baber/WOPTO huggingface dataset:
Patent JP-S57204555-A (JP)
Title: Electrophotographic receptor
Inventor: FUJIMURA NAOTO
IPC: G03G5/06
Filed: 1981-06-12
Abstract: PURPOSE:To enhance the sensitivity and endurance by adding a specified bisazo pigment to the photosensitive layer. CONSTITUTION:To a charge generating layer is added a bisazo pigment represented by formulaI(where R is optionally substituted alkyl or aryl, each of Ph1, Ph2, Ph3 and Ph4 is optionally substituted arylene, each of X1 and X2 is an optionally substituted bivalent aliphatic hydrocarbon group such as -CH2-, -C2H4- or -CH=CH-, -O-, a group represented by formula II or III, -NH-, -NHCO-, -S-, -S-S-, -SO- or -SO2-, and Cp is a coupler residue such as a residue represented by formula IV, wherein X is a group of atoms required to form a polycyclic aromtic hydrocarbon ring or a heterocyclic ring, Y is H, a group represented by formula V or -COOR3, and each of R3 and R4 is H, alkyl or aryl).
Patent JP-S5519902-A (JP)
Title: Water hammer type automatic pumping-up equipment
Inventor: MIYAZAWA HIROSHI
IPC: F04F7/02
Filed: 1978-07-26
Abstract: PURPOSE: To enable stable running usually, installing an air discharge pipe to lead the fluid in the buffer tank and a float valve to regulate the air in this tank, regulating automatically the compressed air the flow and water flow.  
     CONSTITUTION: Increasing accumulating compressed air in the buffer tank 4 during running lowers the water level, the float valve 13 falls in accordance with its lowering the compressed air is discharged into the pumping-up pipe 5 through the air discharge pipe 6 opening the inlet of the air discharge pipe 6. While when the water level is raised due to producing of water hammer pressure, the float valve 13 rises to shut the inlet of the air discharge pipe 6, the compressed air is accumulated into the buffer tank 4 to increase the pressure, pressing the water level down, pumping up the water to the prescribed position through the pumping-up pipe 5, and ruturnes the initial position. Thus, the compressed air flow and water flow are automatically regulated, the stable running can be carried out usually through that the float valve 13 moves vertically in accordance with the water level to open and shut the air discharge pipe 6. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S5717204-A (JP)
Title: Transient sound prevention type power amplifying circuit
Inventor: HONDA HIDEO
IPC: H03F3/30
Filed: 1980-07-04
Abstract: PURPOSE: To achieve a BTL power amplifying circuit without producing pop sound at the application of power supply, by activating a main amplifier only after the application of power supply and an output stage of an inversion amplifier after the stage is kept floating until a specified time.  
     CONSTITUTION: When a power supply switch SWO is closed, charging of a capacitor CB is started, and the output of a comparator 30 is inverted when a terminal voltage vB is equal to a reference voltage VB 1 , and a bias is supplied to an output stage amplifier 12 of the main amplifier for activation. Further, a bias is supplied also to an input stage amplifier 18 of an inversion amplifier to be operated, but since the output of the inversion amplifier is still floated, the output follows the output of the main amplifier. Then, when the terminal voltage is equal to a voltage VB 2  close to the final stable value, the output of a comparator 32 is inverted and a bias is supplied to an output stage amplifier 20 to activate the inversion amplifier, and the BTL operation, that is, signal amplifying operation is started. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H10282414-A (JP)
Title: Zoom lens
Inventor: NANBA NORIHIRO
IPC: G02B15/16
Filed: 1997-04-09
Abstract: PROBLEM TO BE SOLVED: To obtain a high-resolution zoom lens whose viewing angle at a wide- angle end is about 60 deg. or more and which is provided with excellent optical performance extending over a whole variable power range by constituting a 3rd lens group of a single lens and constituting a 4th lens group of plural lenses including negative refractivelens. SOLUTION: A zooming action is executed by fixing a 1st lens group 1 and the 3rd lens group 3 and moving a 2nd lens group 2 and the 4th lens group 4. Then, the 3rd lens group 3 is constituted of the single lens and the 4th lens group 4 is constituted of 4 or more lenses including the negative refractive lens. When the refractive index of the lens of the group 3 is defined as N3, the Abbe's number thereof is defined as ν3, the focal distance of the biconcave lens of the group 4 is defined as (f4n) and the focal distance of the group 4 is defined as f4, the conditional expressions of 1.55<N3<1.90, 40.0<ν3<65.0 and 0.2<|f4n|/f4<0.7 are satisfied.
