baber/WOPTO huggingface dataset:
Patent JP-2002295385-A (JP)
Title: Cooling water returning device in vacuum pump, vacuum pump equipped with the device, suction device and suction working vehicle equipped with the pump
Inventor: MATSUMOTO TAISUKE
IPC: F04C25/02
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a cooling water returning device capable of returning cooling water leaking from a seal part in a casing to a vacuum pump by utilizing the suction of the vacuum pump, eliminating shortage of cooling water, and maintaining consistent vacuum over a long time thereby. SOLUTION: A device fitted to the vacuum pump in which a suction chamber, an enclosing chamber and a discharge chamber are formed in the casing to cool the inside of the casing by introducing cooling water in the suction chamber comprises a lead pipe for guiding cooling water leaking from the seal part in the casing outside the casing, and a water returning pipe with one end connected to a tip part of the lead pipe and the other end communicated with and connected to the enclosing chamber or the suction chamber, and an atmosphere suction unit is provided on a connection part of the water returning pipe to the lead pipe.
Patent JP-2002296646-A (JP)
Title: Camera
Inventor: MANABE MITSUO
IPC: G03B17/02
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a camera capable of minimizing the upper side space of a battery compartment or an flash tube compartment (i.e. opposite side of a camera body) as much as possible. SOLUTION: The camera body 10 is provided with an arc tube compartment 60A housing a strobe flash tube 61 and a semicylinder section 40 housing a battery B (battery compartment). Between the semicylinder section 40 and the arc tube compartment 60A, a base member 46 supporting both a wiring board 75 and a flexible wiring board 76 is furnished. The supporting face of this base member 46 is located on the side of the camera body 10 rather than a summit of a virtual cylinder surface as an outer circumference prolongation of the semicylinder section 40 (i.e. the remotest end from the camera body 10).
Patent JP-2002300591-A (JP)
Title: Integrated semiconductor circuit and imaging system
Inventor: AIHARA YASUTOSHI
IPC: H04N5/357
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To solve the problem in an imaging system that in the conventional imaging systems the power noise generated when an AD conversion circuit output image data moves to a CCD through a printed wiring board via power lines (Vcc line and ground line) thereon or moves from an output circuit to an input terminal through the power line or semiconductor substrate within an AD converting LSI, so that the noise appears on a display screen. SOLUTION: Digital image data, subjected to AD conversion, is differentially encoded prior to its output, converted to a gray code or to such a predetermined code as to add a fixed value, and then are outputted.
Patent JP-2002299096-A (JP)
Title: Discharge lamp lighting device
Inventor: FUNAYAMA SHINSUKE
IPC: H05B41/392
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a discharge lamp lighting device that can ensure sufficient preheating at a discharge lamp start, can ensure fine adjustment of dimming and continuous dimming, can be reduced in size and has a large degree of design flexibility, using a simple circuit configuration and inexpensive parts. SOLUTION: The discharge lamp lighting device comprises a self-excited inverter for applying pulse voltages to gates of a pair of switching elements Q1 and Q2 via secondary windings LISH and LISL of inductors to switch the pair of switching elements Q1 and Q2 on and off alternately, and a variable zener diode DZ5, connected between the gate of either of the pair of switching elements Q1 and Q2 and the source for varying the voltage of the gate.
Patent JP-2002301058-A (JP)
Title: X-ray ct apparatus
Inventor: TSUNOMURA TAKAYOSHI
IPC: A61B6/03
Filed: 2001-04-04
Abstract: PROBLEM TO BE SOLVED: To provide an X-ray CT apparatus capable of reducing artifact even if reconstituted three-dimensional image processing using projection data of less than 360 degrees is performed by a C arm type circulator X-ray diagnosis device. SOLUTION: This CT apparatus holds a two-dimensional imaging means including a rotation means around a subject, a conical X-ray irradiation means, and a two-dimensional X-ray detection means, and projection data of the subject imaged by the two-dimensional imaging means is processed by an image processing device.  This image processing device is provided with a limit angle reconstitution computing means for reconstituting and computing projection data of a projection angle being less than whole periphery, a threshold value extraction means for extracting a reprojection region from a limit angle reconstitution image, an insufficient angle reprojection means for calculating reprojection data of an angle being less than whole periphery from an extracted image, an insufficient angle reconstitution computing means for performing reconstitution and computation using the reprojection data, and a reconstitution image addition means for adding the generated limit angle reconstitution image and an insufficient angle reconstitution image. Consequently, it is possible to obtain three-dimensional reconstitution image having reduced artifact even if the projection data being less than 360 degrees is used.
