Abstract: A decorative lighting system for a vehicle wheel incorporating a mounting ring with an adjustable diameter. The adjustable mounting ring is made as two separate segments. The two segments include cooperative overlapping extensions that allow them to be linked together into a circle having a desired diameter.

Abstract: An ultraviolet light sterilization device for treatment of plant materials, having a rotational treatment chamber having an axis of rotation and at least one mechanical agitation element, an ultraviolet light device that is positioned inside the rotational treatment chamber and is further positioned generally parallel to and congruent with the axis of rotation and where the ultraviolet light device and the rotational treatment chamber are connected to one another via a rotational bearing such that the rotational treatment chamber may be rotated about the axis of rotation while the ultraviolet light device does not rotate, and where the ultraviolet light device is electrically coupled to a power source via an electrical cable that passes through an aperture in the rotational bearing.

Abstract: A rotary imaging device for wheels and an automobile are disclosed. The rotary imaging device for wheels includes a housing matched with the wheels, and a processing component, a display component and a power supply that are installed in the housing, the processing component being electrically connected with the display component and the processing component and the display component being both electrically connected with the power supply. The processing component is configured to send received or read to-be-displayed content to the display component after preset processing, and the display component is configured to display the to-be-displayed content sent by the processing component. According to the rotary imaging device for wheels and the automobile, images or videos can be formed through rotation of the wheels.

Abstract: Disclosed are a wheel and a scooter. The wheel includes a wheel body, a light-emitting assembly, a first optical element, a second optical element, and an outer end cover, where the wheel body includes a hub housing, the hub housing is provided with a lamp cavity structure facing an outer side of the wheel, the first optical element is installed at a bottom of the lamp cavity structure, the second optical element is installed at an opening of the lamp cavity structure, the light-emitting assembly is arranged between the first optical element and the second optical element, and the outer end cover covers an outer side of the second optical element. A first protrusion and a second protrusion are provided in a contact position of the hub housing where the hub housing can contact the outer end cover, and the first protrusion and the second protrusion form a groove structure.

Abstract: Emblem for vehicles, comprising a decoration layer; at least one lighting element that illuminates the decoration layer; an electrical power generator that feeds electric power to the at least one lighting element, wherein the electrical power generator includes a rotor comprising a support disc for at least one magnet; and a stator comprising at least one printed circuit board provided with windings. It permits to provide an emblem in which a power generator is optimized to be compatible in the axial direction with the available space, which is very small behind the front cover.

Abstract: A decorative cover for motor vehicle wheels, which is detachably arranged in the space between spokes of a motor vehicle rim, wherein the decorative cover has active lighting, the electrical energy of which can be generated by an energy module fastened to the rear of the decorative cover, wherein the energy generation thereof works independently of the fixed components of the motor vehicle.

Abstract: A wheel illumination apparatus is disclosed. The wheel illumination apparatus includes a diffuser ring set behind wheel of a motor vehicle with a lighting source disposed behind the diffuser to illuminate the wheel. The light source is carried in a channel ring that is positioned on an inboard side of the diffuser ring. The light source may be an LED lighting strip. The light strip may be electrically coupled to an electrical system of the motor vehicle or may have a rechargeable battery. The lighting system of the present invention creates a visual impression where the wheels themselves seem to glow, rather than the wheel well or other areas on a vehicle.

Abstract: This disclosure relates to monitoring of machines having one or more vibrating objects. Conventional systems that address the technical problem of detecting frequency of vibrating objects are expensive, require manual intervention, sometimes depend on prior knowledge of location of faults or involve high convergence time. Systems and methods of the present disclosure provide a cost-effective and fully automated solution that employ multiple strobe sources along with a low cost camera. Besides being cost-effective and automated, the solution also reduces convergence time significantly. Employing multiple strobe sources enables generating multiple strobing frequencies in a single iteration. The strobing frequency is a configured to be a multiple of a camera frame rate selected from a set of camera frame rates having mutually prime elements to ensure faster convergence compared to the art.

