Abstract: A signaling device is disclosed comprising an electronic circuit positioned within a housing and comprising at least one LED, a light diffuser manufactured from a non-opaque material and a USB Port. Side edges of the housing each comprise a barb engaging slot therein. A cap end covering the USB port and comprising a pair of flexible fingers each comprising a barb-like feature for engaging respective ones of the barb engaging slots comprises an actuating part fabricated from a compressible rubberlike material which is secured towards a second end of each of the flexible fingers. Compressing the actuating part motivates the outer ends of the flexible fingers to move apart, thereby releasing the barb-like features from their respective barb engaging slot and allowing the cap to be removed from the housing.

Abstract: A child safety door latch system includes interchangeable pushbutton compression springs of varying tensions proportional to selected values of thumb opposition strength. A pair is selected for a predetermined age group. A pair of handles each contain one of the selected pair of compression springs and a pushbutton. A latch includes a latch compression spring and a latch slider. A master connector is coupled to the latch slider. In a locked mode, the selected pair of compression springs cooperate with the latch compression spring such that the latch protrudes from the latch sleeve, holding the door locked.

Abstract: There is disclosed a light pack for a paintbrush having a detachable bristle portion, characterized by one or more lights disposed adjacent to at least one side of the handle and aimed to emit light at an angle toward the edge when the bristles are bent when n object is painted. In an embodiment, the paintbrush comprises a handle having a gripping end and a bristle end, and a plurality of bristles having an edge to contact an object being painted, characterized in that the light pack is adapted to be positioned relative to the handle such that one or more lights in the light pack are aimed to emit light at an angle toward the edge when the bristles are bent when an object is painted.

Abstract: The LED lamp has a relatively long, narrow configuration similar to that of CFL bulbs. Because the lamp operates at relatively high power and produces significant lumens, a significant amount of heat is generated by the LED assembly. The interior envelope of the lamp, defined in traditional CFL bulbs by the fluorescent tubes, is used to house a heat sink having a shape and dimensions to fit inside of the form factor of the CFL tubes. The heat sink substantially fills the interior space of the optically transmissive enclosure in order to provide maximum surface area for dissipating heat from the LEDs. A plurality of fins may extend from the heat sink to the exterior of the lamp to dissipate heat from the LEDs to the ambient environment.

Abstract: A removable power supply cover assembly (116) for an infusion pump is disclosed. The assembly includes a housing body configured to removably attach to an infusion pump, a conductor assembly (1020) attached to the housing body, a power supply contact assembly, and a spring (1002) attached to the power supply contact assembly and the conductor assembly. An electrical coupling between a power supply to the conductor assembly is formed through the spring.

Abstract: A light source unit includes a socket, a heat dissipation member, a board and a semiconductor light emitting element. The socket has a first thermal conductivity and includes a portion that defines a first side and a second side. The heat dissipation member has a second thermal conductivity being higher than the first thermal conductivity. The board is disposed on the first side. The semiconductor light emitting element is supported by the board. The socket is an injection-molded member. The heat dissipation member includes a first portion and a second portion. The first portion is disposed on the first side, extends in a first direction, and supports the board. The second portion includes a portion extending in a second direction intersecting with the first direction, as a result of being subjected to bending processing. A part of the second portion is disposed on the second side.

Abstract: A collapsible lantern includes a base, an inner telescopic portion, an outer telescopic portion and a switch. The inner telescopic portion is movable relative to the base between a first, collapsed position and a second, raised position. The inner telescopic portion includes a light source and a power source. The outer telescopic portion includes a cap and is movable relative to the inner telescopic portion and the base between a first, collapsed position where the light source is covered by the cap and a second, raised position where the cap is spaced above the light source. Moreover, the outer telescopic portion is movable together with the inner telescopic portion, relative to the base, from the second position to a third, uppermost position. The switch is electrically connected between the light source and the power source and arranged to be off until the outer telescopic portion reaches the third position.

