baber/WOPTO huggingface dataset:
Patent JP-S61238000-A (JP)
Title: Filling material for substance exchange tower and heat exchanger
Inventor: KAWAMURA TAIZO
IPC: F28F25/08
Filed: 1985-04-15
Abstract: PURPOSE:To promote the uniform distribution of gas or liquid and increase contacting efficiency between gas phase and liquid phase by a method wherein satin work and perforating work are applied over a sheet-like material to provide it with self-wetting function. CONSTITUTION:In the filling material for the substance exchange tower and the heat exchanger, which are employed for exchanging substances or heat included in the gas or liquid, the stain work 2 and perforating works 3, 3' are applied over the sheet-like base material 1 and a multitude of creases 5, having triangular corrugation 4 in the sectional configuration, is formed on the material. A plurality of laminated plates, having creases whose direction is provided with a slant angle 7 with respect to the vertical line 6 of the base material, are laminated and, in this case, neighboring laminated plates are contacted so that the directions of the creases of neighboring laminated plates are intersected with each other. The sheet-like base material is made of metal, non-ferrous metal, synthesis resin, ceramics or the like an the size of holes on the sheet-like base material is formed within the range of 0.1mu-4mm.
Patent JP-S58197764-A (JP)
Title: Polysilicon fuse rom and manufacture thereof
Inventor: SHIMOHIGASHI KATSUHIRO
IPC: H01L23/525
Filed: 1982-05-14
Abstract: PURPOSE:To obtain the poly Si fuse ROM for which programming (cutting) can be performed easily by a method wherein the Si itself is oxidized in advance, and the obtained oxide film is used as a mask when an Al etching is performed. CONSTITUTION:A relatively thick oxide film 4 is formed by superposing a poly Si 3 insulating film 2 located on an Si substrate 1 and also by performing an oxidization, and an electrode window 9 is formed. Then, a PSG5 is covered on the above, and windows 8 and 9 are provided. An Al6 is covered, an etching is performed using SiO2 4 as a stopper, and an electrode 6 is formed. The PSG5 is not exposed at the aperture part, if a final protective film 7 is covered on the above and the window 10 of a protective film 7 is formed inside a PSG window frame 11. According to this constitution, the aperture 8 of the insulating film 4 located at the upper part of a poly Si ROM can be formed without exposing the PSG, which is the cause of generation of corrosion, thereby enabling to perform a programming easily (can be cut using a low current) and to obtain a poly Si fuse ROM having a high reliability.
Patent JP-S61239307-A (JP)
Title: Positioning device
Inventor: ITAGAKI MASATO
IPC: B25J5/02
Filed: 1985-04-17
Abstract: PURPOSE:To realize high-speed and high-accuracy positioning operations with a linear actuator equipped with a static-pressure pneumatic guide as a guiding mechanism and linear DC motor as a driving means, by adjacently providing the slider section of the guiding mechanism and coil section of the linear DC motor and uniting them to one body. CONSTITUTION:A static-pressure pneumatic guide 1 is composed of a rectangular static-pressure guide 3 and static-pressure slider 4, which are assembled to have a clearance of several tens mm between them and high-pressure air is supplied to the clearance from the static-pressure slider 4. On the other hand, a linear motor is composed of an outer yoke 6 provided with permanent magnets 5, which are fixed in such a way that their magnetic poles are alternately faced to each other in the direction of length, center yoke 7 positioned to the central part, and coil 8 which is installed to the clearance between the outer yoke 6 and center yoke 7 in such a way that the coil 8 can surround the center yoke 7. Since the static-pressure slider 4 and the coil 8 are united to one body in this invention, all the movable sections are completely separated from the static sections and the former is not contacted with the latter. Therefore, a driving and guiding mechanism which is free from frictional force and backlash and hardly causes yawing and pitching can be obtained.
Patent JP-H01253109-A (JP)
Title: Elevation type lighting apparatus
Inventor: YAMADA SHUJI
IPC: F21V21/36
Filed: 1988-03-31
Abstract: PURPOSE:To prevent inclination of an elevation part and prevent drop if one cable is broken by providing a swollen part in each of a pair of cables to be wound, and providing a pulley to be engaged with a suspended part of the cable on the inner side of an elevation part. CONSTITUTION:A cable 2 is wound or rewinded by a winder 1 by rotating a motor M normally or reversely to move an elevation part 5 up or down. If a pair of the cables 2 lose the balance of their length for any reason in the middle of elevation of the elevation part 5 to incline the elevation part, the inclination of the elevation part 5 is automatically modified. In addition, if the cable 2 is broken during use, a swollen part 4 is stopped at a stopper 7 provided in the elevation part, and drop of the elevation part 5 is prevented. In this constitution, inclination and drop of a lighting apparatus can be prevented without increasing the size of the elevation part.
