baber/WOPTO huggingface dataset:
Patent JP-S59113085-A (JP)
Title: Improvement of peat ground
Inventor: ASANAGI ETSUO
IPC: C09K17/10
Filed: 1982-12-18
Abstract: PURPOSE:To carry out the improvement of peat ground, smoothly and economically, by adding and mixing the pretreating agent composed of red mud and the ground improving agent obtained by mixing gypsum dihydrate, fine powder of quenched blast-furnace slag and Portland cement at specific ratios, to the peat ground to be improved. CONSTITUTION:A peat ground is improved by adding and mixing (A) >=15pts. of a pretreating agent composed of red mud and (B) 100pts. of a ground improving agent consisting of (i) 5-40pts. of gypsum dihydrate, (ii) 15-65pts. of quenched blast-furnace slag having particle diameter of 100-1mum and (iii) 30- 65pts. of Portland cement.
Patent JP-H0558645-A (JP)
Title: Piezoelectric porcelain composition
Inventor: WATANABE JUNICHI
IPC: C04B35/00
Filed: 1991-09-03
Abstract: PURPOSE:To provide a material, sinterable at a low temperature, having a high resistivity and a large piezoelectric strain constant and useful as actuators, especially stacked type piezoelectric elements. CONSTITUTION:The objective piezoelectric porcelain composition is expressed by the general formula (1-w)[xPb(Ni1/3Nb2/3)O3-yPbTiO3-zPbZrO3]-wPb(Me1/2 W1/2)O3 [(X+Y+Z) is 1] and the blending ratio (x), (y) and (z) are located on lines connecting the following composition points A; [(x) is 0.74; (y) is 0.25; (z) is 0.001] to B; [(x) is 0.40; (y) is 0.59; (z) is 0.01], C; [(x) is 0.40; (y) is 0.25; (z) is 0.35] and D; [(x) is 0.06; (y) is 0.59; (z) is 0.35] and within the range surrounded by the lines. Furthermore, (w) is within the range of 0.001<=(w)<=0.2 and Me is any one of Ni, Mg, Cu, Zn and Co. At least one of Mn, Cr and Fe is respectively contained in an amount of 0.005-1.0wt.% expressed in terms of MnO2, Cr2O3 and Fe2O3. Part of Pb which is the principal component is further replaced with 0.001-0.2 at least one of Ca, Ba and Sr.
Patent JP-S59113287-A (JP)
Title: Vane pump for power steering
Inventor: NISHIDA KOUYOU
IPC: F04C2/344
Filed: 1982-12-21
Abstract: PURPOSE:To permit to prevent generations of pulsation and noise by a method wherein an oil inflow path is formed so as to be a straight linear path having an acute angle with respect to the axial line of a suction tube to smooth the flow of oil flowing into a low pressure chamber. CONSTITUTION:The oil inflow path 21, communicating the suction tube 4 with the low pressure chamber 7, is formed into the straight line path having an acute angle with respect to the axial line of the suction tube, therefore, the flow of the oil, flowing from the suction tube 4 into the low pressure chamber 7, is smoothed and the path resistance in the oil path is reduced. Accordingly, generations of the pulsation and the noise may be prevented.
Patent JP-S60115807-A (JP)
Title: Rotary encoder
Inventor: OGAWA YOSHIAKI
IPC: H03M1/28
Filed: 1983-11-29
Abstract: PURPOSE:To obtain high precision by forming tooth absent parts at proper positions of the coupling part of either a driving and a driven wheel between proper stages of a gear device according to the reduction rate of rotating speeds, and thus constituting an intermittent feeding means which idles the driving wheel. CONSTITUTION:A gear unit U consists of the driving wheel A which drives gear shafts intermittently from a gear shaft Sn as a low-order stage in the order of gear shafts Sn+1, Sn+2- as high-order stages, the 1st driven wheel B which is driven intermittently by the driving wheel A and locked not to rotate during the idling of the driving wheel A, and the 2nd driven wheel C to which the rotation of the 1st driven wheel B is transmitted after being reduced to half. The driving wheel A is formed by removing teeth of a spur wheel except two adjacent teeth 21 and 21. Thus, the intermittent feeding means which idles the driving gear A is obtained and the precision is improved.
