baber/WOPTO huggingface dataset:
Patent JP-S5535520-A (JP)
Title: Output circuit of power amplifier
Inventor: MIYAZAKI YOSHIO
IPC: H03F3/20
Filed: 1978-09-04
Abstract: PURPOSE:To reduce number of diodes in a bias circuit to make compensation voltage small and enable non-adjustment of the bias circuit. CONSTITUTION:In a circuit where a push-pull circuit is organized by transistors Q1, Q3, Q5, Q2, Q4, Q6 and it is devised to take out the output from a load resistor R1, Q1, Q2 of both Darlington first stage of the push-pull are arranged in the reverse polarity and are connected to the following stage through a diode D1 and C2 for temperature compensation of them. Also, to these Q1, Q2 and the following stage, bias voltage is applied with the constant current power supply Ic, and input is introduced directly to Q1, Q2. Through this arrangement, even when the temperature of the transistors and their vicinity will be changed, alway approximately constant idling current should be flow, runaway of transistors is prevented, there is no need to vary the idling current, and non-adjustment of the bias circuit become available.
Patent JP-2000299413-A (JP)
Title: Manufacture of resin-sealed electronic device
Inventor: MORIMOTO KENJI
IPC: H01L21/56
Filed: 1999-04-15
Abstract: PROBLEM TO BE SOLVED: To prevent generation of warpages or deformations of a circuit board or of air bubbles in a sealing resin, in the manufacturing technology for resin- sealed electronic device such as semiconductor packages. SOLUTION: This method for manufacturing a resin-sealed electronic device is used to cover an electronic component 20 mounted to a circuit board 10 with a sealing resin 30 and to harden the sealing resin 30, so as to seal the electronic part 20. In this case, the method includes a step (a) for supplying the sealing resin 30 to cover the electronic component 20 mounted to the circuit board 10, a first heating step (b) to heat the sealing resin 30 supplied to the circuit board 10 in the step (a) at a lower temperature than the complete hardening temperature, and a second heating step (c) for heating the sealing resin 30 at a higher temperature than that of the step (b), where the sealing resin is hardened completely.
Patent JP-H01278769-A (JP)
Title: Semiconductor integrated circuit device
Inventor: OGAWA HISAO
IPC: H01L29/72
Filed: 1988-04-30
Abstract: PURPOSE:To provide a device with excellent characteristics and to reduce the chip size by a method wherein at least an end section of a second diffusion region is formed by self-alignment inside a first diffusion region through the intermediary of an insulating film on a side of a semiconductor layer. CONSTITUTION:At least one of the end sections of a first diffusion region 20 of a second conductivity type is determined by self-alignment owing to a thick insulting film 16 and a semiconductor layer; and at least one of the end sections of a second diffusion region 18 of a first conductivity type formed in the first diffusion region 20 is determined by self-alignment owing to an insulating film 22a attached to a side of the semiconductor layer. Accordingly, a section of the second diffusion region 18 may be formed as thick as the insulating film 22a by self-alignment inside the first diffusion region 20; and, relative to the second diffusion region 18, the first diffusion region 20 may be formed to the required minimum dimensions. This design improves a device, for example through reducing junction capacity between a first diffusion region and a third diffusion region, in addition reducing the chip size.
Patent JP-S60251956-A (JP)
Title: Masking jig used in painting
Inventor: YAMAUCHI YASUO
IPC: B05D1/32
Filed: 1984-05-30
Abstract: PURPOSE:To make a masking jig easy to use and to certainly secure the same, by forming the jig from the string part for forming a parting line and the film part secured to said string part and providing the sticking agent adhered to the string part along the longitudinal direction thereof and sticking the string part to a desired position. CONSTITUTION:For example, a string part 2 is formed of a main body part 4 of which the outer peripheral surface is almost semi-circular and the recessed part 5, which has a semi circular inner surface, corresponding to said main body part 4 and a sticking agent comprising rubbers, an acrylic polymer or an ethylene/ vinyl acetate copolymer is received in said recessed part 5. The attachment of this masking jig 1 is performed by sticking the string part 2 to the region close to the part C to be painted of the non-painting part M and the parting line of a paint can be formed.
