baber/WOPTO huggingface dataset:
Patent JP-2002305411-A (JP)
Title: Antenna reflection mirror
Inventor: TSUJIHATA AKIO
IPC: H01Q15/20
Filed: 2001-04-03
Abstract: PROBLEM TO BE SOLVED: To promote simple constitution, small size and light weight and to contribute to directivity control of high reliability and precision. SOLUTION: A mirror surface, installing part of a truss structural body 11, is constituted into a parabola form which is asymmetric with respect to xy plane, which is formed of a focus, an intersection where the center axis of a beam outputted from the focus intersects a parabola surface, and a bore sight direction, where the beam is reflected from an approximate center of the parabola surface. A conductive mesh 13, forming an antenna mirror surface, is disposed under tension to the mirror surface installing part, in such a manner that the mirror surface is foldable and extendable. The truss structural body 11 is fixed and arranged at a prescribed position, with respect to a space navigation body 10 via a support boom 12.
Patent JP-2002304956-A (JP)
Title: Flat cathode-ray tube, electron gun for the same and method for manufacturing the gun
Inventor: MIURA ATSUSHI
IPC: H01J9/02
Filed: 2001-04-03
Abstract: PROBLEM TO BE SOLVED: To improve deterioration of picture quality caused by occurrence of a coma, by deviating an electron beam from a tube axis before it enters into a main lens by the magnetic field of a magnet disposed on the outside of a neck part, in a flat cathode-ray tube. SOLUTION: This flat cathode-ray tube is equipped with an electron gun 281 in which the center of a main focus lens 35M is aligned to the tube axis 32, a deflection yoke, and the magnet 33 (33A, 33B) disposed on the outside of the neck part, and is formed by separating the pre-focus lens 35P of the electron gun 281 from the tube axis 32.
Patent JP-2002299540-A (JP)
Title: Semiconductor device and manufacturing method therefor
Inventor: MIYAKI YOSHINORI
IPC: H01L23/495
Filed: 2001-04-04
Abstract: PROBLEM TO BE SOLVED: To improve a reflow property in lead free. SOLUTION: A semiconductor device is composed of a cross tab 1g supporting a semiconductor chip 2 for which an area joined with the semiconductor chip 2 is smaller than the back surface 2b of the semiconductor chip 2, a wire 4 connected to the pad 2a of the semiconductor chip 2, a plurality of inner leads 1b arranged around the semiconductor chip 2 for which a silver plating layer 1a is formed at a wire joining part 1j, a mold 3 resin-sealing the semiconductor chip 2, and a plurality of outer leads 1c exposed from the mold part 3 for which a lead free metal layer 1m is formed on a surface 11 to be mounted. The plane size of the mold 3 is formed to be 28 mm×28 mm or smaller and also 1.4 mm or smaller. Thus, the reflow property is improved and the lead-free device is attained.
Patent JP-2002302765-A (JP)
Title: Sputtering method and sputtering apparatus
Inventor: KITAI TAKAHIRO
IPC: G11B7/26
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To determine the optimum discharge start point of time for producing non-defective disks for rotating bodies, even when the time required for the consistent discharge is different, when different films are laminated for deposition, when the conditions are different such as the power source and the vacuum pressure for discharge, and when the conditions are changed for deposition such as vacuum pressure and the output of the power source. SOLUTION: The output command 10 of the power is output to the power source while measuring the actual rotating speed of the body 4, the feedback value of the output power from the power source is captured, the time required before the discharge is consistent is automatically measured a plurality of times, the discharge start position corresponding to the absolute position of the rotating body is automatically operated, and the output command 10 of the power of the power source 8 is output when the rotating body arrives at the position.
Patent JP-2001349395-A (JP)
Title: Automatic transmission mechanism
Inventor: MORI ATSUSHI
IPC: F16H3/66
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To provide a multistage transmission mechanism capable of setting appropriate gear ratio of the whole transmission mechanism and a reduction gear ratio step of each gear stage so as to satisfy demand as an automobile and attaining miniaturization. SOLUTION: This automatic transmission mechanism comprises one simple planetary gear DP and a pair of planetary gears PU, and ring gears R1 and R2 are integrally connected to each other and a carrier CR2 and a ring gear R3 are integrally connected. First to sixth gears and reverse gear shown in the velocity diagram can be obtained by motion of each of clutches C-1 to C-3 and brake B-1 to B-2 shown in the motion diagram. Appropriate gear ratio width and reduction gear ratio step are obtained by setting as shown in the figure of the gear ratio λ.
