Abstract: A ceiling fan includes a ceiling support plate; a plurality of support arms extending downwardly in a cone-shaped, triangular pattern from the ceiling support plate; and a bowl-shaped housing suspended from the support arms and housing the fan motor. A bowl-shaped fan motor cover mounted in the housing covers the fan motor and decorative trim is mounted to the base of the support member and on the support arms to create an aesthetically pleasing appearance. Tubular lights are mounted around the interior perimeter of the housing to provide indirect lighting in a room.

Abstract: A block structure of a generally trapezoidal configuration is interposed between a cavitation plate and propeller of a marine engine's lower unit to effect abutment of the propeller permitting loosening and removal of the associated propeller retaining nut member.

Abstract: A combined light and fan assembly wherein a fan and light are combined into a single component and mounted in the electrical light socket in the interior of a conventional domestic oven so that when the oven is being heated, and the oven light switch is turned on, the light is illuminated, and the fan runs producing a convection current inside the oven, so that the conventional oven is converted into a convection oven.

Abstract: A fan blade cover for use on fans having a plurality of fan blades, where one size cover fits many sizes and contours of fan blades. The cover includes a sleeve manufactured from a flexible material in a tubular configuration where one end of the sleeve is closed and an opposite end is open for mounting the cover on the fan blade. The open end of the sleeve includes a zipper for closing the open end to securely maintain the cover on the fan blade during fan operation. An alternate embodiment includes a clasp and drawstring to secure the fan blade cover in place.

Abstract: A portable ceiling fan assembly has an upright shaft secured to a base. A fan-supporting bracket is mounted on the shaft. In the embodiment shown, the bracket is C-shaped and has a lower arm extending horizontally and cantileverly from the shaft, and an upper arm extending toward the axis of the shaft. There is a fan-receiving space between the arms. A ceiling type fan is supported at the free end of the upper arm, with the blades of the fan rotatable in the space between the arms, and the rotational axis of the fan is congruent with the upright axis of the shaft.

Abstract: A ceiling fan having an illumination globe mounting flange and an illumination globe includes a cylindrical gasket positioned between the mounting flange and the globe flange to maintain vibration free securement of the globe relative to the ceiling fan structure.

Abstract: A ceiling fan includes a drive motor having a first web rotatably mounted relative to a mounting boss securing the drive motor. A second web is mounted in a parallel spaced relationship below the first web in a coaxially aligned relationship relative to the drive motor and mounting boss. A plurality of blade loops are directed from the first web to the second web, wherein each blade loop includes an upper blade and lower blade of a predetermined pitch to effect displacement of air within a predetermined environment.

Abstract: In accordance with the present invention there is provided an apparatus and method for balancing an electric ceiling fan. The apparatus includes a circular hollow ring connected to the rotating housing of a ceiling fan motor, or to the ceiling fan blades, which ring contains a plurality of metal spheres, or liquid, movable within the ring to balance the ceiling fan. The method of the invention includes connecting a circular hollow ring to the rotating portion of a ceiling fan, and placing liquid or metal spheres inside the circular hollow ring to balance the ceiling fan.

Abstract: An air fan includes a plurality of fan blades each fan blade drilled with a plurality of perforations in the fan blade for reducing weight of each fan blade for reducing the electric energy required for driving the fan motor of the air fan. Each fan blade may be reinforced by at least a rib on a surface of each fan blade for enhancing its strength and preventing its deformation.

Abstract: A mounting device for a ceiling fan includes a plate having a protrusion formed in a middle portion and having a pair of flanges oppositely formed beside the protrusion, a notch formed between the protrusion and each of the flanges, a panel including a pair of flaps engaged through the notches of the plate and arranged such that the flaps are located above and supported by the flanges, and a pad engaged between each of the flaps and the respective flanges of the plate. The panel can thus be solidly coupled to the plate.

Abstract: A fan mounting bracket is arranged to permit selective vertical positioning of a ceiling fan relative to a vertical support wall. The bracket structure includes a horizontal plate orthogonally and fixedly mounted to a vertical plate permitting respective first and second strengthening ribs orthogonally intersecting to provide for minimizing vibrational translation from an associated ceiling fan mounted to the vertical plate. A modification of the invention includes cleaning structure pivotally mounted to the horizontal plate to permit selective cleaning of the fan blades in use.

