Abstract: Various embodiments of dual-powered lighting devices are described. In some examples, the device includes a light source, a first power source, a second power source, and one or more switching devices. The switching device switches between the first power source and the second power source to power the light source.

Abstract: A flashlight assembly that includes a tubular main body portion, a tail portion that is removable from the tubular main body portion, a battery assembly, and an alignment system. The main body portion and tail portion cooperate to define a battery assembly interior. The tail portion includes a first charging opening that communicates the battery assembly interior with the exterior of the tail portion. The battery assembly is positioned in the battery assembly interior and includes a battery housing defining a battery housing interior, a rechargeable battery cell disposed in the battery housing interior, and at least a first charging receptacle associated with the battery housing. The alignment system includes one of a first protrusion or a first recess associated with the battery housing and the other of the first protrusion or the first recess associated with the battery assembly interior.

Abstract: A lighting system for an aircraft having at least one rotationally mounted propeller assembly that includes hub and a plurality of rotor blades extending radially away from the hub includes a light source and an optical element. The light source is mounted within the hub and is configured, upon being energized, to emit light in a first direction. The optical element is mounted within the hub and is disposed to receive the light emitted by the light source and is configured, upon receipt of the light, to redirect the light radially outward from the hub so that the light reflects off the rotor blades.

Abstract: Currently disclosed is a device for increasing visibility of a guy line at night. The device includes a housing, a light emitting source, a power source, and an on/off switch. The housing having an internal portion, external portion, and an attachment mechanism located on the external portion of the housing locking in place the housing to the guy line. The light emitting source is located within the housing and powered by the power source. The on/off switch is in contact with the power source providing readily activation of the light emitting source. The attachment mechanism may comprise at least one hook portion and a tensioning mechanism. The tensioning mechanism may comprise at least one offset portion. The tensioning mechanism prevents the device from sliding down the guy line.

Abstract: A portable rotating lamp includes a bottom support seat, a bottom magnetic attraction block, a disk shell, a front side shell, a rear side shell and a connecting arc frame, wherein the top end of the bottom support seat is clamped with the clamping disk body, the top surface of the clamping disk body is plugged with the rotating lamp body, the top surface of the bottom magnetic attraction block is fixedly connected with the socket shell, and the top surface of the socket shell is fixedly connected with the clamping rotary block. The lamp boards are used when in lighting, which are not easy to burn, and the lamp boards could be replaced more conveniently. Moreover, the whole bottom support seat is provided with magnetic attraction, which could be placed easier and used more conveniently.

Abstract: The invention provides a portable lighting device with an elongated main body that includes a housing with receiver, and a power source positioned within the receiver. An operational mode selector assembly with a switch assembly that is actuated by a user is operatively coupled to the power source. An illumination assembly is electrically coupled to both the operational mode selector and the power source. The illumination assembly has a primary light source with a light emitter that emits light axially along a longitudinal axis of the main body or housing through a lens. A secondary light source with a light emitter emits light substantially perpendicular to the axis to illuminate an indicia located in a side region of the illumination assembly.

Abstract: A multi-purpose flashlight having a plurality of internal and external accessories that are designed to allow the user to perform a variety of activities which increases the utility of the flashlight. Said multi-purpose flashlight includes a handle assembly and main body assembly. The handle assembly of the flashlight includes a cutting and opening assembly, a magnetic attachment means, and a bit attachment means. Meanwhile, the main body assembly including a lighter assembly, a lighting assembly, and a removable cap including a glass-breaker, the removable cap being configured to removably enclose the lighter assembly.

Abstract: A portable charging case, including an unlocking assembly and a push rod, user can push the unlocking assembly in the direction towards the storage space after the portable lighting device is fully charged. The push rod then pushes the magnetic charging device away from the portable lighting device so that the magnetic charging device disconnects from the portable lighting device. Users can take the portable lighting device out from the charging case more quickly and easily, thereby enhancing user experience for using the charging case.

