baber/WOPTO huggingface dataset:
Patent JP-H06182077-A (JP)
Title: Sewing machine
Inventor: FURUSHITA TSUGIHIRO
IPC: D05C11/16
Filed: 1992-12-17
Abstract: PURPOSE:To enable the supply of multiple kind of threads with a smaller device by arranging a thread supply device to supply threads from a plurality of thread supply sources selectively by a selection means in the supply of threads to a needle for sewing through a thread supply path from the thread supply device. CONSTITUTION:A sewing machine head 3 which has a needle rod 5 with a needle 6 mounted thereon and is moved vertically with a lift mechanism through a head frame 4 is mounted on a laterally long base frame (bridge) 1 of a multi- head sewing machine. A thread supplier 8 comprising a plurality of thread supply sources 9 is arranged on the base frame 1 while a selector 9 is provided on the head frame 4 to select and deliver a plurality of threads being supplied from the thread supply source 9 and the thread selected with the selector 9 is guided to the needle 6 via a thread supply path provided with a balance 12 in the course thereof. The selector 9 has a main member provided with a conical guide member at the center thereof and a plurality of holding parts to which a plurality of threads are introduced are provided at the periphery of the main member.
Patent JP-H05176119-A (JP)
Title: Electrophotographic copying machine
Inventor: UEDA TADASHI
IPC: G03B27/62
Filed: 1991-12-20
Abstract: PURPOSE:To simplify copying operations and to enable copying without turning originals over by reading original data by moving a scanner part around an original platen and an original cover plate. CONSTITUTION:When reading the lower side of a copying original D by a reading part 7 of a scanner part 6, an optical shutter 13 of the original platen is turned to a light transmitting state, the optical shutter of an original pressing plate 3 is turned to a light not-transmitting state, and data on the lower side of the original D are read. When reading the upper side of the original D, the light transmitting states of the optical shutter on the platen 1 and the optical shutter on the plate 3 are respectively inverted, and data on the upper side of the original D are read. The respective optical shutters are automatically controlled according to an exposing state detecting signal while detecting the position of a reading part supporting stand.
Patent JP-H10182636-A (JP)
Title: Pyridazinone derivative, its production, and adenosine a1 antagonistic agent containing the same
Inventor: UEMOTO KAZUHIRO
IPC: C07D403/04
Filed: 1996-12-26
Abstract: PROBLEM TO BE SOLVED: To obtain the subject new compound having selective excellent adenosine A1 receptor antagonism, and useful as, e.g. psychostimulant, antidepressant, cardiac failure therapeutic agent, nephrotoxicity preventive/therapeutic agent, antiobestic agent, hyperuricemia therapeutic agent. SOLUTION: This new compound (salt) is shown by formula I  R<1> is H or a lower alkoxy; R<2> is a (substituted) aralkyl, group of the formula (A)n -R<3> [R<3> is H, (protected) OH, a halogen, etc.; A is carbon-carbon unsaturated bond; (n) is 2-5] or group of the formula (CHR<4> )-(CH2 )m C≡CR<5> [R<4> is H or a lower alkyl; R<5> is H, (protected) OH, etc.; (m) is 0 or 1]; D is methyne or N}, e.g. 6-(2-phenyl-1H-benzimidazol-1-yl)-3(2H)-pyridazinone. The compound of formula I is obtained by reaction between a compound of formula II and a compound of formula III (X is a halogen, methanesulfonyloxy, etc.) in a solvent in the presence of a base.
Patent JP-H10188901-A (JP)
Title: Ceramic discharge lamp
Inventor: MORI KAZUYUKI
IPC: H01J61/52
Filed: 1996-12-26
Abstract: PROBLEM TO BE SOLVED: To provide a discharge lamp having high laminous efficiency and excellent color rendering property by interposing a heat transmitting member between an electrode core and an inner peripheral surface of a side tube provided in an end of an arc tube so as to eliminate the generation of breakage of the side tube due to a temperature difference between the inner surface and the outer surface of the side tube, and specifying a ratio of the inner diameter of the side tube to the outer diameter of the electrode core. SOLUTION: In a ceramic discharge lamp, a multi-coil 71 is interposed between an electrode core 4 and an inner peripheral surface of a side tube 2 so as to raise the temperature of the inner surface of the side tube 2, and the generation of breakage of the side tube 2 due to a heat shock by a temperature difference between the inner and the outer surfaces of the side tube 2 is prevented. Inner diameter D of the side tube 2 and outer diameter (d) of the core 4 are set so as to satisfy a relation 0.2<=d/D<=0.8.  With this structure, heat of the electrode core 4 is transmitted to the side tube 2 at the time of lighting so as to raise the temperature of the side tube 2, namely, temperature of the coldest point inside the side tube 2 is raised, and the sealed material such as halogen compound of the rare earth metal having a low vapor pressure is sufficiently evaporated so as to obtain the vapor pressure to be required for light emission. As a heat transmitting member, a multi-coil 71 is desirably used.