Patent JP-H02269954-A (JP)
Title: Self-running type inspecting device
Inventor: OGATA HISANAO
IPC: G01N27/72
Filed: 1989-04-12
Abstract: PURPOSE:To detect the material of a underwater partition wall efficiently by remote inspection by mounting or anchoring a detecting device which contains a cooling agent on or to a running body which moves along the underwater partition wall forming a narrow interval. CONSTITUTION:This detecting device consists of the detecting device 4 which contains the cooling agent 26 such as liquid helium and operates underwater and the self-running type running body 5. The running body 5 is equipped with a wheel 8 and wheels 7a and 7b having springs 9a and 9b as pressing mechanisms on both the opposite wall surfaces of a water tank having narrow vertical partition walls 1 and 2, and the detecting device 4 is mounted or anchored. Then the wheels 7a, 7b, and 8 are pressed against both the vertical opposite partition walls by the springs 9a and 9b to an extent where the running body does not fall by gravitation, so the running body 5 can moves freely in the water tank having the narrow vertical partition walls 1 and 2. Further, when the detecting device 4 is anchored to the running body 5, a cable for anchoring is taken up to adjust the floating and sinking state of the detecting device 4, and the running body 5 only moves horizontally.
Patent JP-H11262839-A (JP)
Title: Tool holder with injection hole
Inventor: SUZUKI TOSHIYUKI
IPC: B23Q11/10
Filed: 1998-03-19
Abstract: PROBLEM TO BE SOLVED: To provide a tool holder with an injection hole wherein a barrier is formed for noncombustible gas to be erupted regardless of the high speed rotation of a spindle. SOLUTION: A tool holder H1 with an injection hole inserted in a hole at the end of a spindle to be held includes a fixed outer cylinder 10 arranged on the outer periphery of a holding cylinder 7 for gripping a tool, a passage N for noncombustible gas G drilled in the fixed outer cylinder 10, an annular hole is formed at the end of the passage N and a number of guide grooves 10F are formed in the annular hole in the direction of circulating the noncombustible gas.
Patent JP-H03289733-A (JP)
Title: Magnetic recording and reproducing device
Inventor: NISHINO HIROYUKI
IPC: H04L12/08
Filed: 1990-04-05
Abstract: PURPOSE:To operate a magnetic recording and reproducing device from a distant place without installing an expensive exclusive line by providing a function to output pictures and sounds by using a public telephone line, and a function to operate the device by a dial signal. CONSTITUTION:A line control circuit 1 monitors a telephone line 7 at all times and when an incoming call is detected, the telephone line 7 and a communication circuit 2 are connected. When the dial signal is inputted, it is deciphered and a command is outputted to a control circuit 3. Corresponding to the command from the communication circuit, the control circuit 3 controls a recording and reproducing circuit 4 and outputs video signals and sound signals. On the other hand, when the video and sound signals are outputted onto the line according to the command from the communication circuit 2, a modulation circuit 5 is controlled to modulate output signals from the recording and reproducing circuit 4. Under the control of the control circuit 3, the modulation circuit 5 modulates the video and sound signals form the recording and reproducing circuit and outputs them to a public telephone line 7. Thus, without installing any expensive exclusive line, the magnetic recording and reproducing device can be operated from the distant place and the pictures and sounds can be confirmed.
Patent JP-S5716266-A (JP)
Title: Combined wind-powered electricity generation equipment with combined electrical current circuit
Inventor: MIKAWA YOSHITOKI
IPC: F03D3/00
Filed: 1980-07-03
Abstract: PURPOSE: To highly improve the index of output, by providing interlocking devices on the peripheral surfaces of a main rotor and accessory rotors to change wind energy into rotational energy.  
     CONSTITUTION: Cut-out holes are provided at regular intervals in an outer wheel belt 27 located in a lower position, at the tips of the vane rods of a main rotor. Although accessory rotors have the same structure as the main rotor, buckets 26, 26' are located in an upper and a lower positions divided from each other by the outer wheel belt 27 and the vane rods. The main rotor and the three accessory  rotors are rotated in the same direction, as shown by an arrow, so that the wind  reception area of the windmill rotors is increased and wind speeds to the major and  the minor rotors are made various. This results in highly improving the index of  output. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S5717364-A (JP)
Title: Method for precision casting
Inventor: KIDOWAKI YOSHIMASA
IPC: B22D18/00
Filed: 1980-07-02
Abstract: PURPOSE: To appropriately set the tapping temperature in accordance with the quality of a casting material, by blocking the tapping hole at the bottom of a crucible with a bottom cover made of a material which has a higher melting point than that of a casting material, and heating and melting the casting material and bottom cover in the crucible.  