Abstract: An improved flashlight is disclosed. The flashlight includes first and second selectable power sources, housed in a common battery housing. The flashlight enables power to the flashlight to be switched to a second battery when the first battery fails by way of a switch on the exterior of the battery housing.

Abstract: A portable illumination device includes a first component having a light source(s) and a second component coupled to the first component, and the second component includes a curved handle containing one or more battery cells within the curved handle, wherein the light source(s) are powered via the one or more battery cells, and wherein a center of mass of the illumination device is located in the curved handle. By way of example, the brightnesses of the light source(s) are adjustable and the control firmware of the micro-controller inside the portable illumination device is upgradable. In addition, the curved handle's center position may have a foldable hook for hanging the device downward so that it may be used as a lantern or flash light.

Abstract: An illumination source disposed in a housing of a tool without the need for fasteners or snaps. The illumination source includes a number illumination elements, such as LEDs, disposed on a circuit board. A lens and the housing cooperatively direct light emitted by the illumination elements away from a user's eyes during use of the tool.

Abstract: A ground plane is provided, including: a monolithic elongated conductive member, a first portion of the monolithic elongated conductive member forming a cavity configured to receive a power supply, a plurality of second portions of the monolithic elongated conductive member respectively forming resilient elements extending over the cavity and configured to retain the power supply within the cavity, and a plurality of third portions of the monolithic elongated conductive member respectively forming parallel pins configured to receive an electronic circuit board. An electrically operated aerosol generating device including the ground plane, a method of forming a ground plane, and a method of forming an electrically operated aerosol generating device are also provided.

Abstract: A weapon light including a head lamp portion, a tubular body portion and an end cap that is releasably coupled to the tubular body. A spacing is defined within the tubular body portion between a battery spring and an end portion. A first member of the end cap includes at least one slot for sliding receipt of at least one guide member of an insert. The tubular body is configured to threadably receive a spacer member that defines a central aperture such that the battery spring extends from the insert and passes through the central aperture into the tubular body portion to make contact with the power source. The spacer member is selectively positioned within the tubular body portion so that the insert may be urged along slot to position the battery spring inside the tubular body to adjust the spacing to fit the power source size.

Abstract: A hand holdable light comprises: a light body having a forward portion, a rearward portion, and a central portion between the forward portion and to the rearward portion; a light source proximate a forward end; and a switch for energizing the light source. The rearward portion has a non-circular cross-section; the switch is on the forward portion; and the central portion has a recess opposite the switch. The light is holdable by a hand with a finger or thumb proximate the recess and the other of a finger or thumb proximate the switch. A battery assembly comprises: a battery housing for receiving and connecting a battery; an electrical switch on a first end of the battery housing; and a pattern of electrical contacts on a second end of the battery housing, wherein ones of the electrical contacts are connected to the battery.

Abstract: Examples of the present disclosure disclose an LED light distribution structure, a light source module and a lamp. The LED light distribution structure includes a ring-shaped light distribution element and a plurality of LED chips; the ring-shaped light distribution element is provided with a light source cavity in a ring shape, and the light source cavity has a ring center and a center line surrounding the ring center in a ring shape; the plurality of LED chips are arranged in a ring shape in the light source cavity, each of the LED chips includes an LED and a chip substrate, and the LED is on the chip substrate; and LEDs on all the LED chips are uniformly arranged along a ring-shaped wiring line, the ring-shaped wiring line is in a concentric ring with the center line, and the ring-shaped wiring line is located inside or outside of the center line.

Abstract: A digitally controlled lens system is disclosed. In some embodiments, the lens system includes a controller and an electro-optic lens electrically connected to the controller. The electro-optic lens includes a first substantially transparent substrate; a first electrode layer disposed on the first substantially transparent substrate, the first electrode layer including a plurality of electrodes; a second substantially transparent substrate; a second electrode layer disposed on the second substantially transparent substrate; and a liquid crystal layer located between the first electrode layer and the second electrode layer. The controller is configured to generate a refractive index pattern of liquid crystal layer by controlling voltage applied on the first electrode layer and the second electrode layer.