Patent JP-H06193310-A (JP)
Title: Sprinkler type roof snow melting device
Inventor: NAKAZATO HIROKICHI
IPC: G01W1/14
Filed: 1992-12-22
Abstract: PURPOSE:To enhance the snow melting efficiency by installing a nozzle revolving sprinkler operated by city water so as to cover almost the whole roof and providing a heating device, an automatic valve, a snow sensor, etc., to automatically melt snow by hot water in the time of snowing. CONSTITUTION:A nozzle revolving sprinkler A is connected to a water service pipe so as to cover almost the whole roof of a house T and is installed and, at the same time, a heating device H is installed at the water service pipe 2. A controller R equipped with a snow sensor 4 is installed to control the heating device H, an automatic valve 41 and draining valves 42 and 44. Snow- falling is perceived, hot water is injected from the sprinkler A to melt snow before the snow reaches the roof and, at the same time, when snowing stops, water supply is automatically stopped, and remaining water in the pipe is drained to prevent the pipe from freezing. According to the constitution, the snow-melting efficiency can be enhanced.
Patent JP-H09237846-A (JP)
Title: Semiconductor device, nonvolatile semiconductor memory device and its manufacture
Inventor: SUGAYA FUMITAKA
IPC: H01L29/792
Filed: 1996-12-26
Abstract: PROBLEM TO BE SOLVED: To reduce a drop in the breakdown voltage of a P-N junction between a drain and a substrate and to reduce the degradation of hot melt carriers, by a method wherein an extension region of a complex gate structure is formed of a first layer and a second layer whose impurity concentration is different and of a third layer whose concentration is higher than those of the first and second layers. SOLUTION: An n-type impurity diffusion layer 7 at a concentration of about 1.0×10<21> atoms/cm<3> is formed in the surface of a silicon substrate 1 which is adjacent to the other side of a composite gate structure 32. An n-type impurity layer 8 at a concentration of 5.0×10<20> to 2×10<21> atoms/cm<3> is formed at the outside of the n-type impurity diffusion layer 7 so as to surround the layer 7. In addition, an n-type impurity diffusion layer 9 at a concentration of 1.0×10<18> to 1×10<19> atom/cm<3> is formed at the outside of the n-type impurity layer 8 so as to surround the layer 8.  As a result, it is possible to obtain a nonvolatile semiconductor memory device such as an EEERPOM or the like whose rewrite speed is enhanced, in which the breakdown voltage of a P-N junction between a drain and the substrate is enhanced and whose reliability with reference to the degradation of hot carriers is enhanced.
Patent JP-H05181815-A (JP)
Title: Control system
Inventor: NISHIMURA FUMIO
IPC: G06F15/16
Filed: 1991-12-26
Abstract: PURPOSE:To reduce the burden of a computer for managing the whole in a system for projecting a computer graphics on the display of a large screen formed by arraying two-dimensionally plural CRT displays or projectors. CONSTITUTION:A computer 1 for managing the whole, a computer 8 for controlling a video source, and display computers 4A, 4B, 4C,... are connected by, for instance, RS232C. The computer 1 for managing the whole generates a code for realizing an event. This code is supplied simultaneously in parallel to the computer 8 for controlling the video source and the display computers 4A, 4B, 4C,.... The code has an inherent meaning in the computer 8 for controlling the video source and the display computers 4A, 4B, 4C,..., respectively. The computer 8 for controlling the video source and the display computers 4A, 4B, 4C,... have the conversion table of a work to the code, and execute the work in accordance with the conversion table.
Patent JP-H10194739-A (JP)
Title: Purification of titanium tetrachloride
Inventor: TAKAMATSU YUKICHI
IPC: C01G23/02
Filed: 1996-12-27
Abstract: PROBLEM TO BE SOLVED: To obtain high-purity titanium tetrachloride readily and simply without causing decomposition or deterioration of titanium tetrachloride, by distilling titanium tetrachloride, stripping the distillate with an inert gas and then filtering. SOLUTION: Titanium tetrachloride is distilled, is stripped by passing a high-purity inert gas through titanium tetrachloride and then filtered. The temperature of the stripping is usually room temperature to 100 deg.C, preferably about 40-80 deg.C. The distillation of titanium tetrachloride can be carried out by distillation under reduced pressure or under pressure and preferably is performed under normal pressure. In carrying out the distillation and the stripping, preferably a material of a part to be brought into contact with titanium tetrachloride is at least one selected from quartz, tantalum, titanium or electrolytically polished SUS316L and electrolytically polished SUS316L. The filtration of titanium tetrachloride is performed by using a metal filter made of SUS316L or quartz.
