Abstract: Disclosed is a net-reciprocating type electric razor having a head part and a body. The head part includes a main gear and auxiliary gears, a speed reduction gear having an auxiliary speed reduction gear, a first vibrator mounted on the auxiliary speed reduction gear, a first driven gear engaged with the auxiliary speed reduction gear, a second driven gear engaged with an auxiliary gear of the first driven gear, a second vibrator coupled to the second driven gear, and a reciprocating blade. The head part further includes a rotary frame and a stationary frame. The rotary frame includes the iron net, rotating pins to be inserted into holes of a cover, and a first coupler for the coupling of a vibrating shaft. The stationary frame includes protrusions for the coupling of the reciprocating blade, and a second coupler for the coupling of an eccentric shaft of the first vibrator.

Abstract: Disclosed is a net-rotating type electric razor(10) wherein rotary safety nets(12) are fitted into openings(111) of a cover(11), such that rotary blades(14) are rotated at a high speed by a drive motor(100) while being protected by the rotary safety nets. The electric razor comprises a net rotating vibrator(13) formed with a speed reduction gear(132), a first driving gear(15) and first driven gears(151) engaged with the speed reduction gear of the net rotating vibrator, a second driving gear(16) connected to the first driving gear(15) while being engaged with second driven gears(161), upper-side vibrators(17) mounted to the second driven gears(161), a third driving gear(18) connected to the second driving gear(16) while being engaged with third driven gears(181), and lower-side vibrators(19) mounted to the third driven gears(181).

Abstract: A device and method for controlling radio-frequency power in a wireless terminal are provided, by which radio-frequency power transmitted from the wireless terminal to a base station is flexibly controlled and transmitted.

Abstract: Provided are a device for and a method of electronic voting (e-voting) using a wireless terminal. The e-voting device comprises: a voter identity verifying unit which verifies a voter can be allowed to vote based on a certificate of the voter received from a wireless terminal of the voter over a mobile communication network; an encryption key management unit which creates an encryption key for encrypting the content of voting and transmits the encryption key to the wireless terminal; a vote information providing unit which provides vote information containing a list of possible voting selections to the wireless terminal; and a voting selection storing unit which decrypts the encrypted content of voting that a personal identification information of the voter has been deleted and stores its result. The present invention allows a voter to cast his/her vote in a simple and convenient way without time and travel demands, thereby increasing the voting rate, and also ensuring secrecy and anonymity.

Abstract: There are provided a method of manufacturing a nitride semiconductor light emitting device and the nitride semiconductor light emitting device manufactured by the method, the method including: forming a light emitting structure by sequentially growing a first conductivity nitride layer, an active layer and a second conductivity type nitride layer on a preliminary substrate for nitride single crystal growth; separating the light emitting structure in accordance with a size of final light emitting device; forming a conductive substrate on the light emitting structure; polishing a bottom surface of the preliminary substrate to reduce a thickness of the preliminary substrate; forming uneven surface structures by machining the preliminary substrate; selectively removing the preliminary substrate to expose portions of the first conductivity type nitride layer; and forming electrodes on the portions of the first conductivity type nitride layer exposed by selectively removing the preliminary substrate.

Abstract: The present invention relates to a cutting blade assembly of a rotation drum type electric razor, it includes a razor body on which an on/off switch is formed and in which a driving motor operated by the on/off switch is embedded, a driving support that is formed uprightly on the left and right side of the razor body faced each other and on the upper end of which a plurality of connection holes is formed, a power transmission means that is provided between the driving support and is connected to the driving motor to transmit a driving force, a cutting blade assembly that is shaft-connected to the connection hole of the driving support and to which a driving force is transmitted from the power transmission means to rotate at a high speed, and is provided with cutting blades, and a cover that is hook-connected to the upper surface of the razor body and on which a net covering the cutting blade assembly is formed.

Abstract: Disclosed is a hair clipper having a moving lower blade, in which the lower blade moves so that upper and lower blades reciprocate in opposite directions and cross each other. In the hair clipper, an eccentric cam is connected to a rotary shaft of a motor installed in a main body, and an eccentric shaft formed on the eccentric cam is inserted into a fixing groove formed in an upper blade fixing plate and vibrates horizontally, the lower blade is mounted on a blade support, such that the lower blade can move horizontally, and is fixed to one end of a link, the central portion of which is fixed to the blade support, and the other end of which is fixed to the lower surface of an upper blade fixing plate, to which an upper blade is fixed, and thus, when the upper blade fixing plate vibrates horizontally by the rotation of the motor, the lower blade vibrates on the blade support by the link in the direction opposite to the vibration of the upper blade.

Abstract: A multi type head moving shaver is disclosed. The multi type head moving shaver includes a housing provided with an ON/OFF switch and an inserting portion formed at a top of the housing, a connecting rod mounted inside the housing, the connecting rod being driven by a driving motor, a coupling member coupled to the inserting portion, the coupling member pivoting forward and backward, and a cutting head having a block coupled onto the coupling member, the cutting head pivoting together with the coupling member.

