baber/WOPTO huggingface dataset:
Patent JP-H0267233-A (JP)
Title: Production of azulene derivative
Inventor: NOZOE TETSUO
IPC: C07C69/753
Filed: 1988-08-31
Abstract: PURPOSE:To obtain an azulene derivative from an easily available raw material in one pot and high yield by reacting a cyclohepta[b]-furan-2-one derivative with acetal, ketal, ortho ester, etc., under heating. CONSTITUTION:The objective compound of formula III, etc., can be produced by reacting a compound of formula I [R<1>-R<6> are H, halogen, aliphatic or aromatic hydrocarbon group, R<7>CO (R<7> is H, hydrocarbon group, alkoxy, amino, etc.), R<8>O (R<8> are H, hydrocarbon group, acyl, etc.), amino, NO2, CN, etc.] with a compound of formula II (R<9> and R<10> are H or hydrocarbon group; Y is hydrocarbon group). The reaction is carried out in the presence or absence of solvent at 150-200 deg.C for 1-100hr in open space or in a sealed tube. The azulene derivative is useful as pharmaceuticals, photosensitive material for electrophotography, liquid crystal element, organic conductor, etc.
Patent JP-S6459061-A (JP)
Title: Automatic analysis apparatus for radioactive nuclide
Inventor: YAGI TAKURO
IPC: G01N30/02
Filed: 1987-08-31
Abstract: PURPOSE:To improve the accuracy of analyses by automatically controlling the analysis operations to determine the sepn. conditions of the isobar of a sample soln. contg. the nuclide to be measured by selection of said nuclide and to measure the concn. of the selected nuclide. CONSTITUTION:A measuring sample is dissolved by an acid to prepare the sample soln. as a pretreatment stage if said sample is solid. The measuring sample is concentrated by a concentrating means if said sample is a dilute soln. The predetermined waiting time corresponding to the attenuation time of the nuclide is determined for the sample soln. The column in which the ion exchange resin adequate for the sepn. of the isobar including the nuclide to be measured is selected and the flow down speed of the s ample soln., the eluate and the concn. thereof are determined in the determination of the sepn. conditions for the nuclide to be measured from the prepd. nuclide contg. the isobar. The sample soln. is run down to an ion chromatography and is adsorbed under the determined conditions. The adsorbed isobar nuclide is subjected to the sepn. of the various isobar nuclides by addition of the eluates of different concns. The separated nuclides are introduced to the next mass spectrometer.
Patent JP-H04356060-A (JP)
Title: Electrostatic charge image developing color toner
Inventor: OKAMOTO YOSHINAO
IPC: G03G9/09
Filed: 1991-08-27
Abstract: PURPOSE:To provide a toner having stable electrification property which gives good dispersibility of pigment and long life of fixing rollers. CONSTITUTION:This electrostatic charge image developing color toner contains a thermoplastic resin and a pigment as the essential components. The pigment is treated with a treating agent containing a surfactant having fluorocarbon as a hydrophobic group.
Patent JP-S60106175-A (JP)
Title: Semiconductor memory device
Inventor: KOBAYASHI KIYOTERU
IPC: H01L29/792
Filed: 1983-11-14
Abstract: PURPOSE:To simplify the power source constitution of an electrically erasable and rewritable readout-only memory EEPROM by a method wherein a charge injection body having an acute edge is provided at the tunneling part and the tunneling of injected atoms is attained at low voltage. CONSTITUTION:A silicon oxide film 13 is selectively formed on a part of a field oxide film 12, and after that, a polycrystalline silicon film 14, which is used as a material for electrode, is formed on the whole surface of the field oxide film 12 inclusive of the total faces of the silicon oxide film 13. Moreover, a resist film 15 is formed on the polycrystalline silicon film 14 extending from a position on the film 14 corresponding to the right outside end of the silicon oxide film 13 to the right outside of the film 14 along the surface of the film 14. Following that, an etching is performed on the polycrystalline silicon film 14 using the resist film 15 as a mask by a reactive ion etching technique. After this, when the resist film 15 is removed and the silicon oxide film 13 is further removed by performing an etching, the patterns of polycrystalline silicon electrodes 14a, which are charge injection bodies, are obtained. Out of the polycrystalline silicon electrodes 14a obtained in such a way, the part of the polycrystalline silicon electrode 14a, which had been connected to the end of the inner side of the silicon oxide film 13, is left and an acute edge (p) is formed. Hencefourth, the ordinary manufacturing process of the EEPROM is applied, and a tunnel oxide film 16 is formed on the whole upper face.
