baber/WOPTO huggingface dataset:
Patent JP-H11147052-A (JP)
Title: Dust collecting electrode type air cleaner
Inventor: KASUYA MICHIO
IPC: A61L9/16
Filed: 1998-03-20
Abstract: PROBLEM TO BE SOLVED: To deodorize and clean air in a room or a limited space by sucking and dust collecting substances related to pollen, dust, soot and odor in air and sterilizing them. SOLUTION: Pollen, dust and the like in air sucked by a fan are collected by a filter formed of a non-woven fabric or the like. Photoelectrons are provided by using a low pressure mercury lamp to generate ozones and carry out the sterilization. Cigarette ash, cocoa powder and fine powder of broken pieces of ticks are sucked on dust collecting electrodes 15. The bad smells of hydrochloric acid, ammonia and pigeon wastes are deodorized by the arrangement. Substances charged weaker compared with the size of particles and substances formed of electrically neutral particles polarized by the electric field are sucked on mesh-shaped dust collecting electrodes 12, 13 and 14 connected with a high voltage power source. Then purified air is exhausted by the fan.
Patent JP-2000263306-A (JP)
Title: Drilling tool preventing generation of burr
Inventor: IDA EIJI
IPC: B23B51/00
Filed: 1999-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a drilling tool preventing burrs from generating or a work when the work is drilled. SOLUTION: Shoulder parts of a drill are rounded or tapered. Thereby, generation of burrs at drilling through a work can be minimized and a cost reduction is achieved.
Patent JP-2000302417-A (JP)
Title: Production of metal oxide
Inventor: OKA SHINJI
IPC: C01B13/24
Filed: 1999-04-20
Abstract: PROBLEM TO BE SOLVED: To produce a metal oxide having a high degree of whiteness and a uniform and small particle diameter scarcely containing a low-order oxide with a low content of a noncrystalline component and having a high photocatalyst activity by bringing a metal halide into contact with water produced by a combustion reaction at a specific temperature and carrying out a thermal hydrolytic reaction. SOLUTION: A fuel gas and an oxygen-containing gas are fed to a combustion zone and subjected to a combustion reaction. A metal halide-containing gas is fed to a reactional zone located on the downstream part relatively to the forward direction of both gases so as to provide a turbulent state. The metal halide is brought into contact with water produced by a combustion reaction at 400-1,500 deg.C temperature to carry out a thermal hydrolysis while feeding an incombustible dry gas to the periphery of a feed port for the metal halide-containing gas which is fed to the reactional zone at 30-300 m/s velocity. A concentric quintuple pipe burner is preferably used for feeding the metal halide-containing gas or the like. Titanium tetrachloride, etc., are cited as the metal halide and titanium oxide obtained by using the titanium tetrachloride is especially preferred as the oxide.
Patent JP-H04339508-A (JP)
Title: Shape controller
Inventor: MORI SHOGO
IPC: B21B37/38
Filed: 1991-05-17
Abstract: PURPOSE:To enable good shape control even to a sheet by providing a deflector roll with which tension distribution in the width direction of sheet is changed and operating function with which a pressing force is controlled by the feedback signal from a shape detector. CONSTITUTION:The shape detector 3 with which the shape of sheet on the outlet side of a rolling mill is detected, deflector roll 6 with which the tension distribution in the width direction of the aforementioned sheet is changed and auxiliary roll 4 with which the pressing force is added to that deflector roll are provided. This shape controller is constituted by providing a pressing controller 5 with which the pressing force of that auxiliary roll is controlled and operating function 8 with which the correction amt. of the tension distribution is calculated from the feedback signal from the aforementioned shape detector 3 and target shape that is preliminarily determined and outputting the result to the aforementioned pressing controller 5. In this way, good shape control is possible even to the sheet which can not be controlled with the control mechanism of rolling mill body.
Patent JP-H06323817-A (JP)
Title: Measuring method for tire tread length
Inventor: AIHARA YOSHIO
IPC: G01B11/04
Filed: 1993-05-14
Abstract: PURPOSE:To provide a method for measuring the tire tread length highly accurately at all times without causing defective detection due to vibration at the time of transfer of tread or sagging at the measuring part. CONSTITUTION:A trailing edge detector 3 detects the trailing edge 1a of a tread 1 being transferred to produce a detection signal for actuating a shutter camera 4 disposed oppositely to a leading edge 1b. A slit light S crossing the leading edge 1b is projected to a leading edge part 1B and the image thereof is picked up. An image processor 8 then recognizes the point of inflection in the inclination of slit light S thus projected as the leading edge 1b and calculates the distance between the point of inflection Sa and the reference position of the shutter camera 4 thus determining the tread length.