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 portable light or device may comprise: a light source or operative element; a switch for controlling energization of the light source or operative element; and a housing supporting the light or operative element and the switch. The housing has a compartment having a relatively larger transverse dimension in one region for receiving a battery having a corresponding larger transverse dimension and has a relatively smaller transverse dimension at least at one end thereof for receiving a battery having a corresponding smaller transverse dimension. At least one electrical contact in the compartment is movable for making electrical connection to batteries having a relatively shorter length and a relatively longer length.

Abstract: A lighting fixture having a louvered light shield is provided. The louvered light shield has at least one light emitting section with a plurality of alternating ridges and troughs. A plurality of sidewalls connect the ridges and troughs. A plurality of the ridges have a light exit opening therethrough. The light exit opening enables light from a light source of the lighting fixture to exit the lighting fixture.

Abstract: The present invention relates to a flashlight with a cylindrical battery housing at the end of which an electrically conductive contact surface is formed, an end cap, and a contact spring with contact points which connects a pole of a battery mounted in the battery housing to the contact surface of the battery housing. In order to reduce contact points and also enable secure and stable electrical contact, according to the invention it is provided that the contact points are arranged at opposite ends of the contact spring.

Abstract: An electronic reader system includes an electronic book and a stylus. The electronic book includes a battery and a cover. The stylus includes a pen body for writing on the electronic book to input data or commands into the electronic book, and an illumination member detachably attached to the pen body. The illumination member can be detached from the pen body and attached onto the electronic book, receiving electrical power from the book as it does so, to illuminate the electronic book.

Abstract: A flash light includes a housing having a front end and a rear end to define a fixed length from the front to rear end. The housing further has a light cavity and a power cavity for receiving power source. The light arrangement includes a lens disposed at the front end of the housing, a light source disposed within the light cavity, and a light adjustor movably coupling with the housing to selectively adjust a distance between the lens and the light source along a longitudinal axis direction of the housing for adjusting the illumination angles of the light beam without altering the fixed length of the housing. The flash light is adapted for selectively adjusting illumination angles to provide variety of light patterns.

Abstract: A light device is provided that includes a light source and electrical circuitry for supplying electrical power to the light source. The light device also includes a housing having first and second ends and a hollow interior defining a compartment for holding a power source. The housing comprises a woven fiber thermoset composite. The housing is made by applying woven fibers to a mandrel and impregnating the woven fibers with an epoxy and curing the epoxy impregnated woven fibers to form the thermoset composite housing. An electrical interconnect is provided within the housing having first and second resilient contacts for providing an electrical connection between the power source and the light source.

Abstract: A light device is provided that includes a light source and electrical circuitry for supplying electrical power to the light source. The light device also includes a housing having first and second ends and a hollow interior defining a compartment for holding a power source. The housing comprises a woven fiber thermoset composite. The housing is made by applying woven fibers to a mandrel and impregnating the woven fibers with an epoxy and curing the epoxy impregnated woven fibers to form the thermoset composite housing. An electrical interconnect is provided within the housing having first and second resilient contacts for providing an electrical connection between the power source and the light source.

Abstract: A flashlight having a handle with a clamp integrated therein, so that the flashlight can be used in either hands-free or in a portable mode. The handle of the flashlight can comprise clamp arms that are biased in a closed position, and can form a clamp, which can be affixed to an object. A battery housing can be disposed between the clamp arms, or one or both of the clamp arms.

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 an 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: Various lighting device implementations and related methods may be used to selectively provide various types of light in response to user-actuated controls. In one example, a lighting device includes a plurality of light sources, a body, a head, and one or more controls adapted to adjust operation of the light sources. The body includes a housing. The head includes a bezel adapted to rotate relative to the body to select between at least a first one of the light sources and a second one of the light sources. The head also includes a lens adapted to rotate eccentrically relative to a centerline of the head in response to rotation of the bezel. The lens includes a light inlet adapted to be selectively positioned over the first light source, the second light source, or neither of the light sources as the lens rotates eccentrically relative to the centerline of the head.

Abstract: Various structures are provided that may be advantageously used in one or more illumination device designs. In one example, a lens is movable among a plurality of light sources to facilitate selection of which light source is used to provide light for the illumination device. In another example, electric power is provided only to the light source that is used to provide light for the illumination device. Rotation of a bezel of the light source can determine which light sources provides light for the light source and which light source receives electric power.