Patent JP-S6370891-A (JP)
Inventor: YUMOTO TOKIO
IPC: G09G1/14
Filed: 1986-09-12
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-S59105629-A (JP)
Title: Device for displacing mirror of variable power optical system
Inventor: SATOMI TOYOKAZU
IPC: H04N1/04
Filed: 1982-12-10
Abstract: PURPOSE:To displace a mirror without extending the length of a wire and to maintain an excellent picture quality for a long time, by installing a driving source which rotates a fixed drive pulley and displacing the 2nd mirror running body by rotating the drive pulley when an optical path is changed following to variable power. CONSTITUTION:A driving source 29 is installed to a drive pulley 16 for displacing the 2nd running body 12 for the variable power. To displace the 2nd running body 12 to the position at a time of variable power, the 1st running body 11 is held at the right end reference position by stopping a motor 20 for running and the drive pulley 16 is rotated clockwise by means of the driving source 29. Then a wire 15 at the left side of the drive pulley 16 is wound around the drive pulley 16 and the wire 15 at the right side is drawn out and, as a result, running blocks 13 and 14 move rightward together with the 2nd running body 12 and are brought to the position of the time of variable power which is at the right side of the position of unmagnification.
Patent JP-H0883452-A (JP)
Title: Tape-cassette loading device
Inventor: SHIMOYAMA KOICHI
IPC: G11B15/665
Filed: 1994-09-09
Abstract: PURPOSE: To accurately prevent erroneous mounting. CONSTITUTION: When a tape cassette 1 is inserted into a cassette holder 20, pressed parts 34a, 35a are pressed against a lid 1a and protectors 34, 35 pivoted on a cam slider 31 are rotated. In protect levers 38, 39 pivoted on the cam slider 31, engagement projections 38a, 39a are engaged with the protectors 34, 35, and before the tape cassette 1 is inserted, engagement parts 38b, 39b are engaged with chassises 25, 28, and when the tape cassette 1 is inserted until a location where the lid 1a can be brought into contact with a bending part 50b of a lid opener 50, they are rotated until the engagement parts 38b, 39b are disengaged from the chassises 25, 28 accompanied by rotation of the protectors 34, 35.
Patent JP-H0636416-A (JP)
Title: Machenism for opening lid of cassette in video tape player
Inventor: FUJII HIROSHI
IPC: G11B15/665
Filed: 1992-07-22
Abstract: PURPOSE:To eliminate the necessity for positioning a lid opening mechanism for a small tape cassette in the mouth part of a large tape cassette. CONSTITUTION:The mechanism is provided with a lid opening lever 36 capable of erecting for the small tape cassette pressed to an erecting position by a torsion spring 40, a trigger lever 41 capable of erecting and having a pressed projection 44 the upper end part of which is freely rotatably connected with the upper part of the lid opening lever and which is positioned at higher position than a lid opening lever and a torsion spring 45 of small spring force pressing the trigger lever on the erecting position side. The pressed projection is positioned at the position opposite to the bottom part 21 of the large tape cassette 14 which is loaded, and at the time of loading the small tape cassette, the front lid 12 is opened by the lid opening lever locked to the erecting position by the trigger lever. Then, at the time of loading the large tape cassette, the bottom part presses the pressed projection and releases the lock of the lid opening lever by the trigger lever, then the lid opening lever is fallen by being pressed with the large tape cassette.
Patent JP-H0668875-A (JP)
Title: Manufacture of hydrogen storage alloy electrode for battery
Inventor: IWAKI TSUTOMU
IPC: H01M4/26
Filed: 1992-08-13
Abstract: PURPOSE:To retain excellent initial characteristic for a long time by adding AB5 alloy powder to an AB2Laves phase hydrogen storage alloy and by mixing them together by rubbing. CONSTITUTION:A ZrMn0.5Cr0.2V0.1Ni1.2 alloy, one of AB2Laves phase alloy, which is mechanically pulverized to no more than 200 mesh, is used as a hydrogen storage alloy. A composition MmNi3.7Mn0.4Al0.3Co0.6, one of AB5 alloy MmNi5 group, is pulverized and is added to the alloy powder, along with 15wt.% of spheric fine powder which is passed through 360 mesh, and they are stirred and mixed together. A paste formed by adding 1.5wt.% solution of carboxymethyl cellulose, to the mixture, is filled in a foaming nickel plate of 95% porosity, which is then dried and pressurized. This is cut and a lead plate is mounted and an electrode is thus formed. An enclosed battery is formed by using a nickel positive electrode, a separator and a caustic alkaline electrolyte for a negative electrode thus formed.