Patent JP-2001305704-A (JP)
Title: Cinematographic intermediate film and method for forming print for showing
Inventor: ANDERSON CHARLES CHESTER
IPC: G03C7/22
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To reduce the degree of stains and other image defects seen at the projection of a cinematographic film. SOLUTION: The objective cinematographic intermediate film has an antihalation undercoat and at least one silver halide emulsion layer in this order on one side of the base and a transparent antistatic back coat that is not impaired by processing on the other side.
Patent JP-2002265437-A (JP)
Title: New clavulone derivative and method for producing the same
Inventor: TAKAHASHI TAKASHI
IPC: A61P35/00
Filed: 2001-03-06
Abstract: PROBLEM TO BE SOLVED: To obtain a new clavulone expected to develop physiological activity and to provide a method for simultaneously and simply synthesizing various kinds of clavulones including the new clavulone. SOLUTION: A method for combinatorial synthesis is used. Various kinds of (R)-4-hydroxy-4-(3-halogenoallyl)-2-cyclopentenones, 4-hydroxy-4-propargyl-2- cyclopentenones or (R)-4-hydroxy-4-propargyl-2-cyclopentenones are supported on a resin and reacted with various kinds of B-substituted-9- borabicyclo[3.3.1]nonane or iodine compounds, then with various kinds of aldehydes to synthesize various kinds of clavulones, which are removed from the resin.
Patent JP-2002313940-A (JP)
Title: Method of manufacturing semiconductor device
Inventor: HASEGAWA TAKASHI
IPC: H01L21/28
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To obtain a semiconductor device, particularly, a power management semiconductor device or analog semiconductor device for which low-voltage operation, low power consumption, and high drivability are required in a complementary MOS semiconductor device having a resistance circuit. SOLUTION: An N-type well diffusion region of the conductivity opposite to that of a P-type silicon semiconductor substrate is formed in the substrate. In addition, an N-type MOS transistor composed of an impurity diffusion layer of the conductivity opposite to that of the substrate is formed in the substrate and a P-type MOS transistor composed of an impurity diffusion layer of the conductivity opposite to that of the well diffusion region is formed in the region. Each transistor is constituted in a laminated silicide structure of a gate insulating film, P+-type polycrystalline silicon which becomes a gate electrode, and a high-melting point metal silicide. In addition, oxide insulating films are caused to deposit on the gate electrodes as the masking materials of the electrodes. Moreover, N- and P-type polycrystalline silicon resistors are respectively formed on field insulating films.
Patent JP-2002306211-A (JP)
Title: Necktie clasp
Inventor: HARIMA KOJIRO
IPC: A44B6/00
Filed: 2001-04-13
Abstract: PROBLEM TO BE SOLVED: To provide a necktie clasp simple in structure, not appearing on the surface of a necktie, and capable of locking the necktie at an arbitrary height regardless of the position of a button of a shirt. SOLUTION: This necktie clasp is provided with a plate-like insert plate 16 made of a synthetic resin, which is inserted inside a band piece 14 on the back of the necktie 12, a clip plate 28 rockably overlapping a part of the insert plate 16, and an elastic part 22 for energizing the clip plate 28 toward the insert plate 16. The end part of the clip plate 28 on the opposite side to the center of rocking is provided with a relief part 32 formed inside the clip plate 28. The insert plate 16 is made of a synthetic resin having elasticity and the elastic part 22 is integrally formed on the insert plate 16.
