Abstract: A servo valve assembly includes a first nozzle opposing a second nozzle and a shaft positioned in the gap between the first and second nozzles. The first and second nozzles are spaced apart by a gap and each nozzle has an outlet opening. The shaft defines a diameter (D) and a circumferential surface and is rotatable about an axis of rotation (R-R). The shaft defines first and second reduced radial portions around its circumferential surface, and the first and second reduced radial portions are in fluid communication with the first and second nozzle outlet openings, respectively. The shaft is configured to rotate between a first position where the first nozzle outlet opening is more occluded by the shaft circumferential surface than the second nozzle outlet opening, and a second position where the first nozzle outlet opening is less occluded by the shaft circumferential surface than the second nozzle outlet opening.

Abstract: A pump assembly is disclosed. The pump assembly including a pump having an outer casing having a first end, an opposing second end, and a cavity therein and a multi-function valve connected to the first end of the pump. The pump further including a discharge tube positioned in the cavity and exiting the first end of the outer casing; a check valve positioned in the cavity and operably connected to the discharge tube by a coupling; and a multi-float control assembly positioned in the cavity, the multi float control assembly including a bottom float check valve operably connected to the discharge tube by the coupling and an upper float check valve connected to a vent exiting the first end of the outer casing.

Abstract: A vacuum valve includes a valve plate that covers an exhaust port of a vacuum chamber, and a poppet type actuator that drives the valve plate in an axial direction orthogonal to a surface of the vacuum chamber on which the exhaust port is provided. The actuator includes a shaft that is connected to the valve plate, a drive unit that is disposed side by side with the shaft in a radial direction of the shaft and includes a ball screw shaft and a drive source that rotates the ball screw shaft, and a connection part that connects the ball screw shaft and the shaft and moves in the axial direction together with the shaft to a position where the valve plate covers the exhaust port.

Abstract: Pipeline apparatus comprising a housing including a riser and a pipeline connector and a device configured to interact with fluid flowing through the pipeline connector, a mounting structure for releasably mounting the device in the riser and seal situated between an inner surface of the riser and an outer surface of the mounting structure, the seal configured to seal against egress of fluid from the apparatus, the mounting structure and the riser each including a part of a locking structure for releasably locking the device in the riser, the device situated in the pipeline connector.

Abstract: Example aspects of a pipe clamp assembly can comprise a pipe clamp comprising a first clamp segment and a second clamp segment, the first clamp segment defining an inner surface, a first end, and a second end, the second clamp segment defining an inner surface, a first end, and a second end; a projection extending from the inner surface of the first clamp segment, the projection defining a linear top edge configured to engage a pipe, the linear top edge oriented distal to the inner surface of the first clamp segment; and a support flange coupled to the pipe clamp proximate to the first end of the first clamp segment and the first end of the second clamp segment, the support flange configured to support the pipe clamp assembly on a support surface.

Abstract: A cable management device for managing cables of a trolling motor is provided. The cable management device can slide axially along a shaft of a trolling motor while being affixed to a portion of a cable of the trolling motor. A trolling motor including such a cable management device is provided.

Abstract: A double pipe includes an outer pipe in which an inner pipe is placed, and a spacer that maintains a clearance between the inner pipe and the outer pipe. At least a part of the spacer is press-fitted by an inner circumferential surface of the outer pipe and an outer circumferential surface of the inner pipe. More specifically, the outer pipe includes a diameter-reduced portion having undergone diameter reduction by plasticity processing. An inner circumferential surface of the diameter-reduced portion is present across the entire circumference other than the opening of the spacer, and presses an outer circumferential surface of the spacer inwardly in the radial direction.

Abstract: Pipe body for an unbonded reinforced thermoplastic pipe (uRTP), the pipe body including a fluid retaining liner, an intermediate layer located radially outwardly of the fluid retaining liner, and a protective sheath located radially outwardly of the intermediate layer. The pipe body includes an end portion for terminating the pipe body at an end fitting. At the end portion, the intermediate layer is bonded to the fluid retaining liner. Away from the end portion, the intermediate layer remains unbonded to the fluid retaining liner.

Abstract: A cutting ring fitting for a thin-walled pipe, includes: a connecting body having a tapered cone; a cutting ring; a union nut which can be screwed onto the connecting body; and a reinforcing sleeve for insertion into the pipe, the reinforcing sleeve having an axial slot. A pipe includes such a cutting ring fitting, and a method mounts such a cutting ring fitting on a thin-walled pipe.