Abstract: A structure for securing a conductive strip of a flashlight includes a flashlight main body formed therein with a receiving space for receiving batteries. The receiving space has a lateral surface formed with a groove whose cross-section tapers toward the center of the receiving space and is configured for receiving the conductive strip coupled to a switch assembly, along with an insulating element corresponding in width to the conductive strip and having a predetermined length. Once installed in the flashlight main body, the conductive strip is separated from the batteries in the receiving space, thereby preventing the batteries from overheating, which might otherwise result from direct contact with the conductive strip. The main body further has a rear end coupled with a pressing portion formed of a pliable material such that a switch of the switch assembly is switched on or off by pressing the pressing portion.

Abstract: Work light has LEDs that may require heatsink. Desired radiation pattern achieved by using optical components designed to produce beam or LEDs may have beams in different directions. Radiation pattern of LEDs may be changed by refractive-reflective optics or by convex lenses. Convex lenses may be hemispheres, other planoconvex shapes, concavo-convex shapes, or other shapes. Curved surfaces on any lenses may be spherical or aspheric. Ballast to operate the LEDs from line voltage AC or low voltage DC. Work light may contain batteries. The work light may be mounted on a stand. May have accessory mount. May have charging station. May have a paging transmitter to activate a paging receiver in work light. May have openings for heat transfer from heatsink to ambient air external to light.

Abstract: A lighting device in the form of a handheld flashlight is provided that includes a plurality of light sources. The lighting device also has a tail cap that engages the main body by way of a cam lock wheel to provide a closure to the battery compartment. A ribbon having four traces couples a bottom switch and negative contacts to control circuitry. The lighting device further includes multiple modes of operation having a plurality of switches that provide control in various lighting modes. The lighting device is configured to be powered by one number of batteries supplying a first voltage output and is configured to be powered by a second different number of batteries supplying a second different voltage output, and the batteries are installed in battery compartments.

Abstract: Disclosed herein is a multi-functional traffic signal stick, which has a red signal LED part for providing a signal stick function and a white signal LED part for providing a flash light function, and which a police officer carries on the road. The multi-functional traffic signal stick can be carried conveniently as a flash light by telescoping each joint of a length-adjustable flashing tube manufactured in an antenna type into a larger tube, and used as a signal stick, which is well seen from a far distance, by stretching each joint of the length-adjustable flashing tube like an antenna. In addition, the present invention can serve to inform danger or accidents when being mounted uprightly on the road or a proper place such that three supporting rods mounted on a grip part at regular intervals are unfolded to support the signal stick.

Abstract: A lighting device in the form of a handheld flashlight is provided that includes a plurality of light sources located within a swivel head pivotally connected to a main body. The main body has a yoke portion connected to the swivel head by a head attachment mechanism that includes locking detents to lock the swivel head into one of a plurality of positions. The lighting device also has a tail cap that engages the main body by way of a cam lock wheel to provide a closure to the battery compartment. The lighting device further includes multiple modes of operation having a plurality of switches that provide control in various lighting modes. The lighting device is configured to be powered by one number of batteries supplying a first voltage output and is configured to be powered by a second different number of batteries supplying a second different voltage output, and the batteries are installed in battery compartments and include spring biased contacts for ensuring proper orientation of the batteries.

Abstract: Methods and apparatus providing a compact illumination device with interchangeable adaptable insert components and a light source heat sink feature are disclosed. A compact illumination device generates high quality illumination with interchangeable insert components enabling the illumination device to functioning independently or in conjunction with existing devices. The heat sink feature includes a heat sink module adaptable to single or multiple LED configurations to provide optimal light quality for differing applications. The heat sink feature provides optimal heat dissipation from the light source and circuitry to maximize functional life of both the components. The illumination device has multiple operational modes that are customizable for application-specific requirements and controlled through mechanisms fully integrated into the housing assembly.

