baber/WOPTO huggingface dataset:
Patent JP-2000196135-A (JP)
Title: Photoelectric converter
Inventor: HIRAYAMA KAZUYUKI
IPC: H01L31/12
Filed: 1998-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a photoelectric converter in which stability of circuit is sustained while suppressing consumption of a battery by preventing generation of leak current in the circuit even if a driver on the light emitting side is exposed to external light. SOLUTION: A photoelectric converter comprises a battery-driven LED 6 on the optical signal emitting side mounted on a lead frame 2b, and a driver 7 having a transistor for driving the LED 6. A light shield structure, e.g. a cover 10, is provided in order to prevent the driver 7 from being exposed to external light to cause turn on of the driving transistor thus preventing generation of leak current.
Patent JP-H11255128-A (JP)
Title: Steering wheel unit
Inventor: DERRICK JOHN-OLIVER
IPC: B60R21/16
Filed: 1998-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a fixing means which can be speedily assembled at a final stage and can be simply and inexpensively materialized under a normal manufacturing stage of a steering wheel and an air bag module. SOLUTION: At least two assembling surface areas 2, at least two guide protuberances which are placed with a space kept from a fitting plane and protrude from the plane and at least two openings 4 for mutual locking perpendicular to the plane are provided on a steering wheel carcass 1. A hole 7 corresponding to the guide protuberance 3 is provided on an expansion apparatus mount 5 of an air bag module 6 placed opposite to the carcass 1, and the mount 5 is equipped with a mutual locking tab 8 of elastic material corresponding to the opening 4.  The tab 8 is elastically bent perpendicularly to the fitting direction from a locked position of the tab 8, by a guide surface area 9 inclining toward the fitting direction, when the module 6 is fitted, is returned to the locked position at a position where assembling is completed, and is locked and fixed to a rim of the opening 4 by a locking protuberance.
Patent JP-2000196680-A (JP)
Title: Receiver circuit and signal transmission system
Inventor: TAMURA YASUTAKA
IPC: H03K19/0175
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To enable fast signal transmission (signal detection) with high accuracy. SOLUTION: This receiver circuit contains a capacity network part 1 receiving a differential input signal and a comparator part 2 receiving an output of the capacity network part. The capacity network is provided with capacity means 17 and 18 which accumulate charges and switching means 11 to 14 which control the supply of the input signal to the capacity means. The comparator part is provided with inverters 21 and 22 which amplify an output of the capacity network part and a common mode feedback circuit 3 which receives outputs of the inverters and maintains a common mode voltage to an almost fixed value.
Patent JP-2001182664-A (JP)
Title: Oil pump device for transmission
Inventor: YAMANAKA JUNJI
IPC: F16H57/04
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To provide an oil pump device for a transmission capable of preventing the occurrence of cavitation inside an oil pump as much as possible. SOLUTION: This oil pump device is provided with an oil pump 1 being rotatably driven by an engine and delivering a hydraulic fluid sucked in from a suction passage 16 via a suction port 12 to a delivery passage 20 from a delivery port 13. A flow control valve 24 is arranged for circulating an excess fluid among the hydraulic fluid delivered to the delivery passage 20 from the delivery port 13 to the suction port 12 via a circulation passage 23.
Patent JP-2000194892-A (JP)
Title: Charge collecting system and charge collecting method
Inventor: YAMAGUCHI YOJI
IPC: G07B15/00
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To mitigate congestion near the tollgate of a toll road. SOLUTION: This charge collecting system is provided with a charge collecting main controller 6 for a person in charge present inside a tollgate booth 4 to input information relating to a passing charge collected from a driver of a vehicle, a receipt issuing device 12 for automatically issuing a receipt on which the information relating to the inputted passing charge is recorded at a position where the driver of the vehicle can directly takes it away, that is on the outside of the tollgate booth 4 and near the road shoulder of a tollgate lane 10, a vehicle detection sensor 14 for detecting the vehicle passing in front of the receipt issuing device 12 and transmitting prescribed detection signals and an advancing vehicle control signal device 8 for controlling the advance of the vehicle into the toll gate 2 based on the detection signals transmitted by the vehicle detection sensor 14.  Thus, the work taking processing time such as handing over the receipt to the driver of the vehicle from the person in charge present inside the booth 4 is omitted and the congestion near the tollgate is mitigated.