Abstract: A ceiling fan includes a plurality of fan blades radially secured to a motor shaft of a driving motor of the fan, each fan blade fixed with a holographic recording plate thereon pre-recorded with holograms of many sets of interference patterns of colorful decorative features within the recording plate, whereby upon a rotation of the fan blades as driven by the driving motor as being illuminated by a plurality of lamps, the patterns of color features recorded in each holographic recording plate will be observed with diversified color changes of the decorative features and superimposed decorative feaures with respect to a rotating angle as rotated by each fan blade, thereby enriching an optical decorative effect with simpler production, easier operation and minor maintenance problems of the fan.

Abstract: A ceiling fan is provided, having an electric motor with separate stationary and rotating members, the outer extremities of the rotating member being defined by upper, lower, and side surfaces, with a plurality of radially extending blades being secured to the upper surface. The ceiling fan also includes a tube member securable to the stationary member of the motor for pivotally suspending the ceiling fan from the ceiling, and at least one electrical switch for selectively controlling the operation of the motor. A unitary housing is provided, securable to the stationary member of the motor, for enclosing at least the lower and side surfaces of the motor in a first compartment thereof, and enclosing the electrical switch in a second compartment thereof.

Abstract: A ceiling fan assembly wherein an upper ceiling ball attachable to a ceiling structure, a vertical shaft and a continuous cylindrical housing, which are both easily replaced with parts which are longer or shorter than the original parts so as to allow easy adjustment of the ceiling fan assembly's height, and which hang vertically from the upper ceiling ball so as to structurally support the ceiling fan assembly, wherein the top portion of the vertical shaft rests on a cushioning material within the upper ceiling ball so that the ceiling fan assembly can accommodate moderate ceiling structure angles, an electric fan drive motor located in a cylindrical enclosure beneath the cylindrical housing, a motor rotor assembly with a means for attaching fan blades which is located beneath the cylindrical motor enclosure, and, optionally, a partially hemispherical-shaped unit which may be located beneath the motor rotor assembly, wherein this unit may contain a light are present.

Abstract: A ceiling fan has easily interchangeable top and bottom covers of glass or the like. A single nut around the fan downrod holds the top cover and a bezel held by two screws supports the bottom cover for easy exchangeability. Lights are positioned inside the covers. The covers are design coordinated.

Abstract: An overhead suspended fan has a canopy with a top seal on a support shaft and a bottom seal which is mounted on a rim of a cup-shaped member supported above the motor housing bearing and which has an annular portion engaging the inside of the bottom portion of the canopy and an open shoulder upon which the bottom end of the canopy rests; an inner lip on the annular portion of the bottom seal defines a groove interlocking with the rim of the annular member. An outward and downward flaring skirt on the second seal forms a narrow restricted clearance with a frustoconical portion of the motor housing; a second cup-shaped member mounted on the top portion of the housing has a rim extending upward within a depending annulus of the second seal to prevent water flow to the housing bearing.

Abstract: A ceiling fan blade is provided having a generally rigid unitary frame, with three areas for secure attachment to a conventional blade iron providing three points of attachment. A flexible, weather-resistant cover is removably secured to the frame by hook-and-loop fastening material. The attachment areas are angularly offset from the plane of the blade to increase the blade's angle of attack as it moves through the air during normal use.

Abstract: An illuminative fan includes a plurality of illuminators selected from light-emitting diodes juxtapositionally interlacedly disposed on each fan blade capable of being flashed or colored so that upon a rotation of the fan, the illuminators will produce diversified optical or colorful figures on the rotating blades due to persistence of human vision either flashingly or continuously for enriching a decorative effect for the illuminative fan.

Abstract: A space heater is mounted to a ceiling fan in close proximity to the housing of the fan motor. The housing is protected from heated air by an insulated, frusto-conical in configuration shield member. An elongate, flexible heating element is helically wound about the shield member. When the fan and heating element are operated at the same time, rotation of the fan blades causes the heated air to travel toward the ceiling at an angle determined by the frusto-conical configuration of the shield member. A cowling hides the heating elements from the view of occupants of an enclosed space within which the ceiling fan is mounted. The cowling is suitably apertured to allow air to circulate in contact with the heating element. Unheated air flows into the open lower end of the hollow shield member to cool the fan motor. A coupling member enables facile removal of the heater and further enables facile installation of a light kit when the heater is not is use.

Abstract: An infrared receiver system for a remote control ceiling fan including a connector disposed in a switch housing of a ceiling fan, an infrared detective sensor disposed in a casing which is connected to a plug by an extension cable. The plug is insertable into the connector of the switch housing for making an electrical connection between the plug and the connector. The detective sensor is located at a lower end of the casing such that the detective sensor is wide open for receiving signals in the undisturbed atmosphere below the ceiling fan.

