baber/WOPTO huggingface dataset:
Patent JP-H05290166-A (JP)
Title: Segment recognition system
Inventor: BESSHO GORO
IPC: G06T7/60
Filed: 1992-04-13
Abstract: PURPOSE:To extract more accurate segment data by recognizing the thickness of the segment. CONSTITUTION:A rectangle integration part 5 which extracts only black runs having length larger than a certain value and stores them in a black run memory 4 integrates black runs into a rectangle including all the black runs when the black runs are within a range having certain values determined individually in a main scanning direction and a subscanning direction and stores them in a rectangle memory 6. A segment extraction part 7 recognizes the segment by regarding rectangles as a new rectangle including all the rectangles when the rectangles are within a range having certain values determined respectively in the main scanning direction and subscanning direction and stores its in a segment memory 8. A segment thickness recognition part 9 outputs the thickness of the segment with the black runs and vertical length of the extracted segment rectangle.
Patent JP-H05309363-A (JP)
Title: Adsorbent extracting and utilizing apparatus
Inventor: ISHIKAWA YOSHIKAZU
IPC: C02F1/28
Filed: 1992-05-13
Abstract: PURPOSE:To effectively utilize an adsorbent used in an adsorbent tank and extracted out of the tank. CONSTITUTION:This adsorbent extracting and utilizing apparatus is composed of an adsorbent tank 11 having an adsorbent layer 14 composed of an adsorbent, a means to pack the adsorbent in the adsorbent tank 11 in one side, a means to back-wash the adsorbent tank 11, and a means to extract the adsorbent with which the adsorbent tank 11 is saturated from the other side during the cleaning process by back washing. Consequently, the adsorbent is moved from one side to the other side of the adsorbent tank 11 and also replaced during the cleaning process. Furthermore, a biological tank 51 in which the adsorbent is put and which carries out biological treatment is installed and at least a part of the extracted adsorbent is transported to the biological tank 51. As a result, the adsorbent in saturated condition is reused in the biological tank 51 and resources are saved.
Patent JP-S5643723-A (JP)
Title: Manufacture of semiconductor element
Inventor: SAKUMA ISAMU
IPC: H01L21/30
Filed: 1979-09-18
Abstract: PURPOSE:To accurately form a semiconductor element using a pattern on a semiconductor layer nonformed section as a mask matching index by a method wherein section of the semiconductor substrate surface providing a pattern is covered by a nonreaction type material and a semiconductor layer is selectively formed. CONSTITUTION:Long strip of concaved grooves 2 are formed by performing a selective etching on the surface of an N type GaAs semiconductor substrate 1 and after an Al2O3 film 11 is provided by sputtering on the whole surface of the N type GaAs semiconductor substrate 1, the Al2O3 film is left only on the region which includes several long strip of concaved grooves 2 by performing a selective etching. Then an N type Al03Ga07As layer 3 and an N type Al Al01Ga09As layer 4, a GaAs layer 5, a P type Al03Ga07As layer 6 and an N type GaAs layer 7 are formed by having a liquid-phase epitaxial growth. Hence, as an epitaxial layer is not grown on the Al2O3 film, the grooves 2 are preserved in the original form on the Al2O3 film and by utilizing these grooves 2 as an guiding index for positioning, a semiconductor element can be formed accurately.
Patent JP-S6012156-A (JP)
Title: Electrostatic painting apparatus
Inventor: HATSUMI TAKEO
IPC: B05D1/04
Filed: 1983-07-01
Abstract: PURPOSE:To form a uniform paint film on a resin plate in good efficiency, in electrostatically painting the surface of a bad conductor such as a resin plate, by providing an inverse potential charging apparatus and a conductive plate to the rear surface of the resin plate to form an electric field between the resin plate and a painting machine. CONSTITUTION:In painting the surface 1A of an electrically bad conductor plate 1 such as a synthetic resin plate by an electrostatic painting machine 4, a corona discharge electrode 11 is arranged to the side of the rear surface 1B of the resin plate 1. Corona discharge is generated between a plurality of corona pins 11A vertically provided to the discharge electrode 11 and the conductor plate 14 arranged between said corona pins 11A and the resin plate 1 to form a positive ionized region A. An electric field E is formed between the painting machine 4 charged to negative potential and the conductor plater 14 and the rear surface 1B of the earthed resin plate 1 is charged to negative potential while the surface 1A thereof is charged to positive potential by dielectric action and negatively charged fine paint particles are uniformly and electrostatically applied to the surface 1A of the resin plate charged to positive potential by dielectric action.
