baber/WOPTO huggingface dataset:
Patent JP-S63166878-A (JP)
Title: Fulgide based photochromic compound
Inventor: KANEKO AKIRA
IPC: C07D409/06
Filed: 1986-12-27
Abstract: NEW MATERIAL:A compound expressed by formula I [R1-R7 are H, halogen, alkyl, aryl, aralkyl, alkoxy, aryloxy, pyrrolyl, furyl thienyl or amino; X is O or N-R8 (R8 is H, alkyl, aryl or aralkyl)]. EXAMPLE:(E)-alpha-1,2,5-Trimethyl-3-pyrrolylethylidene(isopropylidene) succinic anhydride. USE:A photosensitive material and optical recording medium having light absorption characteristics within a region at a longer wavelength than that of conventional compounds. PREPARATION:A 3-acylpyrrole expressed by formula II and a dialkyl ethylidenesuccinate expressed by formula III (R9 is lower alkyl) are subjected to the Stobbe condensation and the reaction solution is then acidified to provide a half ester expressed by formula IV, which is subsequently hydrolyzed with an alkali and acidified to give a dicarboxylic acid. An anhydride and imide which are aimed substances are obtained from the dicarboxylic acid.
Patent JP-H05124552-A (JP)
Title: Bell device
Inventor: ICHIMURA AKIJI
IPC: B62J3/00
Filed: 1991-11-01
Abstract: PURPOSE:To obtain a bell device with novel-featured appearance by fitting a bell to a supporting member to be mounted on a handle of a bicycle or the like through a supporting shaft, and fitting an end of a flexible tapping lever the other end of which is protruded out of the bell within this bell. CONSTITUTION:A supporting member 1 made of synthetic resin is fitted on a grip part 1a of a bicycle handle 2, and a supporting shaft 4 is provided in an integrated manner to the tip part of a planar supporting part lb extending in the tangential direction of the handle 2 from the grip part 1a. This supporting shaft 4 is inserted into the center of a wall part 5a of a cylindrical bell with a bottom which is made of a metallic material, and at the same time, a plate 7 made of synthetic resin to constitute one end part of a tapping lever 6 is laminated on this wall part 5a, and the bell 5 and the plate 7 are fixed by threading a nut 8 into the tip of the supporting shaft 4. One end part of a coil spring 9 provided with a tapping part 10a and an integrated operating member 10 to the other end part protruding out of the bell 5 is fitted to this plate 7 in the position off-centered from the supporting shaft.
Patent JP-H10163766-A (JP)
Title: Differential amplifier
Inventor: MIYASHITA MIYO
IPC: H03K5/02
Filed: 1996-11-25
Abstract: PROBLEM TO BE SOLVED: To provide a sufficient gain even if single end input is executed by taking out a signal whose phase is similar to that of a data signal from the connection point of a first source follower circuit and inputting it to the gate terminal of a current source FET in a second source follower circuit. SOLUTION: A bias circuit 16 takes out the signal from a first level shift circuit 1 and inputs it to the gate terminal of the current source FET 9 of the second level shift circuit 2. When the signal whose phase is similar to that of the input signal is inputted to the gate terminal of the current source FET 9 of the second level shift circuit 2, the current of the current source of the second level shift circuit 2 changes. In the bias circuit 16, the output of the first level shift circuit 1 is inputted to a bypass capacitor 17, only a high frequency is taken out and it is outputted to the gate of the current source FET 9. Furthermore, a resistor for gate bias 18 is provided between the bypass capacitor 17 and the gate of the current source FET 9.
Patent JP-2000123906-A (JP)
Title: Plug blade insertion hole blocked type plug pulling-out preventing outlet
Inventor: KAWASHIMA MASATOSHI
IPC: H01R13/44
Filed: 1998-10-19
Abstract: PROBLEM TO BE SOLVED: To provide a plug blade insertion hole blocked type plug pulling-out preventing outlet which prevents dust from entering a terminal container mounted on a base and prevents an electric shock accident caused by insertion of a hairpin or the like into a plug blade terminal insertion hole. SOLUTION: A plug blade insertion hole blocking cover body 1 which is comprised of a first and a second plug blade insertion hole closing covers 2, 10 and a spring 20 is fit turnably in a closing cover fitting groove 33 formed on a backside of a cover body 30 and prevents entering of dust from plug blade terminal insertion holes 31, 32 placed on the cover 30 into a terminal container 51 placed on a base 50, and even if a hairpin or the like is inserted to one of the insertion holes 31, 32, the hairpin is prevented from contacting with a blade receiving terminal by the first or second cover 2 or 10. As described above, a plug blade insertion hole blocked type pulling-out preventing outlet is constituted.