Abstract: A power indication circuit for indicating different power levels of a battery, can include: N LED indicators; N setting resistors; N multifunction ports; a drive circuit coupled to the N multifunction ports and the battery, and being configured to acquire N threshold voltage signals in accordance with voltages at the N multifunction ports during a first time period of an operation cycle, and to generate N comparison signals in accordance with the N threshold voltage signals and a voltage detection signal generated by detecting a voltage of the battery, in order to drive the N LED indicators in accordance with the N comparison signals during a second time period of the operation cycle; and where each of the N setting resistors coupled in parallel to a corresponding one of the N LED indicators is respectively coupled to a corresponding one of the N multifunction ports.

Abstract: A luminous safety ball including an inner glowing body and a foam sphere covering the inner glowing body is provided. The inner glowing body is not a perfect sphere, the foam sphere has a non-uniform thickness, and light emitted by the inner glowing body passes through the foam sphere and permeates through a surface of the foam sphere to form light with different brightness thereon.

Abstract: A throwable rotateable rescue device having an outer annular chamber for winding storage of a retrieval cord and a connector therein and a loop therein engaged with a connector and cord, which is maintained in the annular chamber during throwing of the rescue ring to a person in distress, the loop extendable out of the annular chamber when the cord and connector are to be engaged or disengaged from the rescue device.

Abstract: An electronic device includes one or more sensors, one or more processors operable with the one or more sensors, and a user interface component operable with the one or more processors in at least a first mode of operation and a second mode of operation that is different from the first mode of operation. The one or more processors operate the user interface component in the first mode of operation in response to a first trigger input, and transition operation of the user interface component from the first mode of operation to the second mode of operation upon the one or more sensors detecting a second trigger input occurring while the one or more processors operate the user interface component in the first mode of operation.

Abstract: An irritation member having a housing, wherein the housing has a front side and a rear side, as well as lateral surfaces connecting the front side and the rear side. The front side and rear side are larger than the lateral surfaces, thereby producing a parallelepipedal housing. The irritation member has blow-out openings on the lateral surfaces and an actuation element that is provided in a recess of the housing. In the event of non-actuation, the actuation element is thereby received in the recess of the housing and thus does not increase the size of the housing. As a result, the irritation member does not look like a conventional irritation member.

Abstract: A flashlight tamper-proof structure for preventing a lamp cover fastened to an end of a flashlight from being unfastened manually includes an appropriate section of an end of an opening of a body of the flashlight extending to form a carrying portion; an internal thread section penetrating a front end of the carrying portion; a hole formed at a corresponding point of a rear end of the carrying portion, to allow a screw to be inserted into the carrying portion and screwed to the internal thread section with a tool; and concave indentations formed at the periphery of the opening of the lamp cover fastened to the end of the opening of the body of the flashlight The screw screwed to the internal thread section is moved forward with the tool to reach the concave indentations.

Abstract: A portable work light is disclosed having a front cover having a LED light source; a protective housing for the LED light source; a back housing for enclosing the portable light and the various components thereof; a power source and electrical components for operating the portable light; a ratcheting stand and handle; and a plurality of bumpers for protecting various contact points of the portable light.

Abstract: An LED light has a built-in, added-on, or snapped-on sound device such as a whistle to allow people to generate a loud sound that can be heard by other people during conditions such as an earthquake, flood, typhoon, hurricane, tornado, fire, bombing, tsunami, terrorist attack, and so forth. The LED light normally serves as non-portable light device which can be installed in a certain location, but which can be removed in the event of an emergency to serve as a power fail or emergency light. The LED light, without the sound device, may also be applied to an electrical outlet wall plate cover.

Abstract: An LED lighting ball structure includes a spherical shell, a control unit and a plurality of LED lighting units. The spherical shell includes a first segment and a second segment coupled with the first segment to jointly define a housing space. The first segment includes a first housing portion and a first decorative cover plate coupled with the first housing portion. The first housing portion includes a plurality of first assembly holes communicating with the housing space. The second segment includes a second housing portion and a second decorative cover plate coupled with the second housing portion. The second housing portion includes a plurality of second assembly holes communicating with the housing space. The control unit is located in the housing space. The LED lighting units are located in the first and second assembly holes respectively and form electrical connection with the control unit.