Abstract: A driver head, including a body with a connecting end, a control member, a light emitting element and a power supply element; a control member is pivotally installed in the transversal groove of the body; an electrically conducting plate is contained in the conducting groove of the control member; the outer circumferential surface of a light emitting element is in contact with the body; a plurality of power supply elements are installed in the third groove; a resilient element is installed in the third groove; the control member has a conducting groove, such that the electrically conducting plate can be installed in the conducting groove, and the control member can be turned to drive the electrically conducting plate or the control plane to contact the power supply element, for controlling an electric connection.

Abstract: A snapped together portable lamp assembly may be formed with a deformable reflector. Cutouts in the reflector form a resiliently flexible web that enables axially flexing to initiate a spring operated electrical switch. A covering lens may transmit the initiating force to turn the lamp on or off. The structure is compact, easily operated with a single touch and inexpensive to make.

Abstract: A headlamp (20) that is convertible to a lantern. In an embodiment, the headlamp (20) includes an extension housing (24) and a main housing (22). The extension housing (24) is translatable relative to the main housing (22). In a first position, when the extension housing (24) is fully pressed into the main housing (22), a primary light (44) for the headlamp (20) is illuminated, providing a headlight function. The opposite end of the main housing (22) may include, for example, a clip, clasp, or other suitable structure (34) for attaching the headlamp to a headband.

Abstract: Waterproof miniature LED device including a cylinder having a first housing part with an internal thread and a second housing part with an external thread and rotatably coupled to the first housing part via engagement of the threads, an LED light assembly mounted to the cylinder and a dome connected to the cylinder and covering the LED light assembly. The cylinder defines a chamber for receiving batteries. Each housing part is conductive to enable formation of an electrical circuit including the batteries, LED light assembly and conductive portions of the housing parts. Illumination provided by the LED light assembly is controlled by rotating the housing parts relative to one another causing formation or interruption of the electrical circuit. An elastic ring covers a space between the housing parts alongside the threads to prevent water from entering between the threads into the interior of the cylinder and interrupting the electrical circuit.

Abstract: A compact flashlight is configured such that it can be coupled to a key ring, as well as various other devices, and includes a locking mechanism that inhibits accidental opening and detachment from the ring or other device. The compact flashlight is further configured to allow the flashlight to be pointed in numerous directions while resting on a surface, and further allows for ease of battery replacement. The compact flashlight additionally includes a plurality of switches that are easy to operate, and includes both a momentary switch and an on-off switch.

Abstract: A light beam generator having an extensible battery housing for accommodating batteries of different lengths. A preferred embodiment of a battery housing includes a first tubular member rearwardly extending from the light beam generator's light source housing and including first threads thereon, and a second tubular member in telescoping relation with the first tubular member, the second tubular member including second threads thereon threadedly engaging the first threads.

Abstract: Disclosed is a method and apparatus for providing a solid state light emitter and driving circuitry integrated into a component module that will retrofit common incandescent light bulb applications. The disclosed embodiment is directed to the retrofitting of small flashlights using miniature bulbs, such as the Mini Maglite®. Because the emitter and driving circuitry cannot readily fit within the envelope of the bulb being replaced, the volume occupied by the module needs to be acquired from within the flashlight's interior, such as from part of the volume occupied by the reflector. In that case, the invention includes a replacement reflector supplied with the module. The invention provides that no original functionality of the flashlight is sacrificed. Consideration is also given to the conduction of heat from the light emitter and module.

Abstract: A battery powered flashlight is described that has a pivot contact with an off-center pivot point and/or battery polarization is described. The flashlight is configured to allow batteries to be dropped into place without interference with internal flashlight components.

Abstract: A compact flashlight is configured such that it can be coupled to a key ring, as well as various other devices, and includes a locking mechanism that inhibits accidental opening and detachment from the ring or other device. The compact flashlight is further configured to allow the flashlight to be pointed in numerous directions while resting on a surface, and further allows for ease of battery replacement. The compact flashlight additionally includes a plurality of switches that are easy to operate, and includes both a momentary switch and an on-off switch.

