baber/WOPTO huggingface dataset:
Patent JP-H10263364-A (JP)
Title: Exhaust gas purifying system
Inventor: TAKAHASHI AKIRA
IPC: B01J20/28
Filed: 1997-03-26
Abstract: PROBLEM TO BE SOLVED: To provide an exhaust gas purifying system hardly causing variation of performance due to an internal combustion engine to be used and improved in adsorption and purification performance of hydrocarbons by optimizing adsorption capacity of zeolite used as a hydrocarbon adsorptive material with respect to an emission amount of the hydrocarbons discharged from the internal combustion engine within a prescribed period at the time of a cold starting. SOLUTION: In the exhaust gas purifying system containing the adsorptive material 2 capable of adsorbing the hydrocarbons in the exhaust gas and catalysts 4, 6 and 8 capable of reducing a harmful component in the exhaust gas in a exhaust tube of the internal combustion engine, if the emission amount of the hydrocarbons discharged from the internal combustion engine within 140 sec just after starting when the engine is operated by LA-4 mode (FTP) is expressed by (c) and total fine pore volume of the fine pores having <=10 Åfine pore diameter of the zeolite used as the adsorptive material 2 measured with nitrogen is expressed by (a), (a)/(c) is kept to 3-50 cc/g.
Patent JP-H04307927-A (JP)
Title: Hetero-epitaxial wafer
Inventor: SUSA KENZO
IPC: H01L21/203
Filed: 1991-04-05
Abstract: PURPOSE:To obtain a compound semiconductor single crystal excellent in film structure and crystal quality grown on an Si single crystal wafer by forming an epitaxial growth layer composed of a compound semiconductor material on the Si single crystal wafer having trench structure on one surface or the whole surface of the wafer. CONSTITUTION:An epitaxial growth layer 4 composed of a compound semiconductor material is formed onto an Si single crystal wafer 1 having trench structure 3 on one surface or the whole surface of a wafer. The V trench section 3 of thirty mum pitch constituted of a (111) face in the (110) direction is formed to a part of the surface of the (100) Si single crystal wafer 1 in two inches. The surface of the wafer 1 is cleaned, and charged to a molecular beam epitaxial device. The temperature of the substrate 1 is elevated to 1000 deg.C and heated for thirty min, and the substrate 1 is lowered to 550 deg.C and the GaAs layer 4 of approximately 3mum in a flat section is epitaxial-grown.
Patent JP-H06161456-A (JP)
Title: Waveform storing and reproducing device
Inventor: ICHIKI TETSUJI
IPC: G10H7/00
Filed: 1993-03-08
Abstract: PURPOSE:To easily judge whether or not a waveform can be stored in a sound signal input type waveform storing and reproducing device. CONSTITUTION:While a sound signal inputted from an input terminal 30 is converted by an A/D converting circuit 54 into waveform data TWD, a level detecting circuit 40 detects the level of the input sound signal rising above a specific value and an address counter 16A is put in operation according to its detection signal to write the waveform data TWD in a storage area M1 of the waveform memory 10. The detecting circuit 40 detects the level of the input sound signal decreasing below a specific value and the operation of the counter 16A is stopped according to the detection signal to stop the writing. An address display unit 24 displays an end address at the time of stop of the writing on the basis of address data WAD of the counter 16A. Then the amount of waveform data regarding the writing can be known from the displayed end address.
Patent JP-H11255983-A (JP)
Title: Production of polypropylene molding
Inventor: WATANABE KIYOSHI
IPC: C08L23/12
Filed: 1998-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing polypropylene molding enabling formation of a plated film having high bond strength by the same plating treatment as in e.g. ABS resin moldings without conducting a troublesome and costly special pretreatment. SOLUTION: This method for producing a polypropylene molding having surface for plating treatment comprises holding a blow molding material comprising 40-95 wt.% of polypropylene, 5-30 wt.% of a rubber component having an average particle diameter of 0.5-10 μm and 0-30 wt.% of polyethylene in a blow molding mold at 60-100 deg.C followed by conducting a blow molding.
Patent JP-S548474-A (JP)
Title: Gate protection unit
Inventor: YOSHIDA ISAO
IPC: H03F1/42
Filed: 1977-06-22
Abstract: PURPOSE:To remarkable increase the static breakdown strength of MOSFET gate, by forming the gate region thinner and fitting electrodes at the both ends, and by connecting one to the gate electrode of MOSFET and by taking another as the gate input terminal, in the gate protection unit having the diodes in anti parallel connection.
