Abstract: A pole clamp for mounting a medical device to a pole. The pole clamp includes a main body, including a first portion including a threaded hole therethrough, a second portion that is disposed at an angle relative to the first portion, and a pivot post disposed in the second portion. A threaded adjustment rod is rotatably disposed in and through the threaded hole of the first portion. The threaded adjustment rod has a knob at a first end thereof and a push plate at a second end thereof. A rotatable stop block has a plurality of faces and is rotatably coupled to the pivot post. The rotatable stop block is rotatable to a plurality of positions to align a selected one of the plurality of faces opposite the push plate.

Abstract: A lubricant additive dispensing apparatus comprising a tubular housing extending between a fluid supply side and a fluid discharge side, wherein each side is sealed by a respective end wall. A volume of fluid additive is stored within a fluid additive storage cavity formed within the tubular housing. Fluid enters the lubricant additive dispensing apparatus, wherein a first portion of the fluid passes therethrough and a second portion of the fluid is directed towards a piston cap attached to a compression spring. The second fluid portion applies a compression force to the piston, interacting with the generated expansion force of the spring to cause the piston cap to oscillate. The piston cap is in communication with the fluid additive, applying an oscillating pressure thereto, causing a controlled volumetric rate of dispensing of the additive into the fluid.

Abstract: A pump for conveying a medium comprises a pump chamber having an intake opening and an outlet opening. A movable component is movably disposed in the pump chamber in order to convey a batch of the medium, which is located in the pump chamber, from the intake opening to the outlet opening. A ventilation device has a ventilation opening in fluid communication with the pump chamber. The ventilation opening is different from the intake opening and the outlet opening. The ventilation device is configured to reduce or at least substantially prevent, at least temporarily, the formation of a partial vacuum or a negative pressure in the pump chamber.

Abstract: A compressed air supply apparatus includes an air compressor for compressing air to at least atmospheric pressure, a tank for storing the compressed air and supplying the compressed air, via a supply port, to various devices that use the compressed air as a working fluid, a first pipe that connects the air compressor to the tank, a heat pump including an evaporator for cooling at least a part of the first pipe, a selection device for selecting whether a cool air cooled by the evaporator, which is fluidly distinct from the compressed air, is introduced into a vehicle interior or discharged outside of the vehicle interior, and a control device configured to control the selection device so that the cool air is introduced into the vehicle interior when an air conditioner switch is turned ON and discharged outside of the vehicle interior when the air conditioner switch is turned OFF.

Abstract: A tap for a pressurized gas cylinder that includes a body with a gas inlet, a gas outlet, a gas passage connecting the inlet to the outlet, a device for maintaining residual pressure arranged on the gas passage, and a shut-off valve for closing the gas passage, downstream from the device for maintaining residual pressure. A wheel for controlling the tap acts on the shut-off valve and on the device for maintaining residual pressure via control rods. The wheel comprises sliding tracks for the control rods and a first position for filling the cylinder wherein the device for maintaining residual pressure is deactivated and the shut-off valve is open, a second position for closing the cylinder wherein the device for maintaining residual pressure is activated and the shut-off valve is closed, and a third position wherein the device for maintaining residual pressure is activated and the shut-off valve is open.

Abstract: A gas hood for a gas regulator comprises a housing for covering a gas regulator, an opening for receiving the gas regulator and semi-sealing the space between the housing and the gas regulator, and a gas inlet for constantly introducing gas into the space, wherein parts of the gas escapes from the opening so that the space can maintain a micro-positive pressure.

Abstract: A system for reducing buildup of solids in pipes used in underwater oil operations is disclosed. The system includes an annular pipe having an inner pipe wall and an outer pipe wall. The inner pipe wall defines an inner pipe configured to transport an oil. The outer pipe wall is displaced from the inner pipe wall. The outer pipe wall defines an outer pipe between the outer pipe wall and the inner pipe wall. The system includes an oxidizer delivery pipe having an oxidizer delivery outlet. The oxidizer delivery pipe is configured to supply an oxidizer to the outer pipe. The system further includes a fuel delivery pipe having a fuel delivery outlet. The fuel delivery pipe is configured to supply a fuel to the outer pipe. The oxidizer and the fuel release thermal energy in an exothermic reaction.

