baber/WOPTO huggingface dataset:
Patent JP-H06178933-A (JP)
Title: Oxygen adsorbent and separation of oxygen and nitrogen
Inventor: KOBAYASHI TOSHINOBU
IPC: C01B21/04
Filed: 1992-12-14
Abstract: PURPOSE:To provide an oxygen adsorbent which adsorbs a large quantity of oxygen under low temperature and low pressure adsorptive conditions and excels in oxygen selectivity and to provide a method for separating oxygen and nitrogen where oxygen of high purity is easily obtained at extremely low unit requirement of power by using the adsorbent. CONSTITUTION:(1) An oxygen adsorbent which after 3-20% of Na ions of Na-A type zeolite is given ion exchange by K ions, heat treatment is performed at atmospheric pressare and at a temperature of 600-760 deg.C to form is provided. (2) A method for separating oxygen and nitrogen where not less than two adsorbers packed with the oxygen adsorbent are kept at not more than room temperature and mixed gas of oxygen and nitrogen is fed to one a adsorption tower at a pressure of atmospheric to data to make oxygen selectively adsorbed, causing nitrogen of high purity or nitrogen-rich gas to flow out and the other adsorption tower is given pressure decrease to 0.08-0.5ata to regenerate the adsorbent, causing oxygen-rich gas to be recovered and continuous switching between the adsorption process and the regeneration process is performed is provided.
Patent JP-H01174509-A (JP)
Title: Production of poly(n-vinylformamide)
Inventor: SHIRAGAMI MITSUAKI
IPC: C08F4/28
Filed: 1987-12-29
Abstract: PURPOSE:To obtain the present amide with facilitated control of polymerization temperature in high yield, by polymerizing N-vinylformamide using a specific organic peroxide compound as a polymerization initiator. CONSTITUTION:A vinyl monomer containing N-vinylformamide is radically polymerized using an organic peroxide compound (preferably diacyl peroxide, alkyl peroxy ester, etc.) having <=110 deg.C temperature providing 10hr half-life as a polymerization initiator (at 0-100 deg.C temperature) to afford the aimed amide. Furthermore, the organic peroxide compound is preferably used in an amount of 0.005-5wt.% based on the N-vinylformamide. The N-vinylformamide is preferably polymerized in the presence of a substance having pH buffering action in an aqueous medium and pH is increased to >=4.5 when polymerization ratio attains >=90%. In addition, the radical polymerization is started at 0-70 deg.C in the coexistence of a reducing substance in an equiv. amount of 0.2-5 times based on the organic peroxide compound.
Patent JP-H11227564-A (JP)
Title: Belt storing tool assembled in folding type backrest
Inventor: WELLER HERMANN-KARL
IPC: B60R22/36
Filed: 1998-11-24
Abstract: PROBLEM TO BE SOLVED: To make the fix without the restriction function of a seat belt impossible when a backrest is not held to a vehicular main body by a latch by not starting an obstruction mechanism when an operation element is locked to a prescribed position by the latch and starting the obstruction mechanism when it is not locked to the prescribed position. SOLUTION: The disc 18 of the rotary joint 16 of a backrest 14 is provided with a hollow meshed with a latch bolt 20 and the lock of the backrest 14 is released by taking out the latch bolt 20 from the hollow by the latch release lever 22 connected with the latch bolt 20 via a cable puller 24. The latch bolt 20 is meshed with the cable puller 26 whose one end is connected to the cable puller 24 and whose other end is connected to a belt storing tool 12. The latch bolt 20 is taken out from the hollow of the disc 18 by the latch release lever 22 and the obstruction function of the belt storing tool 12 is started by the cable puller 26 simultaneously. When the latch bolt 20 is not meshed with the hollow of the disc 18, a belt web 28 can not be pulled out from the belt storing tool 12.
Patent JP-H01172300-A (JP)
Title: Annealing method for lithium tantalate single crystal
Inventor: NAGATA KENJI
IPC: H01L41/39
Filed: 1987-12-25
Abstract: PURPOSE:To remarkably shorten the time necessary for annealing and to eliminate the need for a furnace utilized for annealing by constituting the title annealing method so that lithium tantalate single crystal is grown and successively annealing of single crystal is performed in the same furnace. CONSTITUTION:Lithium tantalate single crystal 15 which has been grown by immersing seed crystal 11 in melt 7 for growing lithium tantalate single crystal in a furnace core pipe 3 provided with a heater 2 for heating to the outside is separated from the melt 7 by lowering a crucible 4 held with the melt 7 therein. Then it is slowly cooled to the annealing temp. of single crystal 15 by controlling the heater 2 and furthermore after holding it at this annealing temp. only for a prescribed time, it is slowly cooled and taken out from the furnace core pipe 3.