Patent JP-2000060163-A (JP)
Title: Vibration actuator
Inventor: ASHIZAWA TAKATOSHI
IPC: H02N2/00
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To prevent the occurrence of pitching vibration in an oscillator and to prevent the deterioration of silence and driving efficiency at driving of an ultrasonic motor. SOLUTION: A relative movement member 22 which executes relative movement with an oscillator 11 which generates the combined vibration of vertical vibration L1 vibrating in a relative movement direction and bent vibration B4 vibrating in the direction orthogonal to vertical vibration, a pressurizing supporting mechanism 31, constituted of a pressurizing supporting member 32 constituted of a pressurizing supporting body 35 having second restriction members 36a and 36b,  which are engaged with first restriction members 34a and 34b engaged with the vibrator by having a gap at the node position n3 of vertical vibration L1 and are abutted on the oscillator at node positions n2 and n4 of bent vibration B4 on the end sides of the relative movement direction and of a pressurizing force generation member 33 for energizing the pressurizing supporting body 35 to the oscillator 11 and a casing 41 storing them are installed. The second restriction members 36a and 36b and the pressurizing supporting body 35 are constituted integrated by methacrylic resin.
Patent JP-2001179585-A (JP)
Title: Curved surface finishing grinding and polishing method and device
Inventor: KANAMARU TAKAO
IPC: B24B17/10
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a curved surface finishing grinding and polishing method which does not require to obtain the detail shape design data of a workpiece, measuring for shape data and manual teaching. SOLUTION: A surface of the work W having a curved surface is automatically ground and polished along the surface with a disk sander 4. The disk sander is dropped from a state in which a working point P of a disk 4a lies over a worked point A on the upper surface of the work, an inner force sensor 3 detects two-axes directional force applied to the disk sander and moment about one axis when the disk contacts with the upper surface of the work, data when the disk sander is moved based on the detected values to match the working point of the disk to the worked point on the upper surface of the work is used as teaching data, the disk sander is moved based on the teaching data to match the working point of the disk to the worked point on the upper surface of the work, and a constant pressing force is applied to the disk sander for the finishing grinding and polishing.
Patent JP-2001194026-A (JP)
Title: Absorption refrigerating machine, and cogeneration system
Inventor: OTAKE KANJI
IPC: F25B15/00
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To obtain an absorption refrigerating machine, and a cogeneration system which can follow up variation of load quickly and can be constituted at a low cost. SOLUTION: The cogeneration system CGS comprises a combination of a power generating unit 1 and an absorption refrigerating machine 10. The absorption refrigerating machine 10 comprises a thermometer T1 for measuring the temperature of chilled water in a chilled water outlet line L2, a first feed pump PRI for feeding refrigerant liquid RL pooled in an evaporator 20 into an absorber 30 through a refrigerant liquid line L30 while regulating the flow rate, and a controller 90 for controlling the first feed pump PR1 based on the measurement of the chilled water outlet thermometer T1. According to the arrangement, the absorption refrigerating machine 10 exhibits high follow-up performance to variation of load.
Patent JP-2001188216-A (JP)
Title: Liquid crystal display element and evaluation method therefor
Inventor: OGURA JUN
IPC: G02F1/137
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To provide an antiferroelectric liquid crystal display element reduced in display sticking and to provide an evaluation method therefor. SOLUTION: The liquid crystal display element 100 capable of attaining a gray shades display uses an antiferroelectric liquid crystal 111 satisfying inequality 1 (ε*(θ2/PS2)<=8). Wherein, ε[F/m] is the dielectric constant of the antiferroelectric liquid crystal 111 placed between substrates 101 and 102. θ[ deg.]is 1/2 of the cone angle of the liquid crystal 111. PS [nC/cm2] is the spontaneous polarization of a liquid crystal molecule of the antiferroelectric liquid crystal 111. In the formed liquid crystal display element, the dielectric constant ε, a tilt angle θand the spontaneous polarization PS of the liquid crystal are obtained to judge whether the inequality 1 is satisfied or not.  If the inequality 1 is satisfied, the liquid crystal display element is small in the display sticking and if the inequality 1 is not satisfied, it is large in the display sticking.