Abstract: An apparatus for illuminating a rotating element of the apparatus with as few as a single light source and a method for assembling such apparatus are disclosed herein. The apparatus comprises a center, a clear substrate element that may rotate about the center, and a light source for evenly illuminating the clear substrate element. The light source is configured to emit light toward the clear substrate element at an angle, which is predetermined based on one or more attributes of the clear substrate element, such as the geometry and the index of refraction.

Abstract: A vehicle wheel assembly includes a wheel. A tire is disposed around the wheel. A wheel cap is coupled to the wheel and includes a polymeric base. A substantially transparent cap is positioned on the base which defines a first surface and a second surface. The second surface integrally defines an optical grating.

Abstract: A safety lighting system is connected to a hazard flasher or blinker system of a vehicle, such as a semi-tractor trailer. The system comprises an electrical circuitry for connecting the safety lighting system to the hazard flasher system, brake lights, and/or turn signals for activation of the safety lighting system when the flasher system, brake lights, and/or turn signals are activated. An LED is mounted in a trapezoidal shaped hood of a housing assembly and its illumination is reflected by a reflective inner surface of the hood and directed towards the wheel assemblies of the vehicle to provide adequate lighting around the area surrounding the wheel assemblies. A mounting frame assembly supports the housing assembly and LED for their positioning underneath the vehicle and attachment near the wheel assemblies. In a further embodiment, bolts may be used to attach the housing assembly and LED to the vehicle near the wheels.

Abstract: A lighting module has axial screws that extend axially rearwardly from a rearward surface of the module base and are respectively received in hollow screw bores extending axially rearwardly from a module mounting face of a vehicle wheel. A wheel that receives the lighting module has an axially inwardly facing sidewall into which are formed plural hollow bolt receivers. For each such bolt receiver, a keyed lock assembly having a radial bolt is provided within the body of the module. The bolt is operable to extend radially outwardly through a module bolt hole to a locked position within a respective wheel rim bolt receiver, locking the module to the wheel, and to be retracted radially inwardly to an unlocked position. A transparent cover of the lighting module protects plural LEDs mounted on a forward face of a circuit board.

Abstract: An apparatus for illuminating a rotating element of the apparatus with as few as a single light source and a method for assembling such apparatus are disclosed herein. The apparatus comprises a center, a clear substrate element that may rotate about the center, and a light source for evenly illuminating the clear substrate element. The light source is configured to emit light toward the clear substrate element at an angle, which is predetermined based on one or more attributes of the clear substrate element, such as the geometry and the index of refraction.

Abstract: A lighting module has axial pins that extend axially rearwardly from a rearward surface of the module base and are respectively received in hollow pin guides formed in a module seating surface of a vehicle wheel. A wheel rim that receives the lighting module has an axially inwardly facing sidewall into which are formed plural bolt holes. A bolt is provided for each bolt hole. The bolt is operable to extend radially inwardly to a locked position affixing the module to the rim, and to be retracted radially outwardly to an unlocked position. The end of the bolt is received within a respective bolt receiver formed in a sidewall of the lighting module. The lighting module may have plural LEDs mounted on a forward face of a circuit board.

Abstract: A lighting apparatus includes a light source. A primary optical surface is configured to receive and redirect light from the light source. A secondary optical surface is configured to receive redirected light from the primary optical surface and further redirect the light in a primary emission direction. The apparatus includes a central opening through the apparatus, the central opening defining a convective path through the apparatus. A thermally conductive cover is placed over the central opening and is positioned in the convective path. The primary optical surface is positioned such that a direct view of the light source is obstructed when the apparatus is viewed from the primary emission direction. The primary and secondary optical surfaces are substantially symmetric about the central opening.