Patent JP-H0388660-A (JP)
Title: Facsimile device
Inventor: HASHIZUME MASAHIRO
IPC: H04N1/00
Filed: 1989-08-31
Abstract: PURPOSE:To decrease the cost of manufacture with a device formed in small size by providing constitution such that an upper part unit is maintained with force due to its own weight in an opened position when the upper part unit is placed in the opened position for an intermediate part unit while placing it in an opened position for a lower part unit. CONSTITUTION:When an upper part unit 6 is placed in an opened position for an intermediate part unit 4 while placing it in an opened position for a lower part unit 2, the upper part unit 6 is maintained in the opened position by force which acts on the upper part unit 6 itself. Accordingly, by using both hands, cleaning can be executed for a document read means or the like. Further by eliminating the necessity for arranging an elastic bias means between the intermediate part unit 4 and the upper part unit 6, a device can be compactly formed.
Patent JP-S6466555-A (JP)
Title: Insulation flaw detector
Inventor: SAGARA KENJI
IPC: G01N27/24
Filed: 1987-09-07
Abstract: PURPOSE:To enable the use of high frequency applied voltage at a low voltage, by arranging a means to detect a high frequency current flowing based on a process of charging an insulation layer with the application of a high frequency voltage and a means to selectively detect an impulse-like change in the high frequency current. CONSTITUTION:A high frequency current detection means 14 detects a high frequency current flowing based on a process of charging an insulation layer 6 by a voltage applied between a gage head 10 and a conductor 4 by a high frequency voltage application means 12 to output a current detection signal 16 of a voltage value proportional to the size of the high frequency current. The signal 16 is inputted into a limiter circuit 22 of an impulse selective detector means 20. An output of the circuit 22 is inputted into a non-inversion input terminal of a comparator 32 through a filter circuit 24, a full-wave rectification circuit 26, an integration circuit 28 and an amplification circuit 30. On the other hand, a voltage at a voltage division point of a voltage dividing circuit comprising a fixed resistor 34 and a variable resistor 36, namely, a reference voltage is inputted into an inversion input terminal of the comparator 32. Then, a flaw detection signal 38 outputted from the comparator 32 is outputted as hold output 44 and a momentary output 46 respectively through an FF40 and one-shot multivibrator 42.
Patent JP-S6378029-A (JP)
Title: Infrared thermometer
Inventor: TANAKA TOSHIHARU
IPC: G01J5/10
Filed: 1986-09-19
Abstract: PURPOSE:To vary a distance between an infrared thermometer body and an object to be temperature measured, by constituting a concave mirror for reflecting a light beam from the object to be temperature measured, to an infrared sensor, so that its radius of curvature is variable. CONSTITUTION:A concave mirror 2 in a body case 1 has flexibility, it is roughly rectangular, its end part 11 can move to the end part 10, and its center part retreats gently, comparing with both end parts 10, 11. Also, the end part 11 is driven in the direction of the end part 10 by a driving means constituted of a rail 14, etc. provided in a supporting frame 12. On the other hand, an infrared sensor 3 is on an optical axis of the concave mirror 2, and provided at a prescribed distance from the concave mirror 2. In this state, an arithmetic means 4 calculates a desired radius of curvature, based on a distance extending from the concave mirror 2 which is set to a focal distance setting dial 8 to an object to be temperature-measured 21, and calculates and displays 5 a temperature of the object to be temperature-measured, based on a distance extending from the concave mirror 2 which is attained to a desired radius or curvature by a rotation of a stepping motor 16, and magnitude of a detecting signal of the sensor 3.
Patent JP-H1065787-A (JP)
Title: Handset placing table
Inventor: SAKAI TOSHIYA
IPC: H04M1/06
Filed: 1996-08-26
Abstract: PROBLEM TO BE SOLVED: To prevent the deformation and the breakage of a wall mounting tool in a handset placing table which can be used as a desktop type and a wall type. SOLUTION: As a supporting member 13 supporting the hand set 14 from a lower part at the time of mounting to a wall is provided for a handset receiving table housing 12 on the right and left of a recessed part 16 for fixing a wall mounting tool 10, the handset 14 is held by the supporting member 13 formed on the right and left of this tool 10 in addition to the tool 10. Thereby, a weight added to the tool 10 is reduced so that the receiver placing table hardly deforming and breaking the tool 10 at the time of using as a wall type is provided.