Patent JP-H07140499-A (JP)
Title: Writing method for organic photorefractive medium and organic photorefractive medium
Inventor: SHIMADA TOSHIYUKI
IPC: G03H1/02
Filed: 1993-11-22
Abstract: PURPOSE:To provide an org. photorefractive medium capable of developing a photorefractive effect with impression of an electric field weaker than heretofore and widening the spacings between interference fringes and the method for writing spatial diffraction gratings on the org. photorefractive medium. CONSTITUTION:This writing method for the org. photorefractive medium comprises making two light beams 3, 4 incident on the flat planar org. photorefractive medium having transparent optical waveguides 2 at both ends from a direction which is perpendicular to the thickness direction of the medium and is symmetrical to the plane passing the center of the thickness. This org. photorefractive medium is constituted by joining a material having the refractive index nearly equal to the refractive index of the photorefractive material on the outer side of the transparent optical waveguides 2 of the flat planar org. photorefractive medium having the transparent optical waveguides on both end faces. An example of the high polymer material to be used includes a poly(methyl methacrylate).
Patent JP-H01157113-A (JP)
Title: Semiconductor integrated circuit device
Inventor: HAMAMOTO MASATO
IPC: H03K3/286
Filed: 1987-12-14
Abstract: PURPOSE:To reduce an impulsive noise and to stabilize an operation by providing an output emitter follower and a feedback emitter follower for an ECL flip-flop separately, and deteriorating a high frequency characteristic by terminating the feedback emitter follower by a constant current circuit small in current. CONSTITUTION:The ECL flip-flop is constituted of two pairs of differential transistors(TR) T1 and T2, and T3 and T4, etc. To the ECL flip-flop, a first feedback emitter follower(EF) consisting of TRs T5 and T12 and a resistor R3 and a second feedback EF consisting of TRs T6 and T13 and a resistor R4 are coupled. Also, apart from the above, a first output EF is constituted of a TR T7 and a resistor Ry, and a second output EF is constituted of a TR T8 and a resistor R6. At this time, the high frequency characteristic is deteriorated intentionally by terminating the first and second feedback EFs by the load of a constant current source small in current. As a result, it is possible to reduce the impulsive noise due to alpha rays without sacrificing the signal transmission characteristic of the first and second output EFs.
Patent JP-H08147928-A (JP)
Title: Tape reel
Inventor: OTA TAKASHI
IPC: G11B23/087
Filed: 1994-11-25
Abstract: PURPOSE: To prevent a magnetic tape to be taken up on the outer circumference of a hub from being wound in disorder. CONSTITUTION: Tape pressing pieces 11, 12 are integrally formed on an upper reel flange 3 through elastic working pieces 13, 14, then an upper edge 5a of the magnetic tape 5 taken up on the outer circumference of the hub 2 is elastically pressed reasonably, and a lower edge 5b of the magnetic tape 5 is elastically pressed on the upper surface 4a of a lower reel flange 4 reasonably.
Patent JP-H07168770-A (JP)
Title: Remote input/output device
Inventor: IKEDA YOICHI
IPC: G05B9/02
Filed: 1993-12-15
Abstract: PURPOSE:To perform selection whether output data from each output card is to be set in an on-state or off-state at every point of signal by setting abnormal data by the data setting switch of a slave station, holding it with an abnormal data holding part, and writing the abnormal data held with the abnormal data holding part on a DO card when abnormality is detected. CONSTITUTION:In a normal operation, a remote I/O slave station 3 writes by receiving the output data on each DO card 6, and each DO card 6 outputs an output signal to each external process. In such a way, each process can be controlled by a remote master I/O station 5 in the normal operation. When the abnormality occurs in the remote I/O master station 5 or the remote I/O slave station 3, a master/slave station abnormality detecting part 8 detects the abnormality and informs it to a control part 10. The control part 10 writes DO data set at the data setting switch 11 in advance and prepared in the abnormal data holding part 12a on each DO card 6. In such a way, a state can be controlled in the one set in advance.
