baber/WOPTO huggingface dataset:
Patent JP-H11203685-A (JP)
Title: Focus servo control device and disk reproducing device
Inventor: HAYASHI YASUHIRO
IPC: G11B7/085
Filed: 1997-12-29
Abstract: PROBLEM TO BE SOLVED: To provide a focus servo control system of a DVD system to achieve stable layer jumping by braking it in advance to an actual focus position, even when a beam spot is largely changed in the speed relative to a disk with much surface wobbling. SOLUTION: At the time of layer jumping, a brake is applied by using a differential signal of a focus error signal, and then, th brake is applied in advance from an actual focus position by switching on the servo at the zero crossing point #. The servo-ON operation is stabilized by sufficiently decreasing the speed. The focus servo control device is provided with a differential means 32 for outputting high frequency elements of the output of a focus error detection means 15, an acceleration means 23 for accelerating the focus lens from the layer presently under reproduction to another layer, an addition means 35 for changing over the differential means 32 to/from the acceleration means 23 according to a result of a comparison means 33 and inputting an output of the differential means 32 to the focus servo.
Patent JP-2000185633-A (JP)
Title: Parking brake device
Inventor: TSUDA TOSHIO
IPC: B60T7/06
Filed: 1998-12-24
Abstract: PROBLEM TO BE SOLVED: Not to unintentionally carry out a lock or release of a parking brake and to easily confirm a locking state of the parking brake in a parking brake device provided on a tractor and having a restrain mechanism for preventing an erroneous action. SOLUTION: In the parking brake device, an engagement tool 10 is provided on a stem portion 3c of a brake pedal 3 and an engagement body 9 turned by a parking brake operation means is provided on a lower side of a step 2. A parking brake is braked by engaging the engagement body 9 with the engagement tool 10 at a pedal 3-stepping position. The parking brake operation means is constituted by a first rod 12a interlocked with the engagement body 9; a second rod 12b connected to the first rod 12a by a connection spring 15; and an operation lever 16 interlocked with the second rod 12b. An urging spring 11 is engaged with the engagement body 9 to be able to maintain at an engagement position and a releasing position with the engagement tool 10.
Patent JP-H11194588-A (JP)
Title: Multicolor image forming device
Inventor: AIZAWA HIDEO
IPC: G03G15/01
Filed: 1997-12-30
Abstract: PROBLEM TO BE SOLVED: To prevent toner from sticking to the electrifier of an image forming means forming no image on the downstream side when a single-color image is formed and to prevent a multicolor image forming device from being increased in cost or enlarged in shape. SOLUTION: A voltage having the same polarity as the toner developed on a photoreceptor drum 1 is applied to one or both of the grid 5g and shield 5s of the electrifier 5 of an image forming means arranged on the downstream side in the rotating direction of the photoreceptor drum 1 and forming no image when a single-color image is formed by a second electrifier power supply 12 via the instruction of an electrification controller 10.
Patent JP-2001182307-A (JP)
Title: External facing border material
Inventor: HIKINO NAOTO
IPC: E04F13/08
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To provide an external facing border material capable of giving an apparent accent to the exterior wall surface with variations without extremely increasing a manufacturing cost and promoting the finished appearance of the exterior wall surface. SOLUTION: The external facing border material mounted to a site dividing the exterior wall surface of a building into up and down parts is equipped with basic members 2 mounted on an exterior wall 1 and a plurality of kinds of expression members 3 with different shapes connected to the basic members 2.
Patent JP-H10236854-A (JP)
Title: Cement composition and its use
Inventor: ASBRIDGE ANTHONY HALES
IPC: C04B11/30
Filed: 1997-12-19
Abstract: PROBLEM TO BE SOLVED: To produce a composition suitable to add water for producing a water resistant hydraulic solid. SOLUTION: (a) Calcium sulfate semihydrate, (b) Portland cement and (c) a calcined clay having a pozzolan activity (in which metakandite is incorporated preferably) are incorporated as a component. A weight ratio of the component (a), (b) and (c) in the composition is 20-98wt.% (a), 1-5wt.% (b) and 1-30wt.% (c), and the sum of the component (a), (b) and (c) is 100%.