Patent JP-S6012637-A (JP)
Title: Manufacture of phosphor screen of cathode-ray tube for light source
Inventor: IWASAKI YASUO
IPC: H01J9/227
Filed: 1983-07-01
Abstract: PURPOSE:To massproduce cathode-ray tubes for a composite type light source having little variety of quality at low cost by forming a pattern of the phosphor screen in the form of a transcription sheet by a polychrome printing technics, while transcribing said pattern on a glass substrate by a heating pressure adhesion method. CONSTITUTION:A separation type layer 28 is printed on the surface of a plastic sheet 16 and an alminium film 13 is vacuum-evaporated thereon. A printing pattern in a fixed form consisting of three sets of a R phosphor layer 2R, a G phosphor layer 2G and a B phosphor layer 2B is regularly formed at a constant interval in a fixed position on the surface. A shield band film 12 is printed thereon for finishing a phosphor screen transcription sheet 32. The phosphor film side is transcribed on a glass substrate by a heating pressure adhesion method while scaling off the plastic sheet from a separation type layer.
Patent JP-H01290905-A (JP)
Title: Decompressor device for four-cycle engine
Inventor: HONMA AKINORI
IPC: F01L13/08
Filed: 1988-05-19
Abstract: PURPOSE:To miniaturize and lighten an electromagnetic solenoid by linking the electromagnetic solenoid to the lever of one decompressor cam and varying the length of the other lever which is interlocked with that lever to delay a starting timing. CONSTITUTION:An electromagnetic solenoid 11 is linked to the lever 9 of a decompressor cam 8 on the front side F. The lever 9 on the front side F is linked to the lever 9 of a decompressor cam 8 on a rear side R by means of a Bowden cable 13. The lever 9 on the front side F is made longer to delay the starting timing of the lever 9 on the rear side R. Thereby, the attraction of the electromagnetic solenoid can be made smaller enabling the solenoid to be small and light.
Patent JP-H0415955-A (JP)
Title: Manufacture of input circuit of semiconductor device
Inventor: YAMAGATA NARIHITO
IPC: H01L27/02
Filed: 1990-05-09
Abstract: PURPOSE:To easily manufacture an input circuit of a semiconductor device in less number of steps by sequentially forming different conductivity type impurity regions on the main surface of a semiconductor substrate. CONSTITUTION:An N-well 3 is formed on the main surface of a P-type semiconductor substrate 1 by ion implanting, and ion implated P-wells 12, 12 are formed in the adjacent regions. Then, a P-well 2 is formed on the main surface of the wall 3 by ion implanting, and oxide films 4 are formed at predetermined positions on the main surfaces of the wells, 2, 3 and 12. Thereafter, three N<+> type diffused layers 8, 9, 9, and one P<+> type diffused layer 13 are formed on the main surface of the well 2, and two N<+> type diffused layers 10, 10 are formed on the main surface of the well 3. Then, NMOS transistors 5, 5 are formed of two sets of two N<+> type diffused layers 8, 9, and the layers 9, 9 to become a gate electrode and a source region are held at a ground potential. A substrate bias voltage VBB is applied to the layer 13, and an input voltage VCC is applied to the layers 10, 10.
Patent JP-H05312884-A (JP)
Title: Connection information method and device for information wiring facility
Inventor: OGAWA HIDEJI
IPC: B60R16/02
Filed: 1992-05-13
Abstract: PURPOSE:To provide speelily and surely the connection information of electric conductor code connecting a plurality of apparatus group of information wiring facility or junction pannel to each other. CONSTITUTION:The cores, remained unused, of multicore conductor code 9 for connecting respective units of apparatus group 1, 2 (A, B) through junction pannels 5, 7 are connected to a voltage applicator 29 and a voltage (current) detector 35 through information providing connector 11, 13. According to the existence of the electric continuity electric connection information of the code 9 between the respective units of apparatus groups is obtained. With such a constitution, it is possible to obtain surely and accurately the connection information of code 9 in an information wiring facility, and apply this device being inexpensive with the remaining cores to existing facility easily.