Abstract: There is disclosed an improved illuminating vehicle wheel cover system that remotely activates a plurality of lights about a vehicle wheel in either a solid or flashing pattern. The lights can be in multiple color pairs and used for aesthetics or to indicate an emergency situation. The remote can be synchronized to the key fob of the vehicle and/or wirelessly connect to a preset medical emergency facility or the nearest facility geographically.

Abstract: A lighting control system for a wheel of a vehicle, the lighting control system including a brush configured to statically mount to a body of the vehicle; a hub for the wheel; and a plurality of arcuate contacts statically mounted to the hub, each of the plurality of contacts comprising an arc angle measure of less than 360 degrees, the plurality of contacts configured to rotate relative to the brush, each contact operable between: a connected mode wherein the contact is electrically connected to the brush during rotation relative to the brush and a disconnected mode wherein the contact is electrically disconnected from the brush during rotation relative to the brush.

Abstract: Provided is a skateboard wheel having a rotational axis and comprising a transparent or translucent wheel covering having a surface defined by revolving a continuous, smooth curve about the axis. The wheel comprises a wheel interior defined by the axis and the wheel covering and housing (i) a wheel generator that generates electricity, (ii) a plurality of light emitting devices electrically coupled to the generator so that they emit light when the generator generates electricity, and (iii) an installation board coupled to the generator and comprising a plurality of open-faced notches formed along a perimeter of the board and facing the wheel covering in a radial direction of the wheel. At least one light emitting device is received in a notch in the plurality of notches and is aligned in the radial direction of the wheel.

Abstract: A mud flap that is fitted with a number of LED lights that illuminate the mud flap and any designs that may be on the flap. The lights also provide a safety feature, as the illuminated mud flaps help make a vehicle easier to see in dark driving conditions. Moreover, it is possible to connect the mud flap circuits into the brake light system to illuminate a set of red lights when braking to improve visibility. The mud flap is built up using a front rubber piece, a back rubber piece and a clear plastic insert that provides spacing for the LED bulbs. The back rubber piece is thicker at the top to maintain the proper spacing and shape. The mud flap is held together by rivets or glue, depending on the material used.

Abstract: A lighting assembly for mounting to the exterior of a wheel of a vehicle includes a mounting assembly which enables the lighting assembly to be mounted to the wheel via the lug nuts ordinarily associated with a wheel cover. The mounting assembly, in one embodiment, includes a twist lock assembly which not only mounts the lighting assembly to the wheel but also stabilizes it while mounted thereto. The lighting assembly includes and interchangeable LED display for providing interchangeable messages, advertising or the like.

Abstract: A vehicle auxiliary lighting system (VALS 10) having attached to the side of a vehicle a set of side lights that automatically illuminate in synchrony with a corresponding set of vehicle lights are activated by a vehicle driver. The side lights are attached to four moisture-resistant enclosures namely: a left front light enclosure (12), a right front light enclosure (28), a left rear light enclosure (38) and a right rear light enclosure (54). The enclosures, which are attached to a structure adjacent a set of disk brakes and a set of drum brakes, are viewed through openings on a set of spoked vehicle wheels. The side lights, which correspond to the vehicle's front facing lights, produce an amber light; the side lights that correspond to the vehicle's rear facing lights produce a red light; and the side light that corresponds to a vehicle's reverse light produces a white light. By utilizing the VALS (10) the margin of safety for both pedestrians and other motorists is increased.

Abstract: An accessory for the wheel-well of a vehicle that is equipped with a series of lights designed to illuminate the inner portion of the space that exists between the brake rotors and the rim of the wheel in a conventional automobile. A series of LED lights are configured to project light from a ring that lines the brake rotor and brake caliper of a vehicle's brake assembly. Light is preferably projected in a 180 degree radius from the ring, which illuminates the rim of the wheel assembly, a portion of the ground beneath the vehicle, and portions of the wheel-well.