Patent JP-S60216700-A (JP)
Title: Piezoelectric sounding body
Inventor: URA KAZUKI
IPC: H04R17/10
Filed: 1984-04-12
Abstract: PURPOSE:To cope with a varaity of piezoelectric vibrators having different diameters of thin metallic plates and to reduce manufacture costs by providing at least two or more stages on a piezoelectric vibrator fixing part formed by fixing peripheries of piezoelectric vibrators of a case. CONSTITUTION:Stages 10 and 11 are provided on an lower opening for supporting peripheries of piezoelectric vibrators 8 and 9 of a case 7, thereby copying with the piezoelectric vibrators 8 and 9 constituted of thin metallic plates 12 and 13 having different diameters. Only one case 7 is necessary which has a piezoelectric vibrator fixing part corresponding to the piezoelectric elements 8 and 9 in constitution where a piezoelectric element 2 is stuck on the metallic plates 12 and 13 having different diameters. If three stages are provided, the device provided with three stages can cope with three types of piezoelectric vibrators.
Patent JP-S62231856-A (JP)
Title: Swinging and rectilinear-reciprocating equipment
Inventor: YAMAMOTO TOKIHIKO
IPC: B60S1/18
Filed: 1986-03-31
Abstract: PURPOSE:To obtain a great wiper-pressing force from a low-powered motor by constituting the equipment in such a manner that a slide shaft is driven by way of rotating a nut member, and then, another slide shaft connected hereto is put in a rectilinear reciprocating motion. CONSTITUTION:A screw shaft 31 is screwed in a nut member 30 which is rotated by a motor 28 fixed to a supporting bracket 14, and then, the lower part of a slide shaft 22 is inserted into the central part of the screw shaft 31. And further, both ends of a pin 34 fixed to the screw shaft 31 are supported by a window 33, and the movement of the screw shaft 31 is transmitted to the slide shaft 22. By constituting as mentioned above, the slide shaft 22 is allowed to make a swinging motion freely within the window 33 with respect to the screw shaft 31, and at the same time, it is allowed to make a rectilinear reciprocating motion linked to the screw shaft 31. Thereby, a great wiper-pressing force can be obtained from a low-powered motor.
Patent JP-S55165143-A (JP)
Title: Manufacture of titanic acid hydrate adsorbent
Inventor: OKAZAKI SUSUMU
IPC: B01J20/06
Filed: 1979-06-11
Abstract: PURPOSE: To manufacture titanic acid hydrate adsorbent having stable high adsorptivity for basic material, by drying at a low temp. the precipitate formed by the reaction of titanium tetraalkoxide and demineralized water at a prescribed temp.  
     CONSTITUTION: Titanium tetraalkoxide such as titanium tetraisopropoxide etc. shown by a general formula Ti(OR) 4 , where R is an alkyl having from 1 to 5 carbon atoms, is brought into contact with demineralized water such as distilled water at a temp. not higher than 30°C so as to be hydrolyzed. Precipitate formed by the reaction is filtered, washed with water, and is dried at a temp. not higher than 60°C, preferably not higher than 20°C, under ordinary pressure or under reduced pressure. Titanic acid hydrate adsorbent produced by this method has stable and excellent adsorptivity for basic amino acid, basic protein etc., hence it is used effectively as adsorbing and removing agent for basic material in vivo, and as separating and purifying agent such as packing material for chromatography. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S58191497-A (JP)
Inventor: KATOU SHIGEO
IPC: H05K9/00
Filed: 1982-05-04
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-H02251231-A (JP)
Title: Improved separation membrane and its preparation
Inventor: SHIGEHISA TAKAHIDE
IPC: D01F2/00
Filed: 1989-03-24
Abstract: PURPOSE:To introduce cross-linking uniformly and firmly and obtain a membrane having a high resistance to pressure by polymerizing a polymer having hydroxy groups in the molecular by cross-linking the hydroxy groups with siloxane bonds. CONSTITUTION:A polymer of vinyl alcohol, etc., having hydroxy groups in the molecular is cross-linked through the hydroxy groups with siloxane bonds; -X-[R<1>-SiR<2>n(OR<3>)3-n] wherein X represents -OCONH-, -OSO2-, etc.; R<1> represents alkylenes with 1-10 carbons; R<2> and R<3> represents alkyl groups of 1-10 carbons; n represents 0-2 integer. A separation membrane thus prepared is introduced into three dimensional cross-linked structure and has high resistance to pressure and its separation properties are easy to be controlled.