Patent JP-H09267890-A (JP)
Title: Flexible container bag excellent in air-permeability
Inventor: NAITO REIJIRO
IPC: B65D30/10
Filed: 1996-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a flexible container bag excellent in air-permeability by increasing the hanging strength of the container bag while satisfying a requested air-permeability and eliminate the anxiety of breakage during the handling works owing to the weight of the contents to secure the safety of operators. SOLUTION: A base cloth which forms a container body is constituted of densely woven area zones 8 and lower densely woven aereal zones 9 than the zones 9. Both areal zones 8, 9 are integrally woven. And a necessary permeability in the lower densely woven aereal zones is provided by specifying the width 10 of the densely woven aereal zones 8 and the pitch 11 and the hanging strength or true container bag is increased in the densely woven aereal zones 9 to prevent the weft from getting out of position.
Patent JP-S5446551-A (JP)
Title: Shutter speed setting indicator
Inventor: TAKAHASHI AKIRA
IPC: G03B17/20
Filed: 1977-09-20
Abstract: PURPOSE: To simplify the construction, to reduce the cost and to facilitae reading of indicated level by indicating both the level of a shutter speed, which is preset manually, and the output of an exposure adjusting circuit with the use of one digital indicator.  
     CONSTITUTION: When, in a single lens reflex camera, switches SW 1  and SW 2  are changed to AUTO positions to preset an exposure adjusting mode, a manual setting circuit consisting of a manual shutter speed setting switch SW 3 , a counter 1 and  a decoder 2 is disconnected from an indicator 3 and a time second change-over circuit 4. The shutter speed level from an exposure adjusting circuit consisting of a sensor section 5, an operational section 6 and an A/D converting section 7 is fed through a gate circuit 8 so that it may be indicated in a finder by means of the indicator 3 consisting of plural light emitting diodes. If the switches SW 1  and SW 2  are changed to the side of MAN to preset a manual setting mode, the connection between the A/D converter 7 and the time second converting circuit 4 is broken, and the decoder 2 is connected with the indicator 3 and the circuit 4. Each conduction of the switch SW 3 , pulses are generated to accomlish the counting operation with the counter 1 so that the desired shutter speed is set and indicated in the indicator 3 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S5637887-A (JP)
Title: Optical memory
Inventor: MIZUSHIMA YOSHIHIKO
IPC: G11B7/243
Filed: 1979-09-04
Abstract: PURPOSE:To obtain an optical memory of high sensitivity and large capacity easily by forming an area containing H and that containing no H on an amorphous semiconductor thin film and then by storing binary information making use of optical characteristic differences between both the areas. CONSTITUTION:On transparent substrate 1 made of glass, etc., for a read by using transmitted light or substrate 1 of metal, etc., for a read by using reflected light, amorphous semiconductor thin film 2 such as an amorphous silicon thin film is provided. On film 2, areas 4 containing no hydrogen are formed desired intersection points M11, M12... and M21, M22... between for lines X1, X2... and column lines Y1, Y2... and areas 3 containing hydrogen are formed at other positions. For example, amorphous semiconductor film 2' containing hydrogen is provided on substrate 1 by glow discharge of SiH4, etc., and irradiation position M12 is heated up to 400-600 deg.C by electron beam 5, etc., to form areas that contain no hydrogen. A difference in light absorption factor from about 0.6mu to the near infraredray wavelength range between the part containing hydrogen and that containing no hydrogen goes into not less than one figure, and a difference in refractive index is similarly large, so that pieces of binary information that correspond to ''1'' and ''0'' can be stored.
Patent JP-H05286670-A (JP)
Title: Hydraulic elevator device
Inventor: MIYAKE TATSUO
IPC: B66B9/04
Filed: 1992-04-07
Abstract: PURPOSE:To enhance the reliability and reduce the cost by simplifying the control to open or close an opening/closing valve when the cage sink motion is in acceleration and deceleration, and simplifying the facility of a pilot circuit for this valve. CONSTITUTION:No solenoid valve of normally open type is provided in a pressure oil inflowing circuit 9 which is connected a hydraulic jack 1 with the back chamber 5c of an opening/closing valve 5, while a solenoid valve of normally open type 11 is installed in a pressure oil exhaust circuit 9b which connects the back chamber 5c with a low pressure port. When the sink operation of elevator cage is accelerative, the solenoid valve 11 is energized and the opening/closing valve 5 is opened, and when is decelerative, the solenoid valve 11 is deenergized and the opening/closing valve 5 is closed.