Patent JP-2001310469-A (JP)
Title: Ink jet printer
Inventor: TORGERSON JOSEPH M
IPC: B41J2/15
Filed: 2001-04-13
Abstract: PROBLEM TO BE SOLVED: To provide a compact ink jet printer having multiple ink drop generating device. SOLUTION: A thin film heater resistor section 56 is formed in a thin film basic structure 11, an ink chamber 19 is formed in an ink barrier layer 12 and an orifice 21 is formed in an orifice plate 13. The ink drop generating device 40 is constituted of the thin film heater resistor section 56, the ink chamber 19 and the orifice 21. The ink drop generating devices 40 are arranged with predetermined intervals along a longitudinal direction of the thin film basic structure 11. Four arrangements of the ink drop generating devices 40 are provided. Ink drop generating device groups 62, 63 in the central portion receive inks in the same color from an ink supplying slot 72. Ink drop generating device groups 61, 64 at the outer sections receive inks from ink supply slots 71, 73, respectively.
Patent JP-2002310678-A (JP)
Title: Navigation apparatus
Inventor: YOKOYAMA TADASHI
IPC: G08G1/0969
Filed: 2001-04-16
Abstract: PROBLEM TO BE SOLVED: To provide a navigation apparatus, having a monitor 8 held rotatably about a vertical shaft to a rectangular screen 9, which is capable of always keeping long the distance to the forwarding destination of the apparatus itself or the scroll-forward side in a map displayed on the screen 9 so as to keep high front wide performance, and preventing the distance from varying by a large amount depending on the difference in advancing direction or scrolling direction. SOLUTION: The monitor 8 is rotated, according to a change in the advancing direction or the scrolling direction of the navigation apparatus itself. More specifically, the monitor 8 is driven to rotate, so that the direction of the long side of the screen 9 of the monitor 8 coincides with the advancing direction or scrolling direction of the apparatus itself.
Patent JP-2002310122-A (JP)
Title: Bolt with built-in pin and one-way clutch structure using this bolt
Inventor: TANIJIRI HIROYUKI
IPC: F16B35/00
Filed: 2001-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a bolt with built-in pin short in a shaft directional dimension, and easy in installation by integrally assembling the pin and a spring. SOLUTION: A stepped housing hole 24 penetrating in the shaft direction is formed inside the bolt 20 with a head part 21. The pin 40 is movably housed in the shaft direction in this housing hole 24 so that a part projects from the tip of a shaft part 22 of the bolt 20 to prevent the pin 40 from slipping out in the shaft tip direction of the bolt 20 by a collar part 43 of the pin 40 and a step part 24b. A spring 30 is housed in the housing hole 24 for energizing the pin 40 in the shaft tip direction of the bolt 20. A plate 50 for supporting a back face is prevented from slipping out by calking (25) the head part 21 of the bolt 20.
Patent JP-2002316017-A (JP)
Title: Dry desulfurizing method and its equipment
Inventor: KOIZUMI SHINAI
IPC: B01D53/81
Filed: 2001-04-18
Abstract: PROBLEM TO BE SOLVED: To provide a desulfurizing method which generates no drain and has high absorbing power of SOx. SOLUTION: Gas generated from an as fusion furnace is dedusted, is introduced into a circulating fluidized bed furnace and is subjected to desulfurization. Otherwise, the gas generated from the ash fusion furnace is dedusted, is introduced into the upstream side of the circulating fluidized bed and is subjected to desulfurization in the circulating fluidized bed furnace. According to this invention, a desulfurizing method which requires no new equipment, generates no drain and has high absorbing power of SOx can be obtained.
Patent JP-2002041646-A (JP)
Title: Information providing device, server device and information processing method
Inventor: UCHIUMI YOSHIMASA
IPC: G06Q50/00
Filed: 2001-04-18
Abstract: PROBLEM TO BE SOLVED: To allow a rightful claimant to effectively collect information and to activate an information distribution market. SOLUTION: A server opens right held by the rightful claimant to third persons on a network and asks the third persons to provide information on a company, a product, etc., that have a possibility of the infringement of right. The claimant also constructs a charging system for giving a part of royalty income obtained by attacking a company having the possibility of the investigation on the basis of the provided information to an information provider.
Patent JP-2002311781-A (JP)
Title: Image forming method and image forming device
Inventor: SATO KAZUHIKO
IPC: G03G21/10
Filed: 2001-04-19
Abstract: PROBLEM TO BE SOLVED: To provide an image forming method and an image forming device, by which excellent cleaning performance is held over a long term, an image defect is prevented from occurring and an excellent electrophotographic image is formed even in the case of using an organic photoreceptor. SOLUTION: In this image forming method, the surface of a cleaning blade on an opposite side to the surface abutting on the organic photoreceptor comes into contact with a metallic thin plate member, and the free length (a) of the cleaning blade and the free length (b) of the metallic thin plate member satisfy relation shown by expression 1, then toner used for developer is constituted by adding particulates whose number average primary particle diameter is 5 to 49 nm and particulates whose number average primary particle diameter is 50 to 200 nm to coloring particles. The expression 1 is 0.1<b/a<=0.9.