Patent JP-S557842-A (JP)
Title: Preparation of acylated chitin
Inventor: ANDOU TADANAO
IPC: C08B37/08
Filed: 1978-07-01
Abstract: PURPOSE: To prepare an acylated chitin without disintegrating or depolymerizing the chitin, by dissolving the chitin in a mixed solvent containing a specific amounts of trichloroacetic acid and a halogenated hydrocarbon, and reacting with an acylating agent.  
     CONSTITUTION: Chitin is dissolved in a solvent mixture comprising 20W70wt% of trichloroacetic acid and 80W30wt% of a halogenated hydrocarbon such as dichloroethane, etc., and made to react with an acylation agent such as a carboxylic acid (anhydride), etc. at e.g. -5W+50°C to obtain the objective acylated chitin. The molar ratio of the acylation agent to acetyl glucosamine which is a constituent unit of the chitin, is 0.1W25 to 1. The chitin solution thus obtained is cast to a film.  
     USE: Packaging film, magnetic tape base, semipermeable membrane, etc. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S558812-A (JP)
Title: Continuous press dehydrator
Inventor: ITOU SHIYOUJI
IPC: B30B9/24
Filed: 1978-07-01
Abstract: PURPOSE: To carry out a dehydration favourably by acting a roughly uniform press pressure over a whole zone of a press part by a surface contact between a flexible pressure hollow tube and non-expansion backup belt supported by a number of receiving rollers, said hollow tube being expanded by an introduction of pressure fluid.  
     CONSTITUTION: A space between a rotating drum 1 and each of receiving rollers 16 is such a distance that when the exterior circumference of the hollow tube 9 expanded by the introduction of pressure fluid is pushed and deformed by backup belts 16, a wide contact face can be obtained and a press part is provided over a whole zone of the reeled section. While a pressure from the hollow tube 9 is applied to the backup belt 15 pulled by feed rollers 18, 19, the backup belt 15 together with a holding belt 13 and a filter cloth belt 14 pulled by pull controlling rollers 20, 21 passes through the pressed part at a rate which is approximately the same as the peripheral speed of the exterior circumference of the hollow tube, and the sludge held between the filter cloth belt 14 and the holding belt 13 is dehydrated effectively during the passage through the pressed part. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S6230201-A (JP)
Title: Diffraction grating
Inventor: NODA HIDEYUKI
IPC: G02B27/42
Filed: 1986-04-08
Abstract: PURPOSE:To enable the complete aberration correction by making a recording light beam for recording a diffraction grating pattern on a diffraction grating board by means of holography into a non-spherical wave. CONSTITUTION:Recording light source points 2 and 3 are formed by bisecting and converging a laser beam emitted out of the same laser (not shown in figure). Spherical waves diverging at the recording light source points 2 and 3 are reflected as a non-spherical wave by concave mirrors 4 and 5, form an interference moire on the plane diffraction grating board 1. As a result the number of parameters deciding recording conditions forming the interference moire is increased to give a variety of changes to the obtained interference moire, and the freedom of degree for selecting the interference moire is increased, whereby the aberration correction can be made completely, compared with a conventional method, through the selection of the recording conditions.
Patent JP-S61244715-A (JP)
Inventor: MINEMOTO TAKASHI
IPC: B65D75/02
Filed: 1985-04-15
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-H01253850-A (JP)
Title: Magneto-optical information recording/reproducing device
Inventor: ITO ARIAKE
IPC: G11B11/10
Filed: 1988-03-31
Abstract: PURPOSE:To obtain the compatibility of the pregroup reproduction signal of a punching/mutual changing system and a magneto-optical system by irradiating the polarization plane of a luminous flux which has been linearly polarized at the angle of 45 degrees in the tangent direction of the outer periphery of an optical disk, detecting the strength of the reflected luminous flux or the rotary angle of the polarization plane, and reading information recorded in the disk. CONSTITUTION:Laser light beams which the semiconductor laser 1 has emitted are converted into parallel light beams 4 having a circular sections in a collimating lens 2 and a cylindrical correction lens 3, whereby they are set to be improved linear polarization by making them to pass through a polarizer 5. The linear polarization are made incident on a lambda/2 board 7 through a beam splitter 6, and they are set to the laser light beams having the polarization plane at the angle of 45 degrees with respect to the groove direction of the optical disk 9. An objective lens 8 projects the laser light beams on the disk 9 and generates a minute spot image. The reflected light beams from the disk 9 are again transmitted to a signal detector for photomagnetic system 10 through the lambda/2 board 7 by the splitter 6, and the strength of the reflected light beams of the reflected luminous flux or the rotary angle of the polarization plane are detected.