Patent JP-2000082484-A (JP)
Title: Electrode roll for secondary battery
Inventor: KIN SHOSHO
IPC: H01M50/489
Filed: 1999-04-21
Abstract: PROBLEM TO BE SOLVED: To provide an electrode roll for a secondary battery capable of preventing short-circuit between a positive electrode and a negative electrode at a portion, where the capacity ratio (N/P ratio) of the positive electrode to the negative electrode is smaller than 1 and maintaining the performance of a battery. SOLUTION: At a curved portion of an electrode roll formed by rolling a positive electrode 2a, a negative electrode 2b and separators together respectively arranged therebetween, a separator 2cc located between the negative electrode 2b and the positive electrode 2a arranged outside the negative electrode 2b is formed two to three times thicker then the separator 2c arranged inside the negative electrode 2b. As a result, the short-circuit of an electrode due to the growth of metal oxide which is unavoidably precipitated at the curved portion in the geometrical structure of the electrode roll is prevented.
Patent JP-H09301364-A (JP)
Title: Device for opening liquid containing can
Inventor: ASAHI YOJI
IPC: B65D17/32
Filed: 1996-05-08
Abstract: PROBLEM TO BE SOLVED: To smoothly take out a liquid from the liquid take-out port by making and forming an air hole together with the liquid take-out port. SOLUTION: This opening device is constituted in such a manner that on an end plate part 2, a part 4 to be opened for the forming of a liquid take-out port, which is formed by a score line 3, and a tab 5 for opening, which is fixed in such a manner that one end of the tab 5 may be superposed on the part 4 to be opened, are provided. In this case, on the end plate part 2, a part 7 to be opened for the forming of an air hole, which is formed by a score line 6, is provided on the opposite side from the part 4 to be opened for the forming of the liquid take-out port, across the tab 5 for opening.  Then, one end part of a connecting plate 8 is fixed on the part 7 to be opened, and also, the other end part is fixed to the lower end of the tab 5 for opening, and by lifting the tab 5, the part 4 to be opened for the forming of the liquid take-out port, is pushed and torn to open by the one end part 5a of the tab 5. At the same time, the part 7 to be opened for the forming of the air hole is torn and opened by the connecting plate 8.
Patent JP-S5447580-A (JP)
Title: Dislodging device of plate form objects
Inventor: SHIMATA TSUTOMU
IPC: H01L21/683
Filed: 1977-09-22
Abstract: PURPOSE: To facilitate dislodging of a wafer from a table by burying a porous support plate in the central part of the table on which semicnductor wafer is placed, placing the wafer on the table with this support plat as a center, performing specified fabriaction treatment then force feeding a gas into the holes of thesupport plate.  
     CONSTITUTION: The top of a table 11 constituted by a metal, insulating material or other ismade flat and a stepped recess 12 is proveded in the central part thereof. A gas feed port 14 is bored from the bottom of the recess 12 down to the back of the table 11. Next, a porous support plate 13 composed of a sintered metal or other is buried in the uper part layer part of the recess 12, by being made flush to the top surface of the table 11. A semiconductor wafer 15 is placed across the table 11 from above of the support plat. Thereafter, the wafer 15 is subjected to required treatment such as dicing, etc. in this state, after which air or the like is force-fed through the feed port 14 to float the wafer 15 through the pores of the support plate 13. Then, dislodging of the wafer 15 from the table 11 becomes extremely easy 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S5815051-A (JP)
Inventor: KONDOU MAREKATA
IPC: C04B7/44
Filed: 1981-07-20
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-S61270795-A (JP)
Inventor: OTANI KENJI
IPC: G09G3/14
Filed: 1985-05-27
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-H02293706-A (JP)
Title: Structure for assembling lens
Inventor: IIZUKA TAKAYUKI
IPC: G02B7/02
Filed: 1989-05-08
Abstract: PURPOSE:To lessen the deterioration in performance even when a lens is inclined by eccentricity by setting the center of the inclination of the lens by the eccentricity thereof so as to position the same at the position where the aberration deterioration by the inclination on the optical axis of the lens is less. CONSTITUTION:The contact surface of the specific lens, for example, the 2nd lens L2 in the lens system with a holder 10 is so constituted as that the 2nd lens L2 inclines around the point where the aberration deterioration by the inclination is less in the event of the eccentricity of the 2nd lens L2. Namely, the 2nd lens L2 is pressed to an inward projecting part 11 of the holder 10 to constitute the spherical face having the center R2, O of curvature at which the lens face 21 functioning as the lens and the contact surface 22 with the holder 10 to constitute the peripheral edge thereof. The deterioration quantity of the aberration with respect to the same eccentricity quantity is then decreased in the change rate thereof as the center O of the curvature of the contact surface 22 is used as the center as compared to the case when the lens L2 inclines around the center R2 of curvature. The influence of the aberration is thus decreased.
