baber/WOPTO huggingface dataset:
Patent JP-2001101711-A (JP)
Title: Substrate for high density optical information recording medium and high density optical information recording medium
Inventor: TOKUDA TOSHIMASA
IPC: G11B7/24047
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To provide a high density optical information recording medium, particularly the high picture quality video use medium extremely large in recording capacity, and to provide a substrate for the medium. SOLUTION: This substrate for high density optical information recording medium substantially consists of an aromatic polycarbonate resin in which at least 20 mol% of the whole aromatic dihydroxy component is 1,1-bis(4- hydroxyphenyl)-3,3,5-trimethylcyclohexane. The polycarbonate resin has such feature that (A) the specific viscosity of the resin measured by dissolving 0.7 g of the resin in 100 ml of methylene chloride ranges 0.2 to 0.5 at 20 deg.C, and that (B) the water absorptivity of the resin defined by this invention is <=0.2 wt.%. The high density optical information recording medium is obtained by using that substrate.
Patent JP-2002054565-A (JP)
Title: Piston for variable displacement type swash plate compressor and method of manufacturing the piston
Inventor: SUGIURA MANABU
IPC: F04B39/00
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To reduce the weight of a piston while assuring the mechanical strength of an engaged part. SOLUTION: A relief part 140 to avoid the interference thereof with a swash plate is formed in a crossing part between the inside surfaces 128 of a pair of arm parts 122 of the engaged part 70 of the piston and the inside surface 132 of a connection part 124 at both ends of the swash plate in circumferential direction. The relief part 140 comprises a round part 142 with a radius of curvature of 0.5 to 3.0 mm at the end thereof on the connection part 14 side. The relief part 140 is formed at a position coming out of both end parts of the arm part 122 along an arc formed around a straight line 1 extending in the direction orthogonal to the center axis of a head part.  When the relief part 140 is cut by a cut plane including the straight line 1, the cross sectional shape thereof is defined by an orthogonal line (m) generally orthogonal to the straight line 1, a parallel line (n) generally parallel with the straight line 1, a curved line (p) smoothly connecting the orthogonal line (m) to the parallel line (n), and an inclined line (q) extending from the end opposite to the end of the parallel line (n) on the curved line (p) side and inclined to the side close to the straight line 1 as moving away from the end. The relief part 140 is formed by a milling cutter 200.
Patent JP-2002057406-A (JP)
Title: Edge non-injection type semiconductor laser and its manufacturing method
Inventor: FUKAYA KAZUO
IPC: H01S5/20
Filed: 2000-08-14
Abstract: PROBLEM TO BE SOLVED: To provide the structure of an edge non-injection type semiconductor laser, and its fabricating method, in which a maximum output being limited by optical breakdown of edge can be improved/enhanced, while suppressing increase of oscillation threshold current or decrease of slope efficiency. SOLUTION: A double heterostructure, which includes an active layer 5 and a cap layer 9, is formed on a semiconductor substrate 1 and a clad layer 8 of mesa stripe shape constitutes a ridge waveguide. Mesa bottom width of a waveguide 8a at the current injecting part in a resonator is equal to the mesa bottom width of a waveguide 8b at the current non-injecting part provided in the vicinity of the edge, and the mesa height of the waveguide 8b is lowered at the current non-injecting part thus suppressing coupling loss in the horizontal direction of the waveguide between the injecting part and the non-injecting part. The density of current flowing into the current non-injecting part through the mesa strip shape clad layer 8 can be kept low, because the sheet resistance thereof increases in the edge non-injection semiconductor laser.
Patent JP-2002058545-A (JP)
Title: Structure and method for connecting shelf stay to connection member
Inventor: HAYAKAWA TOSHIHIRO
IPC: B21J15/02
Filed: 2000-08-17
Abstract: PROBLEM TO BE SOLVED: To easily connect a lattice to a stay of a shelf together with a distance piece. SOLUTION: An end of the lattice 3 is inserted between a pair of connection plates 9a and 9b of the stay 2, a rivet 18 is inserted in holes 19 and 20 formed in the connection plates 9a and 9b and the end of the lattice 3 to connect the lattice 3 to the stay 2, and the distance piece 23 is inserted in a space formed between the end of the lattice 3 and one connection plate 9a of the stay 2. The distance piece 23 bas a pair of pieces 24 facing each other with base ends thereof connected to each other, and externally fitted to the rivet 18 from free ends of the facing pieces 24, a projecting part for positioning is formed inside the facing pieces 24, and a positioning body 28 abutting on the lattice 3 from the inserting direction is disposed on the base end of the distance piece 23.