Patent JP-S55926-A (JP)
Title: Focus servo unit of optical information reader
Inventor: KANAMARU HITOSHI
IPC: G02B7/28
Filed: 1978-06-16
Abstract: PURPOSE: To obtain the best photo detection output and also to carry out focus servo operation with no malfunction by adequately selecting the position relation among a cylindrical lens, photo detecting element and condenser lens.  
     CONSTITUTION: The stop radius of condenser lens 5 and the distance between the principal point of cylindrical lens 8 and photo detecting element 9 aredenoted by R and C respectively, and the distance between conjugate point S of recording surface 7 as to condenser lens 5 when illumination light focuses on surface 7 and element 9, the distance between lens 5 and conjunction point S, and the shift from normal conjugated point S to conjugate point S' when recording surface 7 shifts in position are by D, L and Z. Lengths X and Y of the photo detection shape crossing at right angles on the photo detection surface of element 9 are expressed by equations 1 and 2. Length Y is measured in parallel to the generating line of cylindrical lens 8, and X is perpendicular to this generating line. With C greater than D, lengths X and Y are set below value (2RC/[(C+D)]) when Z is equal to C+D or below value 2RD/L when Z is equal to zero. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S55165261-A (JP)
Title: Roll device for rapid cooling of molten metal
Inventor: SUZUKI HIDEO
IPC: B22D11/06
Filed: 1979-06-13
Abstract: PURPOSE:To prevent flying of molten metal and make the shape of frozen metal thin strip surface even by providing the coating layer of metal of good wettability with molten metal on the surface of a roll made of metal of good heat conductivity. CONSTITUTION:The surface of a roll 6 of metal of good heat conductivity such as copper or copper alloy is coated with material which is difficult to be abraded by molten metal of iron, chromium, nickel or their alloys by such a method as chemical plating. When this roll 6 is rotated in the arrow direction and molten metal 3 is spouted from the end of a nozzle 2 onto the surface thereof, the fyling of the molten metal is prevented and the cooling capacity of the roll is improved as well by the improvement in adhesiveness. The surface roughness and the sectional shape of the resultant amorphous metal thin strip 4 may be considerably improved.
Patent JP-S55658-A (JP)
Title: Amplitude modulation device
Inventor: TOMITA KATSUZOU
IPC: H03C1/02
Filed: 1978-06-16
Abstract: PURPOSE: To obtain an amplitude modulation device which can maintain the constant modulation degree regardless of variation of the carrier frequency by securing an automatic adjustment for the modulation signal level in accordance with the  carrier level.  
     CONSTITUTION: The following component units are provided: detection gate circuit 10 which detects and delivers the input signal only while the gate signal of gate input terminal 11 is within the fixed logic; level holder 12; modulation degree adjuster 13; power amplifier 12; and coupler 14 which connects part of the output of adjuster 13 and electronic amplifier/modulator 3 to gate circuit 10. The gate signal which makes pass the input to circuit 10 from coupler 14 is applied to terminal 11 only for the period during which no modulation signal exists, and thus the output of holder 12 shows the carrier wave level. The output of modulation amplifier 6 is controlled so that the semi-peak value may always be kept at the fixed relation to the carrier wave level. As a result, the output of almost fixed modulation degree can be obtained at all times with no overmodulation regardless of the output level fluctuation caused by the frequency alteration and the power voltage, the change of the peak level of the modulation signal input and other factors. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S63238323-A (JP)
Title: Engine drive heating blasting device
Inventor: KURIHARA MASANOBU
IPC: F23L15/00
Filed: 1987-03-26
Abstract: PURPOSE:To facilitate the handling of the device to obtain a high combustion effect by disposing a silencer communicating with an exhaust passage extended from the main engine body, in a space formed between a fan delivering combustion air to a combustion cylinder and the combustion cylinder and facing an exhaust port with the combustion cylinder. CONSTITUTION:When a main engine body 4 loaded on a frame base 1 is driven, a fan 18 connected to the output shaft 4a of the main engine body 4 rotates and combustion is delivered from the upstream side to a combustion cylinder 6 provided in opposite to the fan 18. Further, an exhaust gas passes through a silencer 13 disposed between the fan 18 and the combustion cylinder 6 and discharged out of an exhaust port 14 to the combustion cylinder 6. The exhaust gas and combustion air are mixed under agitation, and are burned together with a fuel discharged from a burner 8 disposed on the upstream side of the combustion cylinder 6. On the other hand, radiant heat discharged from a muffler 13 is guided by combustion air and flows into the combustion air and flows into the combustion cylinder 6. Almost all parts heat generated in the engine body can be submitted to combustion, and a high combustion efficiency can be obtained and further the fuel consumption rate can be correlatively reduced.