Patent JP-S5911771-A (JP)
Title: Opening and closing circuit
Inventor: MATSUMURA SUSUMU
IPC: H02M1/08
Filed: 1982-07-12
Abstract: PURPOSE:To normally operate an opening and closing circuit without relation to a defect of any part even if any part becomes defective by combining 3 drive circuits and 6 opening and closing elements. CONSTITUTION:An instruction signal for driving a fire is applied to an input 1, and inputted to 3 logic circuits 2 which have circuits for deciding firing pulse width and firing phase, and a transistor base drive circuit. The three outputs 3 of the circuits 2 are used as drive signals of transistors 11, 15; 12, 16 and 13, 14 of main opening and closing circuit 27 which is composed by connecting all the transistors 11, 14; 12, 15 and 13, 16 respectively connected in series all in parallel with each other. The condition for generating a firing pulse of a thyristor 8 in the circuit 17 is that the transistors 11, 14; 12, 15 or 13, 16 which are respectively connected in series are simultaneously turned ON.
Patent JP-H0415664-A (JP)
Title: Installation detection device for developing and opc units
Inventor: KIRYU MASAYUKI
IPC: G03G21/00
Filed: 1990-05-09
Abstract: PURPOSE:To detect whether an OPC unit and a developing unit are installed or not with the aid of one detection means by fitting the detection means, which detects that the developing unit is installed to a regular installing position, in an image producing case. CONSTITUTION:A photosensor 5 is fitted at a position which is on the inner wall side of the image producing case 6 and which corresponds to a sensor shutter 4. When one of the OPC unit 2 and the developing unit 3 is not installed, the photosensor 5 is turned on. Besides, it is turned off only when both of the OPC unit 2 and the developing unit 3 are installed. When such a state is sent to a display part 10 from a control part 9 connected to the photosensor 5 so as to display the state, the state can be confirmed with eyes by an operator. Thus, it is simultaneously detected by one means whether the developing unit 3 and the OPC unit 2 are installed or not.
Patent JP-S5345751-A (JP)
Title: Hot water boiler
Inventor: KATOU SHIYOUZOU
IPC: F24H1/18
Filed: 1976-10-06
Abstract: PURPOSE:To improve the temp of discharged hot water, by slightly lowering working temp for a hot water thermometer than working temp for a safety thermometer, and by switching conduction to a safety thermometer circuit On and OFF by a circuit for detecting flame each when a combustion device works and when stopping.
Patent JP-S5824360-A (JP)
Title: Magnetic separator
Inventor: FUJISAWA SABUROU
IPC: B03C1/26
Filed: 1981-07-31
Abstract: PURPOSE:To remove magneticaly attracted matters continuously, efficiently and surely, by providing a magnetically attracting rod freely protruding and retreating, to a flow-down zone in which mixed fuels are flowed down, and providing a scraping tool, etc. to remove said matters, attracted to the rod, to the outside of the zone. CONSTITUTION:A magnetically attracting rod 7 is protruded into a flow-down zone of mixed fuels in a chamber 2 by actuating a hydraulic cylinder 10 to advance a rod 10a. In this state, the fuel is flowed down from a flow-out port 1a of a ball mill 1, and magnetically attractive matters such as iron powder  contained in the fuel are attracted by a magnetic force of a permanent magnet  7a. When a large amount of said matters are attracted to the rod 7 by continuously flowing down the fuel in said state, the rod is retreated, while stopping  a supplying of the fuel for a short time, after storing the fuel of surplus quantity. Thus, the attracted matters are scraped off by an attracted matter scraping  tool 8, and fall into a hopper 5.
Patent JP-S5345811-A (JP)
Title: Device for driving electric motor vehicle
Inventor: INAGAMI JIYUNICHI
IPC: H02P7/03
Filed: 1976-10-07
Abstract: PURPOSE: To control smoothly a vehicle by operating motors in parallel when the turning angle of a steering wheel is small, stopping a driver for inside wheel when the turning angle is larger than predetermined, and further by inversely rotating the motor in the vicinity of maximum angle of the turning angle. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H10313277-A (JP)
Title: Bit rate automatic identification device, bit rate selection type timing extract device, bit rate selection type identification regenerating device, bit rate selection type optical regenerative repeater and bit rate automatic identification method
Inventor: ASAHI KOJI
IPC: H04B10/29
Filed: 1997-05-12
Abstract: PROBLEM TO BE SOLVED: To obtain a bit rate selection type optical regenerative repeater with an excellent transmission characteristic by selecting pluralities of bit rates so as to effectively utilize a wavelength component inexpensively. SOLUTION: An optical signal 202 subject to intensity modulation by a data signal is given to a photo diode 204, where the signal is converted into an optical current 205, converted into an electric data signal 207 at a preamplifier 206 and an electric data signal 209 with a prescribed amplitude is obtained by a variable gain amplifier 208. An identification circuit 211 identifies and regenerates an electric data signal 217 by a clock signal 215 outputted from a pulse generating circuit 214 and an electrooptic conversion circuit 218 converts the signal 217 into an optical signal and it is outputted to an output terminal 222.  Based on the electric data signal 209 outputted from the variable gain amplifier 208, a bit rate detector 232 detects a bit rate of an optical signal and a pulse generating circuit 214 uses the information to regenerate a clock signal 215 synchronously with the electric data signal 209 and gives it to an identification circuit 211. Thus, it is not required to transmit/receive the clock signal other than the data signal.