Patent JP-2002060819-A (JP)
Title: Method for controlling free space in blast furnace
Inventor: AKIYAMA YOSHINORI
IPC: C21B7/12
Filed: 2000-08-17
Abstract: PROBLEM TO BE SOLVED: To realize a stable blast furnace operation and to secure a good tapping slag by controlling the shape in the size of a free space (Fs) in front of a taphole and the distribution in the peripheral direction of the furnace, etc. SOLUTION: In the method for estimating the shape in the size and the distribution of the free space formed in front of the taphole, particularly the shape of the free space is controlled desirably by adjusting depth index based on the state of the tapping slag for every taphole.
Patent JP-2002060009-A (JP)
Title: Packaging shape detector
Inventor: ENDO HOUEN
IPC: B65G1/00
Filed: 2000-08-17
Abstract: PROBLEM TO BE SOLVED: To provide a simply structured, low-priced packaging shape detector needing only a small mounting space and free from system stoppage by eliminating faults in conventional-type packaging shape detectors. SOLUTION: This packaging shape detector 20 is structured so as to detect the packaging shape of a conveyed object 10. It has a holding means 2 for holding the conveyed object 10, light emitting means 7 arranged so that prescribed light beams pass near the limits of the packaging shape of the conveyed object with respect to the conveyed object held by the holding means, and an irradiated means 8 for receiving the light beams from the emitting means to allow the packaging shape to be visually detected. This enables an operator to visually perceive anomalies in the packaging shape.
Patent JP-2002058773-A (JP)
Title: Headgear for pitcher
Inventor: TOKIEDA KENICHI
IPC: A63B71/10
Filed: 2000-08-18
Abstract: PROBLEM TO BE SOLVED: To provide a headgear for a pitcher wherein a protection shell body is elastically deformable in expanding or contracting so that the shell body can be fitted on the various sizes of heads, so that cracks in the shell body or a buffer material can be prevented, by increasing amounts of elastic deformation of the shell body. SOLUTION: Adjacent ends of a rear shell body 1 covering the back of the head of the human body and a left and right side shell bodies 2 covering the sides of the head of the humane body are fixedly connected to form a protection shell body A, having a nearly C-shape in plan view along the head of the humane body. Buffer materials 4, 5 are attached to the inner sides of the shell body 1 and the shell bodies 2 to allow elastic deformation at each of the connection parts of the body 1 and the bodies 2. Further, a mount part 7 of length adjustable belt 6 is formed at the top of the front end side of each shell body 2.
Patent JP-2002064436-A (JP)
Title: Optical transmitter/receiver and wavelength multiple optical transmission system
Inventor: IKUSHIMA TAKESHI
IPC: H04B10/58
Filed: 2000-08-21
Abstract: PROBLEM TO BE SOLVED: To prevent data missing or deterioration in transmission efficiency when data is simultaneously transmitted to a communication station from a plurality of communication stations, in an optical network transmission system in which a plurality of communication stations are connected so as to form a ring. SOLUTION: In an optical transmitter/receiver which is used as a communication station included in the optical transmission system, a first branching section 11 separates an optical signal Sp1 having a wavelength λk allocated to the self-station from a received wavelength multiple optical signal Swmpi. A second branching section 13 separates an optical signal Sp3 having a wavelength λx allocated to a transmission destination station (target station), and an optical modulation section 14 modulates the optical signal Sp3 with an electric signal Sek for transmission having a carrier frequency fk inherent in the self-station. A light source 16 outputs a non-modulation light Ssk having a wavelength allocated to the self-station, and a second synthesizer section 17 synthesizes the non-modulation light Ssk with an optical signal Sp4 having another wavelength.  By constructing this way, a multiple wave is formed by electric signals for transmission from respective communication stations.
