PURPOSE: A method for manufacturing a component mounting type printed circuit board is provided to decrease the number of component mounting processes by not using an additional adhesive. CONSTITUTION: A cavity which passes through a core layer is formed(S110). A first prepreg is laminated on the lower side of the core layer to cove the bottom of the cavity(S120). A bump is fixed to the upper side...

PURPOSE: A hexahedral black box for underwater structure repair work is provided to improve work efficiency and reduce costs to assembly and disassembly of blocks. CONSTITUTION: A hexahedral black box for underwater structure repair work comprises a top portion(200), a hexahedral main body, a ladder(210), a rubber packing part(350), a strong magnet(310), a watertight cover, a drainpipe(220), and a...

PURPOSE: A firmware update method and system for the same are provided to disperse an access point to an update server in order to receive a firmware file. CONSTITUTION: Each of a portable terminal determines time to connect to an update server(201). Each of portable terminals is connected to the time to the update server through the communication network. Each portable terminal updates the firmwa...

PURPOSE: A retainer ring for polishing a wafer is provided to reuse a frame ring by maintaining the shape of the frame ring even though the synthetic resin part of the retainer ring is replaced and used several times. CONSTITUTION: A frame ring(20) made of metal materials is mounted on a carrier. An intermediate member(60) made of synthetic resin materials is combined with the frame ring. A retain...

PURPOSE: A motor device for automatically returning an actuating lever is provided to reduce fabrication costs and to improve a space conjugation rate. CONSTITUTION: A motor device for automatically returning an actuating lever comprises a casing(36), a motor(16), an operation member, a lever fastener(40), a power-off sensor, and a cover(12). The casing has open top and a through-hole(30) on a sid...

PURPOSE: An international communication selecting roaming service system and method thereof are provided to select an international communication path through a roaming interface program. CONSTITUTION: A roaming terminal(110) designates an international communication path through a roaming interface program. The roaming terminal receives a roaming service through the international communication pa...

PURPOSE: A cylindrical black box for repair work is provided to enable two more operators to simultaneously perform underwater work in two places. CONSTITUTION: A cylindrical black box for repair work comprises a top portion(200), a cylindrical main body(300), a ladder(210), a rubber packing(350), a strong magnet(310), a watertight cover, a drainpipe(220), and a crane(370). An opening and closing ...

PURPOSE: A method for controlling the side polishing amount of an optical fiber and the side polishing apparatus of an optical fiber are provided to precisely and simply control the side polishing amount of an optical fiber. CONSTITUTION: A side polishing apparatus of an optical fiber comprises a rotator(100), a sensor part(120), a driving part(200), a measuring part(400), and a controlling part(5...

PURPOSE: A variable length 8 parallel reed-Solomon code device, a decoding device, and a method thereof are provided to design common a reed-Solomon coder and decoder using the code of a variable length. CONSTITUTION: An input unit(500) is inputted a variable length 8 parallel message symbol for a fixed cycle according to a code length information signal at every clock cycle. A re-ordering decisio...

PURPOSE: A lens-focus calibrating device of a camera module is provided to enhance the productivity of a camera module since simple and rapid focus calibrating is possible and the focus calibrating cycle of the camera module is greatly decreased. CONSTITUTION: A lens-focus calibrating device of a camera module comprises a jig unit(1100) and a calibrating unit(1200). A camera module(20) with lens(2...

PURPOSE: An ultraviolet ray sterilization wallet is provided to maintain paper money in a clean state by using ultraviolet ray. CONSTITUTION: An ultraviolet ray sterilization wallet comprises a wallet unit and an ultraviolet sterilization unit. In the wallet unit, a paper money keeping unit(11) is formed. The ultraviolet sterilization unit is installed in the paper money keeping unit. The ultravio...

PURPOSE: A score board counting device is provided to count scores by rotating number cards of the score board by turning a rotating handle. CONSTITUTION: A score board counting device comprises a table calendar type score board, a rotary shaft(20), a sliding rod(30), a torsion spring(40), a movable housing(50), and a rotating handle(60). The torsion spring is located in the outer circumference of...

PURPOSE: A lighting system is provided to arrange an expression part made of multiple layers as a single body type, thereby improving the durability of an apparatus. CONSTITUTION: A lighting part(110) is arranged as a flat board shape with a predetermined thickness. The lighting part is divided into an expression part(111) or a non-expression part(112). A reflection pattern is arranged in the rear...

PURPOSE: A manufacturing method of a membrane electrode assembly is provided to manufacture a membrane electrode assembly having improved durability because the drainage of water and the supply of fuel are easy due to a catalyst layer thereof having natural pores, and to form a catalyst layer having various compositions easily. CONSTITUTION: A manufacturing method of a membrane electrode assembly ...

PURPOSE: A styrene-based thermoplastic resin composition is provided to minimize the formation of sludge on the surface of a mold, extrusion die and screw in injection and extrusion processes. CONSTITUTION: A manufacturing method of an styrene-based thermoplastic resin composition comprises: a step of manufacturing a solution consisting vinyl cyan-butadiene-vinyl aromatic hydrocarbon-based copolym...

PURPOSE: Thrifty gloves are provided to save costs by using the thrifty gloves regardless of the right and left. CONSTITUTION: Thrifty gloves are constituted as follows. In the thrifty gloves, a thumb(301) is located in the right center of the palm. When the right and left gloves are changed, the position of fingers except for the thumb is changed. The size of an index finger(302) has the same siz...

PURPOSE: A self-generation infrared ray lamp comb is provided to be beneficial to the scalp through a massage effect. CONSTITUTION: A self-generation infrared ray lamp comb is constituted as follows. The infrared ray lamp comb changes pushing power of a button or a lever into electricity, lights a comb region, and makes the supply of the electricity unnecessary. In a handle portion, acupressure pr...

PURPOSE: A ring watch using a solar cell for driving an electronic doll is provided to give a user a feeling of enjoyment by driving an electronic doll with the power supplied from a solar cell when the user checks time. CONSTITUTION: A ring watch using a solar cell for driving an electronic doll comprises a solar cell(5) which produces electricity from the sunlight and a storage unit which stores...

PURPOSE: A producing method of a functional beverage using black garlic is provided to use a black garlic concentrate or black garlic powder to obtain the beverage. CONSTITUTION: A producing method of a functional beverage using black garlic comprises a step of inserting 3-20wt% of black garlic concentrate or black garlic powder into soft drink containing carbon dioxide. The soft drink can be repl...

PURPOSE: An electrical chuck engine is provided to reduce an operation cost due to no fuel use and protect environment since pollutants are not discharged. CONSTITUTION: An electrical chuck engine is as follows. An electrical system makes 220~290v from 12v battery using a voltage controller, 90~180v DC is applied through a current terminal in the order of 1,2,3,4 or 1,4,2,3 from a distributor to m...