Abstract: The present invention relates to a cylindrical flashlight and a ring element for use as a roll-away safeguard of a cylindrical flashlight. In order to prevent a cylindrical flashlight from rolling away, the invention proposes a cylindrical flashlight having a ring element that is connected to the flashlight and has radially protruding elevations which have surface sections that are arranged at a distance from the surface of the cylindrical flashlight in some areas in the assembled state. Also proposed is a ring element for use as a roll-away safeguard of a cylindrical flashlight, which can be detachably connected to the flashlight and has radially protruding elevations which have surface sections that are arranged at a distance from the cylindrical surface of the flashlight in the assembled state.

Abstract: A seawater battery of dissolved oxygen type includes a battery frame (1), n pieces of metal anode plates (2), n pieces of inert cathode plates (3), current collectors and wires (5). The battery frame (1) is consisted of an upper base (6) and a lower base (7), wherein the upper base and the lower base are respectively consisted of an outer ring and a central fixing component. The fixing component is connected with and fixed to the outer ring by a connector, and n pieces of metal anode plates are inserted on the connector so as to construct a cylindrical or frustum-shaped structure. The inert cathode plates are inserted between the metal anode plates along radial direction of the outer ring, and are connected with and fixed to the outer ring and the fixing component of the upper base and the lower base. The metal anode plates are welded in series by wires constituting the anode of the battery and the inert cathode plates are welded in series by wires constituting the cathode of the battery.

Abstract: A dimmable LED lamp, which receives power from a DC power source to emit light, includes a main body, a DC/DC converter, and a LED module; wherein the main body is hollow, and includes a conductive portion made of a conductive material, wherein the conductive portion is connected to the DC power source; the DC/DC converter is provided in the main body, and is electrically connected to the conductive portion of the main body to receive a power from at least a DC power source; the DC/DC converter converts a voltage of the power provided by the DC power source into a corresponding current; the LED module is provided on the main body, and is electrically connected to the DC/DC converter to emit light with luminance corresponding to the current received from the DC/DC converter.

Abstract: An illumination device, system, and method are disclosed. The illumination device includes an active cooling mechanism and a controller for the same. When the controller activates or deactivates the active cooling mechanism, one or more optical elements on the illumination device are automatically moved, thereby adjusting at least one characteristic of the light emitted by the illumination device.

Abstract: A portable lighting device adapted to provide an area light, said device including a body having a battery housing to hold batteries to power said device. The device includes a light panel functioning as a lens to act as an area light emitter, characterized in the said light panel is slidable into and out of said body, said light panel being constructed of a substantially flat panel portion.

Abstract: A flashlight tail cap that operates both as a tactical tail cap as well as allowing tail standing.

Abstract: A to a non-combustible, tactical flash device includes a non-spherical hollow main housing having a plurality of flat surfaces, adapted to hold internal functional components. The internal functional components include: (i.) an externally exposed activation component located on the main housing; (ii.) a power connected to the activation component and to a control chip; (iii.) the control chip also being connected to at least one speaker and at least one light source, the control chip including capabilities for delay of processing of other commands upon initiation of the activation component, and for subsequent processing of other commands including sound delivery to at least one speaker and/or light activation to at least one light source. Optionally, a beacon transmitter may also be included.

Abstract: In some embodiments, a flashlight may include a tubular body and a finger rotation feature disposed on the tubular body. In other embodiments, a flashlight accessory may include a flashlight connector to removably attach to a flashlight, a finger rotation feature, and a finger trigger to activate the flashlight.

Abstract: A light dispersing flashlight cover adapted for selective attachment to a flashlight having an articulating head. The cover includes a platform supported in resilient cantilevered relation such that the platform is disposed in overlying, raised relation to at least a portion of the flashlight lens when the cover is in place. A light beam emitted through the lens is at least partially blocked by the platform and is dispersed radially relative to the lens.