Patent JP-2000195804-A (JP)
Title: Thin film forming device
Inventor: TERAKAWA AKIRA
IPC: H01L21/68
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To realize down-sizing and improve the efficiency of a doping chamber. SOLUTION: This device is provided with a doping chamber 1 to form a p layer as well as an n layer, an i chamber 3 to form an i layer, and a transfer chamber 4 provided with transfer arms 12 and 13 for shipping in/out a substrate 2 to/from the chambers 1 and 3. While the i layer is formed on the substrate 2 in the i chamber 3, the p layer is formed on another substrate 2 in the doping chamber 1 and further the n layer is formed on the other substrate 2 therein.
Patent JP-2001188405-A (JP)
Title: Image forming device
Inventor: SAKAIZAWA KATSUHIRO
IPC: G03G15/02
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To prevent a charge defect as a result of a charging roller soiling, in an image forming device having a developing system that performs cleaning simultaneously. SOLUTION: At the non-image forming time, this image forming device shifts toner on the charging roller 2 to a photosensitive drum 1 by forming a discharge electric field with polarity opposite to the charging polarity (for instance, positive) of a toner between a photoreceptor drum 1 and the charging roller 2, reversing the polarity of transfer residual toner stuck on the charging roller, and in the next place, forming the electric field being equal to or below discharging threshold in the same polarity to the toner (for instance, negative) between the photoreceptor drum 1 and the charging roller 2. In such a manner, the device stably removes the transfer residual toner stuck on the charging roller 2, and to prevent the image defect as a result of charge defect.
Patent JP-2001186187-A (JP)
Title: Data communication equipment and communication control method
Inventor: TOMOTA ICHIRO
IPC: H04L47/22
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To provide data communication equipment, capable of lowering the possibility that an RTCP control packet and an RTP data packet are discarded due to congestion. SOLUTION: When an RTCP control part 18 is notified from the a data communication quantity measuring part 6 that it is the time, when data communication quantity is small, the part 18 instructs an RTCP control packet generating part 10 for generating and transmitting a RTCP control packet, when the generation designated time of an RTCP control packet arrives. Meanwhile, when the part 18 is notified from the part 6 that it is the time, when the data communication quantity is large, the part 18 once holds the generation and transmission of the RTCP control packet, and instructs the part 10 to generate and transmit an RTCP control packet after being notified of the effect that it is the time, when data communication quantity is small.
Patent JP-2000189387-A (JP)
Title: Ophthalmic imaging device
Inventor: OKASHITA TOSHIHIRO
IPC: A61B3/14
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To produce panoramic images of regions to be imaged by photographing these regions with an observed one yet to be imaged interrelated intuitively with another or others having been imaged. SOLUTION: The ophthalmic imaging device observes, as observation regions, partial regions to be imaged Er1 to Er8, by way of example, out of the whole region of an eye to be examined, and photographs the imaging regions Er1 to Er8, before displaying on a screen 8A a panoramic image consisting of interrelated still pictures obtained from the imaging. A display control means is provided to produce a movie display of the observation regions related to the still pictures on the screen 8A.
Patent JP-2000199433-A (JP)
Title: Turbocharger with variable nozzle vane
Inventor: ISOTANI TOMOYUKI
IPC: F02B37/24
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To ensure good pressure-charge performance and enhance reliability, while reducing cost. SOLUTION: A large-diameter disc portion 37c of a roller pin member 37 is formed so that a radius of curvature r2 of its outer peripheral surface is equivalent to a radius of curvature r1 of both side surfaces of an arm 40b of an open/close lever 40. When the open/close lever 40 abuts to the large- diameter disc portion 37c, the outer peripheral surface of the large-diameter disc portion 37c is in snug alignment with one side surface of the arm 40b. The large-diameter disc portion 37c is installed between two adjacent open/close levers 40, whose circular movements either in the forward or backward direction are in synchronism with each other, so that it controls a fully-open angle of a nozzle vane 39 when it abuts to one of the two open/close levers 40, and a fully-closed angle of the nozzle vane 39 when it abuts to the other of the two open/close levers 40.