Patent JP-H1060564-A (JP)
Title: Ti-al intermetallic compound base alloy
Inventor: TETSUI TOSHIMITSU
IPC: C22C14/00
Filed: 1996-08-26
Abstract: PROBLEM TO BE SOLVED: To impart material characteristics of being usable as-cast to an alloy, at the time of mass-producing supercharger compact rotary parts for various engines by lost wax precision casting, by specifying the compsn. of a Ti-Al intermetallic compound base alloy to be used. SOLUTION: The compsn. of an alloy is composed of the one contg., by atom, 45 to 48% Al concn., 0.5 to 2% Co concn., 1 to 2% Cr concn., 0.3 to 0.8% Ta concn, 5 to 9% Nb concn., and the balance Ti with inevitable impurities. As the results of material testing as for the products with 100mm diameter obtd. by subjecting the alloy having the compsn. using Ti, Al, Co, Cr, Ta and Nb as raw materials to melting by high frequency skull melting in an Ar atmosphere, and executing casting, 1.0% room temp. elongation, >=53kgf/mm<2> 800 deg.C tensile strength and <=2.3g/cm<2> increase to be oxidized at 800 deg.C for 500hr have been shown, and in this alloy, material characteristics such as excellent high temp. strength, oxidation resistance and cold elongation can be obtd. as-cast.
Patent JP-S59114976-A (JP)
Title: Video camera
Inventor: OGAWA MASAAKI
IPC: H04N5/335
Filed: 1982-12-20
Abstract: PURPOSE:To facilitate easy handling of a video camera with no increment of the size and weight by performing the exposure in a still picture mode after opening an automatic diaphragm with a still signal and then closing the diaphragm again with an exposure time control signal. CONSTITUTION:A program type exposure time control circuit 60 detects a sight out of a subject field to calculate the optimum exposure value and delivers the result of calculation as an exposure time control signal. While a gate circuit 70 supplies both the exposure time control signal and still signal and delivers an automatic diaphragm shutter control signal which controls the open/close of the automatic diaphragm in a still picture shooting mode. This control signal opens and closes an automatic diaphragm 10 through an automatic diaphragm driving circuit 21. The diaphragm 10 is closed for a fixed period of time after the still signal is delivered. Then the diaphrgam 10 is gradually opened for a period during which the exposure is given based on a program after the fixed period elapses. Then the diaphragm 10 is closed again for said exposure time.
Patent JP-S6379477-A (JP)
Title: Direct current stabilizing system for video signal
Inventor: TAMURA HITOO
IPC: H04N5/16
Filed: 1986-09-24
Abstract: PURPOSE:To stabilize a direct current for a video signal which is enciphered and difficult in a synchronizing separation by feedback-controlling according to the difference in level between the direct current level of all the video signal and the direct current level of a direct current stabilized video signal. CONSTITUTION:An enciphered analog video signal 11 inputted from an input terminal 1 is supplied to a reproducing circuit 2 and the direct current stabilized analog video signal 12 is outputted therefrom. This analog video signal 12 is A/D converted, taken out to an output terminal 9, applied to an average circuit 4, integrated by considering a horizontal period time or a vertical period time to be one interval and further divided by a constant value to obtain average data 14. This average data 15 is fed to a comparison circuit 16 and compared with reference data 15. This difference data 16 corresponds to the level difference between the average direct current level of the direct current stabilized enciphered analog video signal 12 and the reference direct current level and it is fed back to the reproducing circuit 2 via a D/A converting circuit 7.
Patent JP-H0888491-A (JP)
Title: Electronic apparatus
Inventor: KUNO KATSUMI
IPC: H05K7/20
Filed: 1994-09-19
Abstract: PURPOSE: To provide an electronic apparatus in which the high density mounting of an electronic component can be realized, and reduction in size, high performance and multi-functions can be provided. CONSTITUTION: The electronic apparatus comprises an electronic apparatus body 1 having a heat radiating terminal on an outer surface and means for guiding heat generated therein to the terminal, and an evaporation type radiator 2 detachably provided at the body 1 and having a refrigerant holding part for holding liquid refrigerant and evaporating it and thermally conducting with the holding part at the outer surface and having a heat absorbing terminal thermally connected to a heat radiating terminal when mounted on the body 1.