Patent JP-H05262059-A (JP)
Title: Image receiving material for thermal dye transfer and its preparation
IPC: B41M5/50
Filed: 1992-08-13
Abstract: PURPOSE: To provide an image receiver material for thermal dye transfer capable of forming a print image having a good line clearness, high color density and gradation. CONSTITUTION: This image receiver material for thermal dye transfer comprises a compound mixing a vinyl chloride/vinyl acetate copolymer including a plasticizer with a hard polymeric compound on the basis of polyvinyl chloride. A dye- receiving layer obtained from an aqueous medium is coated on the front side face of a resin coated base paper.
Patent JP-H0773581-A (JP)
Title: Control device for rotating disk of optical disk device
Inventor: MATSUOKA HIROYUKI
IPC: G11B11/10
Filed: 1993-08-31
Abstract: PURPOSE:To improve stability of a rotation control of an optical disk by reducing influence of modulation component of a control signal in each case in which N is made 2 or more. CONSTITUTION:The waveform of a wobble signal passed through a band pass filter 21 is shaped by a wobble comparator 22 and a wobble clock is obtained. Based on this wobble clock, address information is obtained by a portion constituted with a phase comparator 26 and a digital PLL 22 and the like. On the other hand, a frequency of the wobble clock is divided with the prescribed division ratio by a frequency divider 25, and a rotary speed error is detected by the frequency division output in an error detecting circuit 31. This frequency division ratio is set so that a frequency of an output of the frequency divider 25 is made (1/7)X(1/2)X(1/N)XFS based on that a data rate with which a wobble signal is frequency-modulated is (1/7)XFS (44.1kHz) and average frequency of a wobble signal is (1/2)XFS. However, N is integer of 2 or more.
Patent JP-S60109075-A (JP)
Title: Magnetic recording medium
Inventor: KATSURAGAWA TADAO
IPC: G11B23/033
Filed: 1983-11-17
Abstract: PURPOSE:To obtain a disk superior in abrasion resistance and wear resistance by inserting a magnetic disk body into a plastic case which has nonwoven fabric containing perfluoroalkyl polyether stuck on the internal surface in contact with the nonwoven fabric, and rotating the disk body. CONSTITUTION:The nonwoven fabric 5 such as rayon and polypropylene containing a 1,000-50,000mol.wt. lubricant of a compound expressed by a formula (where Rf is a inert fluoridation group and (m) and (n) are the numbers of such repetitive units that the molecular weight of the compound is 1,000-50,000) is stuck on the internal surface of the plastic case 6. The magnetic disk 4 formed by forming laminated magnetic recording layers of, for example, F-Ni layer 2 and a Co-Cr layer 3 on both surfaces of a nonmagnetic base 1 is inserted into this case and rotated in contact with the nonwoven fabric 5 of the disk 4. Thus, an extremely small amount of the lubricant is supplied to the disk 4 stably for a long period to improve its durability greatly.
Patent JP-2000046652-A (JP)
Title: Infrared detection device, infrared detection method and manufacture of infrared detection device
Inventor: ITO MICHIHARU
IPC: G01J5/02
Filed: 1998-07-31
Abstract: PROBLEM TO BE SOLVED: To improve the element sensitivity of an infrared detection device using an MCT(HgCdTe) crystal. SOLUTION: Regarding an infrared ray incident through a non-reflective film 11, only a part of the infrared ray is transmitted via a lightproof film 10 and arrives at a light receiving part 1a via a non-reflective film 8 and a protection film 6. Carriers generated at the light receiving part 1a through a photoelectric transfer process are collected by an electrode 7 and outputted via bonding wires 12. MCT 1 with the light receiving part 1a formed thereon is bonded to a sapphire substrate 4 by use of an adhesive 3. Also, a Cr film is formed on the reverse side of the sapphire substrate 4, and this substrate 4 is placed on a cooling part 13 with the Cr film 20 directed downward. In this case, the cooling part 13 is filled with liquid nitrogen 14 for cooling the sapphire substrate 4 and obtaining output from the light receiving part 1a.  At the same time, the Cr film 20 is made to generate heat via the preset amount of current supplied to bonding wires 21 at both ends of the film 20, and the temperature of the light receiving part 1a is thereby established at a preset level within the range of 100 K to 150 K.