Patent JP-2000176444-A (JP)
Title: Polluted liquid cleaning treatment device and layered body used in same
Inventor: NAMITA YASUO
IPC: B01J20/18
Filed: 1998-12-15
Abstract: PROBLEM TO BE SOLVED: To clean polluted liquid so that environmental pollution is prevented and discharging to the natural world is made possible by treating liquid to be treated of polluted to flow in a flow passage by a clearance to bring it into contact with an adsorbent packed bed and to absorb and remove material to be adsorbed in the liquid to be treated by the adsorbent packed bed. SOLUTION: On the side of one face of a net like body 8, adsorbent packed beds 10 are put between the net like body and a similar net like body 8, and a long length projecting and recessing layer body 11 is formed in which projected line parts 10a and recessed line parts 10b which are the interior of the adsorbent packed beds 10 are alternately arranged side by side. This long size projecting and recessing layer body 11 is wound in the same way as rolled in a drainboard to bring the inner and outer adjacent net like bodies 8 and projected line parts 10a into contact with each other, and of the net like bodies 8 and the recessed line parts 10b, many concentric circular arrangement type flow passages 12 are formed.  Sludge liquid is caused to flow in these flow passage 12 to bring it into contact with the adsorbent packed beds 10 and to adsorb and remove material to be adsorbed in the liquid to be treated by the adsorbent packed beds 10. In this way, purifying action can be maintained for a long time.
Patent JP-2001187329-A (JP)
Title: Reaction tank for fixing carbon dioxide
Inventor: TANAKA SHUICHI
IPC: B01J19/00
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a reaction tank for fixing carbon dioxide that a filter to be set as a catalyst placing shelf at the bottom of a tray of the reaction tank is prevented from being clogged. SOLUTION: A catalyst 8 filled in a tray 18 in a reaction tank 12 is heated to 400 to 700 deg.C by a heater 19 of a heating furnace 20, and a reaction gas is introduced from a gas flow inlet 16a provided at the lower part. Glass wool 14 provided at a shelf 15 of the lower part of the tray 18 and being sandwiched between nets 13a, 13b from the upper and lower sides is used as a filter of a catalyst placing shelf. A reaction gas is allowed to uniformly diffuse in a space of a cylinder 24 and to pass through the glass wool 14 and subjected to reduction reaction on the catalyst, thereby carbon dioxide is fixed. After reaction for a prescribed time, a cap 25 is opened and the tray 18 is taken out to the outside, and thereafter the fixed carbon 7 is separated from the catalyst 8.
Patent JP-2001161823-A (JP)
Title: Relaxation therapy system by music and message
Inventor: MIZUTANI KOZO
IPC: G06Q50/22
Filed: 1999-12-09
Abstract: PROBLEM TO BE SOLVED: To provide a relaxation therapy by a system wherein a user of the system is made to listen to optimum music and message, in accordance with the condition of each person as a subliminal message containing the message in the music by diagnosing the condition of a disease and the state on each individual person. SOLUTION: A control program for a relaxation therapy is practiced by using a terminal device 102 and, when items of diagnosis are transmitted to a host apparatus 101 side through a communication network 103, a diagnostic program is practiced in use in the host apparatus 101 side to perform a diagnosis based on the items of the diagnosis and the optimum combination of the music and the message suitable for relaxation corresponding to the result of the diagnosis is selected and the selected message is converted to the subliminal message, and the corresponding music and the subliminal message are transmitted to the terminal device 102 through the communication network 103. Thereafter, the terminal device 102 outputs these music and subliminal message through a speaker to provide the relaxation therapy based on the optimum music and subliminal message to the user of the system.
Patent JP-2000196887-A (JP)
Title: Pseudo-halftone control device for printer
Inventor: NARITA HIROBUMI
IPC: H04N1/405
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To provide a device which can obtain superior image quality or image quality of user's desire by adopting at least systematic dither method for one of the pseudo-halftone processes and optionally setting threshold by a user with respect to the threshold matrix used for the systematic dither method. SOLUTION: This device displays a set size selected at a set size part on a display part 31 and has a threshold matrix input area 32 of the size. The part, which cannot be displayed on the display area of the threshold matrix input area 32, is displayed by scrolling the image in the area 32 by the operation of right-side and lower-side scrollbars 34 and 35. A user inputs an arbitrary threshold by a keyboard, an inputting device, etc., to each matrix position of the threshold matrix inputting area 32 to constitute the threshold matrix. When the user indicates a file store button, a picture for keeping the constituted threshold matrix in a file is displayed.
