baber/WOPTO huggingface dataset:
Patent JP-2004001728-A (JP)
Title: Actuator for bicycle reduction gear shifting
Inventor: DAL PRA GIUSEPPE
IPC: B62M25/08
Filed: 2003-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To improve deformation precision of a quadrilateral linkage using an electric motor for gear shifting.  <P>SOLUTION: Actuator devices 10 and 100 for the bicycle gear shift are provided with a quadrilateral gear shift linkage 11. A first connecting rod 21 is integrally mounted on a bicycle frame, a second connecting rod 22 is opposed to the first connecting rod 21 in the quadrilateral gear shift linkage 11, and fixed at the support element of the gear shift linkage. A driver 12 having length variable along a driving axle 13 deforms the quadrilateral gear shift linkage 11. The driving axle 13 completely crosses a pin spindle 32 of at least one pin element 42 of two pin elements 41 and 42 and the driver 12 is operated between the pin elements and approximately crosses the pin spindles 31 and 32 of the pin elements 41 and 42.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004048691-A (JP)
Title: Piezoelectric oscillator
Inventor: SATO TOMIO
IPC: H03B5/36
Filed: 2003-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a piezoelectric oscillator which easily suppresses a vibrator current in simple circuit configuration.  <P>SOLUTION: A piezoelectric oscillation circuit is grounded by cascade connecting an emitter of a transistor TR2 and a collector of a transistor TR1 from a connection midpoint via a capacitor Ce. A collector of the transistor TR2 is connected to a power source Vcc, and connected from its base through a serial circuit of a piezoelectric vibrator Xtal and a capacitor C1 for a frequency control element to an emitter of the transistor TR1, and grounded from the emitter through a resistor Re. A base of the transistor TR2 is connected from the power source Vcc through a resistor RB3, connected to a base of the transistor TR1 by a resistor RB1, and further grounded from the base by the resistor RB2 to comprise a base bias circuit. Besides, the base of the transistor TR1 is grounded by the capacitor C2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004327910-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: TOTSUTA YOSHIHISA
IPC: H01L23/48
Filed: 2003-04-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device comprising a through electrode with superior conduction, and a method for manufacturing it.  <P>SOLUTION: The semiconductor device comprises a semiconductor substrate 1, a field oxide film 2 having a field oxide film opening part which is formed on a surface of the semiconductor substrate 2, an electrode pad 4 formed on the field oxide film 2, and a through electrode 15 electrically connected to the electrode pad 4 through the field oxide film opening part and a hole formed in the semiconductor substrate 1. The hole is formed in the opening part when viewed in a vertical direction of the semiconductor substrate 1.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004324613-A (JP)
Title: Temperature controller for prime mover
Inventor: IKEDA TATSUHIKO
IPC: B60L50/16
Filed: 2003-04-28
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the possibility that a feeling of incongruity is given to a driver and other occupants by preventing the situation where vehicle speed and acceleration are unpreparedly lowered.  <P>SOLUTION: In a hybrid vehicle, a route from an existing position to a set destination is set by a navigation controller 22 on the basis of road information composed of at least altitude information, and the quantity of heat generation of an engine 1 and a driving motor 2 as a prime mover in running on the route is estimated by a hybrid controller 21 based on route information of the set route. In this hybrid vehicle, when the temperature based on the estimated quantity of heat generation of the engine 1 and the driving motor 2 is estimated to exceed a predetermined temperature, the output of the engine 1 and the driving motor 2 is restricted or cooled in advance.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004329233-A (JP)
Title: Game machine
Inventor: TATEMATSU HIKONORI
IPC: A63F7/02
Filed: 2003-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine that attracts attention to a start means, modulates expectation of a lottery and improves the interesting property of a game.  <P>SOLUTION: The pachinko machine has an operation slot switch 224 detecting the entry of a ball into a second start slot, a second lottery means 620 for drawing lots for a prescribed result of a game on the basis of the entry of the game ball detected, a situation detection means 628 for detecting the entry situation concerning the entry of a ball when the game ball enters the second start slot, an advantageousness changing means 630 for changing the advantageousness of the lottery in the second lottery means 620 to an advantageous condition when the entry situation satisfies prescribed conditions. The probability of succeeding is changed to a higher level or a continuation of big wins brings about winnings for example.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004332829-A (JP)