Patent JP-H06335947-A (JP)
Title: High-speed, low-pressure molding control device of injection molding machine
Inventor: MIYAJIMA SHOJI
IPC: B29C45/77
Filed: 1993-08-31
Abstract: PURPOSE:To simplify the structure, improve operability, miniaturize the hydraulic pump and reduce the piping diameters. CONSTITUTION:Control of injection speeds of a screw 2 is done by controlling flow rate of hydraulic oil of a variable delivery pump 4, and control of injection pressure is done by a solenoid proportional pressure control valve 9. Therefore, a plurality of injection cylinders is obviated, resulting in a simple structure, and stepless control of injection speed and pressure is feasible. If solenoid change-over valves 31 and 32 are turned on and a differential circuit 30c is actuated, flow rate of hydraulic oil of the variable delivery pump 4 can be reduced.
Patent JP-H0767748-A (JP)
Title: Method and device to heat each seat in theater
Inventor: KOSUGI AKIRA
IPC: E04H3/12
Filed: 1993-08-31
Abstract: PURPOSE:To provide a method and device to heat each of many seats set in a theater with a heating element which is an effective heating system to heat required part only, for example, of the audience seats of a large dome in a cold district. CONSTITUTION:The sheet-type heating element 2 is inserted to the back rest part 1a, seat part 1b, arm rest part 1c, and the feet part 3a of the seat 1 set in a dome. When the seat 1 is used, the on/off switch installed at the bottom of the back rest part la is turned on and electric current runs through the heating element 2. And when the seat is not used, the seat part 1b stands up, and the on/off switch is turned off so that the electric current will not run through the heating element 2. Using the above-mentioned device, the seat 1 is heated by the feverish heating element 2 only when the seat is used, and therefore, each seat can be heated individually.
Patent JP-H0754648-A (JP)
Title: Catalyst heating burner
Inventor: OKADA KENJI
IPC: F01N3/20
Filed: 1993-08-10
Abstract: PURPOSE:To make a catalyst burner compact, to facilitate its assembly, and to prevent engine exhaust gas from flowing into a combustion cylinder when combustion is stopped. CONSTITUTION:A catalyst heating burner 10 purifies exhaust gas by heating and activating a catalyst attached to a vehicular exhaust pipe. And a fuel supplying pipe 48 using gasoline as fuel, sharing a vehicular fuel supplying pump, and for supplying gasoline to a burner 10 from a fuel tank is provided. Moreover a check valve 30 for preventing engine exhaust gas from entering inside when the burner is not used is attached on the outlet side of a combustion cylinder 16.
Patent JP-H0654121-A (JP)
Title: Data transfer device for high-density thermal recording head
Inventor: SEON UTSUKU KUON
IPC: H04N1/21
Filed: 1992-08-14
Abstract: PURPOSE: To improve a picture data transmission method for a high density thermal recording head and to improve printing speed. CONSTITUTION: This transmission device is provided with a picture connection part 1, a latch part 2, a memory selection part 3, a picture memory part 4, a buffer part 5, a P/S conversion part 6, a DMA control part 7, an address generation part 8 and an address comparison part 9. When picture data to be outputted equivalent to one line is transmitted to a picture connection part, the same addresses are applied to memory parts 10-13, the memory selection part, the latch part and the buffer part are operated and they are divided into the same addresses of the multiple picture memories constituting the memory part by prescribed areas so as to be accumulated.  When picture data for more than one line are prepared in the memory part, the DMA start signal of a picture connection part is received, parallel data in the memory are converted into a series form in the P/S conversion part with the operation of the DMA control part and the address generation part. Then, they are outputted to the data input lines DI1-DI4 of high density TPH.
Patent JP-2001055254-A (JP)
Title: Method for closing food package port, food package port closing device, and package port closing tool
Inventor: YAMAMOTO TETSUO
IPC: B65B51/08
Filed: 1999-07-30
Abstract: PROBLEM TO BE SOLVED: To enable a food package to be passed through a metal sensor while keeping a superior characteristic of wringer packaging and further enable a package port to be surely closed. SOLUTION: A synthetic resin port closing tool 1 having a constricted section formed near a port 52 of a packaging member 51 so as to close the vicinal part of the port is comprised of a head section 2 including an upper surface 6, an outer surface 11 cooperatively connected to the upper surface 6, an inner surface cooperatively connected to the upper surface 6 and an insertion port 4 defined at the inner surface; a flexible elongated member 3 including an upper surface 7 connected to the upper surface 6 and integrally connected at one end 46 to the outer surface;  and an engaging mechanism including a protrusion 48 integrally formed at the inner surface and a protrusion 49 integrally formed with the upper surface 7 so as to be engaged with the protrusion 48 when the elongated member 3 is inserted into the insertion port 4 and further to keep the engaged state between the protrusions 48, 49. Then, a smooth notch surface 43 having such a curvature as one that is substantially coincided with a curvature of the upper surface 7 curved while being contacted with the diameter- reduced section.