Patent JP-2000190305-A (JP)
Title: Method for controlling insect carrying disease germs and wood rotting bacteria and control agent therefor
Inventor: AMAGISHI JUNKO
IPC: A01M29/12
Filed: 1998-12-30
Abstract: PROBLEM TO BE SOLVED: To protect against or exterminate insects carrying disease germs for plants such as termite which damage a building material or a tree by eating, a wood rotting bacteria which rots wood and further, a harmful insect such as cockroach by an effective action. SOLUTION: This method for exterminating insect carrying disease germs and wood rotting bacteria is to apply or spray a diatom as a single component or as a principal component, or applying or spray a controlling agent obtained through processing in such a way that it can be used by laying it in an effective spot, or laying it in such a spot to check the generation or the intrusion of the termite or the wood rotting bacteria, in every site of a building or under the floor which is susceptible of damage by the terminite or the wood rotting bacteria or has already been damaged.
Patent JP-2000191022-A (JP)
Title: Tube end protecting device
Inventor: TANABE MASAYOSHI
IPC: B65D59/06
Filed: 1998-12-29
Abstract: PROBLEM TO BE SOLVED: To easily and reliably remove a tube end protecting device reliably from an end of a tube to be protected under any use conditions. SOLUTION: The tube end protecting device A includes a resin inner cylinder 11 mounted on a male screw of a tube end 13 for protecting the male screw and a metallic outer cylinder 10 to be mounted on an outer peripheral face of the inner cylinder 11 in tight contact, wherein a part of a peripheral wall of the metallic outer cylinder 10 is pushed into a peripheral wall of the resin inner cylinder 11 thereby forming anti-rotation protrusions 27.
Patent JP-H04209542-A (JP)
Title: Manufacture of semiconductor device
Inventor: HOSAKA TAKASHI
IPC: H01L21/28
Filed: 1990-12-04
Abstract: PURPOSE:To perform a fine patterning operation by a method wherein a conductor film is formed, a flattening film is then laminated, the surface of a semiconductor is flattened, the conductor film on a gate electrode is patterned only in a region to be etched, and the flattening film and the conductor film are etched. CONSTITUTION:At a MOS semiconductor device, a gate electrode film 4 is laminated, an insulating film 5 is laminated on it, and, after that, the gate electrode 4 and the film 4 are patterned. Then, a sidewall insulating film 8 is formed on sidewalls of the electrode 4 and the film 5; after that, a source- drain layer 7 is revealed; a conductor film 9 is laminated. Then, a flattening film 10 is laminated; the surface of a semiconductor is flattened; after that, a part which is situated on the electrode 4 and which is situated near a place to be etched and removed is patterned by a photolithographic method; the thin film 10 and the film 9 are etched. Thereby, even when the width of the electrode 4 is extremely small, the conductor film on it can be etched and removed and a self-alignment type contact can be applied to a fine process.
Patent JP-H04213201-A (JP)
Title: Adjustment method for microstrip resistance attenuator
Inventor: TANI NORIO
IPC: H01P3/08
Filed: 1990-12-07
Abstract: PURPOSE:To facilitate the adjustment of the attenuation without giving effect on a characteristic impedance of a line even at a millimeter band by heating part of a resistance film of a resistor pattern only for a prescribed time with a thermal spot. CONSTITUTION:An attenuator A is formed by forming a desired microstrip conductor pattern 2 and a desired resistance pattern 4 onto both sides of a dielectric board 1 and joining a ground pattern on the rear side of the dielectric board to a grounding metallic case 5. Then an area resistance of the resistance film is changed by spot heating for a prescribed time with hot air 6 to adjust the resistance corresponding to a prescribed attenuation.