Patent JP-H1069143-A (JP)
Title: Image forming device
Inventor: HAMADA KUNIHIRO
IPC: G03G15/01
Filed: 1996-08-26
Abstract: PROBLEM TO BE SOLVED: To prevent the divergence of focus by thermally expanding a holding member which is arranged between an image forming body and a supporting member and for holding an image forming element, to set the center of the image forming element in the middle position between the image forming body and the supporting member. SOLUTION: A metallic casing 12d and the holding member 12c provided in an exposure unit 12, the supporting member 20 for the exposure unit 12, the substrate of a photoreceptor drum 10 as the image forming body, etc., are thermally expanded by the generation of heat by the LED 121 as a light emitting element of the exposure unit 12. When the linear expansion coefficients of the prism of the supporting member 20, the holding member 12c and the substrate of the photoreceptor drum 10 are defined as α11, α12 and α13, and α13 is >=α11, α12 is >=α11. Thus, even if variation in temp. caused by the generation of the heat from an exposure element occurs, the divergence of the focus of the image forming element hardly occurs.
Patent JP-H0966273-A (JP)
Title: Film like article or laminate and treatment of waste refuse using the same
Inventor: WAKAMIYA MASATOSHI
IPC: B09B1/00
Filed: 1995-08-31
Abstract: PROBLEM TO BE SOLVED: To obtain a hydrolyzable film like article capable of being suitably utilized as a capping sheet leveling rainwater to allow the same to flow in waste refuse by compounding an alkaline compd. or alkali component-containing compd. with a polymer hydrolizable by alkali. SOLUTION: A hydrolyzable film like article is composed of a polymer compd. prepared by compounding alkaline compd. or alkali component-containing compd. with a polymer hydrolyzable by alkali. As the polymer hydrolyzable by alkali, polycaprolactone, a copolymer of β-hydroxybutyric acid and β- hydroxyvaleric acid, an aliphatic polyester or a lactic acid polyester is designated. When this film like article is used as a capping sheet 10, the film like article comes into contact with the alkaline aq. soln. in the waste refuse 9 and a part of the film like article is degraded to gradually form small holes and the flow of rainwater is leveled to gradually pass through the waste refuse 9.
Patent JP-H0272343-A (JP)
Title: Document feeder
Inventor: KAWANO MINORU
IPC: G03G15/00
Filed: 1988-09-07
Abstract: PURPOSE:To facilitate operability by automatically switching a mode to a mode in which documents can be manually supplied one by one when an auxiliary paper feeding tray is turned and protrudes on a paper supply tray. CONSTITUTION:In a state where the auxiliary paper feeding tray 107 is housed in the recessed part 102A of a movable paper feeding tray 102, the back surface side 107C of the tray 107 abuts on a part of the recessed part 102A to be in a still state. At such a time, the surface side 107B of the tray 107 exists lower than the document placing surface of the movable paper feeding tray 102, so that it does not prevent the feed of paper by an automatic document feeder. In the case of the feeding of paper by a semiautomatic document feeder that the documents are manually fed one by one, a user inserts his higher tip in the recessed part 102A and holds the leading edge part of the tray 107 to be turned. Then, the auxiliary paper feeding tray 107 is turned counterclockwise centering around a shaft part 107A and the surface side 108B of the tray 107 abuts on the upper surface side of a fixed paper feeding tray 103 and stops, so that the feeding of paper by the semiautomatic document feeder can be possible. Thus, the automatic mode and the semiautomatic mode can be switched through one action and the operation of one or various kinds of a few documents can be facilitated.
Patent JP-H1058899-A (JP)
Title: Aromatic decorative body
Inventor: FUJIMORI YOJI
IPC: B44C5/06
Filed: 1996-08-26
Abstract: PROBLEM TO BE SOLVED: To provide an aromatic decorative body forming a chemical crystal growing substance in which every crystal body separating out at an end portion of a basic material can be coloured in one or more colours. SOLUTION: A decorative body comprising an absorption basic material, a decorative stock solution 3 having an inorganic compound and a scent dissolved therein, and a container 4 on which a proximal end portion of the base material is held and adapted to be filled with the decorative stock solution 3 wherein the decorative stock solution 3 poured into the container 4 is absorbed in the basic material and wherein crystals 30 are adapted to separate out to grow at end portions of the base material as solvent evaporates, the decorative body being characterized in that a portion is provided at each end of the base material which has at least one kind of coloring agent impregnated therein.