Patent JP-2001044426-A (JP)
Title: P-channel mos transistor and manufacturing method for semiconductor device
Inventor: MAKABE MARIKO
IPC: H01L21/8238
Filed: 1999-07-30
Abstract: PROBLEM TO BE SOLVED: To provide a p-channel MOS transistor, where a slow trap degradation is reduced, as well as a manufacturing method for a semiconductor device using the p-channel MOS transistor. SOLUTION: An n-type impurity region 16 is formed near a gate interface comprising a gate interface 15 between a gate electrode 14 and a gate oxide film 13. The n-type impurity region 16 is formed by injecting a n-type impurity such as arsenic (As) or phosphorus (P), and by changing the energy potential of the gate oxide film, a hole trap amount which causes slow trap is reduced. As the hole trap amount decreases, the slow trap deteriorates, in otherwords, a very large fluctuation in a threshold voltage caused by the slow trap as well as decrease in on-current which follows it, are prevented.
Patent JP-H0265166-A (JP)
Title: Semiconductor device
Inventor: TO KAZUHITO
IPC: H01L21/60
Filed: 1988-08-30
Abstract: PURPOSE:To prevent the curvature of the end of a terminal with no necessity of providing a protective film on the upper face of a semiconductor element by connecting a bump electrode, which pierces a stabilizer film covering the active face of a semiconductor element, to an external terminal, and molding it with resin after providing a metallic face on the required face of a film. CONSTITUTION:The active face of a semiconductor element 1 and its vicinity are covered with a film 7 being member which is stable mechanically, electrically and chemically, and the projected electrode 3 of the element 1 piercing this film 7 and the external terminal 5 are connected. Also, a metallic face is arranged at the outside opposed to the element 1 of the film 7 and each member is molded with resin 6. By this constitution, the film which is reinforced mechanically with the metallic face becomes protective face and there is no necessity of providing protective face, and also the terminal is provided astride a through hole of the bump electrode, and there is no free end, and curvature generation at the end part is prevented.
Patent JP-S6276740-A (JP)
Title: Manufacture of semiconductor device
Inventor: YOKOYAMA KENJI
IPC: H01L21/28
Filed: 1985-09-30
Abstract: PURPOSE:To prevent a wiring material from being disconnected by implanting an impurity to a protective film to form a connecting hole in a tapered shape. CONSTITUTION:When phosphorus ions 4 are implanted to the arbitrary depth in an SiO2 protective film on a wafer 1, etching rates are different in the implanted portion 2a and other portion. Accordingly, sidewise etchings cause difference. When a resist 3 is covered and window is opened, a connecting hole of tapered shape is formed to prevent the wirings from being disconnected.
Patent JP-H1168628-A (JP)
Title: Local information service system
Inventor: MINAKATA MAKOTO
IPC: H04B7/00
Filed: 1997-08-12
Abstract: PROBLEM TO BE SOLVED: To provide a local information service system by which information relating to an information object such as a required exhibition is obtained as an audio, image or their combined information without the need of troublesome operation such as tuning or selection of a receiver by an appreciator on each occasion. SOLUTION: The system comprises a plurality of transmitters 1a, 1b, 1c, 1d placed respectively in the vicinity of each of information objects A, B, C, D, and a plurality of receivers 2a, 2b, 2c, 2d carried by mobile bodies such as appreciates. Furthermore, the transmitter 1a sends information relating to the information object A as transmission information. Similarly the transmitter 1b (1c, 1d) sends information relating to the information object B (C, D) as transmission information. The transmitters 1a, 1b, 1c, 1d sends each transmission information in different frequencies. Since each of the receivers 2a, 2b, 2c, 2d is provided with an automatic tuning device, the receiver can receive the transmission information sent from each transmitter by only having to enter a spatial area in which the transmission information is receivable without the tuning.