Patent JP-H11260785-A (JP)
Title: Eliminating method of photoresist material and etching residue
Inventor: MOLLOY SIMON JOHN
IPC: H01L21/304
Filed: 1998-11-24
Abstract: PROBLEM TO BE SOLVED: To eliminate a photoresist layer and its residue generated when viaholes are formed in an integrated device, by making etching residue water-soluble at a specified temperature by gas plasma treatment, and cleaning a substrate with deionized water. SOLUTION: A photoresist layer 31 is patterned in a selected region of a dielectric layer 30 by a photolithography process. The selected region of the dielectric layer 30 is controlled and etched by using an RIE plasma process and reactive etching agent, and obtained structure is arranged in a reaction vessel. A substrate and, in particular, the side wall of a viahole are exposed to mixed gas composed of oxygen, nitrogen and hydrofluorocarbon for about 60 seconds while energy of 1000 W is applied. The temperature is maintained at most 100 deg.C for the whole period, and residue is made soluble in water. Further, the pressure of the reaction vessel is reduced, the photoresist layer 31 is eliminated, the substrate is taken out and cleaning is performed by using deionized water.
Patent JP-2001155355-A (JP)
Title: Optical pickup
Inventor: MIYAKI TAKAHIRO
IPC: G11B7/09
Filed: 1999-11-24
Abstract: PROBLEM TO BE SOLVED: To provide an optical pickup which is capable of stable operation and which is suitable for miniaturization and cost reduction by making the point of application of a driving force coincide with the center of gravity in a biaxial actuator. SOLUTION: In the biaxial actuator 1 of an optical pickup, a supporting part 2 with an objective lens 11 attached is supported on a fixed part 3 in a rockable manner by two sets of suspension spring 4. A focusing coil 12 and a tracking coil 13 attached to its side move a support 12 controllably in the focusing direction of the arrow F and in the tracking direction of the arrow T, through a magnetic flux generated by a magnetic circuit that consists of a cross-sectionally U-shaped yoke 15 and its inner magnet 14 by energizing and flowing an electric current. In this case, the center of gravity of the support 12 coincides with the point of application of the driving force of the tracking coil 13.  Meantime, a part on the magnetic circuit side of the focusing coil is arranged inside a magnetic cap between both ends 15a, 15b of the yoke, with another part actuated by a leakage magnetic flux from the magnetic circuit, so that the imaginary point of application of the driving force coincides with the center of gravity.
Patent JP-H01171346-A (JP)
Title: Own station busy notice system
Inventor: KURODA KIYOHIKO
IPC: H04L13/00
Filed: 1987-12-25
Abstract: PURPOSE:To inform the status to each data link layer section quickly without being effected by the congestion state of inter-layer connection bus by detecting the congestion state of the processing of a host layer and informing the congestion state to each data link layer section via an information line for own station busy notice. CONSTITUTION:When a host layer section 32 detects the congestion state of a host layer processing by a processor (MPU) 321, own station busy notice information is generated by a processor 321 and sent to a decoder 324. The decoder 324 analyzes own station busy notice information sent from the processor 321 and sends own station busy notice signal to an information line 35 reaching each data link layer section 31. Thus, it is possible to inform the congestion state of the processing of the host layer to each data link layer section (DL) 31 without being affected by the wait time for data transmission by the inter-layer connection bus 34 and countermeasures to eliminate congestion such as suppression of new data arrival are executed quickly.
Patent JP-H09180453-A (JP)
Title: Semiconductor storage
Inventor: HATANAKA NAOYUKI
IPC: G11C11/417
Filed: 1995-12-21
Abstract: PROBLEM TO BE SOLVED: To suppress unneeded power consumption in a memory circuit connected to a write bit line by controlling the state of a write bit line to the state immediately before write disable when disabling write for each port. SOLUTION: A semiconductor storage has first and second write pouts 1 and 2, a bit line 5 for transferring the data of the above write ports 1 and 2 to the write circuit of a memory circuit, first and second tristate buffers 7 and 8 for outputting data from the write ports 1 and 2 to the data write bit line 5, and a latch circuit 6 for retaining the state of the write bit line 5. When the output of the tristate buffers 7 and 8 is disabled, the state of the bit line 5 is retained as before the output of the tristate buffers 7 and 8 is disabled by the latch circuit 6.