Abstract: A pressurizing device and method, for pressurizing a first tank, the device including at least a second tank configured to contain a cryogenic fluid, a first pressurizing circuit for putting the second tank into communication with the first tank, the first pressurizing circuit including at least a first heat exchanger for heating a flow of the cryogenic fluid extracted from the second tank through the first pressurizing circuit, and a second pressurizing circuit with a compressor, branched off from the first pressurizing circuit and leading to the second tank. A feed system for feeding a reaction engine with at least a first liquid propellant includes at least a first tank configured to contain the first liquid propellant, and a device for pressurizing the first tank.

Abstract: A pipeline leak detection, containment and cutoff system features a flexible tubular jacket fitted circumferentially around the pipeline for expansion by leaking fluid. A coil is wrapped on the jacket and has a terminal fitting that normally resides in an engaged position maintain a predetermined state of a control circuit that connected to a valve installed on the pipeline. When the jacket expands under the action of fluid leaking from the pipeline, this increases the coil diameter a the expanding area of the jacket, which pulls the terminal fitting from its engaged position, thereby changing the state of the control circuit and causing the valve to close the pipeline and prevent further leakage from same. Preferably multiple valves installed along the pipeline are wired in series such that control circuit closes all the valves under a change in the control circuit by any one of the coils.

Abstract: The present invention relates to a LED bulb emitting light ray in a downward direction and a manufacturing method thereof. The LED bulb emitting light ray in a downward direction comprises a screw head, a base, a lamp body, and a lampshade integrally connected in order, wherein a PCB board longitudinally arranged within the base is fixedly connected with a PCB board transversely arranged on the top of the lamp body, the bottom of a LED aluminum substrate component is fixed by a base buckle, the LED aluminum substrate component is longitudinally fixed on the lamp body by fastening a hook buckle to a buckle hole of the base, the top of the LED aluminum substrate component is fixedly connected with the PCB board on the top of the lamp body, the PCB board on the top of the lamp body is connected with the lamp body by fastening element.

Abstract: An LED bulb (100) including a light source device (105) provided on a mounting plate (102) and covered by a globe (104) in a shape of a spherical shell is configured such that the light source device (105) includes: a reflecting member (108) in a truncated cone shape; and a plurality of LED chips (15) provided on a top surface of the substrate (11), at least a side face of the reflecting member (108) has a light reflecting function, and the light source device (105) is provided on the mounting plate (102) in such a way that a bottom surface of the substrate (11) faces the mounting plate (102).

Abstract: A lamp tube is provided, including a cover, a heat sink, a reflecting structure, a light bar, and a driving circuit. The cover is joined with the heat sink to form a tube body. The heat sink includes a first portion and a second portion symmetrical to a reference plane. The reflecting structure is disposed above the second portion, wherein the reflecting structure and the second portion of the heat sink define a receiving space with the driving circuit disposed therein. The light bar is disposed on the first portion of the heat sink.

Abstract: Disclosed are a cover bottom, which includes a plurality of LED frames with an LED array adhered thereto and a plurality of reinforcing frames coupled to the LED frames in a lattice type, and a display device using the same. The cover bottom includes at least two or more light emitting diode (LED) frames, to which an LED array is adhered, and at least two or more reinforcing frames coupled to the LED frames in a lattice type.

Abstract: A lighting assembly includes a light source and a lens. The lens includes a light transmissive portion and an optic shield portion for blocking or redirecting at least a portion of light generated by the light source. The light source can include one or more light emitting diodes (LEDs). The optic shield can be painted on or otherwise applied to a portion of the lens. Alternatively, it can be integrally formed with the lens. The optic shield can be an opaque material for blocking light generated by the light source or can be a reflective material for reflecting light generated by the light source through the light transmissive portion of the lens. Methods for making an optic shield are also described.

Abstract: The present invention provides a color-mixing light-emitting diode module. According to the present invention, a first light-emitting chip and two second light-emitting chips are disposed on a holder. The first light-emitting chip emits red light and the plurality of second light-emitting chips emit white light. The red light and the white light are mixed, giving mixed light with high color rendering and brightness. Objects illuminated by the mixed light will exhibit colors closest to their original colors as perceived by eyes. Furthermore, by arranging the first and second light-emitting chips in matrix, the color rendering of the light-emitting diode module can be adjusted and improved.