Abstract: A locking mechanism for use with a coupler assembly for sealing pipe is described herein. The locking mechanism comprises a partially hollow cylindrical body having a first end opposite a second end along a common axis, the body defining a first cord path connecting the first end to a first arcuate opening defined in the body and a second cord path connecting the second end to a second arcuate opening defined in the body, wherein the first cord path and the second cord path comprise separate paths. The locking mechanism further comprising first and second caps that are slidably attachable to the first and second ends of the body, respectively and a cord having a first end portion located within the first cord path and a second end portion located within the second cord path.

Abstract: A clamp with two segments and a process for applying a first clamp segment to a pair of flanges for adjacent fluid flow elements so that the first clamp segment is retained by the pair of flanges after application. Steps including 1) aligning a first flange with a second flange to form the pair of flanges; and 2) elastically deforming the first clamp segment to capture into the first clamp segment an arc of more than 180 degrees of the pair of flanges with the arc being sufficiently more than 180 degrees that after capture of the pair of flanges that the first clamp segment cannot be disengaged from the pair of flanges without application of sufficient force to elastically deform the first clamp segment to expand sufficiently to allow removal of the pair of flanges. Otherwise the first clamp segment is retained.

Abstract: A vehicle exhaust evacuation system includes an adapter secured to an end of a vehicle tailpipe and a nozzle assembly secured to the end of a flexible hose for carrying vehicle exhaust outside of a building. The nozzle assembly has an aluminum cartridge removably secured in a rubber boot. Magnet assemblies are secured to the aluminum cartridge. Openings in the adapter allow ambient air to flow over the magnet assemblies to lengthen the life of the magnets.

Abstract: A method of installing a liner assembly for pipeline repair or reinforcement includes: pulling a prepared liner assembly into position in the pipeline, the liner assembly including a tubular liner wetted with a curable compound; introducing fluid into the inflatable bladder to bring the tubular liner into firm contact with an interior surface of the pipeline; flowing the fluid continuously through the bladder and discharging the fluid into the pipeline, while maintaining the liner assembly in an inflated condition; measuring a flow rate and a temperature of the fluid entering the bladder; calculating a time period sufficient for the tubular liner to cure based on: an amount of heat required for curing, based on dimensional information of the liner, and the measured flow rate and temperature of the fluid; and maintaining the liner assembly in an inflated condition for the time period sufficient for the tubular liner to cure.

Abstract: A remote inspection system for inspecting piping that includes: a vehicle configured to move through pipe; a lighting system mounted on the vehicle; a sensor mounted on the vehicle; a communication system on the vehicle; and a processor configured to assess an effective drainage coefficient of the inspected piping based on data gathered from the sensor.

Abstract: The disclosure discloses a mounting member including two support rails extending side by side. The two support rails include a first section and a second section in an extension direction thereof. The first section is adapted to carry a device with a first size, and the second section is adapted to carry a device with a second size. Grooves are provided on a top surface of the support rails so as to avoid interference between the bottom surface of the device and the top surface of the support rails. The disclosure also discloses a device assembly including a plurality of devices and the mounting member. The mounting member of the present disclosure allows the plurality of devices to be directly mounted on the two support rails without the need of additional support rails or spacers, thereby reducing the number of parts and improving the integrity and ease of installation of the device assembly.

Abstract: A quick detach connector for an imaging device.

Abstract: A tilting device includes: an upper movable plate arranged on a side on which an object T to be tilted is arranged; an intermediate movable plate connected to the upper movable plate in a rotatable manner via an upper rotation shaft; a first actuator; a first lower movable plate connected to the intermediate movable plate in a rotatable manner via a first lower rotation shaft; a second actuator; and a first connecting member that is connected to the upper movable plate in a rotatable manner via a first connecting rotation shaft at an end portion on a side of a first direction, and that is connected to the first lower movable plate in a rotatable manner via a second connecting rotation shaft at an end portion on a side of a second direction opposite to the first direction.

Abstract: A display supporting device is provided and includes: a protruding neck; a quick-release unit having a quick-release base and a fixing member, where the quick-release base is detachably disposed on the protruding neck by the fixing member; a carrying unit having a bearing base, where the bearing base is connected to the quick-release base, and is able to rotate between a first position and a second position relative to the quick-release base with a main axis; and a first torsion spring unit constantly providing a first elastic force and disposed along a first axis that is substantially parallel to the main axis. The display supporting device can effectively reduce the overall thickness of the carrying unit and meet the torsion requirement of a large-sized display by deviating an arrangement position of the first torsion spring unit from the main axis.

