Abstract: An electronic ink pen structure with an immediate charging function includes a casing, a refill, a light-emitting element, a double-layered capacitor, two conductive pieces, and a repositioning module. The refill is movably disposed in the casing, and has a pen nib on a front side that is exposed outside a front side of the casing. The light-emitting element is disposed in the casing, next to one side of the refill. The double-layered capacitor electrically connects with the light-emitting element. One side of each conductive piece is exposed outside the casing and the other side is disposed in the casing for electrically connecting with a positive side and a negative side of the electrode of the double-layered capacitor. The repositioning module is disposed between the light-emitting element and the double-layered capacitor, and the repositioning module has a magnetic repulsor for making the refill stay in its original position.

Abstract: A white light emitting device includes a first light emitting device, a photoluminescent phosphor, a second light emitting device, and a current adjuster. The first light emitting device has a light emitting layer made of semiconductor, and emits blue light. The photoluminescent phosphor completely absorbs light emitted by the first light emitting device to emit green light. The green light combines with the blue light to form cyan light. The second light emitting device has a light emitting layer made of semiconductor, and emits red light. The red light combines with the cyan light to form white light. The current adjuster is electrically connected to the second light emitting device to adjust the magnitude of the current transmitted to the second light emitting device, thereby controlling color temperature.

Abstract: A luminescence audio unit structure includes a holder, a vibrating membrane, a membrane tray and an electro luminescence piece; wherein an expanding opening is formed in front of the holder, a magnetic element and a voice coil are set in back of the holder; the voice coil is covered by the vibrating membrane, and the internal diameter of the membrane tray is adhered to the voice coil; the electro luminescence piece is stuck on the vibrating membrane and connected to the voice coil. Inputting audio frequency to the voice coil will oscillate the vibration membrane and the membrane tray. Therefore, sound wave is produced and the electro luminescence piece will radiate light with changes of the audio frequency.

Abstract: An LED module device at least HAS a circuit board, an LED chip and a conductive sheet. The circuit board has a groove. The conductive sheet is made of metal material having good electric and heat conductance effects, and is disposed below the circuit board. The LED chip is received in the groove. The lower side of the LED chip is electrically connected to the upper side of the conductive sheet. The upper side of the LED chip is electrically connected to the upper side of the circuit board with a lead. A gel covers the LED chip. The LED module device has the advantages of high brightness, better heat-radiating efficiency, convenient assembly and simplified fabrication process.

Abstract: A high brightness light-emitting device is disclosed. The brightness light-emitting device comprises a mini battery; a circuit board installed on a surface of the mini battery; a light-emitting chip installed on the surface of the mini battery, wherein the light-emitting chip has a positive pole of electrically connected to positive pole of the mini battery, and a negative pole connected to a conductive wiring, which is electrically connected to the circuit board, and wherein the light-emitting chip and the conductive wiring are together encapsulated by transparent glue to avoid oxidation damage; and a contact switch having one end electrically connected to the circuit board and the other end electrically connected to negative pole of the mini battery.

Abstract: An LED module structure has a circuit board, an LED chip, a metal sheet, a housing and a focusing lens. The metal sheet is disposed below the circuit board. The LED chip is received in a groove of the circuit board. The lower side of the LED chip is electrically connected to the upper side of the metal sheet. The upper side of the LED chip is electrically connected to the upper side of the circuit board with a lead. The circuit board and the metal sheet are received in the housing. The circuit board also achieves electric connection with the housing. The focusing lens is disposed above the LED chip. The LED module structure has the advantages of high brightness, better heat-radiating efficiency, convenient assembly and a simplified fabrication process.

Abstract: An LED module device at least HAS a circuit board, an LED chip and a conductive sheet. The circuit board has a groove. The conductive sheet is made of metal material having good electric and heat conductance effects, and is disposed below the circuit board. The LED chip is received in the groove. The lower side of the LED chip is electrically connected to the upper side of the conductive sheet. The upper side of the LED chip is electrically connected to the upper side of the circuit board with a lead. A gel covers the LED chip. The LED module device has the advantages of high brightness, better heat-radiating efficiency, convenient assembly and simplified fabrication process.