Patent JP-2002319380-A (JP)
Title: Packaging material for battery, and battery using the same
Inventor: YAMASHITA RIKIYA
IPC: B32B15/08
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To allow stable sealing without generating short-circuiting between a barrier layer of an armor body and a lead wire caused by heat and pressure in heat seal, when a battery body is inserted into the armor body using a terpolymer resin as a heat seal layer to seal its peripheral edge by the heat seal, in a battery packaging. SOLUTION: This packaging material for forming the armor for a battery for inserting the battery body to seal its peripheral edge part by the heat seal is a packaging material of which the multilayered sealant part is cross-linked to be brought into 0.5%-80% of gel fraction, after forming a layered body constituted of at least a base material layer, an adhesive layer 1, aluminum, a formation-treated layer, an adhesive layer 2, and a multilayered sealant layer of which the heat seal layer comprises the terpolymer.
Patent JP-2002318357-A (JP)
Title: Micro concave mirror array and three-dimensional video display device
Inventor: KUROSAKA TAKETAKA
IPC: G02B30/25
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a micro concave mirror array and a three-dimensional video display device that can use the whole of a pixel as its effective display area and generate to chromatic aberration. SOLUTION: Each pixel part 2A is constituted by arranging spontaneous light-emitting devices 2a, etc., at mutual intervals. A reflecting surface 2b is formed on one side of each spontaneous light-emitting device 2a and the light emitted by the device 2a is not guided directly to an observer, but reflected once by a micro concave mirror array 1 and guided to the observer through the gap between the devices 2a and 2a. The micro concave mirror array 1 is formed by checkerboarding micro concave mirrors 11. The micro concave mirrors 11 are arranged each corresponding to one pixel part 2A and varied in concave curvature, pixel by pixel, according to depth information of video, and the diopter is varied, pixel by pixel, to allow the observer to recognize the three-dimensional video.
Patent JP-2002317925-A (JP)
Title: Liquefied gas vaporizer
Inventor: MATSUMOTO TOSHINARI
IPC: B01J7/02
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To solve the problem in the conventional liquefied-gas vaporizer that the equipment becomes large and is structurally complicated, further unfavorable in points of installation, maintenance, and responsivity. SOLUTION: A liquid gas vaporizer comprises a combustion chamber 13 having a combustion catalyst 14 inside, and a heat exchanger 16 for vaporizing liquefied gas by heat of the combustion chamber 13. An opening 12a is provided in the chamber 13 for placing the combustion catalyst 14, and the opening 12a is covered with a combustion-chamber cover 15.
Patent JP-2002041030-A (JP)
Title: Outer wire tension adding device
Inventor: DONDIZ LEOPOLD B
IPC: H01T19/00
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To provide an easy means to adjust the tension or the vibration frequency of the wire to the value required. SOLUTION: A wire 210 is inserted in-between the second part 222, 234 and the first part 222, 232. The wire 210 is pulled by driving an outer tension adding device 300, 500. Then the tension or the vibration frequency of the wire 210 is detected. A servo controller which is not illustrated here will control output so that the tension or the vibration frequency of the wire 210, which is detected, may correspond to the target value which is set beforehand. This control is being conducted while the screw 228, 229 which fix the plate 224, 234 are loosened, and the tension or the vibration frequency of the wire 210 can be maintained without dropping by tightening the screw 228, 229 after the control is completed.