Patent JP-S63248872-A (JP)
Title: Composition for treating metallic surface
Inventor: MASUDA SEIJI
IPC: C08L23/08
Filed: 1987-04-03
Abstract: PURPOSE:To obtain the titled composition, containing water-dispersible silica, a specific cationic and/or amphoteric acrylic resin, carboxylated olefinic resin and polyfunctional aziridinyl group-containing compound and having excellent solvent resistance, lubricity, hardness, etc. CONSTITUTION:The aimed composition containing (A) 0.5-250g (expressed in terms of SiO2) water-dispersible silica, (B) 0.5-600g cationic and/or amphoteric acrylic resin derived from a copolymer having a multilayered structure, >=15 deg.C Tg of the core part and <=10 deg.C Tg of the outermost shell part, (C) 0-600g cationic and/or amphoteric acrylic resin having >=10 deg.C Tg, (D) 5-600g cationic and/or amphoteric carboxylated polyolefin based resin and (E) 0.1-10wt.% polyfunctional aziridinyl group-containing compound in 1l composition for treating metallic surfaces consisting of iron, (alloy) steel and/or zinc (alloy).
Patent JP-H09274770-A (JP)
Title: Optical disk reproducing device and reproducing method
Inventor: KAMIOKA YUICHI
IPC: G11B7/00
Filed: 1996-04-03
Abstract: PROBLEM TO BE SOLVED: To make quantity of edge shift at the time of binarizing a reproduced signal the minimum and to make a sector format efficient, in an optical disk device in which data is recorded in a unit of sectors. SOLUTION: This device has an optical disk in which data is recorded with a sector unit, a comparator comparing voltage of a reproduced signal with voltage of a slice signal, a slice signal control device correcting continuously a slice signal against disturbance of a reproduced signal, and a frequency response characteristic switching device for a slice signal. In this case, a responding speed of a slice signal is increased at the first half of a VFO area positioned at the front of data area and it is set to a prescribed value at high speed, successively, at the latter half of the UFO area and the data area, response is switched to appropriate frequency response in which quantity of edge shift of data after binarization is made the minimum.
Patent JP-S59205722-A (JP)
Title: Plasma etching method
Inventor: YOSHIDA YUKIMASA
IPC: H01L21/3065
Filed: 1983-05-10
Abstract: PURPOSE:To avoid the deterioration of the dielectric strength and facilitate the prescribed etching process by increasing the pressure of an atmosphere in which an object to be etched is placed before cutting off the application of a high frequency source in the etching process. CONSTITUTION:An object 30 to be etched is placed on a lower electrode 12 and reactive gas is introduced into a vacuum chamber 10 so as to have the prescribed pressure. Then an RF source 19 is applied to the electrode 12. When the etching process is performed at this stage using a resist film, a polycrystalline Si layer of the object 30 is subjected to the anisotropic etching. Then, since a prescribed time before the cutting off of the source 19, the pressure in the chamber 10 is increased by increasing the reactive gas flow and the cathode drop voltage is decreased. After maintaining this stage for the prescribed time, the source 19 is cut off and the etching process is finished.
Patent JP-H08277861-A (JP)
Title: Hydraulic cylinder device for disc brake
Inventor: YOKONISHI TOSHIO
IPC: F16D65/18
Filed: 1995-04-06
Abstract: PURPOSE: To prevent frictional heat, generated at the braking time, from being directly conducted to a piston at the non-braking time in a hydraulic cylinder device for pressing the disc group of a disc brake to generate braking force. CONSTITUTION: A hydraulic cylinder device for a disc brake is provided with a pressure plate 64 brought into contact with or separated from a disc group 3A or 3B, and a piston 62 for pressing the pressure plate 64. A first spring 71 for separating the pressure plate 64 and the piston 62 at the non-braking time is provided between the pressure plate 64 and the piston 62. The pressure plate 64 is provided with a second spring 72 for resetting the pressure plate 64 into a retreat position of being spaced from the disc group 3A or 3B at the non-braking time, and it is so set that the spring force of the second spring 72 is stronger than that of the first spring 71.