     CONSTITUTION: A crucible 14 has a crater-shaped bath room 16 at the central portion and a tapping hole 17 at the bottom wall. The tapping hole is blocked with a bottom cover 55 made of a metallic material which has a higher melting point than a molten metal 33 has. The casting material 33 is placed on the bottom cover 55, and then, an arc discharge 54 is generated by applying a high voltage accross an arc discharge electrode 34 and the material 33 while a pressure is being applied to the crucible and the inside of crucible is set to an inert atmosphere. The material 33 is melted and becomes a molten casting material 33b. The temperature is increased further more, but the material 33 will not be boiled because of the pressure applied in the crucible. When the temperature reaches the melting point of bottom cover 55, the cover 55 is melted instantly and the molten metal flows down to the mold located at the lower position through the tapping hole 17. Simultaneously, the arc discharge 54 is stopped automatically. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S57207124-A (JP)
Title: Controlling method for nonoxidative furnace
Inventor: SENBA TADAO
IPC: F27B9/40
Filed: 1981-06-12
Abstract: PURPOSE:To burn fuel thoroughly and to prevent the discharging of harmful unburned components by supplying air for combustion of the unburned components in waste gases to the inlet side end zone and front side zone of the combustion zones determined  near the furnace outlet out of plural pieces of the zones provided with burners. CONSTITUTION:In a furnace 1, high temp. combustion gases produced by burners 5 flow in the direction Y opposite from the advancing direction of the work W. A combustion zone number N is determined by the calculation from heating condition data by a selector 20, and in the case of N=3, switches 9 are changed over like the figure. In zones 34, 35, the burners 5 are put out and in zones 31-33, the combustion rates of the burners 5 are controlled. Here, an operator 22 for correcting air-to-fuel ratios is inputted with the detection signals for the flow rates of the respective fuels and air of the burners 5 in the zones 31-33. it operates the correction flow rates of the air for allowing the entire fuel flow to burn thoroughly and applies said operated values as the air-to-fuel correction values to an air-to-fuel setter 12 to a heating controller 10 for the zone 33. The air for combustion of the unburned components of the zones 31- 33 is supplied to the burners 5 of the zone 33, and the unburned components are burned thoroughly in the zones 33-35.
Patent JP-H11287386-A (JP)
Title: Resonance avoiding device for hydraulic servo mechanism
Inventor: KAERIYAMA AKIHISA
IPC: F15B11/00
Filed: 1998-04-03
Abstract: PROBLEM TO BE SOLVED: To avoid generation of unstable vibration caused by resonance phenomenon. SOLUTION: A hydraulic servo mechanism is equipped with a hydraulic servo system S, an oil supplying device 1 for supplying drive oil to the servo system S and pipelines P1 and P2, and supplies drive oil from the oil supplying device 1 to the servo system S via a hydraulic damper device (accumulator) 2, wherein an oil line length changing means (resonance avoiding circuit) 4 is furnished to change the oil line length between the servo system S and damper device 2, and unstable vibration likely generated in the servo mechanism is avoided by changing the oil line length using the means 4.
Patent JP-S60234538-A (JP)
Inventor: SHIMIZU HIROSHI
IPC: A22C25/16
Filed: 1984-05-09
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-H09281011-A (JP)
Title: Method and apparatus for preparation of thin-sliced piece
Inventor: HIGUCHI TOSHIRO
IPC: G01N1/06
Filed: 1996-04-12
Abstract: PROBLEM TO BE SOLVED: To provide a method and an apparatus for the preparation of a thin- sliced piece, which suppress the generation of a trouble such as a wrinkle, a shrinkage, a break or the like generated in the thin-sliced piece when the thin-sliced piece is cut off and in which a thin-sliced piece of stable quality can be cut off easily even by an inexperienced person. SOLUTION: In the method, a solid sample 2 is moved by an amount corresponding to the prescribed thickness of a thin-sliced piece, the solid sample 2 is cut by a cutter knife 1, and the thin-sliced piece is prepared. In the method, a process in which a thin-sliced auxiliary member 4 is brought into close contact with, and fixed to, the face of the solid sample 2, to be used as a thin-sliced piece, before the cutting process of the solid sample 2, a process in which the solid sample 2 is cut so as to prepare the thin-sliced piece which is brought into close contact with, and fixed to, the thin-sliced auxiliary member 4 and a process in which the thin-sliced piece is transferred to a slide glass 10 for a microscope, from the thin-sliced auxiliary member 4 so as to prepare the thin-sliced piece which is brought into close contact with, and fixed to, the slide glass 10 are executed.
