1019results about "Pavement lights" patented technology

In embodiments of the present invention improved capabilities are described for systems and methods that employ a control component and / or power source integrated in an LED based light source to control and / or power the LED light source wirelessly. In embodiments, the LED based light source may take the form of a standard light bulb that plugs into a standard lighting socket or fixture.

An illuminating device coupled with sensors or an image acquisition device and a logical controller allows illumination intensity and spectrum to be varied according to changing user needs. The system provides illumination to areas according to the principles of correct lighting practice for the optimal performance of visual tasks in the most efficient, cost effective manner. Aspects of the invention include: lighting fixtures which adapt to ambient lighting, movement, visual tasks being performed, and environmental and personal conditions affecting illumination requirements at any given instant. Lighting fixtures having spatial distribution of spectrum and intensity, providing both “background” room lighting, and “task” lighting.

High-brightness LEDs, combined with a processor for control, can produce a variety of pleasing effects for display and illumination. A system disclosed herein uses high-brightness, processor-controlled LEDs in combination with diffuse materials to produce color-changing effects. The systems described herein may be usefully employed to bring autonomous color-changing ability and effects to a variety of consumer products and other household items. The system may also include sensors so that the illumination of the LEDs might change in response to environmental conditions or a user input. Additionally, the system may include an interface to a network, so that the illumination of the LEDs may be controlled via the network.

Methods and systems are provided for lighting systems, including high output linear lighting systems for various environments. The linear lighting systems may include power systems for driving light sources in high-voltage environments.

Linear lighting systems and methods. In one example, two or more lighting elements having an essentially linear or curvilinear shape are coupled together to form a lighting system. Each lighting element includes a group of LEDs arranged so as to illuminate the essentially linear or curvilinear shape of the lighting element. Each element may include LEDs to generate the same color light, and / or LEDs to generate light of different colors. Additionally, each element may include one or more controllers to control the LEDs so as to create a variety of temporal and / or color-oriented lighting effects. The controller(s) may employ one or more of a variety of control techniques to control the LEDs, such as those involving analog control signals or pulse-width modulated (PWM) control signals. The lighting elements of the system may each be configured as a “stand alone” unit working within the system, producing respective lighting effects that may or may not be coordinated with each other. Alternatively, two or more elements of the system may be configured as addressable lighting elements to facilitate coordination of the elements as a networked lighting system. Any of the foregoing linear lighting systems may be used in a variety of interior or exterior, as well as direct or indirect, lighting applications. In one example, such lighting systems are particularly well-suited as replacements or substitutes for neon lighting installations.

An optical transmission tube for illumination is uniquely incorporated into any one of a variety of automotive, commercial, retail, structural, architectural, safety, or other products including running boards, vehicle interior compartments such as a glove box, approximate the license plate attachment area on a vehicle, a trunk, a vehicle hood, on a vehicle door, a vehicle bumper, a vehicle luggage rack, a picture frame, a flashlight, a building, a guard rail, a construction barrier, a bicycle, a sign, an appliance interior compartment such as a refrigerator, a part bin, a retail display shelf, a clipboard, a step, a tractor trailer, a desk, a walkway, a room or storage chamber, a runway, an instrument panel, a railroad crossing gate, an emergency sign, an elevator doorway, a swimming pool, a dog collar, a fish tank, a baby crib a hand rail, an inline skate an island in a parking lot or on a street, affixed to a curb, or on safety clothing.

A method and apparatus is provided for a multiple light-source illuminating device, the design and construction of which is derived from the lighting requirements of a specific lighting application. The resulting illuminating device (16) provides illumination according to the principles of lighting practice for the optimal performance of visual tasks. Coupling with sensors (21) and logical control (20) allows illumination intensity and spectrum to be varied according to changing user needs. The illuminating device includes multiple discrete light emitting components of different spatial intensity distribution and color spectrum mounted in specific orientations such that the application oriented combined lighting effect is created. The control is provided via a differentiated power supply (19) capable of affecting the current, voltage and duty cycle determining the relative contribution of each light source effecting a different spatial intensity distribution and color spectrum.

This invention relates to a light emitting diode (LED) and a LED lamp consisted of LEDs. The LED comprises at least one LED chip. The LED is mounted on a high heat conductivity base and is connected to an applied power supply through a circuit board. The LED chip also has a transparent medium layer on it. The base top surface acts as a light reflective surface, or a light reflective surface is provided around the base, the LED comprises a screw extended downwards from the base bottom or a screw hole in the base bottom to connect the LED to a heat sink mechanically. The LED is electrically connected to a driving circuit through its outgoing wires. The driving circuit is in turn electrically connected to an electrical connector through its housing. A LED lamp can be fabricated after the LED is enclosed in a transparent bulb housing. The LED has high efficiency, high power and long lifetime and can be used to fabricate LED traffic lamps, LED plane light sources, etc.