Patent JP-2001156203-A (JP)
Title: Printed wiring board for mounting semiconductor chip
Inventor: FURUICHI SHUICHI
IPC: H01L21/60
Filed: 1999-11-24
Abstract: PROBLEM TO BE SOLVED: To provide a printed wiring board for mounting semiconductor chip, with which the occurrence of a bridge is reduced and mounting yield can be improved when directly mounting a semiconductor chip on a printed wiring board by a flip chip system. SOLUTION: Concerning a printed wiring board 7 for mounting semiconductor provided with a plurality of flip chip pad parts 6, which are composed of conductor circuits 5, to be bonded with solder bumps 3 formed at electrode parts 2 of a semiconductor chip 1 on an insulation substrate 4, each of said flip chip pad parts 6 is composed of the exposed surface of the conductor circuit 5, which is surrounded with an insulation resin 10 covering the surface of the said conductor circuit 5, formed by providing an opening part 11 on the said insulation resin.
Patent JP-H076124-A (JP)
Title: System and method for transfer of information
Inventor: CHIYAARUZU ROBAATSU MOA
IPC: G06F13/16
Filed: 1993-12-27
Abstract: PURPOSE: To provide an information transfer method and system between a plurality of buses. CONSTITUTION: Between a plurality of first bus devices, information is transferred through a first bus. Between a plurality of second bus devices, information is transferred through a second bus. Between the first and second buses, information is transferred through a logic means. Since the logic means is used, the first bus device can operate in accordance with the waiting state of the second bus device for certain operation while the first bus device waits for another operation on the second bus.
Patent JP-H06162096-A (JP)
Title: Record retrieval method
Inventor: IWADATE TERUBUMI
IPC: G06F12/00
Filed: 1992-11-18
Abstract: PURPOSE:To reduce the frequency of comparison processings and to improve the retrieval processing efficiency by preparing specific retrieval information to retrieve the desired specific information from index code information. CONSTITUTION:When name data to be retrieved are inputted by the operation in an input section 3, index code information corresponding to the name data are stored in a retrieval object key storage section 6 as character string variable. The arithmetic section 6 obtains a check sum C1. When a retrieval object record is in a file, the FKC in the record is read. An arithmetic section 7 obtains a check sum C2 of the FKC. Then a comparison section 8 compares the check sum C1 with the check sum C2, and when the comparison result is matched, a key comparison section 10 compares index code information stored in the section 6 and in a reading key storage section 9. When they are matched, the name data in the record with the FKC are displayed on a display section 4 as the required specific information.
Patent JP-H10166598-A (JP)
Title: Manufacture of ink jet recording head and ink jet recording head
Inventor: ISHIMATSU SHIN
IPC: B41J2/14
Filed: 1996-12-13
Abstract: PROBLEM TO BE SOLVED: To achieve highly precise image quality easily at a low cost by a method wherein grooves for constituting ink channels of a second substrate which constitutes an ink jet recording head by being bonded to a first substrate, are subjected to separate fabrications of molding fabrication and laser fabrication. SOLUTION: Among an ink channel A 201, a discharge opening fabricated part 202, and an ink channel fabricating part 205 of a channel fabricated part of a second substrate, the ink channel A 201 is molded by injection molding in a form wherein 168 channels are arranged by specific sizes of A, B, C directions at specific pitches. Then, the ink channel fabricating part 205 of the second substrate having the ink channel A 201 is irradiated with excimer laser to fabricate 168 lines of ink channels B of specific A, B, C sizes, and total 336 lines of channels are formed. Therefore, the ink channels arranged in high density difficult to be fabricated only by injection molding which are necessary for obtaining highly precise image quality, can be fabricated.
Patent JP-H05144748-A (JP)
Title: Plasma treatment apparatus
Inventor: FUKADA TAKESHI
IPC: H01L31/04
Filed: 1991-11-22
Abstract: PURPOSE:To cut off the passage of electric power applied in order to generate a plasma and to realize a stable discharge by a method wherein a container wall or a susceptor with which a plasma discharge atmosphere comes into contact is set to be floating or to be an insulating surface. CONSTITUTION:The discharge region of a plasma treatment apparatus is limited to a space 4 which is surrounded by electrode shields 1, 2 and by the outer wall of a container 3. Out of them, the electrode shields 1, 2 are installed so as to be closest in order to prevent a discharge (a parasitic discharge) by electrodes and other parts. A substrate susceptor 5 is set to a state that its surface potential is floating. Thereby, a plasma which has been divided individually by the susceptor 5 or a substrate 6 and with which a plasma comes into contact can realize a substantially floating state other than one pair of electrodes. Thereby, a uniform discharge and a uniform plasma treatment can be performed.