Patent JP-2000183470-A (JP)
Title: Wiring where migration is prevented and its prevention method
Inventor: YOSHINO ISATAKA
IPC: H01L23/532
Filed: 1998-12-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for preventing migration between wirings, where a wiring pitch on a substrate is thinned, and to provide wiring where migration is prevented. SOLUTION: In a prevention method, paste that is made of the mixture of a powder-shaped inorganic ion-exchange body 80 pts.wt., consisting of hydroxide-containing antimony and hydroxyl-containing bismuth and epoxy resin 20 pts.wt. is screen-printed in a partition shape, in parallel with wiring 12 for electrode between the adjacent wiring 12 for electrode which is exposed onto a glass panel 11 of a plasma display panel, which is cured to form a filament body 38. Then, an anisotropic conductive film is held between the electrode 12 for wiring and the exposed wiring of a flexible printed wiring board for connection, and a connection part is sealed with a coating 69 for sealing made of silicone resin.
Patent JP-H06192557-A (JP)
Title: Resin composition for extrusion molding material
Inventor: IMICHI KAORU
IPC: C08G64/08
Filed: 1992-12-25
Abstract: PURPOSE:To provide a composition comprising a branched polycarbonate resin and a copolyestercarbonate having specific structural units in a specified ratio, capable of being processed at low temperatures, high in shape-retaining precision, and excellent in mechanical characteristics and productivity. CONSTITUTION:The composition comprises (A)25-75 pts.wt. (preferably 40-60 pts.wt.) of a branched chain polycarbonate resin (preferably having an intrinsic viscosity of 0.35-0.65 in methylene chloride at 25 deg.C) and (B) 75-25 pts.wt. of a copolyestercarbonate having structural units of formulas I and II (R,R' are independently halogen, monovalent hydrocarbon, hydrocarbon oxy; W is divalent hydrocarbon, -S-, -S-S-, etc.; n,n' are independently 0-4; X is 6-18C divalent aliphatic group; b is 0,1). The weight-average mol.wt. of the component B is preferably 18000-40000. The amount of the structural units of formula II in the component B is preferably 7-20mol.% based on the total amount of the groups of formulas I and II.
Patent JP-H06204583-A (JP)
Title: Semiconductor device
Inventor: INUZUKA HAJIME
IPC: H01L27/22
Filed: 1992-12-26
Abstract: PURPOSE:To realize a GaAs/Si composite integrated circuit, in which GaAs and Si are brought into contact in a resistive manner directly and which has a simple process and high reliability. CONSTITUTION:Fig.1 shows the type sectional drawing of a GaAs/Si composite integrated circuit, N-Si regions 2, 3 are formed into a P-Si substrate 1, and an N-GaAs layer 4 is formed in a hetero-junction so as to be brought into contact with parts of the two N-Si regions 2, 3. Al alloy electrodes 5, 6, 7 are brought into contact in a resistive manner respectively. When V5<=V6, V7 is held at the potential, reverse bias is obtained in the N-GaAs layer 4. A crystal defect generated in the junction exists in certain thickness in the N-GaAs layer 4, but the crystal defect can be avoided in a depletion layer. Since the junctions of the N-GaAs layer 4 and the N-Si regions 2, 3 have the same conductivity type and the difference of the electron affinity of GaAs and Si is 0.06eV, the barrier height of the junction sections is at the value of 0.06eV or less, and is the same extent as heat energy of 0.026eV at room temperature, thus mutually moving electrons in each semiconductor, then acquiring resistivity.
Patent JP-2001172258-A (JP)
Title: Therapeutic agent for neuroretinal degenerative disease
Inventor: NISHIHARA NORIO
IPC: A61K31/4015
Filed: 1999-12-17
Abstract: PROBLEM TO BE SOLVED: To obtain a therapeutic agent for neurodegenerative diseases such as a neuroretinal degenerative disease. SOLUTION: This therapeutic agent for the neuroretinal degenerative disease comprises a compound represented by formula (1) [wherein, Ar denotes a benzene ring which may be substituted or the like; X1 denotes a group represented by formula (2) and X2 denotes H; or X1 and X2 are together denote a group represented by formula (3) in the X1 and X2; ring A denotes a five-membered or a six-membered aliphatic heterocyclic group which may be substituted; R1 denotes H, an alkyl group which may be substituted or the like; R2 denotes an alkyl group which may be substituted; R3 denotes H, an alkyl group which may be substituted or the like; R4 and R5 denote each an alkyl group which may be substituted or the like; and Q denotes methylene group which may be substituted or the like] or a pharmaceutically permissible salt thereof.