Abstract: A light-mixing flashlight has a body, three light-emitting diodes, three first reflectors, and three second reflectors. The body has a mounting surface formed in the body, a body opening opposite to the mounting surface, and three light recesses formed in an interior of the body. The light-emitting diodes are mounted in the light recesses, and are respectively a red light, a green light, and a blue light light-emitting diode. The first reflectors are formed as parabolic mirrors and are respectively mounted in the light recesses via a working angle. An opening of each first reflector faces toward the corresponding light-emitting diode. The second reflectors are formed as spherical mirrors, are mounted on the mounting surface, and respectively correspond in position to the first reflectors. Therefore, the light-mixing flashlight has an improved emitting efficiency.

Abstract: A sleeve for a portable light may comprise: a hollow sleeve for surrounding a source of electrical power and having a plurality of elongated longitudinal spring members. Only one end of each spring member is connected to the hollow sleeve and an opposite end thereof is free. Each spring member is formed to partly extend radially outward of the hollow sleeve and to partly extend radially inward into the hollow sleeve toward a source of electrical power that may be disposed therein. The hollow sleeve may be disposed in a portable light may include a housing, a light source and a source of electrical power in the sleeve.

Abstract: A sleeve for a portable light may comprise: a hollow sleeve for surrounding a source of electrical power and having a plurality of elongated longitudinal spring members. Only one end of each spring member is connected to a wall of the hollow sleeve and an opposite end thereof is free. Each spring member is formed to partly extend radially outward of the hollow sleeve and to partly extend radially inward of the hollow sleeve toward a source of electrical power that may be disposed therein. The hollow sleeve may be disposed in a portable light that may include a housing, a light source and a source of electrical power that may reside in the sleeve.

Abstract: A portable, battery-operated flashlight having improved pivoting, switching and focusing features is disclosed. In one aspect of the invention, the flashlight takes the form of an attachment to a head gear for hands free use. In another aspect of the invention, the flashlight takes the form of a head lamp held in place on a user's head by an elastic band. The pivot connection between the body and the base, as well as the serrations on an exterior surface of the body, allows a user to adjust any angular direction of the light as desired. In another aspect of the invention, the flashlight takes the form of a long-handled flashlight having improved switching and focusing capabilities, such that axial movement of the switching assembly turns the flashlight “on” or “off,” as well as causing a position of the lamp to vary in order to focus or defocus the light.

Abstract: A concrete paver comprising a workbridge, which moves along a path to be paved. A carriage mounted on and reciprocating along a longitudinal axis of the workbridge, which is orthogonal to the path to be paved. A plurality of electrical lights disposed on and illuminating a surface which is fixed relative to the carriage, but variable or moving with respect to the workbridge. The electrical lights providing a substantially constant illumination to workers who work with the concrete surface as the carriage moves along the workbridge.

Abstract: A method for producing a light emitting diode arrangement. A plurality of LED modules are provided, which in each case comprise at least one radiation emitting semiconductor component on a carrier body. At least one separately fabricated connection carrier is provided. The LED modules are arranged in such a way that they are adjacent to one another in pairs. A mechanically stable and electrically conductive connection between the carrier bodies of two LED modules is produced by means of the connection carrier. Furthermore, a light emitting diode arrangement is disclosed.

Abstract: A light unit includes a bulb having a light source with lead wires and a separator, a switch member that includes a support member and a pair of spring terminals, and a socket having two or more conductive terminals and adapted to receive the bulb and the switch member. The switch member is adapted to cause the pair of spring terminals to contact one another to form an electrical short circuit across the pair of conductive terminals and the light source when the bulb is completely or partially removed from the socket. The lead wires form an electrical connection across the conductive terminals and the separator breaks contact between the pair of spring terminals when the bulb is seated in the socket.

Abstract: A wide-angle lighting display device with the features of its original patent application displays an unlimited extension of an inward serial arrangement from the middle, and further displays an extended visual effect at an oblique angle, enlarging the display area thereof; also, the structure thereof is easier to be maintained and renovated.

Abstract: A twinkling door hanger mainly includes: a main body, being 3D body modeling, a front side thereof having a pair of slots opposite to each other, a wall of each slot being configured with a light transmissive hole; at least two light guiding plates, stacked together and inserted in the slots in a separable way, each thereof having a light incidence face corresponding to the light transmissive hole, and a plate face of each light guiding plate perpendicular to the light incidence face having a decorative pattern, and the decorative pattern of each light guiding plate being staggered; and a circuit unit, fixed to one side of the main body, having a control circuit in connection with a battery and providing electricity, at least having two light-emitting elements and a control circuit adapted to control each light-emitting element to wink in sequence, each light-emitting element illuminating toward the corresponding light incidence face.