Abstract: A portable, handheld lighting apparatus having a light intensity control component, a focus control component, and a light source accommodation component. The lighting apparatus is configured to be handheld with a single hand wherein the light intensity control component and the focus control components are accessible with the single hand to hold the apparatus. The lighting apparatus may be part of a kit that contains one or more of the following: various light modifying components, a power source, charger and various light sources.

Abstract: Disclosed is a work light with convertible configurations. First is a light head mounted upon a stand with an extendable neck. The second is a flashlight. A third is presented when the neck is extended in the flashlight mode. The stand is ideally a tripod with legs collapsible into a central body to form the flashlight handle, a movable stop being provided to support the legs when deployed. A double linkage hinge is also provided the head and neck. Magnets may be applied at both the head and the end of an extendable retainer cap such that the work light may be used as an extendable pick up tool with the magnet in the head and it may be mounted solely by the magnet in the cap, even against the pull of gravity. The extendible retainer cap may also be utilized as an extra center leg.

Abstract: Methods and devices are described that use one or more thermally responsive current-controlling elements to regulate current flow to an electrical component, particularly a light source such as an LED. Examples of such thermally responsive current-controlling elements include thermistors, inductors, and capacitors. for treating conditions or disorders which can be alleviated by reducing food intake are disclosed which comprise administration of an effective amount of a purine analog, alone or in conjunction with other compounds or compositions that affect satiety. The methods are useful for treating conditions or disorders wherein appetite reduction would be beneficial, including obesity and binge-eating disorder. Pharmaceutical compositions for use in the methods of the invention are also disclosed.

Abstract: A transmission type optical element (10) comprises a surface relief micro-grating (5, 9) for guiding light (13) propagating through the optical element. According to the present invention, at least a portion (5) of the thickness of the optical element (10) is formed of a colored material (4) so as to make the optical element colored.

Abstract: A handheld electronic device and a flashlight module are provided. The handheld electronic device includes a housing, a circuit board, a flashlight element and an elastic conductive terminal set, wherein the flashlight element and the elastic conductive terminal set together form the flashlight module. The housing has an accommodating opening. The circuit board is disposed at a bottom of the housing. The flashlight element is inserted into the accommodating opening. The elastic conductive terminal set is disposed between the circuit board and the flashlight element. The circuit board and the flashlight element are electrically interconnected through the elastic conductive terminal set. A distance is formed between the circuit board and the flashlight element, and the distance is adjustable by the elastic conductive terminal set.

Abstract: A multipolar cell power supply device and a flashlight using the same are provided. The multipolar cell power supply device includes a shell, an electric core inside the hollow part of the shell, a positive pole power distribution unit and a negative pole power distribution unit arranged on the two ends of the shell and respectively corresponding to the positive pole and the negative pole of the electric core, a conductive sheet group for electrically connecting the positive pole power distribution unit to the negative pole power distribution unit, and a controller which is on the end of the shell and electrically connected with the positive pole power distribution unit. The flashlight includes a tube body, the multipolar cell power supply device, a tube head provided with an illuminant and an back end cover provided with a soft cap cover which is corresponding to a signal switch of the controller.

Abstract: A collapsible lantern includes a lantern housing, an illumination unit and a collapsible arrangement. The latter includes a tubular lens body and a light controlling cap assembly. The tubular lens body is movably extended from the front side of the lantern housing to move between a collapsed position and a lantern position. The light controlling cap assembly has a light window and includes a light shelter, in such a manner that when the tubular lens body is at the collapsed position, the tubular lens body is moved into the lantern housing while the light shelter is driven to open the light window for allowing illumination to reach an exterior of the lantern housing. When the tubular lens body is at the lantern position, the tubular lens body is moved out of the lantern housing while the light shelter is driven to close the light window.

Abstract: A portable lighting assembly, such as a flashlight, is disclosed. The portable lighting assembly may include a plurality of light-emitting diodes (LEDs) and a laser controllable by a switch. In some examples, the LEDs are of different colors and the laser is green. The portable lighting assembly may include a lens shield to direct light emissions when in an extended position and not direct light emissions when in a retracted position. The portable lighting assembly may also include a plurality of collimators disposed above the LEDs and a lens disposed above the plurality of collimators and the laser and through which the LEDs and the laser project light.