Patent JP-2002329894-A (JP)
Title: Optical module for transmission
Inventor: INUSHIMA KOUNO
IPC: G02B6/42
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To provide an optical module for transmission capable of stabilizing the waveform of an outputted signal light. SOLUTION: An optical module 10 for transmission comprises (1) a light- emitting element assembly 28 comprising cases 28c and 28d for housing a light- emitting elements 17 and 17, and a connection pin 64 extending toward outside from the cases 28c and 28d and electrically connected to an anode of the light- emitting element 17, (2) a circuit board 22 on which an electronic element 20 for controlling the light-emitting element 17 is mounted, and (3) a lead frame 40 comprising a substrate mounting part 24 on which a circuit board is mounted. The circuit board 22 is provided with a first pad 32 to which a prescribed electric potential is applied, and a second pad 34 for supplying a power source voltage. Wire-bonding is performed toward both the first pad 32 and the second pad 34 from the connection pin 64.
Patent JP-2002323097-A (JP)
Title: Automatic transmission for automobile
Inventor: TSUKAMOTO KAZUMASA
IPC: F16H3/62
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To prevent the irregularity of a gear ratio step caused by jump-over of transmission steps when gear train steps of an automatic transmission are reduced in number, and thus to improve its controllability. SOLUTION: The automatic transmission for an automobile is provided with an input route T1 of a first velocity ratio, an input route T2 of a second velocity ratio that is smaller than but approximate to the first velocity ratio, a set of 4-unit planetary gears, a clutch C-1 for transmitting the rotation of the input route T2 to fourth unit S3, assuming these four units to be the first unit to fourth unit in the order of velocity on a velocity diagram, a clutch C-3 for transmitting it to the first unit S2, a clutch C-2 for transmitting the rotation of the input route T1 to the second unit C2, a brake B-1 for stopping the first unit, a brake B-2 for stopping the second unit, and an output shaft connected with the third unit R3.  The simultaneously engaged transmission steps, i.e., the clutch C-1 where the second velocity ratio is inputted and the clutch C-2 where the first velocity ratio is inputted, are jumped over to obtain the transmission steps of five forward velocities.
Patent JP-2002326834-A (JP)
Title: Method for producing optical fiber core base material and optical fiber base material
Inventor: TARU TOSHIKI
IPC: G02B6/00
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing an optical fiber core base material and an optical fiber base material that GeO2 adding concentration distribution in a core is sufficiently flattened and the productivity can be advanced. SOLUTION: A core rod produced by VAD method and the like is a starting rod (denoted as S100). Fine glass particle layers GeO2 is added with almost same concentration on a periphery face are heaped by an OVD method (S101). The fine glass particle layers are sintered and come to an outer core layer (S102). The obtained glass body is enlarged to a core base material (S103). As reduction of the GeO2 adding concentration is controlled at the periphery side layer of the core base material, the adding concentration distribution is sufficiently flattened. As an additional step like an external grinding step is unnecessary, the productivity can be advanced.
Patent JP-2002328497-A (JP)
Title: Image forming device
Inventor: KOMATSU YOSHIHIRO
IPC: G03G15/06
Filed: 2001-05-01
Abstract: PROBLEM TO BE SOLVED: To reduce toner consumption due to the black band-like sticking of toner at the start up and shut down of a machine. SOLUTION: In electrophotographic processing, control is performed so that the bias voltage of a developing roll 3 consists of only a DC component at the start up of the machine, the shut down of the machine and between the sheets of paper of successive copying, and bias voltage obtained by superposing an AC component on the DC component is applied at an image forming. Also, image forming is performed by applying the bias voltage obtained by superposing the AC component on the DC component to the developing roll 3 in the electrophotographic processing, on the other hand, control is performed so that the peak-to-peak of the AC component of the bias voltage is reduced at the start up and shut down of the machine and between the sheets of paper of the successive copying.
Patent JP-2002034879-A (JP)
Title: Scraper for cleaning
Inventor: SCHULTHEIS BERND
IPC: C08J5/04
Filed: 2001-05-08
Abstract: PROBLEM TO BE SOLVED: To provide a scraper for cleaning by which residues are not left on a high temperature surface when the scraper is brought into contact with this surface and damage on the surface is not generated in the case when a glass ceramic cooling face is used and the scraper itself is not damaged and the high temperature surface can be conveniently cleaned. SOLUTION: The scraper for cleaning is constituted by providing a grip region and a working region for storing a blade and by molding the grip region (1) and the working region (2) with a thermosetting plastic material so as to be durable a temperature exceeding 130 deg.C of a glass surface or a glass-like surface, especially a temperature of at least 240 deg.C.