baber/WOPTO huggingface dataset:
Patent JP-H02105801-A (JP)
Title: New chitosan compound, preparation of the same compound and use for humectant
Inventor: MATSUMURA SHUICHI
IPC: A61K8/00
Filed: 1988-10-15
Abstract: PURPOSE:To obtain a chitosan compd. having the same water retention characteristics as that of hyaluronic acid and being an optimum raw material for cosmetics and medicines by reacting 6-O-(carboxymethyl)chitosan with succinic anhydride. CONSTITUTION:One mol of 6-O-(carboxymethyl)chitosan prepd. by deacetylating 6-O-(carboxymethyl)chitin by heating in an aq. alkali soln. is reacted with 1-20mol of succinic anhydride in water and/or an org. solvent such as methanol at room temp. to 50 deg.C for 2-48hr. After the reaction is completed, the reaction mixture is neutralized and unreacted raw materials are removed therefrom by dialysis membrane treatment to obtain N-(3-carboxypropanoyl)-6- O-(carboxymethyl)chitosan of the formula (wherein M and M' are each H or alkali metal; n is 10-5,000) with little impurities.
Patent JP-2000087018-A (JP)
Title: Heating medium for treating polymer-containing waste and treatment of polymer-containing waste
Inventor: OKADA TOSHIHIKO
IPC: B29B17/02
Filed: 1998-09-14
Abstract: PROBLEM TO BE SOLVED: To provide a means for efficiently treating a waste polymer containing an inorganic material, whereby the inorganic material and the polymer utilizable as a reducing material for use in a blast furnace can be recovered and whereby the pollution of the environment with the otherwise discarded waster polymer can be prevented. SOLUTION: There are provided a heating medium for treating a polymer- containing waste, which medium is a heating medium which, when the waste is immersed therein, separates the polymer component and other components, wherein the heating medium is a mixture of a hydrocarbon compound with pitch and/or a softening-point-elevating agent and has a softening point of 50-150 deg.C and a method for treating a polymer-containing waste, comprising heating the above heating medium to a temp. of 200-400 deg.C which temp. is lower than its boiling point and immersing the waste therein to separate the polymer component and the inorganic material.
Patent JP-H1191175-A (JP)
Title: Printing device
Inventor: ENOMOTO TSUGUFUMI
IPC: B41J11/04
Filed: 1997-09-25
Abstract: PROBLEM TO BE SOLVED: To realize an inexpensive, compact printing device. SOLUTION: The printing device comprises a thermal print head 1 (TPH 1) for recording on a heat-sensitive recording paper, a platen roller 7 for feeding the heat-sensitive recording paper to the TPH 1, a pair of side plates 2a and 2b, firmly fixed to both ends of the TPH 1, for holding the platen roller 7 between them so that it freely rotates, and a head pressure spring 8, attached to each of the side plates 2a and 2b, for urging the shaft of the platen roller 7 toward the surface of the TPH 1.
Patent JP-S60143847-A (JP)
Title: Linear motor-type sorting device of nonmagnetic metal
Inventor: OOTA AKISHI
IPC: B03C1/253
Filed: 1984-12-10
Abstract: PURPOSE:To improve the performance in separating and sorting nonmagnetic metals in wastes by providing in parallel two linear motors or two sets of linear motors at each stage, and suspending a curtain in the transporting direction of the wastes on a trough covering said linear motors. CONSTITUTION:Linear motors 4d, 4e, and 4f are provided in parallel respectively in the neighborhood of linear motors 4a, 4b, and 4c, and the linear motors of each set are arranged so that the directions of the moving magnetic field may be symmetrical in the outward direction with respect to the center axis. A curtain 9 is provided in the transporting direction of the wastes on a trough 5 covering the linear motors to prevent the recovery of nonmetals along with nonmagnetic metals. The nonmagnetic metals such as aluminum cans 8 sweep up the curtain 9, moved to the recovery side as shown by 8a, and recovered. Nonmetals such as glass are moved in the direction A, and recovered. Consequently, nonmagnetic metals such as aluminum can be separated and recovered in increased purity.