Patent JP-H06332027-A (JP)
Title: Exposure controller and exposure control method
Inventor: TAKEI HIROFUMI
IPC: H04N5/235
Filed: 1993-05-24
Abstract: PURPOSE:To provide a new exposure controller capable of photographing while blurring a background except an object without the blurring of the object even when photographing the object of high luminance. CONSTITUTION:A diaphragm device 12 is constituted of a transmissivity variable filter, the device is provided with a driving circuit 18 for varying the transmissivity of the filter, and the transmissivity of the diaphragm device and the stopping state of the diaphragm device are varied in accordance with a photographing condition. The transmissivity of the filter is controlled by the driving circuit 18 so that the transmissivity may become the smallest one at normal photographing, and when the luminance of the object is high, the transmissivity of the filter is increased in accordance with the result which is obtained when the stopping state is detected by a diaphragm position detector 19 and also the diaphragm is fully closed, so that the occurrence of a diffraction phenomenon is prevented. Also, at the time of photographing with a background blurred, the diaphragm 12 is fully closed by a driving circuit 7 and also the transmissivity is varied by the driving circuit 18.
Patent JP-H01292631-A (JP)
Title: Tracking controlling method
Inventor: UCHIKOSHI KOJI
IPC: G11B7/09
Filed: 1988-05-18
Abstract: PURPOSE:To obtain a correct tracking error signal in spite of the movement of the optical path of a reflected beam corresponding to the movement of an objective lens by setting a spot diameter to be larger than a track pitch, and receiving only the prescribed part of the reflected beam by bi-sected detectors. CONSTITUTION:After a reflected parallel beam is optical-path-deflected by a half mirror 3, on the optical path up to the bi-sected detector part 6, it irradiates the detectors 61, 62 of the detector part 6 symmetrically about a partition line 63 through the window 101 of a beam shutter 10. By setting the diameter d4 of this window part 101 properly, even if a reflected spot (s) moves, the detector part can be put in the spot (s), and the received light quantities of the detectors 61, 62 can be made nearly equal in spite of the change of the distribution of luminous intensity. Thus, even in a state that the objective lens 4 moves in the radial direction of a disk against a pickup main body 8, the correct tracking error signal can be always obtained.
Patent JP-S63287815-A (JP)
Title: Lighting type variable power finder
Inventor: OTA KOHEI
IPC: G03B13/06
Filed: 1987-05-20
Abstract: PURPOSE:To obtain a variable power finder which is small in size and has good appearance by consisting objective lens groups respectively of a piece of negative lens and eyepiece lens group of a piece of positive lens and constituting these lens groups so as to satisfy specific conditions. CONSTITUTION:The objective lens group having a negative refracting power and the eyepiece lens group which has a translucent face installed diagonally to the optical axis in order to guide the luminous flux from a light image frame to the pupil side and has a positive refracting power are provided, successively from an object side, to this finder. The magnification of the finder can be changed by attaching and detaching the other objective lens group having a different focal length and this objective lens exchangeably to and from the optical axis. The objective lens group as a piece of the negative lens and the eyepiece lens group as a piece of the positive lens are constituted to satisfy the equation I - the equation III. In the equations I-III, rOT is the radius of curvature of the object side face of the objective lens for high magnifications; r'OT is the radius of curvature of the observation side face of the objective lens for high magnifications; rE is the radius of curvature of the object side face of the eyepiece lens, rE' is the radius of curvature of the observation side face of the eyepiece lens. The finder which is small in size and has the good appearance is thereby obtd.