Patent JP-S5215343-A (JP)
Title: Liquid crystal display
Inventor: IMAOKA EIICHIROU
IPC: G09G3/18
Filed: 1975-07-25
Abstract: PURPOSE: Liquid crystal molecules are orientated in one direction by colliding fine particles diagonally relative to the substrate surface on which evaporation film is formed so as to make the liquid crystal sealed between these two substrates show desired orientation and make the film thickness uniform, permitting massproduction. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-2000287350-A (JP)
Title: Intermediate connection part for double armored underwater cable
Inventor: TAKARA ISAMU
IPC: H02G15/08
Filed: 1999-03-31
Abstract: PROBLEM TO BE SOLVED: To obtain an intermediate connection part for a double armored underwater cable which is provided with a retention part which can satisfactorily retain the terminal of the double armored underwater cable, whose inside armor body is constituted of an FRP wire and whose outside armor body is constituted of an iron wire. SOLUTION: By retention parts 15 which are installed on both sides of this intermediate connection part 14 for a double armored underwater cable, the end part of an outside armor body 4 which is composed of iron wires 12 is fitted into the taper hole 19a in a receiver ring 19 fixed to a tension member 16 in such a way that the terminal side of every iron wire 12 is wound on a wedge ring 18 so as to be turned down. Consequently, the end part is retained by a wedge-type retention implement 15A which sandwiches, holds and retains the turned-down part of every iron wire 12.  By the retention parts 15 which are installed on both sides of the intermediate connection part 14, the end part of an inside armor body 3 which is composed of FRP wires 9 is fixed to, and retained by, the tension member 16 by using a retention implement 15B which retains the terminal side of every FRP wire 9 in a straight-line state.
Patent JP-S60235003-A (JP)
Title: Measuring method of excentricity of rotating body
Inventor: KAMIYA TOSHIHARU
IPC: G01B21/00
Filed: 1984-05-08
Abstract: PURPOSE:To improve accuracy, by measuring an excentricity by the maximum variation of an image signal detected, in 2 different positions along the direction of central rotating axis, by a line-sensor available for obtaining the primary original image verticular to the central axis and allowed to be rotated through an angle of 360 deg.. CONSTITUTION:A beam of light is irradiated from a light source 1 to a cylindrical object 3 to be measured arranged on a rotating stage 2 available for rotating through an angle of 180 deg. basing on control signal from an image signal processing circuit 6 and an image issued from a line camera 5 is processed in the position 7' by the circuit 6 and an output signal V1 corresponding to it is stored in a memory area A through an A/D convertor 7. Further, the same signal in the area B as it is rotated through an angle of 360 deg., calculating a distance (a) from the both stored values. Further, by shifting the camera 5 to a position 8, a distance (b) is obtained by the same process. And, excentric angle alpha and excentric distance (l) are calculated by CPU8 through equations I and II.
Patent JP-S63256928-A (JP)
Title: Optical waveguide switch
Inventor: OUCHIDA SHIGERU
IPC: G02F1/01
Filed: 1987-04-14
Abstract: PURPOSE:To control mode light other than low-order mode light by providing heaters which are formed between an input waveguide and respective output waveguides over a gap part and powered on selectively. CONSTITUTION:The input waveguide 11 and plural output waveguides 12 and 13 formed of materials which have refractive index temperature dependency optically are provided and gap parts 14 and 15 are formed at respective branch parts between the input waveguide 11 and output waveguides 12 and 13. Then the heaters 17 and 18 are provided which are formed between the input waveguide 11 and output waveguides 12 and 13 over the gaps 14 and 15 and powered on selectively. Consequently, large refractive index variation is obtained and even mode light other than low-order mode light can be controlled.
