base abut and rest against a bottom surface portion of the root end of the ceiling fan blade, in order to attach the ceiling fan blade to the blade attachment end of the ceiling fan blade arm. 2. The blade arm of claim 1 wherein the only one single rotatable fastener with the enlarged head is a screw. 3. The blade arm of claim 1, wherein the only two cylindrical alignment posts are positioned inward facing from the blade attachment end and the only one single rotatable fastener with the enlarged head on the cylindrical fastener base is positioned outward facing, wherein the two cylindrical alignment posts and the rotatable fastener with the enlarged head on the cylindrical fastener base form a triangular arrangement. 4. The blade arm of claim 3, wherein the only one single rotatable fastener with the enlarged head is a screw. 5. The blade arm of claim 1, wherein the only two cylindrical alignment posts are positioned outward facing from the blade attachment end and the only one single rotatable fastener with the enlarged head on the cylindrical fastener base is positioned inward facing, wherein the two cylindrical alignment posts and the rotatable fastener with the enlarged head on the cylindrical fastener base form a triangular arrangement. 6. The blade arm of claim 5, wherein the only one single rotatable fastener with the enlarged head is a screw. 7. A ceiling fan blade attachment system consisting of: a plurality of blade arms, each blade arm consisting of a motor attachment end adapted to be attached to a portion of a ceiling fan motor and a blade attachment end having only one single rotatable fastener with an enlarged head mountable on a cylindrical fastener base and only two cylindrical alignment posts, each of the posts consisting of a cylindrical upper extent with an upper diameter disposed on top of a cylindrical post base, the cylindrical post base having a larger diameter than the upper diameter of the cylindrical upper extent, the top of each cylindrical post base having an exposed upper perimeter edge, each cylindrical upper extent and each cylindrical post base being monolithically formed together, wherein the single rotatable fastener with the enlarged head on the cylindrical fastener base and the two cylindrical alignment posts form a triangular configuration with the one rotatable fastener with the enlarged head on the cylindrical fastener base forming an apex of the triangular configuration and the two cylindrical alignment posts forming a base of the triangular configuration; and a plurality of fan blades, each blade consisting of three circular through-holes on a root end of the blade, wherein the cylindrical fastener base and the two cylindrical alignment posts are adapted to pass into the three circular through-holes on the root ends of the blades, so that the exposed upper perimeter edge of each cylindrical post base of each alignment post and outer edges of the cylindrical fastener base abut and rest against a bottom surface portion of the root end of the fan blade, and the rotatable fastener with the enlarged head being screwed into the cylindrical fastener base. 8. The ceiling fan blade attachment system of claim 7, wherein the only two cylindrical posts are positioned inward facing from each blade attachment end and the only one single rotatable fastener with the enlarged head on the cylindrical fastener base is positioned outward facing. 9. The ceiling fan blade attachment system of claim 7, wherein the only two cylindrical alignment posts are positioned outward facing from each blade attachment end and the only one single rotatable fastener with the enlarged head on the cylindrical fastener base is positioned inward facing. 10. The ceiling fan blade attachment system of claim 7, wherein each of the only one single rotatable fasteners with the enlarged head is a screw. 11. A ceiling fan blade arm, consisting of: a motor attachment end adapted to be attached to a portion of a ceiling fan motor; a blade attachment end adapted to be attached to a root end of a ceiling fan blade; only one single rotatable fastener with an enlarged head mountable to a cylindrical fastener base; and a plurality of cylindrical alignment posts, each of the posts consisting of a cylindrical upper extent with an upper diameter disposed on top of a cylindrical post base, the cylindrical post base having a larger diameter than the upper diameter of the cylindrical upper extent, the top of each cylindrical post base having an exposed upper perimeter edge, each cylindrical upper extent and each cylindrical post base being monolithically formed together, wherein the cylindrical fastener base and the cylindrical alignment posts are adapted to pass into circular through-holes on the root end of the ceiling fan blade and the enlarged head of the rotatable fastener being screwed into the cylindrical fastener base so that the exposed upper perimeter edge of each cylindrical post base of each alignment post and outer edges of the cylindrical fastener base abut and rest against a bottom surface portion of the root end of the ceiling fan blade. 12. A ceiling fan blade attachment system consisting of: a plurality of blade arms, each blade arm consisting of a motor attachment end adapted to be attached to a portion of a ceiling fan motor and a blade attachment end having only one single rotatable fastener with an enlarged head mountable on a cylindrical fastener base and a plurality of cylindrical alignment posts, each of the posts consisting of a cylindrical upper extent with an upper diameter disposed on top of a cylindrical post base, the cylindrical post base having a larger diameter than the upper diameter of the cylindrical upper extent, the top of each cylindrical post base having an exposed upper perimeter edge, each cylindrical upper extent and each cylindrical post base being monolithically formed together; and a plurality of fan blades, each blade consisting of a plurality of through-holes on a root end of the blade, wherein the cylindrical fastener base and the cylindrical alignment posts are adapted to pass into the through-holes on the root ends of the blades, so that the exposed upper perimeter edge of each cylindrical post base of each alignment post and outer edges of the cylindrical fastener base abut and rest against a bottom surface portion of the root end of the ceiling fan blade, and the rotatable fastener with the enlarged head being screwed into the cylindrical fastener base.
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이 특허에 인용된 특허 (52)
Blateri,Frank; Chou,Wang Liang, Apparatus and method for mounting a ceiling fixture.
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