Abstract: Embodiments generally relate to providing a flashlight attachment apparatus. The flashlight attachment apparatus includes a first cavity and a reversible attachment mechanism. The reversible attachment mechanism cavity comprises a first portion, configured to mate with the first cavity, and a second portion configured to mate with a holding device. The reversible attachment mechanism may include a spring. The holding device may be a key-ring.

Abstract: A lampshade comprises a support seat, a reflector, and a cover. The support seat includes a frame and a clamping unit, the frame defining a central space, the clamping unit having two opposing connection bars attached to the frame and two grasp portions each being provided at one end of a corresponding connection bar. The distance between the two grasp portions is adjustable. The reflector is placed on top of the frame and has a reflective surface that can be fitted through the central space of the frame. The cover is placed on top of the reflector and fastened to the frame from a side opposite to the clamping unit. Accordingly, when a lighting device, such as a flashlight, is clamped by the lampshade, the light emitting from the lighting device can be reflected by the reflector to diffuse into the surrounding environment so as to increase the illuminating range.

Abstract: A portable light or other device having a safety lock may comprise: a body having an opening; a cover for engaging and covering the opening of the body; and a lock mechanism including a lock member for engaging the body and the cover for preventing removal of the cover from the body unless the lock mechanism is released by a tool, wherein the lock member is retained on the body or on the cover when the lock mechanism is engaged and when the lock mechanism is released. The cover may be a light head or a light source.

Abstract: A lighting device with improved optical performance and efficiency is provided. The lighting device includes a source of energy, a light source, a reflector and a holder. The reflector has a first open end, a second end, and a parabolic profile extending between the first open end and second end. The focus of the parabolic profile is located outside of the profile. The reflector may also be movable relative to the light source. The lighting device may include a circuit that delivers a pulsed or thermally compensated pulsed current to the light source. The light device may also include a heat sink housing.

Abstract: An emergency lighting device includes an internal battery, a switching mechanism, and one or more light sources. The light sources are electrically coupled to the internal battery through the switching mechanism. The switching mechanism includes a first contact and a second contact. Additionally, the switching mechanism is configured to receive an external mechanical disconnect male jack to electrically disconnect the light sources from the internal battery. In certain embodiments, the emergency lighting device is also electrically coupled to an external power source and includes a circuit breaker for providing power to the light sources from the external power supply during normal operation and for automatically providing power to the light sources from the internal battery in the event that power from the external power source fails.

Abstract: An electrical system for powering electrical circuits has a current varying device electrically coupled to a power consuming device and an exhaustible power source connector. A first microprocessor receives power through the exhaustible power source connector and communicates with a first signal modulator and demodulator. An inductor is responsive to the current varying device from which power is drawn. A second microprocessor receives power from the inductor and communicates with a second signal modulator and demodulator. The second signal modulator and demodulator receive power from the inductor.

Abstract: A portable light or other device having a safety lock may comprise: a light body for receiving a source of electrical power; a light head including a light source for producing light and engaging the light body; and a lock mechanism engaging the light body or the light head and including a threaded member and a lock member. Rotating the threaded member moves the lock member radially relative to the light body and light head for engaging the lock for preventing removal of the light head from the light body unless the lock mechanism is released by a tool. A lock support may be disposed for supporting the lock member when the lock mechanism is engaged. The lock mechanism may be retained on the light body or the light head when the lock mechanism is engaged and when the lock mechanism is released.

Abstract: A spot light includes a universal body, a light arrangement and a spot light accessory. The universal body includes a main body having a receiving compartment, and a light body, having a light cavity and a light opening, frontwardly and integrally extending from the main body. The light arrangement is supported by the universal body for generating illumination at the light opening. The spot light accessory includes a plurality of accessory elements selectively and detachably coupling with the universal body to transform the universal body from one configuration to another configuration so as to provide varieties of functional utilizations of the universal body.