In embodiments of the present invention improved capabilities are described for systems and methods that employ a control component and / or power source integrated in an LED based light source to control and / or power the LED light source wirelessly. In embodiments, the LED based light source may take the form of a standard light bulb that plugs into a standard lighting socket or fixture.

An outdoor light system comprising a plurality light elements linked to a central controller. Each light element include a translucent shell, plurality of LEDs positioned so as to emit a light show through the shell A compartment for receiving and securing a replaceable volatile active cartridge and a heater for enabling the device to effectively emit an active ingredient from the cartridge when the cartridge is secured in the compartment. A white light source may be provided in each device as a source of illumination along with the LEDs The devices can be used as white light sources, for displaying a coordinated colored light shows, for displaying colored light schemes and for volatile active emission. The devices of disclosed the system may include an acoustic transducer for producing light and sound shows. The device may also include a light sensor, a motion detector and / or a microphone or acoustic receiver thereby enabling the light and sound shows to be dependent upon ambient light intensity, motion detection and / or ambient noise. The devices and systems are suitable for outdoor home lighting, porch and deck lighting and path / driveway lighting.

Marking devices for dispensing markers on the ground and marking methods are provided. The marking devices and marking methods use a marking dispenser having a machine-readable ID mechanism. The ID mechanism has data storage capability. In one embodiment, the marking dispenser may be provided with a radio-frequency identification (RFID) tag. In another embodiment, the marking dispenser may be provided with a barcode. The type of information that may be encoded in the ID mechanism may include, but is not limited to, product-specific information, user-specific information, other predetermined information of interest, and any combination thereof. The ID information encoded in the ID mechanism may be collected and used for various purposes, such as, but not limited to, real-time product verification, tracking which user location received a batch of marking paint, tracking marking paint inventory, tracking marking paint problems, and tracking marking paint usage.

An attachment assembly and a method for mounting a traffic control device to a mast arm are provided. The attachment assembly includes an attachment device. The attachment device includes a first portion operably connect to the mast arm so that a first surface of the first portion is oriented toward the mast arm, a second portion extending substantially parallel to the first portion along at least a portion of a first length, a second surface of the second portion is oriented toward the traffic control device, and a third portion having a third length and extending between the first portion and the second portion so that a gap is formed between a second face of the first portion and a first face of the second portion that allows the attachment device to flex when the traffic control device is mounted to the mast arm.

A traffic signal mounting bracket for mounting a traffic signal on a post. The mounting bracket has a base, a cable, and a traffic signal attachment portion. The base is spaced apart from the post to maintain separation between the back of the base and the post. The cable is secured against rotation in a channel on the back of the base and extends rearwardly from the back of the base to loop around a post and is clamped between the front of the base and clamping blocks releasably attached thereto.

A marking paint applicator for a portable electronic locator that locates buried cables and pipes via electromagnetic emissions includes an elongated support structure and a manually moveable trigger mechanism mounted adjacent an upper end of the support structure. At least one bracket assembly is provided for removably connecting the support structure to an antenna mast of the portable locator so that the trigger mechanism will be adjacent a handle of the locator and the trigger mechanism can be squeezed by a finger of an operator's hand while grasping the handle. A receptacle is mounted to the support structure for carrying an inverted aerosol paint can and positioning a valve stem of the aerosol paint can for spraying paint onto the ground to mark the location of a buried cable or pipe. An actuating mechanism is capable of selectively deflecting the valve stem to cause the aerosol paint can to spray paint onto the ground to mark the location of a buried cable or pipe. A linkage connects the trigger mechanism to the actuating mechanism for deflecting the valve stem when the trigger mechanism is squeezed.

An LED signal using a novel optical element to control the light distribution of a small LED light source. Light emitted by the LEDs illuminates the optical element. The optical element has a plurality of clusters, shaped along the x-, y- and z-axis to control the light. After the light is distributed, it encounters a second optical surface of the optical element, typically a fresnel surface. The light is controlled by the optical element.Optionally, a lens can be placed over each LED to control the light pattern of the LED. The lens has an entry face to direct the light to a total internal reflection surface on the side, which redirects the light to the exit face. The resulting signal is a uniform, efficient signal.