Abstract: Systems and methods for providing adequate lighting and sighting for a bicycle are disclosed. A lighting system that includes an illumination ring configured to be coupled to a wheel is also disclosed. The illumination ring is configured to simultaneously project light forward and to the side of a front wheel and to project light rearward of and to the side of a rear wheel. The illumination ring may be mounted to or integrated with the bicycle wheel. Methods of controlling light sources on the illumination ring are also disclosed.

Abstract: The present disclosure describes and teaches a wheel cover that is used to cover the disc portion of a vehicle wheel. The wheel cover has at least an inner plate and an outer shield, both of which are attached to the wheel disc by screwing bolts and bolt heads, ensuring secure attachment of the wheel cover. The inner plate and the outer shield are preferred to have gaps and openings that are overlapping with the wheel spoke gaps. Preferably, the wheel cover also includes a set of audio speakers that are positioned between the inner plate and the outer shield, or beneath the inner plate. In either case, the audio speakers are disposed within the gaps and openings of the wheel cover, allowing more satisfying sound effects. The outer shield may have a decorative side that has patterns, logos, or pictures printed or engraved thereon.

Abstract: A reflector is mounted to an outer perimeter of a heat sink holding at least one edge-emitting semiconductor chip, for example a laser diode. The reflector has a shape suitable for gathering light emitted by the laser diodes and redirecting the light in an upward direction away from the heat sink. The reflector can be overmolded onto the heat sink. The reflector can operate by total internal reflection, so that no additional reflector coating step is required. Injection molding of the reflectors onto the heat sink holding the laser diodes enables mass production of powerful yet inexpensive laser light sources.

Abstract: A lighting assembly for mounting to the exterior of a wheel of a vehicle includes a mounting assembly which enables the lighting assembly to be mounted to the wheel via the lug nuts ordinarily associated with a wheel cover. The mounting assembly, in one embodiment, includes a twist lock assembly which not only mounts the lighting assembly to the wheel but also stabilizes it while mounted thereto. The lighting assembly includes and interchangeable LED display for providing interchangeable messages, advertising or the like.

Abstract: The present invention may be used for illuminating the terrain in the proximity of the axles, differential, wheels and tires for off-road vehicles. An access cover of differential gear axle housing may have lateral ribs formed as part of the cover outside surface. A recess may be formed by recess walls as an element of the lateral ribs. A light emitting device may be mounted in the recess and may be electrically connected through a port in the recess walls to an electrical power source controllable from an off-road vehicle.

Abstract: Systems and methods for providing adequate lighting and sighting for a bicycle are disclosed. A lighting system that includes an illumination ring configured to be coupled to a wheel is also disclosed. The illumination ring is configured to simultaneously project light forward and to the side of a front wheel and to project light rearward of and to the side of a rear wheel. The illumination ring may be mounted to or integrated with the bicycle wheel. Methods of controlling light sources on the illumination ring are also disclosed.

Abstract: An inexpensive, lightweight, water-resistant, and aerodynamic lighting device securely mounts to the spokes of a bicycle wheel for improved safety and visibility of the bicycle and rider at night. No tools or other materials are required for installation or removal of the device.

Abstract: A decorative lighting device, adapted to be installed onto wheel rim of vehicle, includes a telescopically fixing mechanism and a light-emitting assembly connected thereon. The light-emitting assembly includes a lid plate and a plurality of light-emitting units fixed thereto. The telescopically fixing mechanism includes a support seat, a clipping-and-abutting plate connected fixedly to the support seat, a plurality of telescopic links, one end of each of which is accommodated between and pivoted to the support seat and the clipping-and-abutting plate, and another end of each of which is wedged by being fixed in a central hole of the wheel ring when extended outwardly, and a rotating wheel pivoted to the support seat and capable of driving the telescopic links to make actions of shrinking inwardly or extending outwardly. Thereby, it is possible to simplify the manner of installing a decorative lighting device or a light-emitting assembly onto a wheel rim, without doing any machining process thereto.