Abstract: The present disclosure provides a light source apparatus, the apparatus including a light source configured to irradiate an excitation light, an optical system configured to form the excitation light, and a phosphor wheel configured to separate a plurality of colors based on the formed excitation light, wherein the phosphor wheel includes a first separation portion of light-transmitting material assembled as a separate element penetrable by a blue light of the excitation light, and integrally formed second to fourth separation portions having phosphor layer configured to reflect red, green and yellow of the excitation light.

Abstract: A window glass includes an incident surface, an emergent surface opposite to the incident surface, a bottom surface, and a top surface opposite to the bottom surface. The incident surface and the emergent surface are interconnected between the top surface and the bottom surface. A plurality of sawteeth is defined on the emergent surface. Each sawtooth includes a first surface adjacent to the top surface and a second surface adjacent to the bottom surface. In each sawtooth, an angle between the first surface and the incident surface is over 90 degrees. The second surface and the incident surface cooperatively define an acute angle. The acute angle increases from the top surface down to the bottom surface and causes the redirection of early morning sunlight up to a ceiling of a room or building containing the window glass.

Abstract: An optical film includes a plurality of transparent layers configured to transmit light and a plurality of reflection layers configured to reflect light. The plurality of transparent layers are disposed at spaced intervals to each other in a first direction orthogonal to a thickness direction of the optical film; each of the plurality of reflection layers is interposed between the transparent layers that are next to each other of the plurality of transparent layers; and the plurality of transparent layers include a first transparent layer and a second transparent layer that has a smaller index of refraction than that of the first transparent layer.

Abstract: In various embodiments, a vehicle lighting device is provided. The vehicle lighting device may include at least one semiconductor light source; and at least one optical element which is connected downstream, wherein the position of the at least one optical element can be adjusted.

Abstract: A vehicle headlamp has a first light source disposed on a first optical axis that extends in a front-to-rear direction of a vehicle, a first lens that projects light emitted from the first light source to a front of the vehicle, a second lens having a rear focal point on a second optical axis that is parallel to the first optical axis and disposed adjacent to the first lens, a second light source disposed on the second optical axis rearwards of the first light source, a reflector that reflects light emitted from the second light source towards the rear focal point of the second lens, and a sub-reflector disposed such that the sub-reflector does not interfere with an optical path which extends from the reflector to the second lens and that causes part of light emitted from the first light source to be incident on the second lens.

Abstract: A vehicle headlight device includes a light guide plate, a light source device and a light-pattern adjustment plate. A thickness of the light guide plate is gradually increased from a light incident side to a light reflection side, and the light reflection side is provided with a parabolic surface. The light source device is disposed to coincide with or be near a focus point of the parabolic surface. The parabolic surface reflects at least one light beam emitted from the light source device to allow the light beam to propagate in an alignment direction. The light-pattern adjustment plate has multiple grooves. The grooves are parallel to each other and arranged on a surface of the light-pattern adjustment plate facing the light guide plate, and a longitudinal direction of the grooves is different to the alignment direction.

Abstract: A light distribution-controlling device of a vehicle headlight includes headlight lamp bodies, light distribution operation switches, a front detection unit, a manual mode control unit that controls the light distribution of the headlight lamp body based on a signal outputting from the light distribution operation switch, an auto mode control unit that controls the light distribution of the headlight lamp body based on a signal output from the front detection unit, an auto mode changeover switch that switches control of the light distribution of the headlight lamp body to control by the auto mode control unit, a passing continuation-determining unit that determines whether a continuation time of an ON operation of a passing switch is more than or equal to a threshold continuation time, and an auto mode-returning unit that returns the control of the light distribution to the control by the auto mode control unit.

Abstract: A reflector housing that includes a reflective inner surface, a neck portion defining a substantially cylindrical cavity with a rear opening in which a light source can be fitted to the housing, and a ventilation duct extending radially from the cavity and having a ventilation hole opening into the rear opening of the housing.

Abstract: A light source unit includes a light source, a light source support to hold the light source, a fixing member which is attached to the light source support and includes a through-hole through which beams of light emitted from the light source pass, a lens holder inserted into the through-hole and attached to the fixing member by an adhesive; and a collimating lens to collimate the beams of light from the light source, wherein attachment surfaces of the adhesive for the lens holder has a tilted attachment surface tilted relative to the optical axis of the collimating lens.