Abstract: A fan having a plurality of rotating blades and a motor to rotate the blades. A source of illumination is secured to the outer periphery of the rotating blades for rotation therewith, thus defining the shape of each blade when the source of illumination is energized. Further decorative lighting may also be provided for the stationary parts of the fan.

Abstract: An apparatus wherein a plurality of generally "U" shaped clips are securable to opposed, elongated lateral edges of a ceiling fan blade, and the brackets are securable together by spaced parallel coil springs to maintain the brackets to the ceiling fan blade, and an air freshener packet including a plurality of tubes are spaced apart a predetermined distance equal to a distance spaced apart by the springs received through respective ones of the tubes to secure the tubes and the packet to the ceiling fan blade. A modification of the instant invention includes the "U" shaped brackets securable together by opposed pairs of flexible straps including hook and loop fasteners mounted at terminal ends thereof, and a modified deodorizing packet includes a plurality of polymeric springs securable to spaced apertures of an underside of the packet to position the packet above an upper fan blade surface during securement by the straps of the device.

Abstract: Visually observable safe limits for the proximity of an aircraft, such as a helicopter, to obstructions are provided by pairs of lights which provide collimated beams intersecting at limit points located radially outwardly of the arc of the helicopter rotor blades so that light scattered from the intersecting beams at the limit points provides the helicopter pilot with visual references of the rotor arc. Each light of each pair has a concave reflector and a lamp at the focal point of the reflector to provide the collimated beams and transparent plastic shields over the open ends of the reflectors have concavities in central portions to provide diverging beams that illuminate the obstructions.

Abstract: A control wand for use in connection with a ceiling fan for grasping the pull chain and for movement of the motor directional control button thereon. The control wand includes an elongated rod-shaped body with an integral handle formed at one end. The end has a right angle bent portion with a hook-shaped element formed at an end region thereof. The spacing between the hook element and the right angle bent portion is sufficiently large to permit the pull chain to fit therein, but sufficiently small to prevent the passage of an enlarged end of the pull chain to pass therethrough when the wand engages the pull chain and is pulled in a downward direction. The right angle bent portion at the second end of the control wand presents flat upper and lower edges which provide engagement surfaces for moving the directional control button upwardly and downwardly.

Abstract: Aerodynamically designed and improved auxiliary blade attachment that wedge firmly onto the trailing edges of the main blades of conventional ceiling fans. The highly functional shape and super lightweight one-piece construction of these easy-to-use auxiliary blades and their strategic placement on the main fan blades serve to heighten the angle of incidence and thus create an intensified dual air current laterally and downwardly in relation to the fan's central core. The result is a dynamic increase of cubic feet of propeller-cooled air per minute without electrically increasing the velocity of ceiling fan rotation.

Abstract: An easily assembled, aesthetically pleasing ceiling fan has a main support shaft which supports an outer decorative column and canopies as well as a drive motor having a rotor mounting a blade support housing and carrying easily attachable fan blades. A bottom cover is also supported from the shaft for ease of assembly and providing a surface configuration coordinating with the canopies and blade support housing.

Abstract: A ceiling fan optionally usable in a suspended down rod mode in which the fan blades are spaced downwardly from the ceiling, or in a flush mounted mode in which the blades are relatively close to the ceiling. The fan includes a canopy secured adjacent the ceiling, and an optionally downrod which swivelly supports the fan housing and blades at a position spaced downwardly from the ceiling. The fan further includes a motor housing which has top and bottom housing plates and an annular band located between the housing plates. The top and bottom plates are secured to a soft iron armature which is driven in rotation by a stator carried on a rod extended through the center of the fan housing. The fan blades are connected to the bottom plate of the housing, and housing and blades are driven in rotation with the iron armature.

Abstract: A fan having a plurality of blades where a selected number of the blades are arranged with their leading faces disposed parallel to the axis of rotation of the fan. The remaining blades are arranged with their leading faces at angles to the axis of rotation such that the air streams from the two types of blades intersect to create turbulent flow. The fan's heat transfer ability is increased and the air flow from the fan is dispersed over a wider area than with conventional fans.