Patent JP-2000194630-A (JP)
Title: Information management device for plural systems and recording medium
Inventor: SEGAWA MOTOMASA
IPC: G06F13/00
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To manage and maintain a network computing environment via a simple operation by securing automatically the synchronization between the network and user information on all corresponding systems to reflect the synchronization on the systems if the instructions are given from a user or a manager for the registering, change, deletion, etc., when plural systems are connected together via a network to construct a single system in regard to an information management device which manages the information on plural systems connected to the network and also in regard to a recording medium. SOLUTION: Each of plural systems operates via a prescribed operating system, and it is connected to a network 21 and has a register means 12 which registers the necessary one of both network and user information. Then a transmitter means is connected to those systems via a network 21, and it turns the designated one of network and user information or both information into the data which are adapted to a system that needs the said information and sends the data to the network 21.
Patent JP-2000194806-A (JP)
Title: Ic card collation system, ic card collation method, ic card and reader-writer
Inventor: KAHO TOMOHIRO
IPC: G06K19/10
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To provide an IC card collation system capable of confirming the authenticity of an IC card without outputting information inside an IC chip to the outside of the chip and performing simple and high-security collation for the IC card. SOLUTION: Data for indicating the feature of a prescribed image printed at the prescribed position of the surface of this IC card 10 are recorded in the nonvolatile memory of the IC chip 12 as first collation data. Upon inserting the IC card 10 to this reader-writer 20, the prescribed image is photographed, second collation data are generated, based on image data obtained by the photographing, and the first collation data and the second collation data are collated and decided in this system.
Patent JP-2000000447-A (JP)
Title: Swirling type fine bubble generator
Inventor: ONARI HIROBUMI
IPC: B01F3/04
Filed: 1998-12-30
Abstract: PROBLEM TO BE SOLVED: To provide a fine bubble generator capable of efficiently generating fine bubbles with a simple structure. SOLUTION: This generator is composed of the vessel main body having a conical or bottle-shaped shape, a liq. inlet tangentially provided to a part of the circumferential face of the inner wall of the space, a gas inlet hole at the space bottom and a swirling gas and liq. outlet opened at the tip of the space.  A structure for introducing an energized and swirled water current into a circular containing chamber 3, a structure for forming a swirling upflow at the peripheral part in a gradually expanding lidded cylinder 4 thereabove, a structure for forming a swirling downflow formed inside the peripheral part, a structure for forming a negative-pressure swirling cavity formed at the center thereof by the centrifugal and centripetal separating actions and a gas eddy pipe 24 formed in the negative-pressure swirling cavity, extending, tapering and descending and a fine bubble generating structure in which the eddy pipe 24 is forcedly cut when the pipe 24 rushes and flows into the central reflux port 6 are provided.
Patent JP-H04214130-A (JP)
Title: Indoor unit for air conditioner
Inventor: NOKITA YOSHIFUMI
IPC: F24F13/22
Filed: 1990-12-10
Abstract: PURPOSE:To enable drain water stayed in a drain pan to smoothly flow out of an air conditioner so as to prevent the drain water from overflowing the drain pan even when the amount of the drain water increases by slantingly arranging a drain hose in a drain hose accommodating space in such a way that the opening side of drainage is located high. CONSTITUTION:An opening 2 for drainage is provided on one side of the rear face of an indoor unit, and a drain hose accommodating space 4 is provided at the lower side part of the rear face thereof. A drain hose supporter 10, which is made high on its one side and low on the other side, is arranged in the drain hose accommodating space 4 in such a way that the high side part of said supporter 10 is located to the opening 2 for drainage, and a drain hose 3 is slantingly disposed on the drain hose supporter 10.
Patent JP-H04216539-A (JP)
Title: Drop-in loading camera
Inventor: SAHORI DAISUKE
IPC: G03B17/28
Filed: 1990-12-17
Abstract: PURPOSE:To simplify the insertion of a film by switching a film pressing roller from a position where it is retreated from a film inserting port to a state where a film pressing roller is press-contacted to a spool, in response to the closing action of a movable member covering the film inserting port. CONSTITUTION:A cartridge 25 is loaded into the cartridge room 10 of the main body of a camera 1, and the film 26 is inserted into a slit 11. When the bottom cover 5 as the movable member is pushed into the direction of the arrow, the bottom cover 5 is completely closed by links 7 and 8. In this completely closing action process, the link 7 pushes the press-contacting shaft 24b of the roller 24. Accompanying with this, the film pressing roller 24 is forcibly turned clockwise centering a shaft 23, against a spring. When the bottom cover 5 is completely closed, a roller part 24b is press-contacted to the spool 27.