Abstract: Disclosed herein is a head-moving razor including a movable head part. The head-moving razor comprises a head cover having fitting parts and engaging parts, a double cutting blade disposed below the head cover and having insertion grooves, a supporting member having insertion bars, which are inserted into the insertion grooves, respectively, a moving member having engaging grooves, in which the engaging parts are engaged, respectively, the moving member also having through-holes and a bottom hole, a fixing member having protrusions, through-holes, and a bottom hole formed such that the moving member can be angularly moved back and forth about rotating pins, a vibrating member including a pair of vibrators while vibrating pins are attached to the vibrators, respectively, the vibrating member having inserting protrusions, and a drive motor having insertion holes, into which the inserting protrusions of the vibrating member are inserted, and rotors fitted on a motor shaft.

Abstract: The present invention relates to an electrically operated type of epilating device, and more particularly to an electrically operated type epilating device that has improved pinching plates and is capable of effectively pinching user's hair by placing an intermediate member having an intermediate pinching plate between the pinching plates. The epilating device comprises a main body housing, a motor, a motor gear, and a driving gear.

Abstract: A skin resurfacing device for peeling the outermost layer of the skin for renewing the skin surface and repairing skin damage including a housing, a skin sensor, and a skin treater. The skin treater consists of an abrasive tip, a first end, a transparent portion, a first filter, and a second end, all of which are detachable and replaceable. The skin treater is connected to a vacuum source by a tubular hose. The vacuum provides both closeness of contact between the abrasive tip and the user's skin and the suctioning of skin debris peeled off. The skin treater, especially the abrasive tip are made with common material and mass production process so that they are disposable and economic.

Abstract: Disclosed is a hair clipper having a moving lower blade, in which the lower blade moves so that upper and lower blades reciprocate in opposite directions and cross each other. In the hair clipper, an eccentric cam is connected to a rotary shaft of a motor installed in a main body, and an eccentric shaft formed on the eccentric cam is inserted into a fixing groove formed in an upper blade fixing plate and vibrates horizontally, the lower blade is mounted on a blade support, such that the lower blade can move horizontally, and is fixed to one end of a link, the central portion of which is fixed to the blade support, and the other end of which is fixed to the lower surface of an upper blade fixing plate, to which an upper blade is fixed, and thus, when the upper blade fixing plate vibrates horizontally by the rotation of the motor, the lower blade vibrates on the blade support by the link in the direction opposite to the vibration of the upper blade.

Abstract: Disclosed is a high speed link type reciprocating electric shaver in which an outer cutter and an inner cutter reciprocate in the right-to-left direction oppositely to each other so that reciprocating effect can be doubled due to only a same vibration speed of a motor. The electric shaver includes an outer cutter to reciprocate, and an inner cutter to reciprocate. The inner cutter is connected to a side of a vibrator connected to an eccentric shaft of a motor and reciprocates, and the other side of the reciprocating vibrator is connected to the outer cutter by a connecting linkage such that the outer cutter reciprocates in the direction opposite to that of the inner cutter by fixing a center of the connecting linkage to a case.

Abstract: A vertical nitride semiconductor light emitting device and a manufacturing method thereof are provided. In the device, an ohmic contact layer, a p-type nitride semiconductor layer, an active layer, an n-type nitride semiconductor layer and an n-electrode are sequentially formed on a conductive substrate. At least one of a surface of the p-type nitride semiconductor layer contacting the ohmic contact layer and a surface of the n-type nitride layer contacting the n-electrode has a high resistance area of damaged nitride single crystal in a substantially central portion thereof. The high resistance area has a Schottky junction with at least one of the ohmic contact layer and the n-electrode.

Abstract: Disclosed is a head tilting device of a slim electric shaver, which allows the electric shaver to be easily carried about when it is not used and a head to tilt from a housing when it is used.

Abstract: Disclosed is a head moving type electric razor in which a swing head and a head support can be separated more easily from a housing.

Abstract: Provided are a smart navigation system using a portable memory, and a control method thereof. The system includes the portable memory, and a navigation system. The portable memory stores special area information on a specific area. The navigation system has a map database for storing map data, and, when a current measured position is within the specific area, maps the special area information to the map data and displays the mapped special area information.

Abstract: The present invention relates to a hand piece used for vacuum suction type dermabrasion apparatus. The hand piece includes a replaceable dermabrasion tip installed into a tubular housing. The dermabrasion tip consists of a cylindrical upper stage and a cylindrical lower stage, the upper has a smaller diameter than the lower stage and an abrasive surface formed on the upper surface of the upper stage, and the lower stage has a diameter generally fitting to the diameter of the hollow and a plurality of suction holes are formed through the lower stage around the periphery of the upper stage.

Abstract: Disclosed herein is an electric razor having a doubly latched net support. The electric razor comprises a body unit containing a drive motor therein, and a head unit coupled to an upper end of the body unit. The head unit includes a head body, a cutting blade assembly received in the head body, and the net support having a safety net and tightly coupled to a top of the cutting blade assembly while being also coupled to the head body. The head body has seating recesses formed in a bottom thereof at opposite side locations of the bottom, shock-absorbing springs received in the seating recesses, respectively, upper and lower buttons embedded in opposite sidewalls thereof to be fixedly inserted into upper and lower fittings integrally formed at inner surfaces of the sidewalls, and upper and lower stepped portions formed at the inner surfaces of the sidewalls thereof at positions above the upper buttons and between the upper and lower buttons, respectively.