Patent JP-2000086274-A (JP)
Title: Grating
Inventor: IMAMURA KAZUO
IPC: C03C4/08
Filed: 1998-09-14
Abstract: PROBLEM TO BE SOLVED: To provide a grating capable of improving the thermal stability and quality reliability for a long period of time, without need of hydrogen filling treatment. SOLUTION: The grating II is formed by irradiating a core of quartz glass co-doped with Sn and Al in addition to Ge with ultraviolet laser light without hydrogen filling treatment. In the state of the grating II, peaks (1)e, (3)e, (5)e and (6)e of Raman scattering, obtained in Raman spectral analysis, are shifted to low frequency side (low wave number side) from the state obtained before irradiating with the ultraviolet laser light. The density of bonding structure in the network structure of the glass is made to be changed to become higher and the stability to thermal load is enhanced by the shift to low frequency side.
Patent JP-S63115649-A (JP)
Title: Molding method for hollow core
Inventor: UNOSAKI NAGATO
IPC: B22C13/08
Filed: 1986-10-31
Abstract: PURPOSE:To form a denser surface and to obtain a core having cavities in the inside by adding a surface active agent to molding sand and pressing the molding sand toward the wall surface of a metallic mold by the foaming effect of the surface active agent, thereby forming the cavities in the core. CONSTITUTION:Silica sand and thermosetting resin are uniformly mixed and an aq. soln. of the surface active agent is added to such mixture, then the mixture is stirred until the mixture bubbles. The stirred mixture is poured into the cavity of the heated metallic mold and the pouring port is closed right after the pouring. The bubbles in the stirred mixture expand when heated in the mold and the mixture composed of the silica sand and the thermosetting resin is pressed by the pressure thereof toward the wall surface of the cavity in the mold and is cured by the heat of the mold. After the stirred mixture is calcined in the mold, the mold is opened, then the shell core C which is compacted on the surface side and is formed internally with the cavities S is obtd.
Patent JP-H01105037-A (JP)
Title: Differential limiting device
Inventor: INOUE TAKEO
IPC: F16H48/38
Filed: 1987-10-15
Abstract: PURPOSE:To improve differential and its limit acting quality simplifying a structure by providing a pair of side gears integrally and one center gear turnably in an input element, which inputs power, and meshing twin planetary gears with the one side gear and the center gear. CONSTITUTION:Power in an engine side is input to a differential gear case 5 through a drive pinion 3 and a ring gear 4 and transmitted from a pair of side gears 21, 22 to twin planetary gears 24, 29. In the time of linear running, giving a rotary speed to a center gear 20 being different between right and left by a relation of gear ratio, the center gear 20 is unable to rotate. Accordingly, all the gears are driven integrally forming a differential gear case 5, placed in a locked condition, with right and left wheels 10, 11 after carriers 25, 30. While in the time of turning round, while rotating the center gear 20 for the same rotary speed of the pair of side gears 21, 22 in the differential gear case 5, the right and left wheels 10, 11 are differentially turned so as to relatively reversely rotate by the same amount. Since a device is constituted of a gear mechanism of planetary gear or the like, a structure is simplified.
Patent JP-H0570878-A (JP)
Title: Al-si alloy for pressure casting excellent in strength at high temperature
Inventor: OTSUKI MASATO
IPC: C22C21/02
Filed: 1991-09-12
Abstract: PURPOSE:To improve the high temp. strength of an Al-Si alloy for pressure casting. CONSTITUTION:The Al-Si alloy for pressure casting has a composition consisting of, by weight, 20-35% Si, 0.5-5% Cu; 0.5-2% Mg, 0.1-10% of one or >=2 elements among Ni, Fe, and Mn, 0.1-3% of Ti and/or Zr, and the balance Al with inevitable impurities. This alloy has superior strength at high temp. and low coefficient of thermal expansion.
Patent JP-H07111854-A (JP)
Title: Apparatus for forming and cutting food
Inventor: KAJIWARA TOKUJI
IPC: A21C11/00
Filed: 1993-10-19
Abstract: PURPOSE:To provide an apparatus for forming and cutting a food, capable of feeding a double round bar-shaped food material, covering an inner material with an outer material and preventing the inner material from being exposed to the surface of a formed and cut product. CONSTITUTION:This apparatus for forming and cutting a food is provided by installing an inner side protruding into the shape of a trapezoidal cross section in each of six squeezing pieces 4 fitted in a regular hexagonal opening 2 of a frame unit 1, supporting the lower part of each inner side on the lower part (4e3) protruding into the shape of a triangular cross section in each supporting side (4e) of the adjacent squeezing pieces 4, forming a gap between the upper part of the inner side and the upper part of the supporting side (4e), forming a recessed part (4f) on the top surface at the tip of each squeezing piece 4, passing a food material 11 through the central opening provided on the inside of the squeezing pieces 4, closing the squeezing pieces 4, thereby primarily forming and cutting the food material 11 by the upper and lower surfaces of the inner side, subsequently secondarily forming and cutting the food material 11 only with the undersurfaces of the inner sides and making the outer material in the upper part of the product thicker than the lower part thereof.