Patent JP-2000313397-A (JP)
Title: Ice breaker and steering method therefor
Inventor: YAMAUCHI YUTAKA
IPC: B63B35/08
Filed: 1999-04-28
Abstract: PROBLEM TO BE SOLVED: To provide an ice breaker and a steering method therefor capable of breaking ice effectively when snow is accumulated on ice floe. SOLUTION: A water storage tank 12 provided at a position higher than a draft line 17 and a water discharge port 13 for discharging water 12a stored in the water storage tank are provided, and the water discharge port is arranged in a bottom part of a bow part and at a position higher than the draft line by a predetermined distance. Furthermore, the form of the water discharge port is like slit and is arranged on a line at least in one direction among the direction of ship width and the direction of ship side. The water stored in the water storage tank 12 is discharged on ice floe 3 at one time in a process in which an ice breaker advances or retracts in ice sea.
Patent JP-H11313501-A (JP)
Title: Portable type weeding apparatus
Inventor: HAYASHI GENICHI
IPC: A01B1/16
Filed: 1998-04-30
Abstract: PROBLEM TO BE SOLVED: To provide a portable type weeding apparatus usable for weeding in a narrow region such as a garden or a region where plants are set such as an upland field and capable of removing weeds even to roots thereof. SOLUTION: This apparatus comprises a portable apparatus body 1 having an electric motor and a cutter driving shaft 4 drivably connected to an output shaft of the electric motor, a circular cutter 9 attached to the cutter driving shaft 4 and a transverse jumping preventing wheel 12, protrusively installed in the apparatus body 1, engaging with the ground surface and preventing the cutter 9 from transversely jumping.
Patent JP-H08315571-A (JP)
Title: Semiconductor memory
Inventor: TANIGUCHI TAKASHI
IPC: G11C11/407
Filed: 1995-05-19
Abstract: PURPOSE: To obtain a semiconductor memory provided with a noise removing circuit incorporating an input circuit and a delay circuit in the input section of row address strobe signal (hereinafter, referred to /RAS signal) in which the erroneous operation is prevented when the memory is operated according to the timing regulation between the /RAS signal and a column address strobe signal (hereinafter, referred to /CAS). CONSTITUTION: The semiconductor memory comprises an input circuit 1 receiving a /RAS signal, a delay circuit 27 for delaying the output signal from the input circuit 1 by a predetermined time, an NAND circuit 26 for producing the logical product of the output signal from the input circuit 1 and the output signal from a delay circuit 27, and a noise removing circuit 3 for removing the nonactive noise component when the output signal from the input circuit 1 is active. Output signal from the delay circuit 27 is inputted, as it is, to the NAND circuit 26 when the /CAS signal is active and a normally active signal is inputted to the NAND circuit 26 when the /CAS signal is inactive regardless of the output signal from the delay circuit 27.
Patent JP-H04349273-A (JP)
Title: Hard disk device with mirror ring function
Inventor: KOMATSU TAKEKUNI
IPC: G11B7/00
Filed: 1991-05-28
Abstract: PURPOSE:To minimize a space for arranging a hard disk by writing the same data to two places in one hard disk device and reading the reading data from one other place of the two places in a reading mode. CONSTITUTION:The hard disk device has a computer 01A and a hard disk device 02A with a mirror ring function. In the hard disk device 02A, data DT 1 and mirror data DT 2 as the same two data are recorded. Since at the system, the hard disk device 02A has the doubling function (mirroring) of the data, one hard disk device 02A is only connected to the computer 01A, the high reliability equal to the time when the mirroring function with two conventional hard disk devices is held can be obtained.
Patent JP-S5548962-A (JP)
Title: Semiconductor switch
Inventor: OKUHARA SHINJI
IPC: H03K17/725
Filed: 1978-10-04
Abstract: PURPOSE: To increase stability against the tray effect, by providing in a common substrate a pair of pnpn switches, each consisting of an anode and cathode equivalently connected in anti-parallel, and providing a difference in the efficiency between the transistors constituting the switches.  
     CONSTITUTION: By diffusion, four p-type regions 24, 24', 25 and 25' are formed in common n-type region 23, which is supported by substrate 21 and separated from other circuit elements by dielectric film 22. Next, n + -type regions 26 and 26' are  formed in regions 25 and 25'. In this way, region 23 is made common, regions 24  and 24' are made into an anode, regions 25 and 25' are made into a gate, and  regions 26 and 26' are made into a cathode, and thereby a pair of pnpn switches  are obtained. By connecting regions 24 and 26', and 24' and 26, a pair of anti- parallel-connected pnpn switches are formed, and a difference in current amplification factors between a pair of horizontal transistors constituting the switches is  provided. 
     COPYRIGHT: (C)1980,JPO&Japio