Abstract: A bicycle wheel hub assembly having a number of light emitting diodes (LED's) that are powered by rotation of the wheel during use of the bicycle. The hub assembly includes a magnet and a coil that are both internal to the hub. The light emitting diodes are powered by current induced in the coil and controlled so as to preferably prevent illumination of discrete LED's when the respective LED's are directed toward a user during rotation of the hub. The LED's are supported by the hub and rotate with the hub during rotation of the wheel. In some embodiments, the LED's are attached to the hub at locations that are both laterally inboard and laterally outboard relative to a spoke flange of the hub assembly.

Abstract: A light device for a bicycle wheel that includes a body having a rim end and a hub end, a row of at least seven independently controllable lights extending between the rim end and the hub end, electronic controls for the lights, and three mounts for securing the body to spokes of the wheel. A first mount is located near the hub end to secure the body to a first spoke. A second mount is located near the rim end to secure the body to the first spoke. A third mount is located on a side of the lights opposed to the first and second mounts and between the first and second mounts to secure the body to the second spoke. Each of the mounts includes a mounting pad located between the body and the spokes and made of a resiliently deformable material to dampen vibration and offset the body and lights from the plane of the spokes. Each of the mounts also includes an attachment clamping the mounting pad between the body and the spokes.

Abstract: Systems and methods for providing adequate lighting and sighting for a bicycle are disclosed. A lighting system that includes an illumination ring configured to be coupled to a wheel is also disclosed. The illumination ring is configured to simultaneously project light forward and to the side of a front wheel and to project light rearward of and to the side of a rear wheel. The illumination ring may be mounted to or integrated with the bicycle wheel. Methods of controlling light sources on the illumination ring are also disclosed.

Abstract: A wheel light assembly may be mounted on wheel studs of a wheel hub, between the wheel hub and the rim of the wheel. The wheel light assembly may include a mounting plate having wheel stud holes in a pattern matching the pattern of the wheel studs onto which the light assembly is to be mounted. The wheel light assembly may further include one or more light bars extending from the mounting plate. The light bars may include one or more lights connected to a power source. The power source may be solar power and/or a battery. The wheel light assembly may include a remote power switch for turning the power to the light bars on and off from inside the vehicle. The vehicle may be an automobile, motorcycle, bicycle or any similar wheeled vehicle.

Abstract: A light system comprising a wheel having an outer surface and a center hole, the wheel is attachable to a stroller by sliding the center hole onto an axle of the stroller; a plurality of light components embedded in the wheel, the light components are positioned all along the outer surface of the wheel, the light components are operatively connected to a battery disposed in or on the wheel; and a control switch operatively connected to the light components, the control switch can move between an on position to turn on the light components and an off position to turn off the light components, wherein the control switch is biased in the off position and can be moved to the on position via centrifugal force, the centrifugal force being obtained by spinning of the wheel.

Abstract: An illuminated vehicle wheel assembly having arrays of illuminated electrical elements such as light emitting diodes, which are powered by the vehicle power systems by way of a slip ring assembly associated with the bearing or bearing seal of the vehicle wheel.

Abstract: A motorcycle is easily recognized by other vehicles or pedestrians and is hardly damaged during a maximum bank, by devising the disposition of lighting fixtures. An area surrounded by a vertical line passing on each of both side surfaces of a front wheel, a horizontal line passing through a protrusion of a step serving as a first grounding portion, and a straight line for connecting the first grounding portion with an intersection between the vertical line and the ground, is set. Lighting fixtures are provided in the area, as seen from the front side. The lighting fixtures are mounted to lower ends of front forks that support a shaft of the front wheel. The lighting fixture are mounted to lower rear ends of swing arms that support a shaft of the rear wheel. A lamp of each of the lighting fixtures is composed of an assembly of a plurality of light-emitting diodes.