Abstract: An articulating arm assembly for a passenger seat includes a static portion attachable to the passenger seat, a rotation portion attached to the static portion such that the rotation portion is pivotable about a rotation axis, an arm body attached to the rotation portion, such that the rotation portion and the arm body are movable between a stowed position and a deployed position, and a wiring portion disposed inside the arm body and extending from the arm body into the rotation portion. The wiring portion extends parallel to the rotation axis from the rotation portion toward and into the static portion.

Abstract: A self-standing tablet device case covering the top, bottom, left, and right edges of a device comprising of a collapsible leg base centrally affixed on the back side of the tablet device case, whereby the collapsible base comprises of a folding base and adjustable legs that are hingedly connected to the folding base and fixedly connected at equal distances from the left and right sides of the self-standing tablet case and the non-exposed section of each adjustable leg resides within a housing that is fixedly connected to the back of the self-standing tablet case.

Abstract: An angle-adjustable supporting mechanism that includes a knob-type locking mechanism and a rotatable holder is provided. The knob-type locking mechanism has a base, a knob, and a latch member. The base has a receiving space and a supporting portion. The knob is rotatably received in the receiving space. The latch member is movably received in the supporting portion in a linear direction. The latch member has a bolt, a first stressed part, and a second stressed part. The bolt is disposed at one side of the first stressed part. The first stressed part is disposed between the bolt and the second stressed part. When the knob is rotated in different directions, the bolt of the latch member is drove to lock or release.

Abstract: A method for controlling a gimbal configured to carry a load includes detecting a motion state of a motion of the gimbal or the load, comparing the motion state to a preset threshold to obtain a comparison result, and controlling the gimbal to maintain the load in an original posture based on the comparison result.

Abstract: Disclosed herein is an adjustable stand for supporting objects on the adjustable stand, in accordance with some embodiments. Accordingly, the adjustable stand comprises a bottom plate, a middle plate, a top plate, a toggle mechanism, and an actuating device. The toggle mechanism allows pivoting of the top plate in an unlocked state and restricts the pivoting in the locked state. The actuating device transitions the toggle mechanism to the unlocked state by receiving a first actuating input and transitions the toggle mechanism to the locked state by receiving a second actuating input. The toggle mechanism transitions to the unlocked state from the locked state based on applying a pivoting force on the top plate above a threshold pivoting force without receiving the first actuating input. The toggle mechanism transitions to the locked state from the unlocked state based on releasing the pivoting force applied to the top plate.

Abstract: Proposed is a device and a method for preventing worker safety accidents during machining and, more particularly, a device and a method for preventing worker safety accidents during machining, which can prevent worker safety accidents in advance by stopping an operation of a chuck or cutter and triggering an alarm when a part of a worker's body is present in the danger zone beyond the safety zone judged by an artificial intelligence (AI)-based analysis of work images/videos captured during turning, milling, and other machining using chucks or cutters.

Abstract: A safety system for a machine having a danger zone includes an induction coil having one or more turns extending along the periphery of a part of a worker's body as, for example, extending alone the fingers of a glove worn by the worker. A drive circuit applies a time-varying current having an identifiable characteristic such as the frequency of an alternating current. A magnetic field having the characteristic of the time-varying current is induced in an omnidirectional magnetic field sensor mounted adjacent the danger zone. The magnitude of this field is monitored. When the magnitude exceeds a threshold, a warning signal is issued and protective action may be taken, such as stopping or reversing the machine.

Abstract: A pressure vessel includes a liner including a cylinder part and side parts provided at both ends of the cylinder part, each side part having a dome shape, and a carbon fiber layer including a first hoop layer surrounding a part of an outer circumferential surface of the cylinder part and second hoop layers surrounding other parts of the outer circumferential surface of the cylinder part, each of the second hoop layers having a thickness different from a thickness of the first hoop layer.

Abstract: Disclosed is a liquefied hydrogen filling apparatus configured such that connection between liquefied hydrogen injection lines is performed stepwise, whereby there is no concern of leakage of liquefied hydrogen the moment the liquefied hydrogen injection lines are connected to each other, and therefore it is possible to guarantee safety and to prevent loss of fuel. In addition, the state of connection between the liquefied hydrogen injection lines is securely maintained, whereby there is no concern of separation due to internal pressure at the time of filling or other external force, and therefore it is possible to perform safe filling.