Patent JP-H03194206-A (JP)
Title: Weather strip with clip for installation
Inventor: TAKEI MANABU
IPC: F16B19/00
Filed: 1989-12-22
Abstract: PURPOSE:To deprive troublesome work, easily prevent the falling of a clip for installation, and reduce the manufacturing cost by providing a projected rib, which pushes a penetrated clip from the side of the clip toward the diameter-center of the installing hole lest the clip should fall off, in the vicinity of a weather strip installing hole. CONSTITUTION:A projected rib 13a is protruded from a rubber material 13 situated in the vicinity of an installing hole 9a penetrating both a rubber material 13 and a core material 15 locating at an installing base part of a weather strip toward the diameter-center of a hole part 15a. With this contrivance, when a leg-part 11b of a clip 11 is inserted into the installing hole 9a, since the rib 13a pushes the leg part 11b toward the diameter-center of the hole 9a, falling-off or missing of the clip 11 can be prevented, and moreover both improvement of the work efficiency and reduction of the manufacturing cost can be achieved.
Patent JP-H09155467-A (JP)
Title: Curling machine
Inventor: YOKOYAMA KAZUAKI
IPC: B21D28/10
Filed: 1995-11-30
Abstract: PROBLEM TO BE SOLVED: To reduce the expense of a die and to improve the productivity by executing punching and curling with one die in one process. SOLUTION: By lowering an upper die 2, a hole is punched at a prescribed position of a panel work W with a punch 4a of a cutting tool 4, and a flange is formed with a bending tool 5. Succeedingly, a punching tool 3 is pushed down with the cutting tool 4, a taper face 4b of the cutting tool 4 is corresponded to the flange stud around the hole, and curling C is executed. At the bottom dead center of the upper die 2 after curling, a wedge member 9 is raised with a cylinder 10 and taken out from between the bending tool 5 and a holding block 8, and the bending tool 5 is moved with restarting with energizing of a spring 7. Then, the interference (negative angle) of the taper face 4b of the cutting tool 4 and the taper face 5a of the bending tool is eliminated and the upper die 2 is raised to the top dead center. Therefore, punching and curling can be executed with one die in one process.
Patent JP-H05145472-A (JP)
Title: Position registration system
Inventor: YAMAZAKI TATSUHIKO
IPC: H04B7/26
Filed: 1991-11-22
Abstract: PURPOSE:To prevent undesired position information from being constinuously sent when a mobile station makes position registration and to prevent an error between an actual position and a registered position from being too large when a change in the mobile state is large. CONSTITUTION:A control section 52i of a mobile station 50i monitors a mobile speed of its own mobile station 50i and a command is given to a communication section 51i in response to a change in the mobile speed and the transmission period of position information sent to a management station 40 via radio base stations 101-104 and transmission lines 301-304 from the mobile station 50i is changed to prevent the transmission of the undesired position information. On the other hand, every time the position information processing section 41 of the management station 40 receives position information, the position of the mobile station 50i is corrected and predicted to prevent it that the error between the actual position and the position of the registration of the mobile station 50i is too large.
Patent JP-H05153541-A (JP)
Title: Optical card camera
Inventor: HANEDA NORIHISA
IPC: G11B7/00
Filed: 1991-11-25
Abstract: PURPOSE:To make the size of the optical card camera thin by making a profile of a recording section of the optical card camera using an optical card thin. CONSTITUTION:A picture made incident from an image pickup lens 12 of a front side of the optical card camera 1 main body is formed on an image sensor 16, processed and picture data are recorded on an optical card 2 loaded in the main body. The optical card camera 1 employs a waveguide type pickup 24 as an optical pickup being a component of a recorder. The waveguide type pickup 24 is a laser optical system having a scanning function and formed by forming a lens and a diffraction grating or the like to a waveguide layer of a thin plane base. Thus, the optical pickup 24 of a very thin profile is mounted to a recording section and the recording section of the thin profile is formed.