Patent JP-H09272118-A (JP)
Title: Concrete boring drill
Inventor: CHIZAKI KEIZO
IPC: B28D1/14
Filed: 1996-04-03
Abstract: PROBLEM TO BE SOLVED: To realize the sucking of dusts developing during boring without flying through a drill top opening by a structure wherein the tip parts and the side parts of a nose tip are set to project beyond a drill end part and both the branch ends of the tip part of a dust sucking hole are opened so as to locate at the same positions as the back edges of both the side parts of the tip or at the positions a little to the tip than the same positions just mentioned above. SOLUTION: This concrete boring drill is equipped with a nose tip 2, which is embeddingly fixed on the diametrical line of the tip of a drill main body 1 and the tip parts 2a and both the side parts 2b of which are arranged so as to project from the main body 1. The nose tip 2 is formed into a flat plate, the one end side outer periphery of the plane of which is formed into a chevron. In addition, a dust sucking hole 3 piercing on the axis line of the main body 1 branches off at the tip of the main body in Y along both the sides of the tip. The ends of both the branches are opened nearly at the same positions as those of the back edges 2c of both the side parts 2b of the tip 2 or at the positions a little to the tip than the same positions just mentioned above.  Further, in the main body 1, at its front end part, a depressed part 4 for guiding dusts is formed on both the plane sides of the tip 2.
Patent JP-H06317194-A (JP)
Title: Controller of automatic transmission
Inventor: KURIYAMA MINORU
IPC: B60W10/10
Filed: 1993-05-10
Abstract: PURPOSE:To shorten a speed changing time while decreasing speed change shock in an automatic transmission. CONSTITUTION:An operational condition detection means 602 for detecting an operational condition in a high-load condition or a low-load condition, an air-fuel ratio setting means 604 for setting an air-fuel ratio in response to the output of the operational condition detection means 602, and a speed change detection means 606 for detecting the speed change time are provided in a control unit 60. Decrease in an increment rate of turbine rotational speed can be reduced by means of the control unit 60 by a torque-down quantity in response to the air-fuel ratio and the torque-down of an engine in an startup timing, when the speed change time is detected.
Patent JP-H11292541-A (JP)
Title: Bi-v ferroelectric substance and its thin film
Inventor: KAWAI TOMOJI
IPC: C01G31/00
Filed: 1998-04-02
Abstract: PROBLEM TO BE SOLVED: To obtain a Bi-V ferroelectric substance useful as a nonvolatile memory by using a compd. represented by Bi2 VO5.5 as a thin film. SOLUTION: The Bi-V ferroelectric substance is represented by Bi2 VO5.5 and can be formed in a bulk, thick film or thin film shape. It has ferroelectricity even in the C axial direction, enables low power consumption because of a low dielectric constant, gives a thin film having a flat surface and an ideal interfacial structure and can form a quantum dot structure. Various uses are expected from these characteristics and various production methods are adopted in accordance with the purpose. A thin film is preferably formed by a vapor phase film forming method, in particular laser ablation by which film formation can be carried out at a relatively low temp. A thin film is, e.g. formed on an Si(100) single crystal substrate using a sintered pellet of Bi2 VO5.5 as a target and ArF excimer laser.
Patent JP-H0410373-A (JP)
Title: Surge absorption element
Inventor: TANAKA YOSHIYUKI
IPC: H01T2/02
Filed: 1990-04-26
Abstract: PURPOSE:To equalize discharge start voltage among positions having different distances across terminals by forming a micro gap between terminal electrodes. CONSTITUTION:A conductive film 2 is formed on an alumina insulator 1 containing argon gas 9 sealed with a flint glass cylindrical armor body 8, and a conductive film 2m is formed on the external surface and edge of another alumina insulator 4. Also, one micro gap 3 is formed at the center of each film. Furthermore, hemispherical caps 5 are connected to both sides of the cylindrical insulator 1 having the conductive film with the micro gap 3 on each surface. A cylindrical insulator 4 is positioned concentrically with and outside the insulator 1, and a center electrode 6 is so provided at the center of the insulator 1 as to extend from the glass armor body 8 to the cylindrical insulator 4. Furthermore, outer electrodes 7 are arranged at both ends of the glass armor body 8. According to the aforesaid construction, discharge start voltage becomes equal across all terminals.