Abstract: A gas dosing apparatus is provided that includes an inlet configured to receive gas, and a directional control valve connected to the inlet and having a first position and a second position. The gas dosing apparatus also includes a fixed volume reservoir connected to the directional control valve and receiving gas from the inlet, via the directional control valve, while the directional control valve is in the first position. The gas dosing apparatus further includes an outlet connected to the directional control valve and outputting a gas dose received from the fixed volume reservoir, via the directional control valve, while the directional control valve is in the second position.

Abstract: A gas dispensing system includes a frame configured to house multiple rows of gas cylinders, a common gas manifold fluidically coupled to a gas outlet for dispensing of gas from the gas cylinders, a gas manifold for each row of gas cylinders configured to be fluidically coupled to each cylinder in the row by a respective dispensing valve, a vent manifold for each row of gas cylinders, in which the vent manifold for a given row of gas cylinders is configured to be fluidically coupled to each cylinder in the row via a respective vent valve, in which each vent valve is configured to open when a temperature on the vent valve exceeds a threshold temperature, and a common vent manifold, in which each vent manifold is fluidically coupled to the common vent manifold.

Abstract: A wireless lighting control system is provided to create a lighting pattern by remotely controlling a plurality of lighting devices according to groups, thereby improving a lighting effect. The wireless lighting control system includes a first lighting device electrically connected with a first smart device to act as a master, and a plurality of second lighting devices electrically connected with a plurality of second smart devices to act as slaves, respectively. If a group for lighting control and control pattern information according to groups are selected from the first smart device, the first lighting device transmits the control pattern information according to the groups to the second lighting devices through a wireless communication scheme. At least one of lighting units of the second lighting devices and display units of the second smart devices is controlled based on the control pattern information according to the groups.

Abstract: An LED lighting device or LED lamp comprising one or more LED packages; and a switch control unit is provided. The switch control unit is configured to operate the one or more LED packages. The switch control unit is in communication with a sensor located in a space, the LED lighting device or LED lamp also being located in the space. The switch control unit is configured to (i) receive a sensor signal from the sensor, (ii) process the sensor signal, (iii) determine an adjustment to the operating light qualities of the LED lighting device or LED lamp based on the processing of the sensor signal and one or more goal light qualities corresponding to the space, and (iv) adjust the operation of the one or more LED packages in accordance with the adjustment.

Abstract: An LED light bulb includes a bulb shell, a bulb base, two conductive supports, a stem, two supporting arms, and an LED filament. The bulb base is connected with the bulb shell. The two conductive supports are disposed in the bulb shell. The stem extends from the bulb base to inside of the bulb shell. The two supporting arms are disposed in the bulb shell. The LED filament includes a plurality of LED chips arranged in an array and two conductive electrodes respectively disposed at two ends of the LED filament and connected to the LED chips. The two conductive electrodes are respectively connected to the two conductive supports. A direction of a first highest curved portion of the LED filament and a direction of a second highest curved portion of the LED filament are substantially opposite to a direction of a lower curved portion of the LED filament.

Abstract: An LED lamp A includes a plurality of LED modules 2 each including an LED chip 21, and a support member 1 including a support surface 1a on which the LED modules 2 are mounted. The LED modules 2 include a plurality of kinds of LED modules, or a first through a third LED modules 2A, 2B and 2C different from each other in directivity characteristics that represent light intensity distribution with respect to light emission directions. This arrangement ensures that the entire surrounding area can be illuminated with sufficient brightness.

Abstract: An illumination device includes a first light source that emits first light having a first peak wavelength which is highest in intensity in a wavelength range from near-ultraviolet to green in an emission spectrum; a second light source that emits second light having a second peak wavelength which is highest in intensity in a wavelength range from near-ultraviolet to green in an emission spectrum, the second light illuminating a position identical to a position illuminated by the first light; and a detection device that detects whether an object is present at a given position, wherein the second peak wavelength is shorter than the first peak wavelength, and a luminous flux of the first light is decreased and a luminous flux of the second light is increased when the detection device detects that the object is present at the predetermined position.

Abstract: A recessed light and a lampshade thereof are provided. The lampshade includes: a shade body, including a cover member and a top plate covered on the cover member, the top plate including a notch, the notch being open at a periphery of the top plate, the shade body further including a slot, the slot being in communication with the notch, the slot having a width larger than a width of the notch, the diametric dimension of the flange being larger than the width of the notch; wherein the slot is configured to receive the flange, the notch is configured to receive the body portion, and the top plate is configured to be engaged between the substrate and the flange.