Abstract: An outer casing assembly for ceiling-fan motors includes an upper cover with a top surface and a downward-curving flange, having a central opening in the top surface and a plurality of bolt holes in the periphery of the downward-curving flange; a middle guard shell formed in a hollow body structure with an external circumference corresponding to the inner periphery of the downward-curving flange of the upper cover; and a lower cover with a bottom surface and an upward-curving flange corresponding to the structure of the upper cover, having a lower central opening in the bottom surface and a plurality of bolt holes in the periphery of the upward-curving flange. The upper cover, the middle guard shell and the lower cover are all made of mesh material, wherein the middle guard shell is vertically positioned between the upper cover and the lower cover both of which are connected together by screw bolts through the bolt holes of both the upper and lower covers.

Abstract: A dynamoelectric machine, preferably a motor adapted for use in ceiling fan applications, has a conventional rotor assembly mounted within a bore of a stator assembly. A stationary shaft extends through the rotor assembly and provides both a cableway for electrically connecting the motor to a source of electrical energy and for permitting the attachment of additional apparatus on one end of the stationary shaft. A retainer is mounted on the stationary shaft and positions the rotor assembly with respect to the stator. The rotor assembly is attached to a hub which rotates with the rotor and provides means for attaching blades to the motor. The stator is press fit into an end shield and the resulting structure is a compact, light weight, efficient dynamoelectric machine. The end shield is provided with means for attaching a decorative enclosure about the motor, so that the asthetic appearance of the motor can be enhanced substantially.

Abstract: A vibration damper for a suspended ceiling fan comprising a motor mounting and a frame support plate, totally enclosed in a vibration absorbing rubber compound. The motor mounting and frame support plates are separated by an annular space that forms an outward facing annular channel. Trapezoidal shaped reinforcement ribs located in the outward facing annular channel restrict swaying of the fan blades when the motor is energized. The damper may comprise two arcuate shaped members which allows easy installation on existing ceiling fans and easy disassembly when the fan motor needs maintenance or repairs.

Abstract: A fan blade cover for use on fans having a plurality of fan blades, where one size cover fits many sizes and contours of fan blades. The cover includes a sleeve manufactured from a flexible material in a tubular configuration where one end of the sleeve is closed and an opposite end is open for mounting the cover on the fan blade. The open end of the sleeve includes a closure for closing off the open end to securely maintain the cover on the fan blade during fan operation.

Abstract: The ceiling fan has a motor and a removable switch unit. The motor comprises an inner stator, an outer rotor, a rotor casing rotatable with the rotor, and a tubular boss which depends from the stator and through which first wiring extends. The switch unit comprises a housing, switchgear for the motor contained in the housing, and second wiring connected to the switchgear. The first and second wiring have complementary electrical connectors which are able to pass through an aperture provided in the upper end of the housing and the housing has connecting means at its upper end for connecting the housing to the depending boss. The connecting means is in the form of an openable or enlargeable clamp to allow the connectors to be passed through the aperture and the first wiring to extend through and be withdrawn from the clamp.

Abstract: An electrical grounding connector for a helicopter rotor hub (15) comprises a bushing (25) which receives a hollow spindle (30) therewithin. Spindle (30) accommodates a cable or wire harness (35) therewithin and is rotatable within the bushing to accommodate twisting of the harness due to displacement of the helicopter blades. An electrical connection to hub (15) is made via flexible conductor (75), the spindle, and flexible conductor (60).

Abstract: A fan, such as a ceiling fan, for heating and circulating air in an enviroment includes a plurality of fan blades rotatable by an electric motor. The blades are each provided with an open interior space defining an air flow passage transversely through the thickness of the blade in which is mounted an electric resistance heating element. Louvers having a plurality vanes are provided on the opposite sides of each fan blade over the open interior space thereof for deflecting air, upon rotation of the fan blade, through the open interior space over the heating element therein and to direct the heated air to the enviroment. The vanes of the louvers on the opposite sides of the blade are oppositely angled. Operation of the heating fan may be controlled by a thermostat responsive to the temperature of the enviroment.

Abstract: A ceiling fan is provided and includes articulated fan blades such that when the fan is off the blades will hang vertically downwardly by force of gravity and when the fan is turned on the blades will rise radially to a horizontal pitched angled position due to the coaction of centrifugal force, and wind reaction force.

Abstract: A multispeed ceiling fan having a plurality of blades, a speed-selecting switch and an a.c. split-phase induction motor. The motor has a rotor and at least one stator winding. The speed selecting switch is arranged to apply respectively different voltages or currents to the motor for each respective selected speed. At least one lamp is connected in parallel to either the main stator winding or in parallel to a phase-shifting capacitor in series with an auxiliary stator winding, as an indicator providing a visible indication of the selected speed for the motor. The at least one lamp may comprise a plurality of lamps, at least all but one being in series with a respective plurality of Zener diodes so that they become energized in sequence as the voltage across the respective lamps or across the lamps in series with the respective pluralities of diodes increases.