Patent JP-H10305954-A (JP)
Title: Ink jet type recording device
Inventor: NAKANO MASASHI
IPC: B41J13/10
Filed: 1997-05-01
Abstract: PROBLEM TO BE SOLVED: To prevent the pollution with ink of the recording medium such as a recording paper to be continuously discharged by turning a paper discharge roller in the first direction prior to the discharge of the recording medium, projecting a movable member at the first position, turning the paper discharge roller in the second direction, and evacuating the movable member at the second position. SOLUTION: A control means 23 comprising a microcomputer, etc., is arranged in a printer body. The control means 23 transmits the forward signal to a motor prior to the discharge of a recording paper 27, turns a paper discharge roller 11 clockwise, and projects an arm member 15 at the first position through a moving force transmitting means. Then, the reverse signal is transmitted at the prescribed timing based on the number of revolution, etc., of the paper discharge roller 1, and the paper discharge roller 11 is turned counterclockwise, and the arm member 15 is retracted to the second position. Then, the forward turning signal is transmitted, the paper discharge roller 11 is turned clockwise without transferring the recording paper 7, and the reverse signal is transmitted at the prescribed timing to retract the arm member 15.
Patent JP-H07302728-A (JP)
Title: Multilayered ceramic capacitor and its manufacture
Inventor: ISHIKAWA HIROSHI
IPC: C04B41/90
Filed: 1994-04-28
Abstract: PURPOSE:To improve the thermal compression-bonding of a green sheet, and prevent the generation of delamination while the step-difference of an inner electrode is relieved, by printing ceramic slurry composed of the same dielectrics as the green sheet, so as to cover the inner electrode printed on the green sheet. CONSTITUTION:An inner electrode of a plurality of patterns is printed on a green sheet together with markers for alignment. Dielectric ceramic slurry which has been used for forming the green sheet is printed on the green sheet, so as to cover the inner electrode except the marker parts. Thereby a green sheet wherein the inner electrode is buried in the ceramic sheet is formed. The green sheet is punched, and laminated to form a laminate of a multilayered ceramic capacitor. Since the inner electrode is not exposed in the case of heat press molding, heat press compression-bonding is improved. Further the step- difference due to the thickness of the inner electrode can be decreased.
Patent JP-H01284590-A (JP)
Title: Briquette
Inventor: HAMAZAKI YOSHIHIKO
IPC: C10L5/04
Filed: 1988-05-10
Abstract: PURPOSE:To realize a decrease in ash content, an increase in hot strength, the shape stability when heated, the easier ignition, etc., by forming a mixture of a charcoal powder, a caking coal powder, and a binder into a column having holes. CONSTITUTION:60-90 pts.wt. charcoal powder is mixed with 10-40 pts.wt. caking coal powder and 0.5-5 pts.wt. binder comprising, e.g., limestone or starch. This mixture is formed into a column having holes.
Patent JP-H02293752-A (JP)
Title: Photosensitive composition and photosensitive planographic printing plate
Inventor: MATSUMURA TOMOYUKI
IPC: G03F7/021
Filed: 1989-05-06
Abstract: PURPOSE:To provide sufficient developability, more particularly the developabili- ty after long-term preservation and to provide sufficient plate wear even in the case of executing printing by using UV ink by incorporating a high-polymer compd. contg. a specified constituting unit in the molecule into the photosensitive compsn. CONSTITUTION:The high-polymer compd. contg. the constituting unit expressed by formula I is incorporated into the photosensitive compsn. formed on a base of the photosensitive planographic printing plate. In the formula I, J denotes a bivalent combination group; n is 0 or 1. This high-polymer compd. is functioned as a binder and is acted as an alkaline soluble or swellable resin.