Title: Shaft seal structure
Inventor: KANO YASUSHI
IPC: F16J15/18
Filed: 2003-05-08
Abstract: <P>PROBLEM TO BE SOLVED: To secure reliability correspondent to a temperature change in equipment by stabilizing leakage quantity in a range from a low temperature to a high temperature.  <P>SOLUTION: A shaft body 4 is inserted into a housing 2. A peripheral recessed groove 6 is formed in the shaft body 4. A seal ring 7 is fitted in the peripheral recessed groove 6. Coalescence part 8 is formed in the seal ring 7. When the coalescence part 8 is closed by thermal expansion of the seal ring 7 itself and leakage quantity of fluid is reduced, a leakage quantity is compensated by compensate means Q.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004071133-A (JP)
Title: Manufacturing method and manufacture device for near field optical head
Inventor: HIRATA MASAKAZU
IPC: G11B7/1387
Filed: 2003-05-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method and a manufacturing device for controlling the height of an optical aperture or a protuberance and an air bearing surface in a near field optical head.  <P>SOLUTION: A substrate 101 and a protuberance 108 formed on the substrate are covered with a shield film 102, and the shield film 102 is covered with a parent film 103 for an air bearing of which the thickness is greater than the sum of a height of the protuberance 108 and a thickness of the shield film 102. The shield film 102 of a part covering the protuberance 108 is exposed by etching the parent film 103 for the air. After detection of exposure of the shield film 102, etching is stopped directly. Since the detection of exposure of the shield film 102 can be made electrically, difference in the height between an aperture 106 and the surface of the air bearing can be highly accurately controlled.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004334027-A (JP)
Title: Moistureproof structure of optical waveguide type device
Inventor: TAMURA TSUGIO
IPC: G02B6/30
Filed: 2003-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical waveguide type device which has excellent moistureproof property with a simple structure and is capable of securing excellent reliability not only in environmental property but also in mechanical property.  <P>SOLUTION: A moistureproof sheet 2 is wound around the optical waveguide type device 1 and surrounds the same. The moistureproof sheet 2 is constituted by laminating a moistureproof thin film 2a and a moistureproof organic material 2b. For example, a metallic thin film comprising either one kind of aluminum, copper, and lead or an organic material thin film comprising polyvinylidene chloride is used as the moistureproof thin film 2a. As the moistureproof organic material 2b, resin, rubber or a combination thereof is used.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004341692-A (JP)
Title: Usb switch
Inventor: DEURA KATSUJI
IPC: G06F3/00
Filed: 2003-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a USB switch that quickly switches the connection destination of USB without hanging up a PC.  <P>SOLUTION: A host controller 13 is connected to a set of a keyboard 31 and mouse 32 via USB, and device controllers 21 and 22 are connected to the host controller via communication lines and to personal computers 21 and 22 via USB. A changeover switch 10 selectively permits communication between either device controller and the host controller to selectively connect the keyboard and mouse and either personal computer.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004342198-A (JP)
Title: Disk unit
Inventor: HAYASHI TOSHIRO
IPC: G11B33/02
Filed: 2003-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a disk unit which is advantageous in improving the operability and user-friendliness, and a caddie.  <P>SOLUTION: When the caddie 16 comes to an exit position in the state that an opening and closing lid 14 exists in an open position, the caddie 16 is moved by a user and is held in a projection position by a holding mechanism 20. The engagement and disengagement of an optical disk 2 with and from the caddie 16 are made possible in this state. When the caddie 16 is moved from the projection position to a loading position, the caddie 16 is held in the loading position by the holding mechanism 20. When the opening and closing lid 14 is closed in this state, the caddie 16 is located to a recording and reproducing position. The caddie 16 is engaged and held in the loading position and the projection position by the holding mechanism 20, respectively, and is therefore prevented from being dislodged from the opening and closing lid 14. Accordingly, the operability at the time of attaching and removing the optical disk 2 to and from the caddie 16 is improved and the loss of the caddie 16 can be prevented.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004340281-A (JP)