Patent JP-H05283046-A (JP)
Title: Tubular bulb and illuminating lamp
IPC: A01K79/00
Filed: 1992-03-31
Abstract: PURPOSE:To provide a tubular glass bulb and an illuminating lamp having the capability of improving watertightness between the bulb and the waterproof cover thereof by selecting surface mean roughness at the neck section of the bulb where the cover is in contact, regarding a tubular bulb having a water repellent film comprising a fluororesin film on the external surface thereof. CONSTITUTION:This tubular bulb comprises a glass bulb 2 where a neck section 2A coated with a fluororesin film 5 is smoothed so as to have mean surface roughness of 20mum or less. In this case, close contact and watertightness are maintained in such a way as forming no gap, when a socket 6 with the tubular bulb mounted thereon and the neck section 2A of the bulb 2 are covered with a waterproof cover 9. As a result, no water drop enters the socket 6.
Patent JP-S62267636-A (JP)
Inventor: KEISU DABURIYU KAWATE
IPC: G01L27/00
Filed: 1987-05-01
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S5810921-A (JP)
Title: Analog-to-digital converter
Inventor: FUKAMI AKIHISA
IPC: H03M1/12
Filed: 1981-07-14
Abstract: PURPOSE:To perform A/D conversion at high speed for an analog signal including high frequencies, by periodically A/D-converting the same analog signal with shifted time and synthesizing the outputs as a digital signal of one system through periodical fetching of the time. CONSTITUTION:An analog signal AD is inputted to N sets of sample holding circuits 11-1n in common and analog signals sequentially in sample holding are inputted to A/D converters 21-2n respectively with the time interval of T/N. A/D-converted outputs are obtained from the converters 21-2n at least within the time T from the point of time of sampling. The outputs are inputted to a multiplexer 3 to control the multiplexer 3, allowing to sequentially pick up the A/D converting output as a digital signal DD of one system in the time interval of T/N.
Patent JP-S5913093-A (JP)
Title: Aluminum alloy cylinder and its manufacture
Inventor: NINAGAWA CHIKATADA
IPC: F16J10/04
Filed: 1983-06-17
Abstract: PURPOSE:To improve the economical efficiency, seizure resistance and durability of an Al alloy cylinder, by forming a plated Fe layer having hexagonal grooves and circumferential grooves as a film protecting the sliding surface of the cylinder. CONSTITUTION:The titled cylinder is composed of the Al alloy body 1 having a cylinder hole 2 and a metallic protective layer 3 electrodeposited on the surface of the inner wall of the hole 2. The layer 3 is made of Fe and has many distributed hexagonal grooves 5 through the thickness of the layer 3 and many circumferential grooves 104 separated from one another in the axial direction of the cylinder. The grooves 5 are formed during electrodeposition, and lubricating oil and solid matter produced by wear are contained in the grooves 5. The cylinder is inexpensive and has superior seizure resistance and durability.
Patent JP-S62264325-A (JP)
Title: Virtual picture processing system by language processor
Inventor: ITO MITSUO
IPC: G06F3/048
Filed: 1986-05-13
Abstract: PURPOSE:To designate freely the display position of a display item by preparing a parameter definition form to a language processor for display items of a virtual picture and providing various defining means within said definition form. CONSTITUTION:A parameter definition form is set to a language processor for display items of a virtual picture in a virtual picture processing system using a language processor. Then a defining means for line column displacement value parameter of display items is included in said definition form together with a defining means for parameter of a read picture display enable range of display items. While a means which converts the line column position of the virtual picture for display items is set to a picture display executing routine together with a means which displays the display items within the display enable range on a real screen. Thus it is possible to display the display items on the virtual screen defined by the language processor at each designated position within a designating range on the real picture via a picture display executing routine.
Patent JP-2000304222-A (JP)
Title: Method and system for rendering dioxins of boiler ash harmless
Inventor: SHIBUYA EIICHI
IPC: F23G5/14
Filed: 1999-04-16
Abstract: PROBLEM TO BE SOLVED: To provide a method and a system for rendering dioxins in boiler ash harmless. SOLUTION: In a system where an incinerator 1 for incinerating refuse thrown into from a throw-in section 2 is coupled with a boiler 5 for recovering heat of exhaust gas from the incinerator 1, the boiler ash discharging section 5B of the boiler 5 is coupled trough a return path 6 with at least one of the throw-in section 2 and the incinerator 1 so that the boiler ash can be returned.