Patent JP-H04319405-A (JP)
Title: Decorating method for cement product
Inventor: KATO HATSUO
IPC: B28B3/20
Filed: 1991-04-17
Abstract: PURPOSE:To provide the decorating method for a cement product in which coating application can be carried out in the manufacturing process of extrusion molding the efflorescence apt to be produced in these sorts of molded poroducts can nicely be prevented. CONSTITUTION:A coloring material composed of an inorganic coloring material added to a blend of same kind of a cement kneaded mateial is uniformly sprayed on the surface of a molded body formed by extrusion molding said cement kneaded material, pressed by a press roller and bonded stably, and then cut into the given mixture and shapoed into the product shape by a compression press. Then, an emulsion coating is applied on the surface and cured, and the deposition of efflorescence is suppressed by the emulsion coating and simultaneously film hardening progresses by heating at the time of curing.
Patent JP-S61273084-A (JP)
Title: Magnetic recording and reproducing device
Inventor: TERADA AKIMICHI
IPC: H04N5/93
Filed: 1985-05-29
Abstract: PURPOSE:To obtain an excellent reproduced picture at variable speed reproduction by recording a tracking pilot signal on each recording track and using the tracking pilot signal reproduced at reproduction to discriminate to which segment of the field the recording track corresponds. CONSTITUTION:A tracking pilot signal separated by a low-pass filter 12 is fed to four band pass filters 27, 28, 29, 30 whose center frequency is respectively F1,F2,F3,F4. Each output of waveform shaping circuits 31-34 is inputted respectively to gate circuits 35-38 to select an output of envelope detection circuits 31-34 in response to the azimuth of a scanned head and when each output of gates 35,36,37,38 reproduces respectively a video signal of segments A,B,C,D, the output goes to a high level. As to what order of signal is reproduced from the pattern of each segment, it is discriminated by the timing of leading and trailing of the switch pulse and the phase relation of outputs of the gates 35-38.
Patent JP-S5542120-A (JP)
Title: Molding machine
Inventor: UNOSAKI TSUNETO
IPC: B22C15/24
Filed: 1978-09-18
Abstract: PURPOSE: To insert plug members into blowholes and mix the casting sand and solvent being supplied without clogging and leakage of blowholes by horizontally moving the blow head device having blow holes in the bottom from above the mold device.  
     CONSTITUTION: Upon completion of mold blowing of casting sand having been mixed before, a blow head 30 also rises along with rising of a cylinder rod 50 and moves rightward together with a travelling truck 16. Then, the elongation operation of a cylinder 54 causes plug members 51 to insert into blow holes 46a and close the blow holes while causing guide pins 55 to insert into bushings 56. On the other hand, the specified amount of casting sand is supplied from a sand hopper 67 in which it has beforehand been charged, into the blow head 30 through inlet pipe 39. Following to this, a motor 36 is driven and while the casting sand is being agitated by agitating blades 31, the solvent is injected from a nozzle 42 by a pump 44 and the casting sand is mixed while the blow holes 46a are held closed. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H08316536-A (JP)
Title: Superconductive device
Inventor: HATANO MUTSUKO
IPC: H01L39/22
Filed: 1995-05-12
Abstract: PURPOSE: To improve the resolution of magnetic flux detection by a method wherein a first and a second electrode both of superconductor are provided confronting each other to form a superconductive weak coupling, a closed loop comprises a third electrode and the first and the second superconductive electrode, and a magnetic flux coupled with the closed loop is detected with the third electrode. CONSTITUTION: Two Nb superconductors 103 and 104 are provided confronting each other through the intermediary of normal Au conductors 105 and 106 to form a superconductive weak coupling 100. A phase detecting electrode 102 is provided confronting the superconductors 103 and 104, and a closed loop is composed of the superconductive weak coupling 100 and a superconductive line 101. When a magnetic flux of ϕ is coupled with the closed loop of the superconductive line 101, a phase difference (θ1 -θ2 ) between a phase θ1 of a boundary between the superconductor 103 and the normal conductor 106 and a phase θ2 of a boundary between the superconductor 104 and the normal conductor 105 is changed. A phase difference (θ1 -θ2 ) can be detected as a change in an overcurrent by a phase detecting electrode 102.