Patent JP-2002312089-A (JP)
Title: Interface cable having noise suppressing function
Inventor: TANI TAKAO
IPC: H01B7/00
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To provide an interface cable having a noise suppressing effect. SOLUTION: A winding type inductance elements 11 generating inductance L1, L2, L3, L4, L5 to each wire of signal lines 21, 22, electric power line 23, 24, and an earth line 25 are built in a connector 33 of an interface cable 34 connecting the personal computer 36 and a peripheral device 35 of the personal computer 36.
Patent JP-2002302360-A (JP)
Title: Emergency stop device for elevator
Inventor: SATO TAKESHI
IPC: B66B5/22
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To prevent the degradation of rigidity of an emergency stop device 20 for an elevator having plural sets of safety gears 21a, 21b and avoid excessive force on the safety gears 21a, 21b during operation. SOLUTION: The right and left safety gears 21b, 21b are connected to each other via a connector 40 and a rod 24 to be pulled up during emergency stop is connected to clamps 27a, 27b for the upper and lower safety gears 21a, 21b via an elongate hole.
Patent JP-2002313196-A (JP)
Title: Electric contact member and manufacturing method for the same
Inventor: KIKUCHI SHIGERU
IPC: H01H1/02
Filed: 2001-04-13
Abstract: PROBLEM TO BE SOLVED: To provide an electric contact member with big current cutting prop erty, high voltage resistant property, fusion resistant property, low manufactur ing cost, and excellent productivity, and to provide a manufacturing method of the same. SOLUTION: The electric contact member is composed of a matrix made of metal in which, flat plate-shaped fire resistant metal powder is dispersed. The flat surface of the fire resistant metal is made to orient toward one direction, and a contact face of the electric contact member is made parallel with the flat surface of the fire resistant metal.
Patent JP-2002306801-A (JP)
Title: Device for game
Inventor: OTA HIROSHI
IPC: A63F7/02
Filed: 2001-04-16
Abstract: PROBLEM TO BE SOLVED: To provide a device for a game by which precise business data can be totalized. SOLUTION: The device for a game for collecting game-related information concerning a game machine 1 is provided with a special game state signal detection means 41 for detecting the output state of a special game state signal outputted from the game machine in a special game state, a game value giving signal detection means 42 for detecting a game value giving signal concerning giving of a game value and a real special game state generation means 43 for setting a prescribed monitoring time after the detection of the output state of the special game state signal by the special game state signal detection means is no longer detected and judging whether the game value giving signal is to be detected by the game value giving signal detection means within a monitoring time.  When the game value giving signal is detected within the monitoring time, the real special game state generation means judges the real special game state by prolonging the special game state time specified from the special game state signal in connection with this monitoring time.
Patent JP-2002306918-A (JP)
Title: Gas separating method and device thereof
Inventor: KAWAI MASAHITO
IPC: B01D53/04
Filed: 2001-04-16
Abstract: PROBLEM TO BE SOLVED: To provide a gas separating method and a device therefor, which device concurrently separates and collects a plurality of components from a gas mixture at high purity and is based on the PSA method which is simple in the arrangements, is easy in the operation and is low-cost. SOLUTION: The gas mixture which contains main gas components of two components or more such as air MA is compressed by a compressor 1 as a raw material gas mixture M. The process in which the compressed gas mixture is allowed to flow through an adsorption cylinder 2A which is packed with an adsorbent which hardly adsorbs a first main gas component of oxygen and easily adsorbs a second main gas component of nitrogen and the enriched gas MO of oxygen which is the first main gas component is separated and collected as the first product gas and the process in which the air MA of the raw material gas mixture M after the compression is allowed to flow through an adsorption cylinder 2B which is packed with the adsorbent which easily adsorbs the first main gas component of oxygen and hardly adsorbs the second main gas component of nitrogen and the enriched gas MN of nitrogen which is the  second main gas component is separated and collected as the second product gas are periodically switchingly driven, and thus, the first product gas and the second product gas are concurrently produced from the gas mixture.