Patent JP-H1178379-A (JP)
Title: Ballpoint pen
Inventor: KOBAYASHI SEIICHI
IPC: B43K27/12
Filed: 1997-09-10
Abstract: PROBLEM TO BE SOLVED: To eliminate troublesomeness such as pushing of a sidewall of a container by fixing a plurality of tips of a ballpoint pen to a front end of a front barrel, incorporating at least white pigment such as titanium oxide or the like and gelatinizer in ink, and using the white pigment ink of preventing sedimentation of the pigment and of mixture without impairing fluidity. SOLUTION: The ballpoint pen comprises two types of tips 11, 11a, a front barrel 5, a barrel 1, a tail plug 18 and the like. The barrel 5 is a resin molding having a converged taper-like outer periphery at its forward end and integrally having a barrel 7 at its rearward end. Meanwhile, the tips 11, 11a are caulked so that an endball 12 is rotatably grasped in the state that the ball 12 is substantially brought into contact with a seat having an ink flowable channel. Ink 20 contains at least white pigment such as titanium oxide, polymer hollow fine particles and the like and gelatinizer and is white pigment ink for preventing sedimentation of the pigment and mixture without impairing fluidity.  And, if the viscosity of the ink is 10000 cPs (E type viscometer, 1 r.p.m., 25 deg.C) or lower, a trend of the sedimentation of the pigment exists, while if it is 50000 cPs or more, a problem arises in the case of discharging the ink.
Patent JP-H0570460-A (JP)
Title: New pyrroloquinoline compound
Inventor: ITO SHINOBU
IPC: C07D471/04
Filed: 1991-09-12
Abstract: PURPOSE:To obtain a new compound useful as medicines and agricultural chemicals. CONSTITUTION:A compound, e.g. 2,7,9-tricarboxy-5-(2-carboxyethyl)amino-4- hydroxy-1H-pyrrolo[2,3-f]quinoline expressed by the formula (R is H or methyl; Y is lower alkyl or carboxyl). The compound express by the formula is obtained by reacting pyrroloquinoline quinone {2,7,9-tricarboxy-4,5-dihydro-4,5-dioxo-1H- pyrrolo[2,3-f]quinoline (hereinafter abbreviated to PQQ)} or reacting a trimethyl ester {2,7,9-methoxycarbonyl-4,5-dihydro-4,5-dioxo-1H-pyrrolo[2,3-f]quinoline} prepared by methylating the PQQ with an amine compound.
Patent JP-H1083892-A (JP)
Title: X-ray high voltage generating device
Inventor: WATANABE KIYOMI
IPC: H05G1/32
Filed: 1996-09-10
Abstract: PROBLEM TO BE SOLVED: To increase the efficiency of adjustment work for compensating the phase of a high voltage divider for stabilizing output voltages in an X-ray high voltage generating device. SOLUTION: A high voltage generator circuit 5 and a high voltage divider 6 are placed within an oil tank 4. The high voltage divider 6 comprises a resistor 7 and a series circuit of a resistor 12 and a variable resistor 13. A voltage detected at a dividing point B is fed to a control circuit 3, and a power converting part 2 is controlled so that an output voltage attains a predetermined value. A phase correcting capacitor is adjusted so that the voltage at the dividing point B shows a flat dividing characteristic in terms of both direct and alternating current with respect to an output point A. An axial rotation type DIP switch 20 and capacitors 15, 16, 17, 18, 19 are connected between the dividing point B and ground, and by rotating the axial rotation type DIP switch 20, the phase compensating capacitor can be set to an optimum adjusted value in one behavior.
Patent JP-H1082967-A (JP)
Title: Head up display
Inventor: KINOSHITA YASUYUKI
IPC: G02B27/02
Filed: 1996-09-09
Abstract: PROBLEM TO BE SOLVED: To provide a head up display of a low cost which is small in size and light in weight and has an image display region of a large aperture. SOLUTION: This head up display has a display means 4 having an image display light exit surface 4' formed into a quadrilateral shape in its outside edge shape and a lens system 5 arranged between the means and a combiner 3 arranged within the forward visual field of an observer. The image display light condensed by the lens system 5 is changed in the optical path by the combiner 3, by which the virtual image to be observed is formed in front of the combiner 3. The outside edge shape of the lens 5a constituting the lens system 5 is formed into the quadrilateral shape.