Patent JP-H1035113-A (JP)
Title: Thermosensitive recording material
Inventor: NOMURA KIMIATSU
IPC: B41M5/28
Filed: 1996-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a thermosensitive recording material which provides high- quality magenta images and exhibits good storage stability with high surface whiteness and excels in light fastness in image and non-image areas. SOLUTION: In a thermosensitive recording material having a thermosensitive recording layer which contains preferably a diazo compound contained in a microcapsule and a coupler, at least one type of diazo compounds which are expressed by the formula is contained. In the formula, Ar represents multiple replaceable phenyl groups, naphthyl groups and aromatic heterocylic groups, and R<1> , R<2> an alkyl group, an alkenyl group, and an aryl group, respectively independently, and R<1> , R<2> may have bonded together and formed a heterocycle.
Patent JP-2000179706-A (JP)
Title: Poppet valve control device
Inventor: SURAIKURISHUNAN T TORAPPA
IPC: F15B13/04
Filed: 1999-12-17
Abstract: PROBLEM TO BE SOLVED: To prevent load drift caused by leakage by arranging a sealing element between a first cavity part receiving a fluid from a control chamber of a poppet valve, and a second cavity part communicated with the first cavity part, so as to form a substantial sealing state around the end part of a valve member. SOLUTION: An end part 84 of a sealing element 78 is formed in protruding round cross-sectional shape, and a shoulder part 76 provided at a valve bonnet 50 is formed in recessed round cross-sectional shape. A smooth cylindrical inner surface 86 is formed at the sealing element 78, and a round seal ring 88 is formed at an end part 72 of a valve member 64. The valve member 64 extends between a first cavity part 46 and a second cavity part 52. With this constitution, contact of curved faces respectively formed at the sealing element 78, the shoulder part 76 and the seal ring 88 has self-adjusting function, and a sealing state is formed and maintained between the sealing element 78 and the shoulder part 76 and between the sealing element 78 and the seal ring 88. Load drift caused by leakage can therefore be almost eliminated.
Patent JP-H06175702-A (JP)
Title: Robust stabilizing method
Inventor: WATABE KEIJI
IPC: G05B13/02
Filed: 1992-12-08
Abstract: PURPOSE:To ensure a stabilizing method of a feedback control system with sensitivity of a low level kept in a desired frequency range by breaking off the trade-off relation between the sensitivity and the robust stability. CONSTITUTION:The transmission function matrix of a controlled system 1 is reference to as GP(S) together with the transmission function matrix of a model as G(s), a model error delta(s) (delta(z)) as Gp(s)=G(s)delta(s) or Gp(s)=delta(s) G(s), the number of systems 1 and the number of unstable poles of the model as (p) pieces and (q) pieces, respectively, and the complementary sensitivity function as T(s) (T(z)), respectively. Under such conditions, a compensator having a transmission function matrix K(s) (K(z)) which turns counterclockwise by (p-q) times a Nyquist locus of det (I+T(s) (delta(s) K(s)-I), i.e., a vector locus of set (I+T(z) (delta(z) K(z)-I) obtained when (z) is turned once counterclockwise around a unit circle is put into the input of the system 1.
Patent JP-H05180461-A (JP)
Title: Air conditioning unit
Inventor: ITO MASAMI
IPC: F24F13/20
Filed: 1991-12-27
Abstract: PURPOSE:To facilitate repair, exchange or the like of electric control instruments such as a relay housed in a control box of an air conditioning unit installed in the ceiling. CONSTITUTION:An electric control instrument 4 is fixed on a bracket 10 and the bracket 10 is mounted on a control box 3 through a screw 11. By this, by taking off the screw 11, the electric control instrument 4 and a lead wire 9 can be taken outside the control box 3 together with the bracket 10.