Patent JP-2002224417-A (JP)
Title: Slot machine and unit for game
Inventor: HAMANO MASAHIRO
IPC: A63F5/04
Filed: 2001-04-18
Abstract: PROBLEM TO BE SOLVED: To significantly enhance the convenience when a slot machine performs a dispensing processing of game media. SOLUTION: When a player feed a prepaid card into an intermachine 2 and a dispensing switch 26 on the side of the slot machine 3 is operated, a dispensing demand signal is transmitted to the slot machine 3 from the intermachine 2. The slot machine 3 is provided with a credit selection switch 28 and an output selection switch 29, and when the credit selection switch 28 is set to the ON position, a processing is carried out to store medals in an electronic data with respect to the dispensing demand signal. On the other hand, when the output selection switch 29 is set to the ON position, a medal dispensing processing is executed by a method for putting out medals onto a medal receiving tray 31 using an internal medal output device of the machine body.
Patent JP-2002316686-A (JP)
Title: Four-wheel off-road vehicle
Inventor: NODA TADATSUGU
IPC: B62M9/08
Filed: 2001-04-19
Abstract: PROBLEM TO BE SOLVED: To provide a four-wheel off-road vehicle capable of detecting abnormalities such as wear to a V-belt and improper adjustment without removing a cover of a V-belt type drive, annunciating it to an occupant, restraining an increase in engine speed after detecting it, and forcing the occupant to replace the V-belt. SOLUTION: In the four-wheel off-road vehicle having a V-belt type transmission (V-belt type drive) for transmitting an output of an on-vehicle engine to a driving wheel, there is provided a contact-type sensor 3 for detecting the swell of an trajectory of the V-belt for V-belt type drive. The detected results by the sensor 3 are anunciated by decreasing the engine speed, switching a drive system from 4WD(4-wheel driving) to 2WD(2-wheel driving) for example, or flashing a speed indicator, for example, of an indicator panel P.
Patent JP-2002320084-A (JP)
Title: Image pickup device
Inventor: SAKAMAKI MASAYASU
IPC: G06T3/00
Filed: 2001-04-19
Abstract: PROBLEM TO BE SOLVED: To provide an image pickup device by which time for reading an image surely is reduced. SOLUTION: The device is provided with a reading means 11 for reading the image, a storage means 1 for storing a plurality of sheets of images read by the reading means, a detection means 2 for detecting the moving quantity of the image from the plurality of sheets of images read by the reading means, and compositing means 3 and 4 for compositing the plurality of sheets of images stored in the storage means for making a single image when the moving quantity of the image detected by the detection means is not larger than a prescribed value.
Patent JP-2002336483-A (JP)
Title: Game machine
Inventor: NAGATA SATOSHI
IPC: A63F7/02
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a game machine in which a pattern display device can be arranged outside a game area, so that components forming a board provided in the game area can be effective arranged, and a front frame for opening and closing is not integral with the pattern display device preventing the front door from becoming heavy. SOLUTION: A pachinko game machine 1 has an LCD display device 4b varying patterns in response to entry of a pachinko ball into a first type start opening 17 or the like provided in the game area 2 of a game board T1. The LCD display device 4b is arranged separately from a front door 9, and the front door 9 has an opening Y1 into which the LCD display device 4b can be visibly fitted. A transparent cover K1 for protection is provided on the front of the LCD display device 4b.
Patent JP-2002320294-A (JP)
Title: Semiconductor electret capacitor microphone
Inventor: TAKEUCHI TAKANOBU
IPC: H04R19/01
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a small-sized semiconductor electret capacitor microphone at a low cost, in which the S/N ratio is improved and which has high reliability. SOLUTION: The rear of a semiconductor IC chip 2 is used as one end of a capacitor for the electret capacitor microphone.