Abstract: A surface-mounted linear lighting system includes a metal extrusion having an elongated element having a substantially U-shaped cross-section comprising a first vertical sidewall, a second vertical sidewall and a horizontal floor joining the first and second sidewalls, a first groove on an exterior of the first vertical sidewall, a second groove on an exterior of the horizontal floor, a third groove on the exterior of the horizontal floor, and a fourth groove on an exterior of the second vertical sidewall; and a plurality of articulating fasteners configured for coupling to a pair of grooves in the metal extrusion selected from the group: the first groove, the second groove, the third groove and the fourth groove, fastening to a surface, and providing a hinged connection between the metal extrusion and the surface.

Abstract: A projection lamp with a dual projection function, including a base. The base is provided with a first light-emitting element and a first projection film. Emitted light of the first light-emitting element can pass through the first projection film to be projected outward. The base is provided with a slide projection unit, which includes a light-emitting assembly and a second projection film. Emitted light of the light-emitting assembly can pass through the second projection film to be projected outward. The emitted light of the first light-emitting element passes through the first projection film to be projected outward to form a projection pattern corresponding to the first projection film, and at the same time, the emitted light of the light-emitting assembly passes through the second projection film to form the projection of the slide.

Abstract: A vehicle lamp, a vehicle, and a vehicle lamp illumination module. The vehicle lamp illumination module comprises light sources, a low-beam primary optical element, a high-beam primary optical element, and a secondary optical element. The low-beam primary optical element can guide light to be sequentially emitted via the low-beam primary optical element and the secondary optical element to form a low-beam shape. The high-beam primary optical element comprises multiple collimation units, wherein the surfaces of light emitting ends of the collimation units are connected together or integrally formed to form a high-beam light emitting surface. Light incident ends of the collimation units have one-to-one correspondence to the light sources, so that the light can be sequentially emitted via the high-beam primary optical element and the secondary optical element to form a lightless shape. The module has accurate light shape control, is precise in assembly, and high in light energy utilization.

Abstract: A lamp assembly for a vehicle includes a plurality of light-emitting diodes (LEDs) mounted in or on the vehicle and arranged in a linear pattern. An elongated optical member is disposed longitudinally along the linear pattern of LEDs. The elongated optical member is configured to receive light emitted from the LEDs and project a corresponding plurality of lit images. A vehicle lamp assembly includes a plurality of LEDs mounted to a printed-circuit board to form a linear array. A primary light pipe is disposed adjacent to the linear array of LEDs and aligned longitudinally along the linear array of LEDs, such that light emitted from each of the LEDs of the linear array traverses radially through the primary light pipe.

Abstract: A vehicle lamp includes a lamp housing, a carrier board, LEDs, and an optical unit. The lamp housing includes an accommodating space and an opening connecting the accommodating space. The carrier board is disposed in the accommodating space, and a front surface of the carrier board facing the opening. The LEDs are disposed on the front surface of the carrier board. The optical unit includes a light guide plate, light guide members and beam pattern adjusting structures. The light guide plate includes an upper surface and a lower surface, and the light guide plate covers the opening with the lower surface facing the carrier board. The light guide member protrudes on the lower surface, and each light guide member extends towards one LED. The beam pattern adjusting structures protrude on the upper surface, and each beam pattern adjusting structure is arranged to correspond at least one light guide member.

Abstract: A projection module (10) for a motor vehicle headlamp, comprising a first light source (110) and a second light source (120), a beam stop (200), which is horizontally arranged, and which comprises an optically relevant stop edge (210) for creating an asymmetric light-dark boundary, wherein the first light source (110) is arranged on a top side of the beam stop (200) and, in combination with the stop edge (210), contributes to the creation of a low beam distribution, and wherein the second light source (120) is arranged on a bottom side of the beam stop (200) and contributes to the creation of a high beam distribution, and a projection lens (300), wherein the projection module (10) comprises an auxiliary stop (400), which is vertically arranged below the beam stop (200), and which has a vertically extending first optically relevant stop edge (410), which is configured to partially shade light from the second light source (120), so that a partial high beam distribution can be created, and wherein the auxiliary

Abstract: A system for automatically calibrating sensors of a vehicle includes an electronic control unit, a projector communicatively coupled to the electronic control unit, a first sensor communicatively coupled to the electronic control unit, and a second sensor communicatively coupled to the electronic control unit. The electronic control unit is configured to project, with the projector, a calibration pattern onto a surface, capture, with the first sensor, a first portion of the calibration pattern, capture, with the second sensor, a second portion of the calibration pattern, and calibrate the first sensor and the second sensor based on at least one feature sensed within the first portion of the calibration pattern and the second portion of the calibration pattern.