Patent JP-2002063238-A (JP)
Title: Gas material supply system and recording medium
Inventor: UCHIYAMA SHOICHI
IPC: G06Q50/04
Filed: 2000-08-22
Abstract: PROBLEM TO BE SOLVED: To provide a gas material supply system and a recording medium capable of grasping the consumption of a gas material by each demander and the quantity of the gas material supposed to be consumed and efficiently supplying the gas material to each demander. SOLUTION: The gas material supply system is provided with plural terminals 10A to 10C and a server 20 mutually connected through an information network NW formed among enterprises A to D. The consumption of a gas material used for each demander, the quantity of the gas material supposed to be consumed and the pressure values of these consumption are inputted from the corresponding terminal. The server stores the inputted consumption, quantity and pressure in respective storage means and determines the supply quantity and supply pressure of the gas material on the basis of these stored information.
Patent JP-2002077170-A (JP)
Title: Network communication unit
Inventor: OOKAGE SATOSHI
IPC: H04L12/28
Filed: 2000-08-24
Abstract: PROBLEM TO BE SOLVED: To obtain a network communication unit in which a physical address can be set easily through a simple arrangement by making possible to set a part of the physical address at the installing place of the unit and other part of the physical address through a network. SOLUTION: The network communication unit comprises means (12) for making possible to set a part of the physical address at the installing place of the unit, and means (13) for making possible to set other part of the physical address remotely through networks N1 and N2.
Patent JP-2002072335-A (JP)
Title: Camera
Inventor: MATSUMOTO YUKIHIRO
IPC: G03B17/24
Filed: 2000-08-24
Abstract: PROBLEM TO BE SOLVED: To change date order and a date without adding a switch peculiar to date imprinting to a camera. SOLUTION: This camera is provided with a state selection switch 1 which selects one of an imprinting order setting state wherein the order of dates imprinted on a film can be set and a state wherein settings regarding various camera operations can be set and camera operation switches 2 and 3 for changing the contents according to the state selected and set with the state selection switch 1.
Patent JP-2002066166-A (JP)
Title: Scissors
Inventor: HASEGAWA KATSUHIKO
IPC: B26B13/00
Filed: 2000-08-24
Abstract: PROBLEM TO BE SOLVED: To provide scissors which can easily switch the energizing position and the releasing position without opening the both of a scissor. SOLUTION: The scissors are constituted by mutually openably supporting a pair of scissors 11 respectively comprising a blade body 12 to the tip end side and a grip part 13 to the base end side by a shaft 14 at the middle point in the longitudinal direction. An attaching part 16 is formed on the inner face of one grip part 13, and an elastic member 17 formed of a rotation support part 19 and an energizing tongue 20 formed extended from the outer periphery of the rotation support part 19 is supported by an attaching part 16. The rotation support part 19 is made rotatable in a plane crossing perpendicular to a plane the both scissors 11 opens/closes.  The energizing tongue 20 is constituted so as to be switched to the releasing position in which the tip end of the energizing tongue 20 does not touch the inner periphery face of the grip part 13 of the other piece and the energizing position in which the tip end touches the inner periphery face of the grip part 13 of the other piece.
Patent JP-2002070763-A (JP)
Title: Alignment equipment of scroll compressor and its alignment method
Inventor: TAKEDA SHUJI
IPC: F04C29/00
Filed: 2000-08-25
Abstract: PROBLEM TO BE SOLVED: To perform alignment work of a scroll compression part in a short time and with high precision including the relative positioning of direction of rotation for a fixed scroll and a rotating scroll. SOLUTION: The alignment equipment is provided with a fixed scroll moving means 2 capable of moving the fixed scroll 31 of a scroll compressor 3 in the directions of X and Y axes, and a turning scroll rotation correction means 4 capable of rotating the rotating scroll 32 through a main frame 33 up to θdegrees. Then the purpose is attained by the simultaneous obtaining of optimal relative angle and allowable lap clearance of the fixed scroll 31 and the rotating scroll 32 while turning the rotating scroll 32.
Patent JP-2002069872-A (JP)
Title: Steel cord for tire reinforcement
Inventor: YOSHIDA SATORU
IPC: D07B1/06
Filed: 2000-08-28
Abstract: PROBLEM TO BE SOLVED: To reduce fretting wear of core wires and a wrapping wire improving a steel cord of a nontwisted structure for reinforcing a tire, that is obtained by arranging plural core wires on a plane without twisting the core wires. SOLUTION: This steel cord 1 for reinforcing the tire comprising a core obtained by arranging 3-10 core wires 2 on the same plane without twisting the core wires 2, and winding the wrapping wire 3 around the core in a helical shape is constituted by forming fine spaces C between both side edge parts of the core and the wrapping wire 3.