Patent JP-H06325147-A (JP)
Title: Image display device
Inventor: UEJIMA TAKEJI
IPC: G06T1/00
Filed: 1993-05-11
Abstract: PURPOSE:To provide an image display device where reduced image data relating to image data are recorded on a recording medium while the correspondence with the image data is simplified and also easily read out in a short time. CONSTITUTION:The image display device consists of a central processing arithmetic unit(CPU) 1 which performs main control over the whole device, a bus line 2 which transmits data of respective constituent members, an operating system(OS) which is connected to the bus line 2, a ROM 3 and a RAM 4 which store programs for processing inputted image data by reduction, the recording medium 5, a display memory 6, a monitor 7 which displays image data, and the image input device 8 composed of an image pickup part 10 which picks up an image and an image memory 9 which stores picked-up source image data, and the reduced image data for image retrieval are generated and stored together with the source image data as one file.
Patent JP-H04338434-A (JP)
Title: Vacuum cleaner
Inventor: KURIOKA AKIHIKO
IPC: G01N21/53
Filed: 1991-05-14
Abstract: PURPOSE:To offer a vacuum cleaner capable of stopping the rotation of a rotary brush when a suction device is out of normal cleaning posture. CONSTITUTION:A suction device 4 of a vacuum cleaner has a suction device main body 5 with a rectangular opening 5a and a rotary brush 7 that is mounted in the opening 5a and driven by a motor 6. A photo-interrupter 9 and a light- shielding plate 10 are mounted on a bottom plate 11 and behind a circuit substrate 8 of the suction device main body 5. The photo-interrupter 9 and the light-shielding plate 10 detect the incline of the suction device main body 5. When the fact that the suction device main body 5 is out of normal cleaning posture is judged by the circuit substrate 8 according to the detected result, the rotation of the rotary brush 7 is stopped.
Patent JP-H04340303-A (JP)
Title: Rotation controller for vehicle
Inventor: KITAGISHI ETSURO
IPC: B60L50/10
Filed: 1991-05-14
Abstract: PURPOSE:To improve driveability of a vehicle mounting an internal-combustion engine-electric auxiliary driving system by keeping the rotational speed of engine constant even upon variation of electric load on the vehicle side. CONSTITUTION:The vehicle rotation controller comprises a first means for detecting the variation of the rotational speed of an internal-combustion engine 1, an injection pump load lever 16, an actuator 17 and a second means for controlling fuel supply to the internal-combustion engine according to an incremental/decremental command wherein a control circuit 10 produces the fuel supply incremental/decremental command, based on a variation detection signal fed from the first means, which is then fed to the actuator 17 in order to keep the rotational speed of the internal-combustion engine 1 constant.
Patent JP-S6012859-A (JP)
Title: Composite device of facsimile, copying machine and sorter
Inventor: OGAWA TOSHIYUKI
IPC: G03G15/00
Filed: 1983-06-20
Abstract: PURPOSE:To hold the secret of a document and to shorten information transmitting time by coupling a copying machine and a sorter with a facsimile device and reading out a destination code and a copy number code appearing on recording paper to process these codes. CONSTITUTION:When a facsimile part FX receives picture information, the recording paper 1 is sent to a recording/cutting part 3 and the picture is recorded on the recording paper 1. The recording paper 1 is cut off in each prescribed length and then discharged to a receiving paper discharing tray 5. Subsequently, the recording paper 1 is carried to a copying machine part CY and positioned on a contact glass. When a destination code and copy number code on the recording paper 1 are read out by a reader 11, the copying machine part CY starts the copying operation and the picture on the recording paper is copied on a transfer paper 22 and the transfer paper is sent to a sorter part SR. In the sorter part SR, deflection pawls 34A-34B are actuated to respective deflection positions on the basis of the read-out data of the destination code and the required number of carried transfer paper is discharged to paper receiving trays 32A-32E.
Patent JP-S5633030-A (JP)
Title: Treatment of dispersion liquid of capsule
Inventor: HORIIKE TETSUROU
IPC: B01J13/20
Filed: 1979-08-27
Abstract: PURPOSE:To remove the residual formaldehyde without spoiling the capacity of membrane, by adjusting the dispersion liquid of microcapsule having the wall membrane of aldehyde polycondensation resin in alkaline condition and then, heating and stirring after adding the reaction catalyst, such as metal hydroxide. CONSTITUTION:Residual formaldehyde in the dispersion liquid of microcapsule having the wall membrane of aldehyde polycondensation resin whicn is formed by the curing reaction of acid catalyst by using formaldehyde as one component, is heated and stirred in alkaline solution and then, is removed after adding the reaction catalyst, such as metal hydroxides or phosphates. By this method, formaldehyde can be effectively removed by the chemical denaturation treatment without spoiling a superior capacity of the capsule wall membrane.