Title: Rolling device
Inventor: YAMAMOTO TOYOHISA
IPC: C10M107/38
Filed: 2003-05-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rolling device, hardly contaminating the external environment and having a prolonged life.  <P>SOLUTION: A rectilinear movement guide device 100 includes: a guide rail 1, a slider 2 and two or more balls 3, and a separator 8 formed of carbon porous material is interposed between the balls 3.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2003345857-A (JP)
Title: Processing simulation apparatus for spectacle lens
Inventor: KATO TAKEYUKI
IPC: B24B9/14
Filed: 2003-05-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a processing simulation apparatus for spectacle lens which can easily change the shape of an edge end of a spectacle lens by displaying a chamfered shape of the edge end on a display means and simulating it.   <P>SOLUTION: Lens shape data are inputted to an arithmetic control means (arithmetic control circuit 1b) and lens prescription values of the spectacle lens are inputted to the arithmetic control means (arithmetic control circuit 1b); and shapes (spectacle lens images LL and RL) of the spectacle lens based upon the lens shape data and lens prescription values are found by the arithmetic control means (arithmetic control circuit 1b) and displayed by the display means (display device 8) to simulate processing of the spectacle lens. In this processing simulation device for the spectacle lens, the arithmetic control means (arithmetic control circuit 1b) makes the display means (display device 8) display the chamfered shape of the edge end of the spectacle lens and is provided so that the chamfering position of the chamfered shape can be specified.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004345379-A (JP)
Title: Crawler frame of construction machinery
Inventor: FUKUSHIMA AKIRA
IPC: B62D55/10
Filed: 2003-05-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a crawler frame of construction machinery capable of easily manufacturing crawler frames of different sizes by using cast leg parts.  <P>SOLUTION: The crawler frame of construction machinery comprises a center frame having cast leg parts 20 on right and left sides of a center frame part 10, and right and left truck frames 2 provided on the right and left leg parts 20. The leg parts 20 are fixed to portions of a top plate 11, a bottom plate 12, a front plate 13 and a rear plate 14 of the center frame part 10 which are expanded from a circle stand 15, and the crawler frames of different sizes can be realized by changing the size of the center frame part 10.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004347158-A (JP)
Title: Condenser
Inventor: KAMIYAMA NAOHISA
IPC: F28F9/02
Filed: 2003-05-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a condenser for preventing the remaining of lubricating oil separated from a heat exchanging medium without narrowing the area of a heat exchange part.  <P>SOLUTION: The condenser comprises header pipes 11, 12 connected together via a plurality of heat exchanging tubes 21 and partition walls 18-20 for defining inside of the header pipes 11, 12 in the directions of their major axes, the header pipes 11, 12 and the heat exchanging tubes 21 being defined into a plurality of condensation parts 25-28 corresponding to the partition walls 18-20. On the upstream side in the flowing direction of the heat exchanging medium 29 near the partition wall 20 inside the lower header pipe 12 at its bottom portion 12a, a valve 40 and a pipe 41 are provided for sucking the lubricating oil 30 separated from the heat exchanging medium 29.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004346764-A (JP)
Title: Air lift pumping device
Inventor: TAKAHASHI MOKICHI
IPC: F04B17/05
Filed: 2003-05-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an air lift pumping device for pumping water from a high-depth water area.  <P>SOLUTION: This air lift pumping device 10 is provided with a heating section (heating chamber 30) to produce steam by heating water in the high-depth water area, and a pipeline 11 to raise steam produced by the heating section 30 together with water by passing through the inside thereof. Steam is produced by heating water, therefore, a stream rising in the pipeline 11 can be produced by producing bubbles even in the high-depth water area, and water can be lifted from the high-depth water area.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004344063-A (JP)