Patent JP-2002066407-A (JP)
Title: Resin coat masking apparatus for resin roller
Inventor: KOMATSU TOSHIYUKI
IPC: B05B15/04
Filed: 2000-08-29
Abstract: PROBLEM TO BE SOLVED: To provide a method whereby masking is done without allowing a surface layer resin solution to deposit on a core at the roller end and the surface layer resin solution deposited on the masking is easily removed in a short time. SOLUTION: In an apparatus for spraying a resin solution on the surface of a roller to form thereon a resin layer, a circular cylindrical masking is attached to the shaft end of the core of the roller and a blade is attached so as to contact with the outer surface of the masking.
Patent JP-2002075205-A (JP)
Title: X-ray tube manufacturing device
Inventor: MUKASA YUJI
IPC: H01J9/44
Filed: 2000-08-30
Abstract: PROBLEM TO BE SOLVED: To provide an X-ray tube manufacturing device and its manufacturing method in which the tube voltage control made on the X-ray tube is adjusted in a short time and wide range with high precision. SOLUTION: In the X-ray tube manufacturing device, a front stage transformer for containing the input voltage of the variable transformer is installed at the primary side of the variable transformer, and the minimum output voltage range of the variable transformer is made small, and a transformer for generating a voltage to be added to the secondary side voltage of the variable transformer is installed at the secondary side of the variable transformer, and thereby the output range of the variable transformer is widened. As a stepping motor is used for the motor of rotating action of the variable transformer, the movement action to switch to the angle position for generating the desired voltage is made rapidly and in high precision.
Patent JP-2002071410-A (JP)
Title: Ultrasonic flow velocity measurement method
Inventor: MATSUSHITA HIROSHI
IPC: G01F1/66
Filed: 2000-08-31
Abstract: PROBLEM TO BE SOLVED: To provide an ultrasonic flow velocity measurement method which can accurately measure a propagation time of ultrasonic waves. SOLUTION: An ultrasonic oscillator 2 transmits ultrasonic waves, and in addition, separately outputs a clock wave L having a constant period T0. After a reception timing specifying wave N among the clock wave L has been output and at a time A2 when the received wave W1 crosses the zero, the ultrasonic transducer 2 transmits ultrasonic waves again. A time lag τ1 from the zero cross time A2 to a clock wave outputting time (N+1) immediately after the zero cross time A2 is determined. A reception timing specifying wave (N-ΔN) for specifying the reception timing for receiving the next receiving wave is calculated based on the time lag τ1. The propagation time t of the ultrasonic wave is calculated by an equation [1] repeating this transmission and reception of the ultrasonic waves.
Patent JP-2002077668-A (JP)
Title: Contour correction apparatus
Inventor: HAMADA SHOICHI
IPC: H04N5/208
Filed: 2000-09-01
Abstract: PROBLEM TO BE SOLVED: To provide a contour correction apparatus capable of performing a natural contour correction free from edge part glare by having an edge part stand up without attaching overshoot or undershoot. SOLUTION: The apparatus to improve the sharpness of a contour part in the horizontal direction of a video signal comprises a target pixel extracting means 11 to extract target pixels and at least two pixels successive from side to side, a pattern classifying means 30 to classify to more than one different pattern by luminance difference of the target pixel, a setting means 40 for a contour correction amount to settle a contour correction amount to right and left pixels which follow right and left of the target pixel to a pattern classification by one to one and a contour correction means 50 to perform the contour correction by adding values of the contour correction amount from the right and left pixels.
Patent JP-2002075226-A (JP)
Title: Plasma display panel and its manufacturing method and device
Inventor: KADO HIROYUKI
IPC: H01J11/40
Filed: 2000-09-04
Abstract: PROBLEM TO BE SOLVED: To provide a plasma display panel that realizes an excellent display quality with good discharge characteristics, and a manufacturing method for manufacturing the panel stably. SOLUTION: In the plasma display panel, a magnesium oxide membrane having an optical index of refraction of 1.60 or less to the light of wavelength of 550 nm is formed on the uppermost surface of at least one of the substrates.