Patent JP-S5734357-A (JP)
Title: Semiconductor integrated circuit
Inventor: YONEDA MASARU
IPC: H01L27/06
Filed: 1980-08-09
Abstract: PURPOSE:To obtain the semiconductor integrated circuit of small size and high withstand voltage as well as to increase the yielding rate by a method wherein a power transistor is formed on the first grown layer of double-epitaxial structure and then the transistor, in longitudinal direction, is provided on the second grown layer together with other circuit elements. CONSTITUTION:N<+> regions 35-37 are diffused on the P regions 33 and 34 provided on an N epitaxial layer 32 and the power transistor (TR), having regions 31 and 32 as a collector, the region 33 as a base and the region 35 as an emitter, and buried layers 36 and 37 of other elements are formed. Then, the second N epitaxial layer 38 is formed and after p type isolation layers 39-41 have been formed, the N<+> region is diffused to form the emitter contact point 43 of the power TR and the collector contact point 44 of a minor signal TR, for example, and an emitter resistance is formed between the contact point 42 and the region 35. Then, a circuit containing the power TR is obtained by forming the TR for minor signal in an epitaxial region 38b and a resistance element in region 38c. Through these procedures, chips can be made in microscopic measurements, the effect of crystal defect is reduced, the power TR of high withstand voltage can be obtained and the yielding rate can also be improved.
Patent JP-H05303952-A (JP)
Title: Output switching method for dc power source
Inventor: ABE KATSUNOBU
IPC: H01J37/147
Filed: 1992-04-28
Abstract: PURPOSE:To prevent the deterioration of a control transistor and improve the operability by providing a switching circuit for dielectric load and pseudo load, and connecting an output setting current to the pseudo load during polarity switching. CONSTITUTION:An electromagnetic relay contact 10 conducts the switching between a dielectric load 2 and a pseudo load 9, and an electromagnetic relay contact 11 switches the output polarity of the dielectric load 2. The opening and closing of them are controlled by the output of a control circuit 12. To the control circuit 12, the output obtained by comparing the voltage detected by a current detecting resistance 4 with a voltage 13 for setting a switchable level by a comparator 14 is inputted. By controlling the electromagnetic relay contacts 10, 11, dummy current and actual load current are carried. The dummy current and the actual load current are outputted from the comparator 14 to the control circuit 12 and controlled when they are under the switchable level, and the temperature change at switching is reduced.
Patent JP-H0853531-A (JP)
Title: Blocked isocyanate and its powder composition
Inventor: PIEERU ARUDOO
IPC: C09D5/03
Filed: 1995-05-08
Abstract: Masked polyisocyanate is obtained by polycondensation of a isocyanate with an aromatic derivative which is hydroxylated on the ring and which has a group with a function selected from carboxylic acids and nitriles. The polyisocyanate has an (apparent) melting point of at least 30 degrees C and a Tg of at least 10 degrees C. Independent claims are also included for method for synthesizing masked (poly)isocyanate as claimed; and powder composition containing at least one said polyisocyanate.
Patent JP-S5637886-A (JP)
Title: Semiconductor memory cell
Inventor: AOKI KIYOSHI
IPC: H03K19/091
Filed: 1979-08-30
Abstract: PURPOSE:To increase the degree of integration by increasing an operation speed by providing a charge outflow path to the base of a transistor connected to a bit line. CONSTITUTION:Information holding, writing and reading operations of cells S1 and S2 are performed by controlling column selection lines X1 and X3, and X2 and X4. For example, when cells S1 and S2 are to be written, only the column selection line of a selected cell is temporarily grounded and, after writing operation is done via bit line B, held at a high level again and during the period, column selection lines of other cells are held at the high level. In read operation, only the column selection line of a selected cell is set higher in level than column selection lines of other cells and information is read out from the bit line. Thus, when line X1 is grounded during the write operation of cell S1, line X3 of cell S2 is in a high-level holding state and T26 is turned on, so that the base charge of T12 will be discharged by way of T26.
Patent JP-S62265793-A (JP)
Inventor: NISHIDA TOMOHIKO
IPC: H05K3/44
Filed: 1986-05-14
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。