Patent JP-H11150274-A (JP)
Title: Insulated-gate field effect transistor
Inventor: MATSUMOTO SATOSHI
IPC: H01L21/336
Filed: 1997-11-17
Abstract: PROBLEM TO BE SOLVED: To enable flow of large current, when processing is performed at high speed and when a device is turned on stably by embedding a conducting layer, which is linked to a gate electrode at the opposite side of the side of a single-crystal semiconductor layer and extended facing opposite to an offset region, in an insulating film. SOLUTION: A groove 27 having a depth reaching a gate electrode 7 is formed in an insulating film 91 which constitutes an insulating film 9 in an opposing region from a flat surface 91a on the side of an insulating film 92 along the gate electrode 7 and an offset region 6. Furthermore, a groove 27 is embedded by a conducting layer 26 connected to the gate electrode 7. Then, in the first insulating film 9, the conducting layer 26, which is connected to the gate electrode 7 at the opposite side of the side of a single-crystal semiconductor layer 1 and extended in opposition to the offset region 6, is embedded. Thus, the resistance of a path, which controls the supply of the current to a load at the time of the function as an insulated gate field effect transistor, does not have the possibility of becoming high in the offset region 6.  The processing is performed at a high speed, and the large current is made to flow stably at the turn on time.
Patent JP-H04189263-A (JP)
Title: Winding molding method of spherical body
Inventor: SUZUKI SOHEI
IPC: B65H54/00
Filed: 1990-11-20
Abstract: PURPOSE:To uniform the fiber strength on a spherical body by feeding and winding a fiber on a core ball by a horizontal rotating port horizontally rotated at a high speed around the core ball by a main shaft, and making the revolution angle satisfy a specified condition. CONSTITUTION:A winding is applied to a core ball 1 to form a spherical body, in which a middle speed rotation is given to the core ball 1 by an upward open-sided shaft 3 within a vertical surface extending through a spherical center 2, and the angle formed by the open-sided shaft 3 to the crossing line between a horizontal surface extending through the spherical center 2 the vertical surface is a revolution angle Q. A low speed revolution is given to the core ball 1 so that the revolution angle Q is changed by 0-90 deg. 1 by a revolution shaft 5. A fiber 8 is fed and wound on the core ball 1 by a horizontal rotating port 7 horizontally rotated at a high speed by a main shaft 6 around the core ball 1 within the horizontal surface, so that the scheme N=k sin A is satisfied, when the integrated number of winding of the fiber 8 is N and the proportional constant is k at the time of increasing the revolution angle Q by 0-A deg.. Thus, the fiber strength on the core ball 1 can be uniformed.
Patent JP-H01156427-A (JP)
Title: Heat treatment of cr-mo steel tube
Inventor: MATSUI TAKASHI
IPC: C22C38/00
Filed: 1987-12-14
Abstract: PURPOSE:To attain sufficient softness and remarkable improvement of the toughness in the title steel tube, with high efficiency by successively executing normalizing and tempering treatment on a steel tube having specific componental compsn. in the use of an induction heating apparatus under specific conditions. CONSTITUTION:The steel tube contg., by weight, <=0.15% C, <=0.55% Si, 0.25-0.65% Mn, <=0.04% P, <=0.03% S, 3.90-6.10% Cr, 0.40-0.70% Mo and the balance consisting substantially of Fe is subjected to normalized under the conditions of >=1.2 deg.C/sec rising rate, in the heating temp. range of Ac3 point-(Ac3 point +50 deg.C) and for <=3min heating time in the use of an induction heating apparatus. The steel tube is then tempered under the conditions of at the heating temp. in the range of (Ac1 point -30 deg.C)-Ac1 point and for 3-7min heating time also in the use of an induction heating apparatus. By this method, the sufficient softness and the improvement of the toughness in the Cr-Mo steel tube can be contrived with high working efficiency.
Patent JP-S63175176-A (JP)
Inventor: KATO TETSUO
IPC: D06M101/16
Filed: 1986-12-29
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-H11242208-A (JP)
Title: Display device
Inventor: BRAND PETER
IPC: G02F1/1333
Filed: 1998-11-06
Abstract: PROBLEM TO BE SOLVED: To surely actuate a display unit in a short switching time even when ambient temperature is low by directly or indirectly providing a heating device on a cell front wall and/or a cell back wall in the cell space of a liquid crystal cell. SOLUTION: The heating device 11 is directly or indirectly provided on the cell front wall 2 and/or the cell back wall 3 in the cell space 1 of the liquid crystal cell. In such a case, the device 11 is directly provided on the front surface of the back wall 3, that is, on the inner wall side of the cell 1. The device 11 is constituted of a heating layer 9 piled on the back wall 3, and the layer 9 is formed of indium-tin-oxide, for example, and electrically insulated by using an insulating layer 10 formed of glass powder, for example. Then, a rear electrode 5 similarly formed of the indium-tin-oxide is provided on the insulating layer 10 of the device 11, and covered with an insulating layer 7.