Abstract: A filter device for use in conjuction with a ceiling fan, for removal of smoke and other pollutants from the room air during the operation of the fan. The device is affixed to the ceiling and to the post from which the fan housing is suspended, such that air containing pollutants that is pulled upward across the diameter of the fan blades, passes through the device.

Abstract: A ceiling fan adapted for use in factories and office buildings, the ceiling fan including flapping vanes capable of vertically flapping during rotation, the double movement of the vanes being effective to stir and circulate the air in the room in a wide range. To effect the flapping of the vanes no wire or elevating members are used unlike the prior ceiling fan having flapping vanes.

Abstract: A switch unit for a ceiling fan contains electrical wiring which connects the switch gear to the motor and the electrical power supply. The switch unit is readily detachable from the motor housing due to the respective unitary electrical connectors which connect the wiring at that point. The housing for the switch unit contains ventilating apertures to allow the flow of cooling air through the unit.

Abstract: A spinner-type electrical ceiling fan having a three part housing which includes a top plate, a central annular band and a bottom plate. The top and bottom plates have depressed, bearing-receiving hubs disposed therein at a central location. An iron armature is secured to the top and bottom plates, with the central annular band snapped into position between the top and bottom plates and around the periphery of the iron armature.

Abstract: A ceiling fan having a plurality of fan blades which generate axial air flow and which include vane portions positioned angularly to the surface of the blades which direct air flow radially from the blades to increase the range of circulation of the air in a room, to establish a favorable pressure gradient for the axial flow, to increase the efficiency of the ceiling fan and to create a more desirable air flow distribution under the ceiling fan than do conventional ceiling fans.

Abstract: A ceiling fan is presented having a centrally disposed stationary rotor and a rotating stator annularly positioned about the rotor. The rotor has a longitudinal void formed therethrough to receive an on/off switch and housing therefore. This configuration provides a ceiling fan which can be fabricated at lower cost, utilizes minimal space and is easier to install than conventional ceiling fans.

Abstract: A method and device for reducing the pollution of the air in a room equipped with a ceiling fan having one or more rotating blades comprising covering at least one blade of the fan with porous dust-absorbent material whereby movement of the fan blades removes pollution from the room air.

Abstract: A basket containing perfumed potpourri is suspended beneath a ceiling fan so that air from the fan is circulated through the basket and perfumed by the potpourri. The basket has a bottom portion of relatively tightly formed mesh for retaining the potpourri and an upper portion of relatively loosely formed mesh for providing air circulation through the basket.

Abstract: A fan guard for ceiling fans comprises a circular grill member supported below the blades of the fan on equally spaced support arms extending radially outward from a clamp attached to the pipe extension suspending the motor housing from the ceiling. The fan guard may be provided with a circumferential open skirt portion, or an enclosed skirt portion interposed between the support arms and the grill. The grill member includes arcuate removable portions for adapting the guard to receive a depending portions of a conventional ceiling fan.

Abstract: A ceiling fan with adjustable blades and equipped with a motor including a centrifugally controlled motor speed control. The motor speed control includes an adjustable, centrifugally controlled electronic switch.

Abstract: The present invention discloses an improved ornamental casing assembly for a ceiling fan, and comprises an upper shell; a lower shell; a plurality of connecting members fastened between the upper shell and the lower shell, and separating the upper shell and the lower shell; a plurality of light-pervious plates mounted between the upper shell and the lower shell and between the connecting members respectively; a plurality of retaining members secured to the connecting members respectively for retaining the light-pervious plates firmly on the connecting members; and a light member mounted within the space enveloped by the upper and lower shells, and the light-pervious plates.

Abstract: A spinner-type electrical ceiling fan having a three part housing which includes a top plate, a central annular band and a bottom plate. The top and bottom plates are secured to, and movable with, the central annular band, and a plurality of blades are secured to, and project horizontally outwardly from, the bottom plate.

Abstract: An easily assembled, aesthetically pleasing ceiling fan has a main support shaft which supports an outer decorative column and canopies as well as a drive motor having a rotor mounting a blade support housing and carrying easily attachable fan blades. A bottom cover is also supported from the shaft for ease of assembly and providing a surface configuration coordinating with the canopies and blade support housing.