Patent JP-2002094358-A (JP)
Title: Signal processing unit and its method
Inventor: MAEZATO SHINICHI
IPC: H03H17/02
Filed: 2000-09-13
Abstract: PROBLEM TO BE SOLVED: To provide a signal processing unit and its method that can reduce or suppress undesirable overshoots and/or ringings caused at digital signal processing. SOLUTION: A combined signal generating section 15 receives a signal from a high-pass filter 13 and a border signal generating section 14, and provides an output of a signal to control a combining section 16. The synthesis section 16, receiving this signal, mainly provides the output of a signal from a digital filter 12 for a period equivalent to unchanged parts of an input signal I1 and a border part between a valid part of the input signal and a blanking period or provides an output of a signal from a digital filter 11 for a period equivalent to other parts.
Patent JP-2002086027-A (JP)
Title: Jet tube fixing band for air blow machine
Inventor: NOZAWA MASARU
IPC: A01M7/00
Filed: 2000-09-13
Abstract: PROBLEM TO BE SOLVED: To provide the jet tube fixing band of an air blow machine having a blower driven by an internal combustion engine and making a throttle wire easily detachable to the jet tube. SOLUTION: The jet tube fixing band of the air blow machine has the fastening band part, which fastens the periphery of the connection part of the jet tube provided to the air blow machine driven by the internal combustion engine to prevent the slip-off of the jet tube, and the wire holding part connected to the fastening band part to hold the throttle wire, which connects the internal combustion engine and a throttle lever, along the jet tube. The wire holding part (6) has a through-hole (8) into which the throttle wire (58) is inserted, and the through-hole (8) has a size enabling the throttle wire (58) to move in a lateral direction (L-R) with respect to the longitudinal center axial line (O-O) of the jet tube (54).  A slot (10), which enables the throttle wire (58), extended obliquely (8) with respect to the longitudinal center axial line (O-O) of the jet tube (54), to insert in the through-hole (8), is formed to the part extending in the lateral direction (L-R) of the wire holding part (6).
Patent JP-2002094052-A (JP)
Title: Manufacturing method of semiconductor device
Inventor: KATAYAMA HIROBUMI
IPC: H01L29/78
Filed: 2000-09-13
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a semiconductor device where a semiconductor device comprising a reliable gate insulating film of a high dielectric film is formed in a self-conforming process. SOLUTION: This method includes the processes in which a first insulating film and an oxide film are formed on a semiconductor substrate, a dummy gate electrode comprising a first metal film is formed on the oxide film; the oxide film reacts with the first metal film in a thermal process, so that the oxide film is converted into a high dielectric film comprising a metal oxide film constituting the dummy gate electrode; a second insulating film is formed on the resulting semiconductor substrate, and the second insulating film is flattened until the dummy gate electrode surface is exposed by forming the dummy gate electrode in the second insulating film; the dummy gate electrode is removed to form a groove at the second insulating film; and at least the second metal film is embedded in the groove, so that a metal gate electrode is formed.
Patent JP-2001118791-A (JP)
Title: Exposure method and projection aligner
Inventor: NISHI TAKECHIKA
IPC: G03F9/00
Filed: 2000-09-13
Abstract: PROBLEM TO BE SOLVED: To accurately project and expose the pattern image of a mask onto a substrate by reducing the influence of the drawing error of the pattern of the mask. SOLUTION: The position information of a plurality of marks on a mask is detected (steps 105 to 110), the detected position information is used for performing statistic operation, and parameters (magnification, rotation, the degree of othogonality and offset) are obtained (step 111), where the parameters indicate the correspondence relationship between a first coordinates system for controlling the position of the mask, and a second coordinates system for controlling the position of a substrate.
Patent JP-2002086390-A (JP)
Title: Article cutter
Inventor: NAKAGAWA MITSUNARI
IPC: B26D1/30
Filed: 2000-09-14
Abstract: PROBLEM TO BE SOLVED: To provide an article cutter transfer body while placing it on a for cutting a long bag-like article to a fixed size, which can be used without replacing the transfer body even if the cut size of the article is changed. SOLUTION: A number of transfer bodies 6 are supported at intervals. A conveying means 1 for placing the bar-like articles b thereon by the plural transfer bodies 6 and conveying the same is traveled by a driving means 2, and a cutting means 3 for cutting the articles to fixed dimensions is provided in the direction perpendicular to the conveying direction in the midway of conveying the article near the conveying means 1. A control means 4 for controlling the cut length of the article b on the transfer body 6 is connected to the cutting means.