Patent JP-2000267209-A (JP)
Title: Radiation image recording and reading device, radiation image recording medium, cassette and static electricity removing method
Inventor: SUZUKI MAKOTO
IPC: H05F3/02
Filed: 1999-03-18
Abstract: PROBLEM TO BE SOLVED: To provide an excellent static electricity removing method by which static electricity is restrained from being generated in a radiation image recording medium where a radiation image is recorded, a cassette housing the radiation image recording medium and a radiation image recording and reading device reading image information by having the cassette loaded and having the radiation image recording medium taken out therefrom. SOLUTION: This radiation image recording and reading device is equipped with a loading means for loading the cassette 9 housing the radiation image recording medium where the radiation image is recorded, an image reading means for reading the image information from the radiation image recording medium, and a transporting means for transporting the radiation image recording medium between the cassette 9 loaded by the loading means and the image reading means. In the device, at least one of contact members coming in contact with the cassette or the radiation image recording medium out of the members of the loading means or the transporting means is a conductive member.
Patent JP-S63238956-A (JP)
Title: Method for pouring molten metal in moving mold type continuous casting machine
Inventor: FUKASE HISAHIKO
IPC: B22D11/06
Filed: 1987-03-27
Abstract: PURPOSE:To prevent breakage of a nozzle and crack of a cast slab by pouring molten metal while giving periodic vibration toward casting direction to the nozzle inserting into the space of one pair of caterpillar moving molds to cut off connection of solidified shell at tip of the nozzle and solidified shell at rear end of the cast slab. CONSTITUTION:The nozzle 5 of a tundish 4 is inserted into the space 3 composing of one pair of caterpillar moving block molds 1 and the vibration is given to it at every the prescribed time toward casting direction by actuator 7. The poured molten metal 8 is flowed into the space 3 and the solidified shells 10, 9 are formed at the tip part of the nozzle 5 and the rear end of the cast slab. Even in case both solidified shells 10, 9 begin to connect, they are cut off by the above mechanical vibration. Further, by this vibration, the molten metal 8' flow at triple points is strengthened and the contacting point of the solidified shells 10, 9 is easily melted, and the solidified shell at contacting point is easily and surely cut off. As the solidified shell at the position, which is apart a little from tip of the nozzle 5, is cut off, the nozzle 5 is not damaged and also the cast Slab is scarcely influenced.
Patent JP-H01245729-A (JP)
Title: System for preventing pseudo synchronization
Inventor: ITO HIDETOSHI
IPC: H04L7/08
Filed: 1988-03-28
Abstract: PURPOSE:To surely prevent pseudo synchronization while having only to use a simple pseudo synchronization preventing circuit by taking a notice of a fact that FEC(forward error correction) processing section is used together with a RDPC section (reception signal processing section) and providing the pseudo synchronizing preventing circuit to any of the FEC section and the RDPC section. CONSTITUTION:A frame synchronizing detection means 20 (FSYSNC section 23) detects the synchronization of a frame synchronizing pulse included in a reception data (2) and applies synchronization protection to the result. A frame synchronizing detection means 30 (FSYSNC section 36) uses a check bit in a data frame to detect the] synchronization of a frame synchronizing pulse included in a reception data (3) and applies synchronization protection to the result. In the case of the forward protection by the detection means 20 and the asynchronizing state of the detection means 30, the presence or absence of pseudo synchronization is decided by a pseudo synchronization decision means 40(40a) by synchronizing signals (12), (13) having the information indicating the process of forward protection or backward protection, and in the case of decision as pseudo synchronizing state, the decision signal (10) brings the detection means 20 forcibly into the asynchronizing state.