Abstract: A headlamp control system includes: a headlamp that emits light toward a forward direction of a vehicle; a tilt detection part; and a control part. The headlamp includes: high beam emitting parts that respectively illuminate plural high beam areas arrayed in a left-right direction; and a low beam emitting part that illuminates a low beam area located at a lower position than the plural high beam areas. The control part, in a state where the low beam emitting part is on, when the tilt detection part detects that the vehicle has tilted such that one of left and right sides of the vehicle is lowered than the other one of the left and right sides, controls the high beam emitting parts so as to illuminate at least one of the plural high beam areas, the at least one being on the one of the left and right sides.

Abstract: Lighting arrangement (10) for vehicles, said light arrangement comprises: —at least one light guide (100), which extends from a common end region (110) into a at least one light guide portion (210) at a transition section (200) of the light guide (100), wherein the common end region (110) has a light main propagation direction (X) and the at least one light guide portion (210) extends along a second direction, wherein the at least one light guide (100) comprises a light receiving surface (101) configured to receive light from a light source and direct the light into the light guide (100), wherein the at least one light guide portion (210) has one or more decoupling-elements (230) for emitting light out of the light guide portion (210), wherein the at least one light guide portion (210) is configured to emit a first light distribution, and —a supplementary component (300) for using stray light exiting from the at least one light guide (100) at the transition section (200), said supplementary component (300) ex

Abstract: A lamp device suppresses attenuation and reflection of a radar wave attributable to a light guide body, does not change an electromagnetic wave radiation pattern, and does not impair a radar function. The lamp device includes: a light guide body covering a part of an electromagnetic wave radiation surface of a radar device; and a light source, wherein, when the thickness of the light guide body is denoted by TG, and the wavelength of a radiated electromagnetic wave from the radar device in the light guide body is denoted by ?d, TG is set such that TG<?d/2 is satisfied when the reflection loss of the light guide body with respect to the radiated electromagnetic wave is below a transmission loss, and a reflection loss is ?10 dB or less when the reflection loss is equal to or more than a transmission loss.

Abstract: A hybrid vehicle lamp includes a functional surface and a functional marking integrated within the functional surface. A housing has a plurality of mounting locations configured to respectively align a plurality of light sources configured to illuminate the functional marking or the functional surface, or both, in a lit mode. A controller is configured to individually control each of the plurality of light sources for providing different illumination patterns of the functional marking and the functional surface such that such that automotive functional lighting and non-automotive functional lighting is provided.

Abstract: A lighting and/or signalling device for motor vehicles, comprising: a container body, a lenticular body that forms a housing chamber; at least one light source, arranged inside the housing chamber; a first gasket made of elastomeric material, which extends along at least one part of a perimeter edge of the container body and which defines a barrier to the ingress of water and/or foreign bodies between the container body and the bodywork. The housing body includes one or more spacer elements, each of which consists of an appendix which protrudes from the housing body in a predetermined position and abuts against the bodywork in the housing seat. Each spacer element is provided with a cap made of elastomeric material applied to cover at least one free end portion of the spacer element.

Abstract: A system and method are disclosed for a lamp that includes a unit having a slit. The slit receives various inserts that allow the lamp to adapt in appearance for changing the décor of a room and/or provide information to a user in proximity to the lamp.

Abstract: An apparatus can include a lens that can shape light emerging from a light emitting diode (LED). The emergent light from the LED can be substantially centered around an LED axis. An incident surface of the lens can be positioned to face the LED. The incident surface can include a concave portion. The concave portion can be substantially smooth, so as not to substantially scatter light that strikes the concave portion. The concave portion can be substantially centered around a concave portion axis that is non-coaxial with the LED axis. The incident surface can include a scattering portion, positioned away from the concave portion, which can be textured so as to scatter light that strikes the scattering portion. An exiting surface of the lens can optionally include a generally planar portion that at least partially surrounds a substantially smooth convex portion.

Abstract: A lamp includes an extended planar light source, and an optical element arranged with the light source, wherein the optical element comprises an outer surface having an indented cusp substantially over the light source. A lamp includes an extended planar light source, and an optical element arranged with the light source, wherein the optical element comprises an outer surface having a portion at a peripheral edge comprising a curvature configured to redirect light emitted from the light source by total internal reflection.