Patent JP-H03176406-A (JP)
Title: Insecticidal composition
Inventor: TAKEMASA TOSHIRO
IPC: A01N43/30
Filed: 1989-12-05
Abstract: PURPOSE:To obtain the title composition effective to such vermin as to be resistant to each of the insecticides, harmless to humans and livestock by incorporating a carbamate- and/or organophosphorus-based insecticide(s) with specific methylene dioxyphenyl derivative(s). CONSTITUTION:A carbamate-based insecticide (esp. pref. carbaryl) and/or an organophosphorus-based insecticide (esp. pref. diazinon) is (are) incorporated with methylenedioxyphenyl derivative(s) of formula I (R1 and R2 are each H or methyl; (n) is 1-3) and/or formula II (R3 is H or methyl) as promoter, thus obtaining the objective composition effective to such vermin as to be resistant to each of the above insecticides. The present composition is harmless to humans and livestock, can be used in a simple way in high efficiency, also being high in vermin selectivity.
Patent JP-H04184204-A (JP)
Title: Manuscript detector
Inventor: NAKAMURA SHINICHI
IPC: G03B27/62
Filed: 1990-11-20
Abstract: PURPOSE:To achieve the prevention of erroneous detection by a method wherein a drive frequency is changed sequentially with respect to a light emitting element and such a frequency as to maximize a quantity of light received is selected to be used as drive frequency of the light emitting element. CONSTITUTION:Frequency selection mode of a microcomputer 18 is started to set an initial frequency f1 on a PWM circuit 23 and a drive pulse is inputted into a light sensor 1 to drive a light emitting element 5. Then, a voltage is outputted corresponding to a quantity of light reflected on a manuscript 12. Then, the microcomputer 18 corrects an output of a photo detector 6 based on outputs of temperature sensors 7-9. A value of the output is stored into an RAM 21, then, a frequency f2 changed by  f portion to a frequency f1 is set and an output obtained with the sensor 1 by driving the element 5 again is taken into the microcomputer 18 to be stored into the RAM 21 for comparison. The frequency is changed sequentially to compare an output voltage. The output voltage is near 0 voltage as the quantity of reflected light becomes larger. Thus, the optimum drive frequency is set to maximize a detection voltage difference indicating the presence or absence of the manuscript thereby stabilizing performance as sensor.
Patent JP-2000142828-A (JP)
Title: Microwave heating and cooking packing material and foods packed with this packing material
Inventor: MIZUMA HIROYUKI
IPC: B65D81/34
Filed: 1998-11-06
Abstract: PROBLEM TO BE SOLVED: To prevent a sheet forming a thermal insulating layer and the like from being broken under an expansion of air during heating operation and enable the foods heated by a microwave oven to be safely held by a hand under a state in which the foods are being packed with a packing material. SOLUTION: An embossed sealant film 4 having some protrusions 5 arranged in a pattern is adhered to a substrate film 2, a protruded surface 6 of the protrusions 5 is adhered to the substrate film 2. There is provided a passage 8 continuing in a widening direction of the embossed sealant film 4 is arranged between the embossed sealant film 4 and the substrate film 2.
Patent JP-H01156752-A (JP)
Title: Carrier generating material and preparation of same
Inventor: NISHIGUCHI TOSHIHIKO
IPC: G03G5/07
Filed: 1987-12-14
Abstract: PURPOSE:To obtain a carrier generating material capable of generating carriers on exposure to the visible light and superior in film forming performance by reacting a rhodanine derivative having a specified general formula with the side chains of a chain polymer as a carrier generating material contained in an electrophotographic sensitive body. CONSTITUTION:The rhodanine derivative having a reactive substituent and the chain polymer having reactive substituents are used for the polymer of the carrier generating material to be used for an electrophotographic sensitive body and the like. The reaction product to be used for the carrier generating material is the side chains of the chain polymer substituted by the rhodanine derivatives each represented by general formula I in which R1 is 1-6C lower alkyl or an organic hydroxyl group, and it is obtained by using the rhodanine derivative represented by formula II in which B is a reactive substituent, and C is a divalent organic group, thus permitting the obtained carrier generating material to generate carriers by exposure to the visible light and have superior film forming performance.