Abstract: A combined device for power generation and illumination mounted on the wheel axle of a bicycle, particularly a power generator of a bicycle combined with a lamp provides two or three other functions in addition to supplying a power source. The device is a standalone device hung on or installed at an external end of the bicycle wheel axle. Unlike a traditional way of rubbing with a tire, or a traditional hub type power generator, the combined power generation and light device has the features and advantages of an easily installation, a high efficiency, a low resistance, a low cost, a low failure rate, an integrated structure, a hidden electric wire and an adjustable angle.

Abstract: An automobile wheel rim light decoration device includes a light emitting module, an adjustable rod and a pair of sensing elements. The light emitting module includes a retaining base disposed at the wheel rim and a light emitting unit fixed to the retaining base. The adjustable rod includes a fixed rod installed at the retaining base and a movable rod coupled to the fixed rod. The sensing element includes a first sensing elements fixed to an automobile brake component and a second sensing element corresponding to the first sensing element and fixed to the movable rod for detecting signals of the first sensing element. The fixed rod is moved horizontally in a through slot of the retaining base, and the movable rod is moved vertically with respect to the fixed rod, such that relative positions of the first and second sensing elements can be changed to achieve the desired sensitivity.

Abstract: A self-propelled vehicle includes illuminatable direction indicators having left turn and right turn indicators which selectably operate by turning of a steering structure or column of the self-propelled vehicle to the left or to the right, respectively. The steering structure or column includes handlebars.

Abstract: A wheel rim decorative lamp for mounting on the wheel rim of a vehicle comprises a motor assembly, a circuit board, a plurality of light emitting diodes, a light transmissive shell and a cover. The motor assembly includes a motor and a counterweight block, The motor has a rotating shaft and a housing. The light emitting diodes are disposed on one side of the circuit board. The light transmissive shell is disposed on one side of the circuit board. The cover disposed on one side of the circuit board is pivotally connected to the rotating shaft and drives the rotating shaft to relatively rotate with the housing, so as to generate electricity to actuate the light emitting diodes. Hence, the present invention improves safety and provides aesthetic feeling.

Abstract: An illuminating caster includes an at least translucent tire, a rim for supporting the wheel, a hub including slits defined therein, spokes extending to the rim from the hub, illuminating elements located in the vicinity of the tire and a generator. The generator includes a ring disposed in the hub, rods each extending to a related one of the illuminating elements from the ring through a related one of the slits, a circuit board disposed in the ring and connected to the illuminating elements, an annular shell disposed in the ring, a coil disposed in the annular shell and connected to the circuit board, a permanent magnet disposed in but separated from the coil and a lining provided between the permanent magnet and an axle.

Abstract: A bicycle or moped lighting system projects light onto a rider's moving legs to make the rider more visible to motor vehicle operators and thereby improve the rider's safety. A single safety light fixture is mounted below the bicycle seat and directs diverging light beams towards the backs of both of the rider's legs. While peddling, the motion of the lighted legs attracts the attention of the motor vehicle operators thereby improving rider visibility. A second light fixture may reside ahead of the rider to direct diverging light beams onto the fronts of the rider's moving legs.

Abstract: A decorative lighting device, adapted to be installed onto wheel rim of vehicle, includes a telescopically fixing mechanism and a light-emitting assembly connected thereon. The light-emitting assembly includes a lid plate and a plurality of light-emitting units fixed thereto. The telescopically fixing mechanism includes a support seat, a clipping-and-abutting plate connected fixedly to the support seat, a plurality of telescopic links, one end of each of which is accommodated between and pivoted to the support seat and the clipping-and-abutting plate, and another end of each of which is wedged by being fixed in a central hole of the wheel ring when extended outwardly, and a rotating wheel pivoted to the support seat and capable of driving the telescopic links to make actions of shrinking inwardly or extending outwardly. Thereby, it is possible to simplify the manner of installing a decorative lighting device or a light-emitting assembly onto a wheel rim, without doing any machining process thereto.