Abstract: A lens includes a lens portion, an outer periphery and a prism portion. The lens portion is disposed at a middle portion of the lens, has an outline that is non-circular, and includes at least one curved surface. The outer periphery surrounds the lens portion. The prism portion is disposed between the lens portion and the outer periphery, and includes an undulated section that has at least one undulated surface and that has a center disposed at the middle portion of the lens.

Abstract: A battery powered device simulating a traditional wick burning candle through the combined use of a colored lens LED, electronic circuit board and integrated chip to control the flicker pattern of the said LED. The battery compartment and electronic circuits are contained within an internal housing which is placed within the body of a simulated candle shell. The colored lens LED is extended through an opening in the upper portion of the candle shell. Switches to operate the said device are placed on the bottom base of the internal housing, which is exposed on the bottom of the candle. The colored lens of the LED is such that it is light enough not to significantly impair light performance while appearing black or almost black, effectively simulating a blackened wick, when not illuminated.

Abstract: A phosphor device (1) comprising a carrier member (2) having upper and lower faces; a phosphor layer (3) being arranged at the upper face of the carrier member (2), whereby the phosphor layer (3) comprises at least one phosphor zone (R; G; Y); a reflective zone (33) being arranged adjacent to the at least one phosphor zone (R; G; Y); an optical transmitting member (4) having a first end face (7) and a second end face (9), the optical transmitting member (4) being arranged at the top portion of the phosphor layer (3) and the reflective zone (33), whereby wherein the first end face (7) of the optical transmitting member (4) covers at least a subarea (8) of each of the at least one phosphor zone (R; G; Y) and the reflective zone (33).

Abstract: An illumination apparatus includes a light source unit which emits primary light, and an optical unit which functions when the primary light emitted from the light source unit is applied to the optical unit. The optical unit includes a reducing portion which is directly provided in a illumination light emitting portion or provided frontward to part of the illumination light emitting portion and which reduces the density of the primary light as the illumination light emitted from the illumination light emitting portion.

Abstract: A light diffusion member includes a light-transmissive base, a plurality of light diffusion portions, a connecting portion, and a light absorbing layer. The light diffusion portions are arranged on one surface of the base and have light-incident end surfaces each positioned on the side away from the base and having a larger area than a light-emergent end surface thereof. The connecting portion connects at least two adjacent ones of the plural light diffusion portions to each other, and is positioned near the light-incident end surfaces of the adjacent light diffusion portions. The light absorbing layer is formed on the one surface of the base in a region different from a region where the light diffusion portions are formed. A size from the light-incident end surface to the light-emergent end surface of the light diffusion portion is larger than a thickness of the light absorbing layer.

Abstract: A gasket for an interface between a light emitting diode (LED) and a light emitting panel (LEP) includes a first segment and a second segment. The gasket also includes a first blade extending out from a surface of the first segment and a second blade extending out from a surface of the second segment. The surface of the first segment faces the surface of the second segment.

Abstract: A method for mounting planar lighting modules on a mounting surface may include: providing on opposite sides of the lighting module fixing indentations opening toward the aforesaid sides, superimposing on said opposite sides of the lighting module stiffening bars having lateral lobes extending into said indentations, and fixing to the mounting surface the stiffening bars superimposed on the opposite sides of the lighting module with the opposite sides of the lighting module sandwiched between the stiffening bars and the mounting surface, whereby the stiffening bars urge the lighting module toward the mounting surface.

Abstract: A lighting assembly (100) configured to be mechanically and electrically connected to a socket (150), the lighting assembly comprising a lighting module (102) comprising a light source (106), electrical contacting means (108) electrically connected to the light source and a heat spreader (110) in thermal contact with the light source; and a connector (104) being rotatable in relation to the lighting module (102). The connector comprises connector locking means (119) for locking the lighting assembly to a socket through interaction with receiving locking means comprised in the socket when the lighting module is axially inserted into the socket and the connector is rotated relative to the lighting module and the socket, thereby bringing the electrical contacting means (108) into contact with corresponding receiving contacting means (122) comprised in the socket.

Abstract: A mounting bracket assembly includes a mounting base and a plurality of arms extending down from the mounting base. A first arm of the plurality of arms includes a first pair of inwardly facing hooks coupled to the first arm and defining a first torsion spring receiver area. The first arm of the plurality of arms includes a first spring coil ramp disposed along a bottom end of the first arm and extending radially inward from the first arm at a first angle. A second arm of the plurality of arms includes a second pair of inwardly facing hooks coupled to the second arm and defining a second torsion spring receiver area. The second arm of the plurality of arms includes a second spring coil ramp disposed along a bottom end of the second arm and extending radially inward from the second arm at a second angle.