Patent JP-2002319133-A (JP)
Title: Optical disk unit, optical disk, and optical disk recording method
Inventor: KASHIWABARA YUTAKA
IPC: G11B7/126
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To provide an optical disk unit having a waveform compensation function to carry out an appropriate waveform correction even when a digital system is used for an identification system. SOLUTION: The optical disk unit is provided with a detecting part PU which irradiates an optical disk with a laser beam to detect a data stream according to the waveform pattern of a predetermined time period according to a reflected wave, an ideal signal generating part 16 which generates the data stream of the ideal signal of the predetermined time period according to the data stream of the predetermined time period, a parameter calculation part 19 which compares the data stream of the detected predetermined time period with the data stream of the predetermined time period of the generated ideal signal and determines the amount C of waveform compensation on this basis, a recording waveform generating part 11 which generates a recording waveform pulse P on the basis of recording data R from the outside and the amount C of waveform compensation,  and a pickup PU which irradiates the optical disk with the laser beam according to the recording waveform pulse P to record recording data.
Patent JP-2002319042-A (JP)
Title: Automatic ticket examination system
Inventor: ARAI KIMIYOSHI
IPC: G06Q50/00
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To allow a passenger to know an automatic ticket examination device allowing his/her passage previously (before the passage through the ticket examination device) to prevent confusion when the passenger passes through the ticket examination device. SOLUTION: In this system, processing such as display is executed between the automatic ticket examination device mounted with the Bluetooth function, and a portable terminal such as a PDA and a PHS, and a portable telephone each mounted with the Bluetooth function before the passage through the ticket examination device. Thereby, because the passenger previously knows which ticket examination device he/she accesses before the passage through the ticket examination device, he does no need to panic.
Patent JP-2002316196-A (JP)
Title: Performance test method for sludge handling apparatus
Inventor: NAKAGAWA TAKASHI
IPC: F04B15/02
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To provide a performance test method for a sludge handling method enabling the performance to be sufficiently and accurately grasped. SOLUTION: A pulp slurry prepared by mixing water, pulp, and a flocculant is used as a pseudo-sludge in the performance test of a sludge handling apparatus. The flocculant enhances the hydrophilicity of pulp, inhibits the separation of water from pulp, enables homogeneous mixing, and improves the viscous fluidity, thus giving a pseudo-sludge having properties similar to those of sludge. By adjusting the pseudo-sludge to a specified concentration, a reproducible performance test can be conducted.
Patent JP-2002316742-A (JP)
Title: Sheet feeder
Inventor: KATAYAMA HIROFUMI
IPC: G03G15/00
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To provide a sheet feeder that is silent even at a high-speed feed of a recording sheet by not only preventing collision noise when a leading edge of the recording sheet butts against a sheet guide plate but also preventing collision noise when a trailing edge passes through sheet feed rollers. SOLUTION: The sheet feeder comprises the pair of sheet feed rollers rotated with the recording sheet in between to feed the recording sheet away, the outer and an inner sheet guide plate arranged downstream of the sheet feed rollers in the feed direction of the recording sheet and opposed with the feed path of the recording sheet in between to constitute a bend portion of the sheet feed path, and a flexible auxiliary guide member disposed on an inner surface of the outer sheet guide plate so as to block the side into which the sheet feed rollers feed the recording sheet away, provided with a free end spaced from the outer sheet guide plate at an end nearer to the sheet feed rollers, and fixed at the other end to the outer sheet guide plate.
Patent JP-2001358557-A (JP)
Title: Dual surface acoustic wave device
Inventor: UEDA MASANORI
IPC: H03H9/25
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To provide a dual surface acoustic wave device having a superior passband characteristic in a high frequency band including a GHz band. SOLUTION: An input terminal (in) is connected to the primary side electrodes (31A)1 and (31B)1 of comb-shaped electrodes 31A and 31B. The secondary side electrode (31A)2 of the comb-shaped electrode 31A is grounded, and the secondary side electrode (31B)2 of the comb-shaped electrode 31B is connected to the primary side electrodes (31C)1 and (31D)1 of comb-shaped electrodes 31C and 31D. The secondary side electrode (31C)2 of the comb-shaped electrode 31C is grounded and the secondary side electrode (31D)2 of the comb-shaped electrode 31D is connected to the primary side electrode (31E)1 of a comb-shaped electrode 31E and an output terminal (out). Reflectors 32A and 32B are arranged so that they sandwich the comb-shaped electrode 31A.  The reflectors 33A and 33B are arranged to sandwich the comb-shaped electrode 31B, reflectors 34A and 34B the comb-shaped electrode 31C, reflectors 35A and 35B the comb-shaped electrode 31D and the reflectors 36A and 36B the comb-shaped electrode 31E.