Title: Production method for block mat of porous hollow type or porous semi-hollow type, and protection and greening and construction method for slope or the like by the block mat
Inventor: KATAYAMA TOSHIMASA
IPC: A01G9/10
Filed: 2003-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide block mats enabling forming a continuous pattern through lining up and placing through intervals on a fiber sheet (mat) rectangular and circle doughnut-like hollow blocks which are produced using a resin material and a porous filter material such as wooden chips, and intended for contributing to a secure and positive protection construction for greening, improving construction efficiency and decreasing production cost.  <P>SOLUTION: The block mat comprises a product integrated with the porous hollow block and a sheet in a production process. It is possible to improve working efficiency and at the same time prevent erosion and disruption on the surface through lifting the porous hollow block mats with a crane and laying the mats making a surface incline and a product incline almost equally face-to-face.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004347987-A (JP)
Title: Image forming apparatus and method and device for fitting precision rotor for the apparatus
Inventor: SENOO SHINYA
IPC: F16D1/09
Filed: 2003-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus in which when a high precision rotor such as the photoreceptor of an image forming apparatus is fitted, accuracy after fitting of the high precision rotor is maintained in relation to the drive system problem, which is caused by eccentricity and a tilt decrease in a high precision rotor, such as a photoreceptor drive gear, in a fitted state, detachment is allowed, maintainability and fitting accuracy are obtained at the same time, a color smear is less, and high image quality is steadily obtained.  <P>SOLUTION: Between the precision rotor of the image forming apparatus and the rotating center shaft, an intermediate layer that is detachable from at least one of them is located. When the intermediate layer is uncured, it is rendered low viscous by high frequency vibration. By removal of the vibration, it returns to a high viscous state that is original. The intermediate layer comprises a substance having a property that rapidly cures by a curing means.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004355464-A (JP)
Title: Tool replacement command program and numerically controlled machine tool using same program
Inventor: AOKI DAISUKE
IPC: B23Q3/155
Filed: 2003-05-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a program for operating a machining center by commanding a plurality of command blocks for a series of accompanying operations in conventional tool replacement by a single command block.  <P>SOLUTION: The tool replacement command program having at least a tool replacement command block, a spindle rotation command block, a tool measurement command block, a coordinate system origin point moving command block, and a cutting liquid selecting command block can command the tool replacement command block, the spindle rotation command block, the tool measurement command block, the coordinate system original point moving command block, and the cutting liquid selecting command block by a specification code list and one command block prepared by using the specification code list.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004354341-A (JP)
Title: Apparatus and method for testing environment
Inventor: DEJIMA RYOJI
IPC: G01R31/30
Filed: 2003-05-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus and a method for testing an environment which prevents condensation on a circuit board in a testing chamber.  <P>SOLUTION: The apparatus for testing the environment includes an assembly 30, in which a housing 25 for forming the testing chamber of a minimum limit size, capable of containing the circuit board 20, is covered to coat the circuit board 20 on a connector chuck 40, by which the circuit board 20 is tightly fixed, and the interior of the housing 25 for forming the testing chamber is fixed to be tightly sealed. Cooled and heated low dew-point air is supplied from the supply port of this assembly 30 via a cooling unit 7 and a heating unit 8, the low dew-point air is circulated in the assembly 30 by discharging from an exhaust port, and the temperature of the surrounding environment of the circuit board 20 is changed. Thus, the environmental test of the circuit board 20 is conducted by energizing the circuit board 20, using an energizing unit 9, while the temperature inside the testing chamber forming housing 25 is made to change in this manner by low dew-point air.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005001414-A (JP)