Abstract: A hub cap for a roller skate wheel incorporates an LED illumination system. The illuminated hubcap is configured to slidably extend through apertures of a skate wheel and allow securement of the hub cap on the roller skate wheel. The hub cap may be formed of a rigid or semi-rigid material such as a plastic or the like. The LED illumination system includes a mount situated upon the planar surface of the hub cap so as to be essentially perpendicular with a skating surface when the hub cap is situated on the skate wheel. The hub cap body carries at least one LED so that light is emanated outward into the ambient area adjacent to the hub cap. Circuitry, including a battery and switch are carried on the inner surface of the hub cap body and controls the lighting of the LED (or LEDs). The LEDs may be white, a single color, multiple colors, or any combination thereof.

Abstract: A bi-color illuminated wheel emblem includes a rotating part that rotates together with the wheel, a stationary part that remains stationary when the automobile is moving, a bi-color illuminated display that is attached to the stationary part and an electric power supply. The rotating part comprises a mounting device that mounts the emblem to the wheel and a shaft that holds the stationary part rotatably. The stationary part comprises a hollow shell that is held by the shaft and a weight that is attached to the shell. The bi-color illuminated display comprises a metal look layer, illuminating elements and a light diffusion layer that diffuses light from the illuminating elements. The electric power supply comprises a stator that is attached to the stationary part and a rotor that is attached to the rotating part.

Abstract: An illuminating device installed on a truck's wheels includes a hubcap having a positioning base and at least one fixing base. The positioning base is provided with a chamber and two notches formed in its one side wall. The fixing base has a recess, a through hole bored in the recess to communicate with an outside of the hubcap, and two recessed slot. A generator is fixed at an inside center of the hubcap, provided with two conducting blades extending into the chamber of the positioning base. At least a light is fitted in the through hole of the hubcap and connected with the conducting blades by conducting lines. By means of rotation or vibration of the wheels, the generator can create electromotive force to supply the light with power to make rotary brilliant brightness so as to achieve a warning effect for traffic security.

Abstract: A hubcap device for use with a wheel includes a base and a fastener for coupling the base to the wheel. The hubcap device includes a spinner member between the base and the cover, the spinner member having a light element. The hubcap device includes a battery for powering the light element and a processor for actuating the light element. An insert is removably coupled to the cover, the spinner member being positioned between the insert and the base. The hubcap device may include a photocell in communication with the processor, the processor including programming to actuate the light element in predetermined light conditions. The device includes an optical sensor coupled to the spinner member to measure a rotational speed of the spinner member relative to a rotational speed of the base, the optical sensor providing a relative rotational speed measurement to said processor.

Abstract: A bicycle or moped lighting system projects light onto a rider's legs to make the rider more visible to motor vehicle operators and thereby improve the rider's safety. At least one safety light fixture is mounted to lower portions of bicycle seat stays or rear portions of the bicycle chain stays. The light fixture includes light sources generating light beams directed forward onto rear surfaces of the rider's legs. While peddling, the motion of the lighted legs attracts the attention of the motor vehicle operators thereby improving rider visibility. Additional light beams may be directed inward and upward toward the bicycle frame and/or the rider's buttocks to provide additional visibility to the rider and to allow the motor vehicle operators to more easily identify the bicycle and rider. A second light fixture may reside ahead of the rider to direct light beams onto the front of the rider's moving legs.

Abstract: An LED display device for displaying a pattern on a rotatable object is disclosed. When the rotating object rotates with a high speed, the pattern will be displayed. The device comprises a first printed circuit board on the rotatable object; at least one bank of light emitting diodes being arranged on the first printed circuit board; a second printed circuit board having a bank of elastic sheets; a third printed circuit board having a conductive pattern thereon; the third printed circuit board do not rotate with the rotatable object. The first printed circuit board and second printed circuit board will rotate with the rotatable object; and the elastic sheets are capable of being in contact with the pattern of the third printed circuit board; and each elastic sheet is connected to a corresponding LED; and the third printed circuit board is connected to all the light emitting diodes.