Patent JP-H09284405-A (JP)
Title: Line connecting method for video conference terminal equipment and its device
Inventor: WADA YOSHIYASU
IPC: H04M3/56
Filed: 1996-04-12
Abstract: PROBLEM TO BE SOLVED: To facilitate the calling connection of a video conference terminal equipment. SOLUTION: The video conference terminal equipment 1 is provided with a converter 3 converting a dial signal 101 received from a telephone set 2 to a digital signal102, a control part 4 generating a call setting message signal 103 from the digital signal 102, and a line interface 5 sending the generated call setting message signal 103 to an ISDN line network 6. At the time of a transmission request to the video conference terminal equipment, the call setting message signal 103 sets 'limitless digital' and '64kbps' showing the executing of 'limitless digital' to an octet 3 and 64kbsp digital communication to an octet 4.  When the transmission request is addressed to a general telephone set on the other hand, the signal 103 sets 'speech' to the octet 3 and 'limitless digital' and '64kebs' to the octet 4, and additionally sets (recommendation G. 711 the speech of a rule μ' to an octet 5 showing the protocol of a user information layer 1.
Patent JP-S59218636-A (JP)
Title: Automatic tracking device
Inventor: AOI SHIGERU
IPC: G11B7/09
Filed: 1983-05-26
Abstract: PURPOSE:To always ensure the stable tracking control regardless of the variance of light quantity by setting the same ratio of level change among the 1st, 2nd and 3rd signals due to the fluctuation of the reflection factor, etc. of an optical recording medium and fixing the zero-cross point of a tracking error signal. CONSTITUTION:The reflected beams (b) and (c) divided by a half mirror 18 are decomposed into reflected beams b1 and b2 and c1 and c2 of opposite phases to each other by photodetectors 19 and 20 and made incident to photoelectric transducers 21 and 23 as well as 22 and 24. The outputs of the transducers 23 and 24 are supplied to a differential amlifier 26, and only the frequency component of the information signal undergoes the differential amplification. A wave detector 27 delivers an envelope V1 of the information signal. An adder 30 delivers the sum of voltages V1 and V2 to a non-inverse input terminal of a differential amplifier 31. The voltage V3 is supplied to the inverse input terminal of the amplifier 31 from a current/voltage conversion amplifier 29. Therefore the difference between the V3 and the voltage (V1+V2) is obtained, and a tracking error signal P is delivered to a phase compensating circuit 13.
Patent JP-H10266598-A (JP)
Title: Step
Inventor: SUGIHARA SHIGENORI
IPC: E04H3/12
Filed: 1997-03-24
Abstract: PROBLEM TO BE SOLVED: To enable a guide lamp to illuminate itself effectively by internally installing the guide lamps to step bodies constituting stairs for lifting and lowering in a stand, mounting light guide sections on top faces on the front end sides of the step bodies and upwards leading out guide light emitted from the guide lamps from the step bodies 1 to the outside. SOLUTION: A movable stand 2 has a plurality of steps of stepped floors 21, and steps 1 having intermediate height are mounted while being annexed to each stepped floor 21. These steps 1 are positioned on the rear end 21b sides of each stepped floor 21 under the state in which the stepped floors 21 are spread in a tiered stand shape, and stairs 26 for lifting and lowering are formed together the stepped floors 21. Guide lamps 4 are internally mounted to step bodies 1A, light guide sections 6 are set up onto top faces 11c on the front end 11a sides of the step bodies 1A, and guide light X emitted from the guide lamps 4 is led out upwards from the step bodies 1A to the outside by the light guide sections 6. Accordingly, the whole stairs for lifting and lowering can be illuminated properly.
Patent JP-H06308549-A (JP)
Title: Molecular crystalline body and wavelength changing device using the same
Inventor: YAMAMOTO HIRONOBU
IPC: G02F1/383
Filed: 1993-04-19
Abstract: PURPOSE:To attain light absorption in a crystal in a prescribed short wavelength region, to improve crystallinity and workability and to obtain a molecular crystalline body having arrangement of molecules with no reversal symmetry by preparing an org. molecular crystalline body consisting of specified molecules. CONSTITUTION:This molecular crystalline body is an org. molecular crystalline body consisting of molecules of an org. compd. represented by the formula. The org. compd. is N-isopropyl-N'-(4-acetylphenyl)urea and is generally obtd. by allowing isopropyl isocyanate to react with 4-aminoacetophenone in the presence of a base such as triethylamine as a catalyst in a solvent such as THF under reflux. It is especially preferable that the org. molecular crystalline body has a monoclinic system and belongs to a space group P21. In order to obtain a single crystal of the org. compd., a soln. growth method such as a solvent evaporation method, a temp. dropping method or a vapor diffusion method, a vapor growth method, the Czochralski method or other known method may be adopted.