Abstract: An LED matrix module of the invention has a circuit board, a thermally conductive plate and a plurality of LED chips. A plurality of slots is formed through a circuit surface and a bonding surface of the circuit board. A positive trace and a negative trace respectively extend from an edge of the circuit board. The thermally conductive plate is attached onto the bonding surface of the circuit board. The LED chips are respectively mounted through the slots of the circuit board in a manner to attach on the thermally conductive plate. Each LED chip is further electrically connected to the positive and negative traces on the circuit surface of the circuit board respectively via a positive electrode wire and a negative electrode wire. The LED chips are directly attached onto the thermally conductive plate through which the heat dissipates. The high brightness of the LED is thereby ensured.

Abstract: A light emitting diode (LED) illumination structure has a button-sized battery, a circuit board, an LED chip and a contact switch. A positive electrode of the LED chip electrically connects to a positive electrode of the button-sized battery, and a negative electrode of the LED chip electrically connects to the circuit board via a conductive wire. A transparent molding material encapsulates the LED chip and the conductive wire. One terminal of the contact switch electrically connects to the circuit board while the other terminal connects to a negative electrode of the button-sized battery. Direct attachment of the positive electrode of the LED chip to the positive electrode of the button-sized battery provides electrical connection and heat dissipation from the LED chip through the button-sized battery to stabilize the high brightness characteristic. The LED illumination structure is thereby constructed with a reduced size.

Abstract: A marking device is provided for sawing apparatus having a sawing blade and a blade rack behind the sawing blade and supporting the sawing blade. The marking device comprises a fixing frame arranged on the blade rack, a marker arranged within the fixing frame and having a light source therein, a cylinder lens arranged on the fixing frame. A light emitted from the light source and passing through the cylinder lens forms a straight cutting indication line projecting on an article to be cut. The power of the marker and the trigger of the sawing blade can be simultaneously or independently turned on.

Abstract: An aquarium and laser device associated therewith includes a tank having a base and transparent continuous wall sealingly connected to the base and extending upward therefrom to form a container, and a laser device operably associated with the tank in a manner such that the laser device is powerable to cause a laser beam to traverse the tank. The laser device preferably includes an ornamental structure disposed on the base of the tank and has operably disposed therein a laser beam emitter connected to a power source. A method of using the same is also provided.

Abstract: A laser pointer including a hexagonal laser module case holding a laser module for projecting a laser beam, a hexagonal battery case longitudinally spaced from and connected to the laser module case by connecting plates and having a point at the bottom for aiming at a reference point on the ground during a correction of vertical alignment, a rack having a center block with a conical top tip supported between the laser module case and the battery case, and three equiangularly spaced legs respectively pivoted to the rack outside the battery case, the legs having a respective longitudinal outer plane, which is disposed in parallel with the laser beam of the laser module when the legs are collapsed, and a level mounted on the longitudinal outer plane of one leg for determining, or adjusting the longitudinal outer plane of the respective leg on, an even horizontal plane.

Abstract: A packing strap fastener including a looped locating plate having a trapezoidal block in the middle of the front end thereof, a packing strap having two opposite ends turned backwards to form two loops respectively inserted into the center opening of the looped locating plate, and a key having two parallel key blades respectively inserted through the loops thus formed at the two opposite ends of the packing strap permitting the trapezoidal block of the looped locating plate to be firmly retained between the tips of the key blades.

Abstract: An adjustable laser module mounting device which includes an inner socket fastened to a lens holder through a screw joint to hold a condensing lens by a rubber ring, a laser diode fastened to the inner socket at the back, an adjusting end block, and a printed circuit board connected between the laser diode and the adjusting end block. The focal distance of the condensing lens is adjusted by rotating the lens holder on the inner socket in either direction. The alignment of the laser diode with the condensing lens is adjusted by turning the adjusting end block in either direction.

Abstract: A computer time clock, which is to use a photo-electric mechanism to decode the card and to store the data in a built-in diskette, and which provides a complementary memory for storage of the data at time the built-in diskette is overloaded, which can also provide multiple alarms for additional functional control and burglar-proof setting in the night.