Patent JP-S5416164-A (JP)
Title: Timer device
Inventor: OOTA MAKOTO
IPC: H01H47/18
Filed: 1977-07-07
Abstract: PURPOSE: To obtain a timer device which is adequate to control a heat pump unit, compressor for package air conditioner, etc., by using the output signal of a flip-flop as a signal for load control. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H09274465-A (JP)
Title: Driving method of ac type pdp and display device
Inventor: NHAN NGUYEN THANH
IPC: G09G3/298
Filed: 1996-04-03
Abstract: PROBLEM TO BE SOLVED: To reduce the writing voltage and to expand the margin of the driving voltage. SOLUTION: The device has first and second sustained electrodes X and Y, which are extended in a row direction, and a dielectric layer 17, which covers the electrodes X and Y, on a first substrate 11. Moreover, an address electrode A, which is extended in a column direction, on a second substrate 21 which opposes the substrate 11 through a discharging space 30. When a writing discharge EDM is generated between the electrodes X and Y, the electrode X is biased to a positive potential and the electrodes A and Y are biased so as to generate a discharge EDT between the electrodes A and Y while the electrode A is made an anode.
Patent JP-H05244908-A (JP)
Title: New high melting point agalose type agar and its production
Inventor: HARA SABURO
IPC: A23L17/60
Filed: 1992-03-04
Abstract: PURPOSE:To provide the subject new agar capable of being thermally sterilized at a high temperature for a short time because of having a high gel dissolution temperature and useful as a high quality support material for electrophoresis because of containing only an extremely small amount of sulfate groups. CONSTITUTION:The objective agar comprises a methylated agalose of the formula in which 6-methyl-D-galactose bonded at the 3 position and 2-methyl-3,6- anhydro-L-galactose bonded at the 1,4-positions are alternately repeated or a combination of the methylated agalose with any other agalose pectin, the amount of the methylated agalose being 90-100wt.%. The elementary analysis values (measured values): C 46.5%. H 7.4%, O 45.7%; average mol.wt.: 650000 (by a gel filtration method); coloration reaction: positive to the coloring reaction of a neutral saccharide such as a phenol/sulfuric acid method and to the coloration reaction of a 3,6-anhydrogalactose compound such as a resorcinol/sulfuric acid method. The agar is obtained by extracting the Algae with hot water at 95-100 deg.C and subsequently extracting the extraction residue with 110-140 deg.C hot water.
Patent JP-H11281535-A (JP)
Title: Apparatus for cleaning cell
Inventor: NIINAI YOSHINORI
IPC: G01N35/10
Filed: 1998-03-27
Abstract: PROBLEM TO BE SOLVED: To simplify a mechanism and prevent contamination or drop of a liquid by stirring the liquid by means of a pipet chip and removing a supernatant by means of a nozzle of a small inner diameter and uniting the chip and nozzle in one body. SOLUTION: A pipet chip 7 is set to a suction head 1 in a state in which the pipet chip caps a nozzle 2. A supernatant is sucked and removed by the nozzle 2, while a liquid is stirred by the pipet chip 7. Processes of centrifugal separation, removing the supernatant, injecting a fixative solution and stirring are carried out for several times, whereby a cleaned B cell is obtained. After required procedures, finally, the cell is dyed in a dye method conforming to a purpose and observed by a microscope. The liquid adhering to an inner face of the pipet chip 7 can be eventually sucked and discarded through the nozzle 2, thereby eliminating the danger of a liquid drop. After the cell is cleaned and completely finished through required operations, the pipet chip 7 is replaced with a fresh one, thereby preventing contamination when a next sample is processed.
Patent JP-H08101353-A (JP)
Title: Light source device for endoscope
Inventor: TOMIOKA MAKOTO
IPC: A61B1/06
Filed: 1995-04-06
Abstract: PURPOSE: To provide a light source device for an endoscope capable of supplying lighting light suitable for even either of an electron scope of a rigid endoscope, a fiber scope and a color mosaic system and the electron scope of a sequential image system. CONSTITUTION: In this device, an infrared ray reflection type interference filter 2a is arranged between a light source 1 and a condenser lens system 3, and a light guide 6 is arranged backward the condenser lens system 3. Further, a rotary type color separation filter 4 of the sequential image system and a diaphragm mechanism 5 as a transmission light quantity adjustment means are arranged between the front group 3a and the rear group 3b of the condenser lens system 3, and further, an infrared ray absorption filter 2b is arranged on an optical path between the infrared ray reflection type interference filter 2a and the condenser lens system 3. Then, the infrared ray absorption filter 2b and the rotary type color separation filter 4 of the sequential image system are constituted attachably/detachably for the optical path according to the kinds of the used scope.