Patent JP-H10102084-A (JP)
Title: Oil and fat composition and production of breads using the same
Inventor: KANESHIGE HIROSHI
IPC: A23D9/00
Filed: 1996-10-02
Abstract: PROBLEM TO BE SOLVED: To obtain the subject composition capable of suppressing the pear skin of bread when producing the bread from a frozen or a refrigerated dough by utilizing an oil and fat satisfying specific conditions in-calorimetric analysis of differential scanning calorimeter (hereinafter abbreviated to DSC). SOLUTION: This oil and fat composition is used for incorporation used at the time of baking and has <=6 deg.C temperature difference between the crystallization starting temperature of the first exothermic peak in the initially appearing exothermic peaks when cooling an oil and fat melted at >=60 deg.C at 10 deg.C/min rate by using a DSC and/or <=0.6min time difference between the crystallization starting temperature and the first exothermic peak. A method for heating and dissolving, e.g. a raw material oil and fat or a water-in-oil type emulsion, the quick cooling and plasticizing the resultant melt in a scraping type tubular cooler and kneading the plasticized melt in a pin machine is cited as a method for preparing the composition. Thereby, problems in pear skin of bread according to especially a baking method for a molded, frozen and refrigerated dough can readily be solved.
Patent JP-H03123270-A (JP)
Title: Photoelectric conversion circuit
Inventor: KITAMURA KOICHI
IPC: H04N5/357
Filed: 1989-10-06
Abstract: PURPOSE:To cancel and remove the unnecessary pulse components of a generated output signal by integrating the output signal of a photodiode. CONSTITUTION:When a driving pulse is supplied to a blocking diode 2, the output signal of a photodiode 1 is integrated by an integrator 10, and the unnecessary pulse components, caused by a capacitance kick when the driving pulse falls and rises, can be removed. Only the sample-hold of the integrated value is needed, so the timing can be easily secured.
Patent JP-2001086122-A (JP)
Title: Network unit
Inventor: IWATSUKI KAZUKO
IPC: H04L12/28
Filed: 1999-09-16
Abstract: PROBLEM TO BE SOLVED: To provide a network unit that can avoid congestion in a network system configuring a server client system. SOLUTION: The network unit 1 has a means that transmits a control frame to a server unit 3 connected to itself. The control frame is used to instruct interruption of data transmission for a designated period. The network unit 1 has a band control program 10 that instructs periodic transmission of the control frame. A network manager sets a band utilizing rate (n) in advance. Thus, server transmission traffic from the server unit 3 is controlled within the band utilizing rate (n).
Patent JP-H04141255-A (JP)
Title: Automatic coating device
Inventor: KONDO YASUMASA
IPC: B05B12/00
Filed: 1990-09-28
Abstract: PURPOSE:To ensure that a coat applied is uniform in thickness and of high quality by providing a position detection device, a position/speed conversion device and a control device which makes variable the rotation speed of a motor for crank drive based on speed data obtained for the position of a coating device. CONSTITUTION:If a motor 6 is started, coating devices 2A, 2B are activated to move back and forth together with a lift frame 1 by a crank mechanism C, and pulse signals which are output from an optical rotary encoder 8 are counted. Then position data is output with a specified timing from a counter 10. Further, speed data corresponding to the positions of the coating devices 2A, 2B is read, referring to a position/speed conversion table 11, and the speed data which is thus read is entered into an inverter 12. In addition, the rotating speed of the motor 6 is variably controlled in accordance with the positions of the coating devices 2A, 2B. Thus the movement speed of the devices 2A, 2B can be maintained at a constant level by variably controlling the rotating speed of the motor 6 for crank drive in compliance with the positions of the devices 2A, 2B.
Patent JP-H06111629-A (JP)
Title: Electrical insulating composition and electric wire and cable
Inventor: MORISHITA SHINYA
IPC: H01B7/282
Filed: 1992-09-30
Abstract: PURPOSE:To restrict the generation of water-tree by adding a specific quantity of amine, which is expressed by a specific formula, to polyethylene or ethylene copolymer or the mixture thereof. CONSTITUTION:Amine at 0.005-1.0 parts by weight, which has four or more of carbon in total, is added to 100 parts by weight of polyethylene or ethylene copolymer or the mixture thereof. In the formula, nnot equal to 0; R<1>, R<2>, R<3>, R<4> is selected among hydrogen or hydrocarbon radical except for phenyl group and substitutional phenyl group. Electrical insulating composition and electric wire and cable, in which the generation of water-tree can be restricted even in the case where a fault such as void, foreign material and unevenness of the interface between an insulating material and a semi-conductor layer exists in the insulating material unavoidably, is thereby obtained.