An LED signal lamp (100) comprises: a housing (102), at least one LED excitation source (108) operable to emit excitation radiation of a first wavelength range (blue light), at least one phosphor material (114) for converting at least a part of the excitation radiation to radiation of a second wavelength range and a substantially transparent cover (104) provided on the housing opening. In one arrangement the excitation source (LED chip) incorporates the phosphor material. Alternatively, the phosphor can be provided remote to the excitation source such as for example on a transparent substrate which is disposed between the excitation source and transparent cover. In other arrangements, the phosphor is provided on the transparent cover or other optical components as a layer on a surface of the cover or incorporated within the cover / optical component material.

A lit-up marking device for floors includes a section with a generally U-shaped layout defined by a flat base and by two end wings. Intermediate inlets for the pressure-fitting of a translucent protector are at the flat base. Lighting is positioned on a longitudinal support housed in the section and a translucent protector has a central portion and two side feet forming an arrow-head for fitting into the section. The wings of the section have, on their interior end, respective concavities which face concavities formed on the exterior in the initial zone of the side legs of the translucent protector. The cavities form one cavity with an opening for inserting optional elements for fixing the translucent protector onto the section.

A modular light emitting diode is disclosed. The modular light emitting diode comprises a heat-sinking base, a circuit board, a LED light emitting device, and a waterproofing layer. A protrudent portion and a plurality of trenches are formed on the surface of the heat-sinking base. Waterproof connection terminals are mounted on both sides of the circuit board. The LED light emitting device is mounted on and connected to the circuit board so as to form a complete circuit. Thereafter, the circuit board on which the LED light emitting device is mounted is stacked on the heat-sinking base to allow the LED light emitting device to be mounted on the protrudent portion of the heat-sinking base. These three stacked components are locally packaged by a waterproofing layer to complete the modular light emitting diode having the advantages of good waterproofing, rapid heat sinking, and flexible assembly.

An illumination device, including: a shell with a plurality of sides, where the device can be positioned upon a surface or attached or suspended at any of the plurality of sides; and at least one light-emitting device within the shell, where when the device is positioned upon a surface or attached or suspended at any of the plurality of sides of the shell, light from the at least one light-emitting device emits through each of the plurality of sides of the shell. The device is thus easy to deploy and use. Its design is compatible with outsourced manufacturing, allowing for cost savings. The device can be reused many times. The device can also emit light for many hours longer and has ruggedness that far exceeds conventional devices. The device can also be used where conventional devices and other lighting devices cannot, including underwater.

A rope light track system houses a tubular flexible rope light string and can be mounted on or in various interior and exterior structures to protect the light string from damage and provide utilitarian and decorative lighting. The system includes a plurality of elongate rigid or semi-rigid tracks having a longitudinal generally rectangular U-shaped retention channel with an open end defined by laterally opposed side walls adjoined at one end by a transverse base wall and at least one retainer element near the open end. The tracks have side portions or a mounting flange portion extending outwardly from the retention channel to accommodate various mounting configurations. An elongate tubular flexible rope lighting string is removably mounted in the retention channel and retained therein to prevent accidental removal, and is disposed below the channel open end to protect it from being damaged and allow light emanating therefrom to be directed out of the channel open end. Various control devices control the illuminating operation of the rope light string.

An at least partially translucent optical element for distributing light from a light source, the element comprising a hub member formed about a central axis, having an external surface between first and second ends and forming a recess within the first end that extends along the central axis substantially along a length of the hub member between the first and second ends for receiving the source, the external surface forming a lens for dispersing light directed thereat from within the recess out of the element and a reflecting member integral with and extending from the second end, the reflecting member including at least one external reflecting surface that reflects substantially all of the light directed into the reflecting member from within the recess back into the element.

Modular lighting bar mountable on a surface into which may be mounted one or more miniature light sources and an electrical supply line. The light sources can include light emitting diodes. The lighting bar has alternative single and two-component configurations that fix the position of the electrical supply line, and may be formed with a recess that receives an asymmetrically shaped electrical supply line in only one possible orientation. The ends of the lighting bar include mateable features for connecting additional bars. The bars may include recesses for receiving rigid members such as railing balusters, and optionally rotatable plugs to allow adaptation of the mounting bars to fit stair case railings with lighting and / or balusters.

Modular lighting bar mountable on a surface into which may be mounted one or more miniature light sources and an electrical supply line. The light sources can include light emitting diodes. The lighting bar has alternative single and two-component configurations that fix the position of the electrical supply line, and may be formed with a recess that receives an asymmetrically shaped electrical supply line in only one possible orientation. The ends of the lighting bar include mateable features for connecting additional bars. The bars may include recesses for receiving rigid members such as railing balusters, and optionally rotatable plugs to allow adaptation of the mounting bars to fit stair case railings with lighting and / or balusters.