Abstract: Disclosed is a fastening device for a LED light string of a backlight module, including a LED light string and a frame, the LED light string being configured with a substrate and a plurality of LEDs mounted onto the substrate, wherein at least a retainer is incorporated on the substrate, and the frame being provided with a notch matchable with the retainer such that the LED light string can be securely attached to the frame. The retainer can be made individually and a then attached to the backside of the LED light string. In addition, with the retainer readily snapped into the notch of the frame, a distance between to the LED light emitting surface to the frame is also reduced, and this helps to realize the design of narrow-boarder of the liquid crystal display.

Abstract: A luminaire and method of installing same on a mounting pole including a housing having a flange and a plurality of LEDs. The flange includes formed therein a plurality of spaced apart holes disposed along a line, a slot disposed along the line, and a central hole disposed along the line and between the slot and the spaced apart holes. The plurality of LEDs are attached to or disposed in the housing. The method includes hanging the luminaire on an upper mounting bolt extending from a mounting pole, sliding the upper mounting bolt along the slot so that a conduit hole and the central hole are at least partially aligned to each other and one of the plurality of spaced apart holes is aligned to a lower mounting hole, and installing a lower mounting bolt through a lower mounting hole and the one spaced apart hole aligned therewith.

Abstract: A lighting system includes a carrier unit, and a lamp holder including a holder plate for mounting of a light emitting unit, and a first positioning plate and a second positioning plate extending from the holder plate and spaced apart from each other. The holder plate is disposable at a first or second position when the first or second positioning plate is connected to the carrier unit. A light emitting characteristic of the light emitting unit when the holder plate is in the first position is different from a light emitting characteristic of the light emitting unit when the holder plate is in the second position.

Abstract: A light emitting device includes a package and a light emitting element. The package includes a resin portion and at least one lead frame arranged in the resin portion. The at least one lead frame has at least one protrusion which is surrounded by the resin portion and which has an upper surface exposed from the resin portion. The light emitting element is mounted on the upper surface of the at least one protrusion and is electrically connected to the at least one lead frame. At least a half area of the upper surface is covered with the light emitting element.

Abstract: In various embodiments, a system for providing an LED illumination source on a surface includes a light module comprising (i) an illumination area for receiving one or more light-emitting diodes (LEDs) and (ii) slip joints at first and second ends of the light module, each slip joint comprising a slip joint slot, and at least one bracket for mounting the light module to the surface, the at least one bracket having (i) a fitting frictionally receivable within one of the slip joint slots and (ii) a mounting region engageable to the surface.

Abstract: A layered structure for use with a high power light emitting diode system comprises an electrically insulating intermediate layer interconnecting a top layer and a bottom layer. The top layer, the intermediate layer, and the bottom layer form an at least semi-flexible elongate member having a longitudinal axis and a plurality of positions spaced along the longitudinal axis. The at least semi-flexible elongate member is bendable laterally proximate the plurality of positions spaced along the longitudinal axis to a radius of at least 6 inches, twistable relative to its longitudinal axis up to 10 degrees per inch, and bendable to conform to localized heat sink surface flatness variations having a radius of at least 1 inch. The top layer is pre-populated with electrical components for high wattage, the electrical components including at least one high wattage light emitting diode at least 1.0 Watt per 0.8 inch squared.

Abstract: Provided is a system and method for a portable lantern. The portable lantern includes a collapsible translucent hydration bladder, the bladder having an empty state that is suitable for compact storage and a liquid containing state. The bladder has a bottom section structured and arranged to expand and provide a base in the liquid containing state to support the bladder in a generally upright position. A light source suitable for temporary attachment to the outside of the hydration bladder is also provided, the light source emitting light through the bladder and dispersed by liquid when disposed within the bladder to provide a portable lantern. An associated method of use for a portable lantern is also provided.

Abstract: A light source suitable for being thrown or projected into an airborne trajectory for the purpose of illuminating a subject or environment; and a system of light sources on a wireless network for the purpose of operating in collaboration to illuminate a subject or environment; and accessory devices on the wireless network including cameras and remote control devices; and a throwable light source streamlined to reduce drag when projected into a long-range trajectory.