Patent JP-H03124027-A (JP)
Title: High frequency ultrasonic washing
Inventor: NAKAO SHUNJI
IPC: H01L21/304
Filed: 1989-10-06
Abstract: PURPOSE:To decrease ions produced by suction at interfaces between pure water and fine grains which stick to a wafer and improve percentage of removal of the tine grains by washing the water with pure water having specific resistivity. CONSTITUTION:Bubblers 9 are disposed at inner base parts of a washing vessel 1 and this device passes an N2 gas or a CO2 gas through the bubblers. These gases are soluble in pure water 3 as electrolytes and then, the electric conductivity of pure water 3 is increased and its resistivity is decreased within a limit of 5-1 MOMEGAcm. Resistivity is determined according to the quantity of water supply 4 and a gas flow rate from the bubblers 9. Ions produced by suction at interfaces between pure water and fine grains which stick to a wafer are thus decreased and then, percentage of removal of the fine grains is improved.
Patent JP-S61139891-A (JP)
Title: Scanning method of optical symbol reader
Inventor: SHIROKABE KAZUHISA
IPC: G06K7/10
Filed: 1984-12-13
Abstract: PURPOSE:To improve readout precision by scanning a light beam curvedly and allowing one scanning line to cross a bar code completely. CONSTITUTION:When a bar code 20 moves at some angle to a window 4 as shown in a figure, a scan need to be made as shown by an arrow C so as to read the bar code 20 completely. For the purpose, the scanning line 21 is curved arcuately as shown by an arrow C, and then the possibility that one scanning line crossed the bar code increases substantially even when scanning line intervals W3 are increased above the bar code height Hd, thereby reading the bar code completely over a wide range of readout with W1. Further, scanning lines are curved not only in the direction C, but also various directions to reduce the scanning lines, thereby reducing the number of scanning lines greatly on the whole.
Patent JP-2000086045-A (JP)
Title: Suction device for sheet rotary press
Inventor: AOKI TAKANOBU
IPC: B65H29/68
Filed: 1998-09-16
Abstract: PROBLEM TO BE SOLVED: To improve workability for adjustment and shorten a working time by positioning all suction wheels to the non-image line of a sheet at the same time in response to the change of a sheet size and a picture pattern. SOLUTION: First to fourth screw rods 35, 37, 39, 40 are connected to an operation shaft 27 provided with a handle 28. Screw portions to be threaded to the screw rods 35, 37, 39, 40 are provided on first, second, fourth and fifth suction wheel units 45A, 45B, 45D, 45E. The first, second, fourth and fifth suction wheel units 45A, 45B, 45D, 45E are movably supported in a B-C direction with a driving shaft 20 as a guide. The pitches of the first and forth screw rods 37, 40 at both ends are set to be about twice the pitches of the second and third screw rods 37, 39 at the center. The first and second screw rods 35, 37 located at the right side are formed to be threaded to the right and the third and fourth screw rods 39, 40 located at the left side are formed to be threaded to the left.
Patent JP-H0899800-A (JP)
Title: Input device for hydraulic operation of forklift
Inventor: AKAO MICHIROU
IPC: B66F9/075
Filed: 1994-09-30
Abstract: PURPOSE: To provide an easy operating property which can be operated by light force with a finger tip, by providing an arm rest tiltable near the seat on the vehicle body of a forklift, and a joy stick at the front end of the arm rest. CONSTITUTION: An arm rest 6 is fixed to the upper end of an arm bracket 5 projecting horizontally. A joy stick 15 is installed to an inclined surface at the front end of the arm rest 6, while a forward and rearward changeover switch 16, a direction instruction switch 17, a hone switch 18, and the like are installed on the wall surface. Consequently, when a driver rides on, the arm rest 6 is inclined together with the arm bracket 5, to the seat back side of the driver seat, making a pipe 12 as the center, and after the driver sits on the seat, the arm rest 6 is inclined in the reverse direction from the sitting time, and the forklift can be operated by operating the joy stick 15 and the like with fingers. Since the joy stick 15 and the seat are made in a unitary structure, the joy stick 15 can be operated with no trouble even though vibration is generated to the body.