Patent JP-S525179-A (JP)
Title: Oil recovery ship
Inventor: SHIYUDOU YASUNOBU
IPC: E02B15/04
Filed: 1975-06-30
Abstract: PURPOSE: Block like oil on the sea is efficently recovered while moving forward at very low speed. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S558476-A (JP)
Title: Production of hydrogen through photolysis of water
Inventor: FUJITA YUUZABUROU
IPC: C25B1/02
Filed: 1978-07-05
Abstract: PURPOSE: To produce the captioned H 2  with good efficiency by applying light to both photo detecting parts of the two electrolysis systems wherein a semiconductor electrode of Ag 2 S or HgS is used as a photo detecting part and the redox system of Fe 3+ /Fe 2+  as a medium and producing H 2 , O 2  respectively with the counter electrode and the photo detecting part of the other system.  
     CONSTITUTION: An electrolysis system I is formed of glass made electrolytic cells 1, 2. A sulfide semiconductor electrode 5 of AG 2 S or HgS is provided to the cell 1 and an insoluble electrode 6 to the cell 2. A cation transmission membrane 7 which passes H +  is mounted between the cells 1, 2. The electrolysis system II is of exactly the same constitution. The acidic aqueous solution of 0.05 mole K 3 Fe(CN) 6 , 0.05 mole K 4 Fe(CN) 6  concentrations is circulated by a pump 15 in the circulating line formed by the cell 1, piping 13, cell 4, piping 14 to let the acidic aqueous solution be contained in the cells 2, 3. When light of 1000 nm or under is applied to the semiconductor electrodes 5, 8 from directions 20, 21 and raw water is properly supplied from the pipings 16, 18, then H 2  is produced from the electrode 6, O 2  produced in the semiconductor electrode 8 and Fe(CN) 6   4-  reproduced in the insoluble electrode 9. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H03279498-A (JP)
Title: Paper having high opacity
Inventor: KOYAMA TOSHIJI
IPC: D21H21/28
Filed: 1990-03-28
Abstract: PURPOSE:To obtain the title paper useful as base paper for general printing paper, coating printing paper such as art paper or coated paper and electromagnetic shielding paper, having high opacity and strength, by using flaky metal powder as at least paper of filler to be added to papermaking raw material. CONSTITUTION:Flaky metal powder is used as part or the whole of a filler to be added to papermaking raw material to give the objective paper. The amount of the flaky metal powder is preferably 0.05wt.% based on the papermaking raw material at the maximum.
Patent JP-S5247227-A (JP)
Title: Vibration-absorbing structure for steering system fo tractor
Inventor: OOHASHI ATSUJI
IPC: F16D3/12
Filed: 1976-07-07
Abstract: PURPOSE: To provide a vibration-absorbing structure for steering system of tractor, in which the wheel shaft is divided into upper and lower sections and these two sections are coupled together by coupling means, and at the same time resilient ring bodies are interposed between the coupling means and handle shaft, thereby attenuating the vibrations transmitted to the  handle and improving steering performance. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S63249413-A (JP)
Inventor: MURAKAMI KOHEI
IPC: H02G1/12
Filed: 1987-04-02
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-H02261412-A (JP)
Title: Vacuum-cooling device for heat-cooking food or boiled rice, etc., by a unit
Inventor: KISHIRO SUEO
IPC: A23L7/10
Filed: 1989-03-31
Abstract: PURPOSE:To allow continuous processes of cooking, vacuum cooling, and carrying in and out by consisting of a vacuum cooling main part which has a closing mechanism to hold cooked food or boiled rice, etc., by a unit, and a plurality of vacuum chambers arranged in a double row, and a transferring mechanism which is possible to change each unit of cooled food for uncooled food simultaneously. CONSTITUTION:A closing cylinder 18 has a space to hold a tray 26 of rice which is boiled with a common base 19. Gas is sucked into a vacuum pump side 24 through a drain separater 20 and vacuum valve 22. Also, a vacuum system to cool down rice is composed of a vacuum breaking valve 23 used when turned back to a high air pressure after the cooling process is completed and a check valve 21 to deliver drain. On the other hand, there are provided a conveyer 6 which carries in a tray 26 containing boiled rice to a device and a conveyer 7 carrying out a tray 26' containing cooled rice to a side of the plating process. The carrying-in conveyer 6 is added a transferring cylinder 13 and a series of transferring mechanism of rice tray 26 composed of 8-17.