Patent JP-H02180645-A (JP)
Title: Exhaust gas purifying catalyst and catalyst carrier
Inventor: YOSHIMOTO MASAFUMI
IPC: B01D53/86
Filed: 1988-12-28
Abstract: PURPOSE:To enhance catalyst performance, eliminate abnormal combustion of unburnt fuel and prevent pressure loss by carrying a catalyst on a thin wire mesh or a metal sheet having a number of pores of 30mum or more diameter in the thickness direction. CONSTITUTION:A metal mesh constituted of a metal wire material or a thin metal sheet having a number of pores of 30mum or more diameter pored in its thickness direction by ethcing, mold punching or the like as a base is used. A plurality of materials constituted of said base carrying a catalyst on are provided and exhaust gas is made to permeate forcibly therethrough. The chance that a harmful component in the exhaust gas and the catalyst are brought into contact with is maintained securely by said arrangement, and as unburnt fuel is completely prevented from adhering and accumulate thereon, the harmful component can be removed with high efficiency. Also, as said pores are very short and practically linear and the diameters of pores are 30mum or above, pressure loss is not large.
Patent JP-H08174777-A (JP)
Title: Molding laminated sheet for food container or the like
Inventor: IKEI TOSHIO
IPC: B29K23/00
Filed: 1994-12-20
Abstract: PURPOSE: To obtain a molding laminated sheet having a good heat sealing property, bending stiffness, and impact resistance together by a method wherein an impact resistance layer, a rigid layer fixed to its both sides, and a heat sealing layer fixed to at least its one side are combined. CONSTITUTION: For an impact resistant layer 1 of a laminated sheet S, a highly impact resistant resin among general olefin resins, for example, a polypropylene copolymer synthetic resin or the like is used singly, or by blending two or more kinds. As a synthetic resin forming a rigid layer 2, an olefin resin of high rigidity at an ordinary temperature, for example, polypropylene homopolymer is provided. That is, as the impact resistant layer 1, a block copolymer of polypropylene and polyethylene is used. Polypropylene homopolymer is preferable for combination as the rigid layers 2, 2. As the synthetic resin forming a heatsealing layer 3, a polypropylene random copolymer of a low thermosoftening temperature, for example, that of 120 deg.C-150 deg.C of the crystal melting point is used, adjusted so as to be 1-10% of the whole, and molded by co-extrusion.
Patent JP-H06179692-A (JP)
Title: 2'-deoxy-2'-methylidenecytidine anhydride crystal and its production
Inventor: MOROZUMI MASAMI
IPC: C07H19/06
Filed: 1992-12-15
Abstract: PURPOSE:To obtain 2'-deoxy-2'-methylidenecytidine anhydride crystal useful as an antitumor agent stable to physical grinding treatment, capable of being finely powdered, being orally administered, by crystallizing a solute from a solution of 2'-deoxy-2'-methylidenecytidine in an organic solvent. CONSTITUTION:2'-Deoxy-2'-methylidenecytidine dihydrate crystal is dissolved in an organic solvent such as methanol under heating. Ethanol is added to the solution, 2'-deoxy-2'-methylidenecytidine is crystallized, cooled, filtered and collected and dried. Then the crystal is pulverized into crystal having 0.1-10mum particle diameter to give the objective 2'-deoxy-2'-methylidenecytidine anhydride crystal having <=0.2wt.% water content, 180-184 deg.C melting point, showing endothermic peaks at 194-198 deg.C by differential scanning thermal analysis and major diffraction peaks at diffraction angles 2theta ( deg.): 11.2, 15.6, 18.5, 19.0 21.2, 22.5, 25.3 and 27.2 by powder X-ray analysis, having antitumor action and antiviral action.
Patent JP-H08182270-A (JP)
Title: Blending method and device for impregnation resin
Inventor: KUSUNOKI TOSHIKI
IPC: H02K15/12
Filed: 1994-12-20
Abstract: PURPOSE: To provide a resin blending method and device for impregnation resins by reducing time for resin blending work and reducing errors in resin components for blended impregnation resins. CONSTITUTION: Volumes V1 and V2 corresponding to predetermined blending weights for epoxy resin 5 and acid anhydride hardening agent 6 stored in a resin storage tank 1 and a hardening agent storage tank 8 are determined from specific gravity characteristics, materials are supplied from each storage tank to an impregnation resin storage tank 3 through a flow meter 4 until these volumes can be obtained, and the impregnation resins consisting of predetermined blending can be obtained.