Patent JP-H04216910-A (JP)
Title: Manufacture of proximity switch
Inventor: MIZUTANI TETSUYA
IPC: B29C39/10
Filed: 1990-12-19
Abstract: PURPOSE:To obtain the method for manufacturing a proximity switch, in which a resin does not flow out when the resin is filled and which has excellent quality, by mounting a stopper stopping the outflow of the resin when the lead of the case of the proximity switch is led out. CONSTITUTION:In the manufacture of a proximity switch, a stopper 4 for stopping the flow of a resin is inserted and fixed so that leads 3 are held between a reed switch 2 and a lead leading-out section in a case 1 set up near the lead leading-out section 6, and the resin is flowed into the case 1. Accordingly, the outflow of the resin can be prevented, processes are decreased, and the cost can be reduced.
Patent JP-H04219851-A (JP)
Title: Semiconductor integrated circuit
Inventor: TOMITA MASAHITO
IPC: H03K19/0175
Filed: 1990-12-20
Abstract: PURPOSE:To prevent the number of terminals of an SCSI control circuit from increasing as the numbers of bits increases as to the semiconductor integrated circuit which inputs and outputs signals through a SCSI bus. CONSTITUTION:The SCSI control circuit 1 and many external circuits 2 are connected by input/output data lines DBi and DBo, a control signal which controls the operation of each of the external circuits 2 is outputted as a digital binary signal from the SCSI control circuit 1, and a decoder 7 which selects a specific external circuit among the external circuits 2 according to the digital binary signal and outputs the control signal is interposed between the SCSI control circuit 1 and external circuits 2.
Patent JP-H04322992-A (JP)
Title: Arm driver of industrial robot
Inventor: IWAI KAZUO
IPC: B25J17/00
Filed: 1990-12-08
Abstract: PURPOSE:To simplify an industrial robot in structure, making the driving force get off with smallness, and facilitate control over it so easily. CONSTITUTION:A first arm 8 is pivotally supported on a base 2, while a second arm 15 is pivotally supported on a turning end of this first arm 8 free of rotation, and a working member 16 is attached to the turning end of this second arm 15. Then, the first arm 8 is made so as to be driven by an electric motor 20, and the second arm 15 is made so as to be linked up with the first arm 8 by pulleys 27, 28 and a transmission endless body 29.
Patent JP-H04225590-A (JP)
Title: Package structural body
Inventor: SAWARA RYUICHI
IPC: H05K1/18
Filed: 1990-12-27
Abstract: PURPOSE:To provide a package structural body where a semiconductor device and a chip component are mounted on a printed board with high density. CONSTITUTION:A package structural body where the clearance between the top of a chip component 2 mounted on a printed board 3 and the bottom of a semiconductor device 1 mounted in such a manner that it may cover the chip component 2 is 1/4 and smaller.
Patent JP-H04298342-A (JP)
Title: Metal plate-inorganic foam composite
Inventor: OKADA TAKASHI
IPC: B32B7/12
Filed: 1990-12-27
Abstract: PURPOSE:To obtain the title composite improved in the adhesiveness of the interface between a painted steel plate and a foamed body composed of cement and excellent in refractory capacity. CONSTITUTION:A metal plate-inorg. foam composite is formed by bonding nonwoven fabrics to the single surfaces of a pair of metal plates by an adhesive such as an epoxy resin type adhesive and filling the gap between the metal plates with inorg. foam in such a state that the surfaces having the nonwoven fabrics bonded thereto are opposed. The obtained metal plate-inorg. foam composite is improved in the adhesiveness of the interfaces between a painted steel plates and a foam body composed of cement and generates no peeling at the time of cutting, processing and transfer and is optimum as a siding board excellent in refractory capacity.
Patent JP-H04215368-A (JP)
Title: Facsimile device with automatic answering telephone function
Inventor: YOSHIDA AKIHIRO
IPC: H04M1/65
Filed: 1990-12-13
Abstract: PURPOSE:To enable a user to early know the arrival of image data and the generation of a trouble during his absence and to allow the rapid executing of adequate dealing with by effectively utilizing the automatic answering function added to the facsimile. CONSTITUTION:The user previously switches the facsimile to the automatic answering function by a switching means 15 for switching the facsimile to a transmission and reception function of image data, a telephone function or a recording function as an automatic answering telephone at the time of going out. If there is the arrival of the image data or the generation of the trouble, such as run-out of recording paper, in the state of the above-mentioned automatic answering function, such arrival or the trouble is detected and the voice message dealing with the signal arrival or the contents of the generated trouble is read out of a voice memory section 12 in accordance of the result of the detection and is recorded in a recording section 11. Then, the user is able to know the arrival of the image data or the presence or absence of the generation of the trouble by listening to the contents of the automatic answering record from the outside.