Patent JP-H0523397-A (JP)
Title: Method and device for production of catheter
Inventor: UIJIKAMUPU AANORUDASU SHII JIE
IPC: A61M25/00
Filed: 1990-12-12
Abstract: PURPOSE: To enable inexpensive production with limited labor and processes by jetting liquid directly to a base body in the midst of an injection molding by which a hose-shaped end part having a different property from the base body is formed. CONSTITUTION: A connection member 5 is provided at a connection end of a base body 2 of a catheter 1 together with a reinforcing member or a distortion-removing member 6. A soft part 4 is provided at the tip of the end part 3 of the other end of the base body 2. The soft part is formed by injection molding and in the midst of the molding, a liquid such as liquid resin or the like is directly jetted to the base body 2. This enables easy and inexpensive production and allows production of a catheter with a soft end part thereby reducing the danger of hurting the inside of a human body.
Patent JP-H04216978-A (JP)
Title: Gap adjusting method for wire dot impact printer
Inventor: TANUMA JIRO
IPC: B41J29/46
Filed: 1990-12-19
Abstract: PURPOSE:To set appropriate head gap corresponding to effective thickness of a printing medium even in the case where the thickness of the said printing medium before the start of actual printing is not the same as that after the printing. CONSTITUTION:A wire dot head 4 is moved to a position where a gap available for printing operation is detected, and a trial printing is executed there. In this trial printing, dot data for the trial printing is extracted from printing data for the printing of first line when the said printing data are received, and the trial printing is made for the above-mentioned dot data. Then a head gap (gsuf) between the aforementioned position for detecting the gap and the effective surface of a printing medium P is calculated based on the time T required for the trial printing. The wire dot head 4 is then positioned on an optimum place for be printing with reference made to the calculated head gap (gsuf), and the printing is executed again for the whole dot data for the printing of the first line. After that, normal. printing is made on and after the second line. Therefore the printing is executed from the beginning with the head gap (g) adjusted properly.
Patent JP-H04220224-A (JP)
Title: Moving work car
Inventor: KUDO HIROSHI
IPC: A47L9/00
Filed: 1990-12-20
Abstract: PURPOSE:To simply execute the movement which follows a change of a use place by a small number of person's helps. CONSTITUTION:In the work car which is provided with a driving wheel 3 driven by a motor 2, and a freely turnable wheel 5, and runs and moves, while executing a work such as floor surface cleaning, etc., this car constitutes a characteristic feature of having an auxiliary wheel 6 which moves freely in the vertical direction, and also, can be held in the lower position than said driving wheel 3, in the vicinity of the driving wheel 3, and at the time of movement of a use place, the auxiliary wheel is held in the lower position than the driving wheel 3 and this car moves by small force by the auxiliary wheel 6 and the freely rotatable wheel 5.
Patent JP-H06119761-A (JP)
Title: Recording and reproducing device for picture signal
Inventor: KURAHASHI SUNAO
IPC: H04N5/782
Filed: 1990-12-21
Abstract: PURPOSE:To detect the level of a reproducing signal, to perform the arithmetic processing of a recording state on a magnetic disk, to calculate a number of screens to be recorded and a recorded number of screens and to improve operability for display in the same time. CONSTITUTION:In order to increase standard tracks of a disk 25 and a number of screens to be recorded by a magnetic head 24 by means of the instruction of a system controller 28, tracks including an extended track provided on the outer or inner periphery side of the standard track are traced, a reproducing level is detected by a detection circuit 30, the recording condition on the magnetic disk 25 is decided and stored in a memory 31. This information is inputted to an arithmetic processing circuit 32, a number of pictures to be recorded is calculated in the respective recording modes and recording areas and a number of pictures to be recorded in plural recording modes are simultaneously displayed on a display part 33. Consequently, a number of pictures to be recorded on a recording medium is confirmed.
Patent JP-H04230509-A (JP)
Title: Keyboard
Inventor: FUREMU BII OTEI ZA SAADO
IPC: G06F3/02
Filed: 1990-12-06
Abstract: PURPOSE: To quickly and easily recognize the position of a Japanese character on a keyboard by means of a Japanese and also a Western. CONSTITUTION: Plural keys 7 are arrayed in the keyboard 1. Five Japanese characters constituting consonant rows are collectively displayed on the keys 7. At this time, the characters of 'a'-row, the ones of 'i'-row and, then, the ones of 'u'-row are arranged from an upper part at a right side and the characters of 'e'-row and the ones of 'o'-row are arranged from the upper part at a left side in the keys 7 so that the both reading advance methods of the Japanese and the Western are permitted to coincide with the order and position of vowels. Moreover, input discriminating means 13 are provided in accordance with the respective characters.