Abstract: A flash-bang projectile that generates one or more noise pulses and one or more flashes of light. In generating a noise pulse, the flash-bang projectile provides a housing that includes a gas chamber that entraps air. The gas chamber includes a compression device that, when the flash-bang projectile is shot or otherwise ejected by a gun or other form of ejection device, compresses the air that is entrapped in the gas chamber. A burst disk forms one wall of the gas chamber and is configured to rupture a selected time delay after the air has been compressed. Rupturing of the burst disk releases the compressed air entrapped in the gas chamber, allowing the air to be released through a horn nozzle, thereby generating a noise pulse. The flash-bang projectile may have more than one gas chambers, with associated compression devices, whose burst disks are configured to rupture with diverse time delays, in which case the flash-bang projectile can generate multiple noise pulses with corresponding delays.

Abstract: A flashlight with power supply adapter comprising a front light housing with a light bulb in the tip of the main body of the flashlight. There is a compartment in the main body for storing a rechargeable battery and a spare battery. There are also an on/off switch and a battery select switch for selecting between the rechargeable battery and the spare battery. During use, when the power of the rechargeable battery is drained, the flashlight can still be made to work by changing the battery select switch to the spare battery. As a result, the flashlight is still powered even after the main battery is used.

Abstract: A flashlight having a flashlight head and an electrically conducting battery chamber battery chamber is provided. The flashlight head has a light emitting object positioned therein and the battery chamber is adapted to be removably attached to the flashlight head. The battery chamber is also adapted to receive and make an electrical connection with at least one cell. A wave spring is positioned between said electrically conducting battery chamber and the flashlight head and the wave spring is at least partially compressed when the battery chamber is attached to the flashlight head. An electrical connection is made between the cell positioned in the battery chamber and the light emitting object through said wave spring.

Abstract: A self standing or base supportable modular cylindrical electric candle with multiple battery compartments of parallel pairs and dual end plate terminal contacts, which are compressed with a screwed compression to complete a lighting circuit with a bulb, LED or other lighting source. The plates are adapted to prevent incorrect battery placement. A candle emulating lighting source is contained within a transparent cylinder of the candle with the contact plates electrically connected to terminals of a flicker circuit emulating board. The board is adaptable to LEDs of different colors (e.g., red, green, blue or yellow). One end of the cylinder is closed with a cavity member having peripheral space for placement of visible indicia. A compression screwing handle is provided with a turn locking member to prevent unauthorized battery removal. The base is configured to be engaged by a supporting member or ground anchor.

Abstract: A flashlight in accordance with the present invention includes a chamber, end cap, head assembly and lamp holder assembly. The end cap includes a bowed tripod portion to facilitate standing the flashlight on a flat surface. The head assembly includes a reflector and a lens. In one embodiment of the invention, the head assembly includes an elliptical reflector. In accordance with another embodiment of the present invention, the flashlight having a elliptical reflector is matched with a negative or planar lens. In accordance with another embodiment of the present invention, the head assembly includes an hyperbolic reflector. In accordance with another embodiment of the present invention, the flashlight having a hyperbolic reflector is matched with a positive or planar lens. In accordance with another aspect of the present invention, the flashlight includes electrode connections which prevent the conduction of electrical energy from batteries which are improperly aligned within the flashlight.

Abstract: The present invention provides a unique dual mode, inline switch mechanism that is fully integrated into the rear cap of a flashlight assembly to provide a completely self contained and waterproof switching mechanism. The switch assembly further provides dual mode functionality including an ON position and a momentary ON position while also including a reliable OFF position that prevents the accidental activation of the light when the user desires that it remain off. The entire mechanism resides in the end cap of the flashlight assembly and includes an end cap structure that is designed to be rotatably attached to the end of a flashlight housing, a contact plate, a plunger, an insulator disk and an elastomeric cover. The switch mechanism is fully integrated on the interior of the flashlight providing the highly desirable, fully contained, in line functionality.

Abstract: A battery powered flashlight has a pivot contact with an off-center pivot point and/or battery polarization. The flashlight is configured to allow batteries to be dropped into place without interference with internal flashlight components.