Title: Pneumatic tire
Inventor: RACHI KEITA
IPC: B60C9/08
Filed: 2003-06-09
Abstract: <P>PROBLEM TO BE SOLVED: To enable design of varieties of performance by improving design flexibility, when reducing weight and frequency of failure by integrally structuring a carcass layer and a belt layer.  <P>SOLUTION: A cord 4a is laid in reciprocation while alternately turning back between bead portions 3 in both sides of a tire and an end portion area of a tread 1, to make cord 4a form the carcass layers 4, 4 that are in parallel with each other in a tire diameter direction and independent each other. End portions on a tire outside of both carcass layers 4, 4 are respectively locked to bead cores 6, 6. Between edge portions opposite to each other in a tire inside, a cord 5a that is not the cord 4a is alternately engaged to both edge portions and obliquely moved in a tire circumferential direction, and the pneumatic tire is integrally formed with the belt layer 5 wherein the cords are intersected each other.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005001020-A (JP)
Title: Dresser
Inventor: MATSUKAWA MASANORI
IPC: B24D3/00
Filed: 2003-06-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dresser which can grind abrasive grains of a wheel or the like with high accuracy in a wide range of applications of dressing.  <P>SOLUTION: The dresser 1 is formed of a disk-shaped base metal 2, an abrasive layer 3 circumferentially protruding from the base metal, and a center hole 4 formed in the center of the base metal 2, into which a rotation shaft is attached. The abrasive layer 3 is formed by bonding thereto abrasives 5 made of diamond or the like by means of a binder. The abrasive grains 5 are arranged on the abrasive layer 3 such that surfaces of the respective abrasive grains 5 are disposed in order and that the abrasive grains have different diameters. Therefore the abrasive grains are aligned on one surface of the abrasive layer 3 but not aligned on the other surface.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005004387-A (JP)
Title: Dispatch management system and method
Inventor: NITTA TETSUJI
IPC: G06Q50/22
Filed: 2003-06-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dispatch management system that can directly certify the fact that a dispatched worker has visited a destination and the facts of the visiting worker, residence time, or the like.  <P>SOLUTION: At the destination of a dispatched worker, two cards 102 and 104 send card IDs 136 and count values 140 to an authentication center system 108 via a telephone network 112. The authentication center system 108 determines whether the count values 104 are valid, and if they are valid, records the card IDs 136 plus a start or end 206 of a business service in association with date/time information 180. Information 184 and 186 on the dispatched worker and destination can be retrieved along with the data/time information 206.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004333461-A (JP)
Title: Method of identifying chirality of crystal
Inventor: INUI HARUYUKI
IPC: G01N23/20
Filed: 2003-05-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new method which easily identifies the chirality of a crystal.  <P>SOLUTION: An electron beam is allowed to be incident on the crystal from a predetermined direction. Bijvoet pair reflection using the diffraction of the electron beam is then obtained. By comparing the intensity of the Bijvoet pair reflection, the chirality of the crystal is recognized.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005005948-A (JP)
Title: Amplifier
Inventor: YAMAUCHI KAZUHISA
IPC: H03F3/60
Filed: 2003-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an amplifier having an input/output matching circuit where a plurality of transistors are connected in parallel, and the deterioration of a gain and the decrease of an output power are minimized.  <P>SOLUTION: This amplifier is provided with a plurality of transistors for amplifying power, an input matching circuit for distributing input power to the plurality of transistors, and an output matching circuit for compositing power amplified by the plurality of transistors. The input matching circuit is provided with an input matching substrate configuring one high frequency transmission line which is constituted of a ground conductor and a strip conductor and whose line width is fixed, and the strip conductor is provided with a plurality of input terminals at one end of the high frequency transmission path and a plurality of output terminals which are connected to the inputs of the transistors whose number is not less than the number of the input terminals respectively, at the other end of the high frequency transmission path.  <P>COPYRIGHT: (C)2005,JPO&NCIPI