Patent JP-H05103671-A (JP)
Title: Method for fractionating tryptophan synthase
Inventor: YAMAGATA HISASHI
IPC: C12N9/88
Filed: 1990-12-17
Abstract: PURPOSE:To industrially and advantageously obtain the subject enzyme, having high purity and useful for synthesizing L-tryptophan, etc., by heat-treating a microbial cell extract of Escherichia coil in the presence of ammonium sulfate and fractionating the tryptophan synthase produced by the Escherichia coil. CONSTITUTION:Escherichia coil is cultured at 37 deg.C for 24hr by shaking culture and the culture medium is subsequently placed in a jar fermenter vessel and cultured in a culture medium containing glucose, ferrous sulfate and indoleacrylic acid, etc., for 20hr. Microbial cells are then recovered by centrifugation, suspended in a 50mM potassium phosphate buffer solution (pH 7.5) containing glycine and stirred at 37 deg.C for 24hr to extract a tryptophan synthase. Ammonium sulfate in an amount of 50-170g/l is subsequently added to the microbial extract solution, heat-treated at 55 deg.C for 10min and then centrifuged to collect a supernatant. Thereby, the objective tryptophan synthase is fractionated in high purity and recovery ratio.
Patent JP-H0446321-A (JP)
Title: Active matrix electronic optical display device and color projection device using said device
Inventor: EDOWAADO HENRII SUTATSUPU
IPC: G02F1/136
Filed: 1990-12-20
Abstract: PURPOSE: To add a special capacitor to each of pixels and to improve the storage capacity of charges for signal addresses by forming island-electrodes of a regeneratively doped poly-Si conductor layer on the outer side over the entire periphery of the respective pixels, thermally oxidizing the surfaces thereof to form the dielectric layer and forming special capacitors of these layers and column electrodes for control formed thereon. CONSTITUTION: The n-th pixel electrode within the row of the array of the electrode 10 is addressed through a thin-film transistor(TFT) 18 by the electrical connection of the pixel electrode to the drain region 28 of a polycrystalline silicon layer. The capacitor 300 for the pixel is formed by providing the lower side of the adjacent gate electrode 12 with the conductive island 301 and providing the surface of the conductive layer 301 under the gate electrode with a thin dielectric layer 302. The electrical connection of the n-th pixel electrode 10 to the capacitor 300 is disposed in a range 303 by an ordinary means.
Patent JP-H04121263-A (JP)
Title: Compound brake booster and master cylinder assembly body
Inventor: JIYAN PIEERU GOOCHIE
IPC: B60T8/48
Filed: 1990-12-21
Abstract: PURPOSE: To enable a driver to apply the brake without operating a brake pedal by keeping movable front and rear partitions separate from each other, and forming a passage for connecting the two front chambers in a cylindrical extension of a piston of a master cylinder. CONSTITUTION: A front space A is divided into a front chamber 12 and a rear chamber 14 by a movable partitions 16, and a rear space B is divided into a front chamber 18 and a rear chamber 20 by a movable partition 22. Diaphrams 24, 26 are provided at the respective movable partitions 16, 22, and the outer peripheral edge parts of the diaphrams are respectively fastened to an external casing 10 in hermetically sealed manner to airtightly separate the front chambers 12, 18 from the rear chambers 14, 20 in respective spaces.  When a passage to a solenoid valve 56 is controlled to a second position to shut off the communication between the rear chambers 14 and 20, and the rear chamber 14 is connected to an air source 58 of atmospheric pressure, the movable partition 16 is moved forwardly together with a piston 32 to take the necessary braking action, since low pressure constantly exists in the front chamber 12. On the other hand, since a clearance exists between a cylindrical extension 30 of the piston and an output rod 42, the output rod 42 or an input rod 27 is not moved with the movement of the piston.