Patent JP-H08267861-A (JP)
Title: Recording apparatus
Inventor: WATANABE TETSUO
IPC: B41J17/32
Filed: 1995-03-30
Abstract: PURPOSE: To easily exchange only an ink sheet roll by providing an ink sheet roll-supporting frame having a feed roll and a take-up roll detachably installed therein, mounting the supporting frame on a main body, and thereby fitting the feed roll and take-up roll in the main body. CONSTITUTION: When an ink sheet is to be exchanged, engagements between an ink sheet feed roll shaft 2 and a feed roll shaft engagement part 4 and between an ink sheet take-up roll shaft 3 and a take-up roll shaft engagement part 5 are freed, so that an ink sheet feed roll and an ink sheet take-up roll are detached from a roll-supporting frame 1. Thereafter, a new ink sheet feed roll shaft 2 and a new ink sheet take-up roll shaft 3 are engaged with corresponding engagement parts 4 and 5 and set in the roll-supporting frame 1. The thus-set roll-supporting frame 1 is mounted at a predetermined position of a main body of the apparatus. Recording is carried out in this state via the ink sheet.
Patent JP-H05247914-A (JP)
Title: High pressure water jet service vehicle
Inventor: ISHIZAKI MASATOSHI
IPC: B05B3/02
Filed: 1991-03-15
Abstract: PURPOSE:To execute work efficiently by arranging nozzle units to be swung within a horizontal surface and to be freely displaced in the vertical and horizontal directions on both the left and right sides of a tank vehicle with a high pressure water generator mounted on, and by performing the distribution of the chemicals mixing high pressure water of snow melting agent or the like, the crushing of ice boards, the washing of side channels, and the like, with one service vehicle. CONSTITUTION:On both the left and right sides of a vehicle 1 with a high pressure water generator 4, a storage tank 5, a chemicals tank 12, and the like, mounted on, nozzle units 6 with jet nozzles 7 to be swung within a horizontal surface, set to be freely displaced in the vertical direction and it the width direction of the vehicle are fitted. Besides, the nozzle units 6 are operated with an operating board set at a driver's seat 2 or another section. Then, a jet pressure, a vehicle operating speed, a nozzle swing speed, a nozzle reciprocating horizontal movement stroke and speed, a nozzle level, and the like are properly regulated, and by exchanging a nozzle set, various jet nozzles are selected, and high pressure water is jetted from the nozzles 7, and fallen snow and ice boards are broken, and road and side channels are carefully washed. As a result, the efficiency of work can be improved.
Patent JP-H06289340-A (JP)
Title: Optical modulator and optical communication device
Inventor: HAYASHI TAKESHI
IPC: G02F1/03
Filed: 1993-03-31
Abstract: PURPOSE:To provide the optical modulator which is small in size and enables high-speed modulation and has high reliability and the optical communication device which can make a two-way communication by applying the optical modulator. CONSTITUTION:A corner cube prism 1 consists of three mutually orthogonal reflecting surfaces 4a, 4b, and 4c and one incidence surface 5 and is made of electrooptic crystal. This corner cube prism 1 has a transparent electrode 2 installed on the incidence surface 5 and the electrodes 3a, 3b, and 3c hatched in Fig. are installed on the reflecting surfaces 4a, 4b, and 4c. The transparent electrode 2 and electrodes 3a, 3b, and 3c are connected to a voltage source 6 which generates a driving voltage. When the driving voltage is not applied to the transparent electrode 2 and electrodes 3a, 3b, and 3c, light which is made incident on the corner cube prism 1 is projected in the opposite travel direction from the incidence. When the driving voltage is applied to the transparent electrode 2 and electrodes 3a, 3b, and 3c, on the other hand, the light which is made incident on the corner cube prism 1 is projected in a direction different from the opposite travel direction from the incidence.
Patent JP-H08238157-A (JP)
Title: Dish feed/recovery method for rotary eating counter and dish feed/recovery device
Inventor: TOKUNO NOBUO
IPC: A47G23/10
Filed: 1995-03-06
Abstract: PURPOSE: To reduce the work load by recording the types and numbers of sushi dishes in a computer, automatically feeding the dishes mounted with the lacking types and numbers of the article (sushi) to a rotary eating counter, and recovering the dishes circulated specified times or more. CONSTITUTION: Types and ID numbers of sushi on dishes 16 on an (A-C) dish conveying mechanism 22 are recorded via an ID medium reader 24 in advance, then the dishes 16 are fed to a crescent chain 18. The recording is manually made to the ID medium reader 24 and a computer 44. The numbers of circulation times for the dishes 16 circulatively conveyed are read by a measuring sensor 42, and the data are recorded. When the circulated dishes 16 are not measured, the types and numbers of the dishes 16 to be fed are displayed and reported to a cook. When dishes 16 measured specified times or more are detected, the dishes 16 are recovered to a recovery dish conveyor 26 when they approach a shift guide 28.