Patent JP-H07169957-A (JP)
Title: Insulated gate semiconductor device
Inventor: SATO NOBUYUKI
IPC: H01L27/06
Filed: 1993-12-16
Abstract: PURPOSE:To provide an insulated gate semiconductor device which can be enhanced in breakdown strength for L load switching. CONSTITUTION:The gate insulating film of a unit near a gate bonding pad is set uniform in thickness, and the gate insulating film of another unit apart from a gate bonding pad is composed of two regions 15a and 15b different from each other in thickness. The thick region 15b is provided to a gate insulating film 15 provided to a region which is apt to break down at L load switching, whereby the gate insulating film 15 can be lessened in capacitance. The thin region 15a is arranged on a channel region and equal to a unit near the gate bonding pad in thickness. The thick region 15b is arranged out a region between units. Carriers in the gate insulating film 15 in a region apart from a gate bonding pad are set short in discharge time to restrain the units from varying in discharge time, whereby an insulated gate semiconductor device of this constitution can be enhanced in breakdown strength for L load switching.
Patent JP-H11146752-A (JP)
Title: Installation of sheet for preventing rodent
Inventor: ONO MASAHARU
IPC: A01M29/30
Filed: 1997-11-18
Abstract: PROBLEM TO BE SOLVED: To easily install a sheet for preventing excavation damages caused by rodents at a low cost by burying the rodent-preventing sheet containing microcapsules encapsulating a specific substance in soil. SOLUTION: A rodent-preventing sheet 1 containing microcapsules encapsulating a capsaicine compound as a rodent repellent is buried in soil. The microcapsules are added to a laminate resin and subsequently used in the form of a film. The laminate resin thereby preferably includes low density polyethylene, linear low density polyethylene, ethylene-vinyl acetate copolymer and an ethylene-acrylate ester copolymer which are easily formed into films. For example, the rodent-preventing sheet 1 is longitudinally buried in the foot path 2 of a paddy field 3 in which rice seedlings 4 are planted. A damage that a hole is formed in the foot path 2 can preliminarily be prevented.
Patent JP-H06163772-A (JP)
Title: Continuous solder-plating apparatus in lead frame
Inventor: KOKADO YUJI
IPC: B23K1/08
Filed: 1992-11-26
Abstract: PURPOSE:To reduce that a solder-plating defect or a solder bridge is caused when a solder plating operation is executed to lead terminals for each electric component by a method wherein a lead frame is passed through the part of a flux coating means and the part of a solder plating means. CONSTITUTION:Brilliance-degree sensors 7a, 7b or a light-transmittance sensor 8 are arranged and installed in a part on the downstream side with reference to the transfer of a lead frame A away from a solder plating means 6. On the basis of a defect signal by the sensors, the lead frame A is transferred reversely up to the part of a flux coating means 5 by a transfer means.
Patent JP-2000143440-A (JP)
Title: Bactericidal agent comprising string-shaped giant micelle
Inventor: SANO HIROSHI
IPC: A61K8/00
Filed: 1998-11-09
Abstract: PROBLEM TO BE SOLVED: To provide a bactericidal agent comprising a string-shaped giant micelle, capable of effectively residing in tissue of oral cavity and skin, and capable of effectively exhibiting a strong bactericidal action for a long period. SOLUTION: This bactericidal agent comprises a string-shaped giant micelle comprising a cationic bactericidal agent and an anionic additive and having viscoelasticity, wherein an alkylpyridinium compound is preferably used as the cationic bactericidal agent, and a salicylic acid salt, etc., is preferably used as the anionic additive.
Patent JP-H01201354-A (JP)
Title: Water in oil type dispersion of hydrophilic polymer based on acrylic acid converted to base form partially or wholly by ammonia
Inventor: JIYAN KABESUTANII
IPC: C09D11/10
Filed: 1988-12-15
Abstract: These dispersions contain:
 a) from 65 to 75% of a dispersed aqueous phase including 35 to 50% of a hydrophilic copolymer of M.W. higher than 3x10<6> based on 0 to 50% of acrylamide, 0.008 to 0.1% of bisacrylamidoacetic acid partially or completely converted into salt with ammonia;
 b) from 3 to 7% of an emulsifying system exhibiting overall an HLB higher than 7;
 c) the remainder to 100% using an oil phase.