Patent JP-2000038464-A (JP)
Title: Film for heat-resistant laminate and raw plate using the same and used for printed wiring board and production of the board
Inventor: TANIGUCHI KOICHIRO
IPC: C08L71/00
Filed: 1998-12-17
Abstract: PROBLEM TO BE SOLVED: To provide a thermoplastic resin film having excellent solder heat resistance, flexibility, chemical resistance, mechanical strengths, electric characteristics, etc., and having excellent thermal formability at low temperature, to provide a raw plate using the film as a filmy insulating material and used for printed wiring boards, and to provide a method for producing the board. SOLUTION: This raw plate used for printed wiring boards comprises 65-35 wt.% of a polyarylketone resin and 35-65 wt.% of an amorphous polyetherimide resin, and has a glass transition temperature of 150-230 deg.C and a crystal-melting peak temperature of >=260 deg.C, when measured by the use of a differential scanning calorimeter, while temperature rises. The raw plate used for the printed wiring boards is obtained by, if necessary, forming penetrated holes in a filmy insulating material 1, filling the penetrated holes with a conductive paste 3, and subsequently thermally fusing a conductive foil to at least one surface of the filmy insulating material. After the thermal fusion, a heat of crystal fusion ΔHm and a heat of crystallization ΔHc generated by the crystallization during the rising of temperature satisfy the inequality: [(ΔHm-ΔHc)/ΔHm]<=0.5.  The heat of crystal fusion ΔHm and the heat of crystallization ΔHc are measured with a differential scanning calorimeter, while the temperature rises.
Patent JP-H06211274-A (JP)
Title: Vacuum insulation type coolant reservoir made of resin
Inventor: KANBARA KOJI
IPC: B65D81/38
Filed: 1992-12-11
Abstract: PURPOSE:To uniformly cool a surface of a coolant chamber to buffer generation of thermal distortion by providing a thermal impact buffer layer made of various expanded insulators on a temperature uniformalizing layer and the surface in the coolant chamber using a metallic foil being a good heat conductor on inner and outer surfaces of a coolant reservoir and using thermal plastic resin adhesive to join and assemble constitution members of the coolant chamber. CONSTITUTION:A metallic foil of pure aluminum being good heat conductor is attached to inner and outer surfaces of a coolant reservoir to form a temperature uniformalizing layer 5. Its heat conductivity is approximately 1000 and it is made into the temperature uniformalizing layer 5 of a considerably thinner foil than that of a structure. On the other hand, an expanded insulator is used to provide a thermal. impact buffer layer 4 on a surface inside a coolant chamber 2. The thickness of the thermal impact buffer layer 4 is selected so that temperature distribution in a thickness direction of the structure is in an allowable range from respective strength characteristics of the resin. The coolant chamber 2 is then assembled and joined by adhesive with thermal plastic resin as a material. Thus a cost of machining respective members can be reduced and repair in case of breakage can be easily done.
Patent JP-2000182723-A (JP)
Title: Outlet bar
Inventor: TOMINAGA MINEO
IPC: H01R13/70
Filed: 1998-12-17
Abstract: PROBLEM TO BE SOLVED: To surely turn on a power source even if an operator knows nothing about the procedure for turning on the power source by supplying power sequentially after the lapse of a predetermined time by means of auxiliary output outlets when excitation of an output power source for a main output outlet is detected and stopping power supply sequentially after the lapse of a predetermined time by the auxiliary output outlets when stop of the output power source for the main output outlet is detected. SOLUTION: When a power source for a main output outlet 2 is turned on, an excitation detecting circuit 7 detects excitation and an auxiliary output outlet 3 supplies power after the lapse of a predetermined time. Subsequently, an auxiliary outlet 4 supplies power after the lapse of a predetermined, and the same processes are sequentially carried out in auxiliary output outlets 5, 6. When a power source for an apparatus connected to the main output outlet 2 is turned off, the excitation detecting circuit 7 detects stop of the main power source and the auxiliary output outlet 3 stops supply of power after the lapse of a predetermined time. The auxiliary output outlet 4 also stops supply of power after the lapse of a predetermined time, and the same processes are carried out sequentially in the auxiliary output outlets 5, 6.
Patent JP-2001175922-A (JP)
Title: Unmanned transaction system
Inventor: TAKANO KUNIHIKO
IPC: G06Q50/00
Filed: 1999-12-17
Abstract: PROBLEM TO BE SOLVED: To improve client operability concerning client terminal equipment, which composes of an unmanned transaction system. SOLUTION: A printing mechanism 44 is provided on a first carrier path 42 for carrying an application in an image reading part 21 to a collection box 41, the system is provided with storage boxes 45a and 45b for feeding a contract and a paper sheet to become the copy of the contract to this first carrier path 42 and a first branch part 46 for feeding the completely printed contract and the copy of the contract to a second carrier path 43 connecting a document inserting/extracting port 23 and the image reading part 21, and an inserting port for the client to insert documents and an extracting port for the client to receive documents are unified.