Abstract: A light emitting diode (LED) flashlight that utilizes reflection techniques to maximize light provided by the one or more light emitting diode light sources. A reflection housing is connected to the flashlight housing and includes a light housing that is suspended within the reflection housing and positions the light source toward the flashlight handle. Reflective surfaces within the reflection housing receive the light emanating from the LED light source and reflect and re-direct the light out the transparent end opposite the flashlight handle.

Abstract: A miniaturized flashlight activated by external pressure by a push stem at one end of its casing, to energize its lamp. The flashlight includes a casing, for holding one or more batteries, and a front cap for holding a lamp contained within the casing, a resilient sleeve that engages the lamp, and likewise engages the front of the located battery, so as to provide for displacement of the lamp from the battery terminal during non-usage, but once the battery is urged forwardly, through pushing of its push stem, provides for illumination of the lamp, as it extends through the front cap for the battery. A rear end cap, just like the front cap, resiliently binds upon the back of the flashlight casing, to hold the light assembled, and a push stem extends through the back of the rear cap, readily available for physical manipulation forwardly to illuminate the light, during usage.

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 an 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 battery-operated lighting device for use with any one of several rechargeable battery packs, each battery pack having a pair of terminals and a different operating voltage. The lighting device includes a casing having first and second parts, a lighting unit including a light bulb located at the first casing part, and a battery chamber at the second casing part for receiving at least part of and locating the battery packs. The light bulb has an operating voltage. A pair of electrical contacts is located in the chamber for making electrical connection with respective terminals of a battery pack located by the chamber. The casing houses an electronic voltage regulating circuit that has an input and an output in electrical connection with the contacts and the light bulb, respectively. The circuit regulates the voltage of the battery pack to substantially the operating voltage of the light bulb for operating the light bulb.

Abstract: A flashlight has a pair of light emitting elements mounted on a pivotable switch actuator to place the light emitting elements in any one of an OFF position, a spot illumination position, and a flood illumination position.

Abstract: A flashlight comprises a housing having, for example, a tapered portion and a hole at a forward end thereof with a flexible/bendable extension including a solid state light source extending through the hole at the forward end thereof. A switch, preferably in a tail cap, selectively connects the solid state light source and at least one battery in the housing in circuit for causing the solid state light source to produce light. The flexible extension preferably makes electrical contact with the housing and/or preferably includes an insulating cover having an end retained in the housing.

Abstract: A flashlight is provided for differently sized batteries, each having a different length, a different cross sectional area, a positive pole and a negative pole. The flashlight includes an elongated body having a plurality of differently spaced and differently sized longitudinal grooves. Each groove is configured to retain one of the differently sized batteries so that the batteries lie parallel to each other with the negative poles of the batteries being coplanar and the positive poles of the batteries being variously located in different planes axially in the body. An end cap is screwthreadedly attached to a rear portion of the body. The end cap is formed with a contact ring selectively engageable and disengageable with the coplanar negative poles of the batteries. A reflector head is screwthreadedly attached to a forward portion of the body for holding a lamp therein. A multi-planar contact is interposed between the positive poles of the batteries and the reflector head, and engaged against the lamp.

Abstract: The present invention discloses unique flashlight head construction that includes an array of lighting elements individually arranged in a corresponding array of reflector cups. Each lighting element in the flashlight head of the present invention is individually contained within a single reflector cup that both collects and directs the emitted light while protecting the lighting element from damage. Further, the present invention provides a unique structure that facilitates the sealing of the flashlight head to enhance the manufacture of a durable and waterproof flashlight.

Abstract: A flashlight in accordance with the present invention includes a chamber, end cap, head assembly and lamp holder assembly. The end cap includes a bowed tripod portion to facilitate standing the flashlight on a flat surface. The head assembly includes a reflector and a lens. In one embodiment of the invention, the head assembly includes an elliptical reflector. In accordance with another embodiment of the present invention, the flashlight having a elliptical reflector is matched with a negative or planar lens. In accordance with another embodiment of the present invention, the head assembly includes an hyperbolic reflector. In accordance with another embodiment of the present invention, the flashlight having a hyperbolic reflector is matched with a positive or planar lens. In accordance with another aspect of the present invention, the flashlight includes electrode connections which prevent the conduction of electrical energy from batteries which are improperly aligned within the flashlight.