Patent JP-2002001406-A (JP)
Title: Module constructional rolling mill, in particular skew rolling mill r disher rolling mill
Inventor: HOFFGEN WALTER
IPC: B21B19/02
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To harmonize a rolling stand frame into power generated through the rolling process by simplifying fabrication, handling procedures and construction of a rolling stand frame. SOLUTION: A module constructional rolling mill, in particular a rolling stand frame of a skew rolling mill or a disher rolling mill provided with a roll supported rotatably by the rolling stand is formed by a cast metal housing, a welded metallic plate housing, or a forged housing and this housing is fixed to a sole plate fixed firmly and cast on a foundation. The rolling stand frame can be composed of a double housing frame 7, 8 fixed and opposed to the sole plate, and this double housing frame is provided with an upper side cassette 9 for the upper roll unit 11 isolating the frame and a lower side cassette 10 for the lower roll unit 12, and both double housing frames are fastened tightly and fixed each other by a plurality of tensile elements 13 placed vertically and/or horizontally.
Patent JP-2002325471-A (JP)
Title: Pid speed control method in motor drive system
Inventor: NAKAYAMA MASARU
IPC: H02P29/00
Filed: 2001-04-25
Abstract: PROBLEM TO BE SOLVED: To realize stable speed control in a motor drive system, using only PID control, regardless of the existence of a nonlinear element, such as backlashes in the motor drive system. SOLUTION: When the speed control of a motor drive system is carried out by PID control, sufficient conditions for the stability of a control system are introduced, and a measure which can set respective constants of a PID controllers so as to satisfy the sufficient conditions for stability is taken. With such a constitution, the stable control can be realized, regardless of the existence of a nonlinear element, such as backlashes in the motor drive system.
Patent JP-2002315538-A (JP)
Title: Method for ageing meat-on-the-bone such as breast meat of chicken and ageing box system for the method
Inventor: HIGUCHI KIYOSHI
IPC: A23L13/70
Filed: 2001-04-25
Abstract: PROBLEM TO BE SOLVED: To provide a method for ageing meat-on-the-bone such as the breast meat of chicken, by which, just after internal organs are removed from a chicken carcass, the chicken carcass can be subjected to an ageing treatment in an atmosphere for preventing the proliferation of microorganisms and putrefactive bacteria, thus obtaining the meat having proper hardness, hardness irregularity and color, and to provide the ageing system for the method. SOLUTION: The ageing box system for the method for ageing the meat-on- the-bone such as the breast meat of chicken comprises a refrigerative agent box 10 for ageing the works 50 of the meat-on-the-bone such as the breast meat of the chicken, a plurality of humidification direct coolers 11 disposed to obtain an ageing air flow 26 having prescribed temperature and humidity needed for the ageing of the works 50, an air conditioner 22, a washing mechanism 23, a high performance filter-having circulation route 25, and a controller not shown in the figure.
Patent JP-2002325299-A (JP)
Title: Method for manufacturing ultrasonic transmitting and receiving device
Inventor: MOROZUMI HIDEKI
IPC: H04R31/00
Filed: 2001-04-25
Abstract: PROBLEM TO BE SOLVED: To prevent a bonding material from penetrating into voids in an acoustic matching member. SOLUTION: This device has a plurality of bonding means 4, 5, and 6 provided to bond a metal case 2 holding a vibrator 1 with an acoustic matching member 3 having a large number of voids. Among these bonding means 4, 5, and 6, the one adjacent to the acoustic matching member 3 bonds the acoustic matching member 3 and the other bonding means in a high viscosity state, which can prevent the bonding means from penetrating into the voids in the acoustic matching member.