Patent JP-S61103112-A (JP)
Title: Conduit for optical fiber
Inventor: IRISAWA TAKESHI
IPC: H01B7/29
Filed: 1984-10-26
Abstract: PURPOSE:To obtain a conduit for an optical fiber which has excellent heat resistance and is suitable for wiring an optical fiber cord to a place such as a wiring part of a communication wire of a building, etc. where thermal protection is required by using a ceramic material to form the conduit for insertion of the optical fiber cord. CONSTITUTION:The conduit 7 for wiring the optical fiber cod 1 to the place such as the wiring part of the communication wire of a building, etc. where the thermal protection is required is constituted by forming a pipe body 8 of the ceramic material, connecting such bodies 8 and inserting the cord 1 therein. The bodies 8 of the prescribed length formed of the ceramic material may be straightly connected and the cord 1 may be inserted in the communication wiring part in an ordinary building. A coating layer 9 consisting of a highly heat resistant material is formed on the outside circumference of the body 8 in order to improve the heat resistance and to provide waterproofness thereto.
Patent JP-2000054611-A (JP)
Title: Soundproof floor structure body having built-in plastic forming body
Inventor: NAKAGAWA HIDEKI
IPC: E04F15/18
Filed: 1998-08-07
Abstract: PROBLEM TO BE SOLVED: To provide a sound proof floor structure excellent in a walking feeling and a soundproof effect without impairing an adhesiveness to a floor finishing material and a concrete slab. SOLUTION: A floor substrate material is composed of a foaming body formed of a resin composition containing 10-60 pts.wt. of an inorganic filler having mean grain diameter of 3-60 μm and 90-40 pts.wt. of olefinic resin, having an apparent density of 0.03-0.15 g/cm3, and the surface is formed of a floor substrate material having a recessed part or a projected part. In this case, hard plate 2 is laminated on the surface (3) having a distance (a) (a1, a2) between centers of two adjacent projected parts formed on the surface within the range of 8-20 mm, and a height difference (b) between the recessed part and the projected part within the range of 1-4 mm.
Patent JP-S60116467-A (JP)
Title: Thermal recording method
Inventor: IGARASHI AKIRA
IPC: B41M5/28
Filed: 1983-11-30
Abstract: PURPOSE:To eliminate fouling of a thermal head and sticking in printing by setting the angle between a thermosensitive recording paper and the recording surface of the thermal head at above 45 deg. on the paper feeding side while at below 20 deg. on the paper discharging side. CONSTITUTION:A thermal head 2 is produced by laminating a heat generating resistor 3 made of thallium oxide or the like, a lead made of gold or the like and a protective film made of tantalum pentoxide or the like to protect them on a ceramics base material. Therefore, the thermal head 2 have heat generating bodies arranged in series on a flat plate and to perform a thermosensitive recording, an electric pulse is applied to the thermal head 2 feeding a thermosensitive recording paper 4 between a paper feeding platen roll 1 and the heat generating resistor 3 after being made to face one another to perform a printing. At this point, paper is fed in such a manner that the angle between the thermosensitive recording paper 4 and the recording surface of the thermal head 2 is above 45 deg. as theta1 on the paper feeding side while below 20 deg. as theta0 on the paper discharging side.
Patent JP-H06160452-A (JP)
Title: Method for diagnosing deterioration of zinc oxide lightning arrester
Inventor: IWAI HIROMI
IPC: H01T15/00
Filed: 1993-09-09
Abstract: PURPOSE:To inexpensively and easily specify the existence of any having a deteriorated nonlinear resistance element among three-phase arresters connected to each phase of transmission lines. CONSTITUTION:Arresters 21, 22, and 23 are connected to each phase of transmission lines and the other ends of the arresters 21, 22, and 23 are commonly connected to the ground through one current detector 44, and then, a voltage detector 3 is connected to the phase 11. When one of the arresters 21, 22 and 23 is deteriorated, the deteriorated arrester can be specified by inputting the pulsating voltage generated at the moment the current value detected by means of the current detector 44 exceeds a prescribed value and another pulsating voltage generated at the peak position of the voltage waveform of the phase 11 measured by means of the voltage detector 3 after inputting the voltage waveform to a computing element 48 to a computing element 49 and calculating the time difference between the generating moments of both pulsating voltages.
Patent JP-2000056680-A (JP)
Title: Key generation system in ic card
Inventor: SHIBATA NAOTO
IPC: G06K19/10
Filed: 1998-08-07
Abstract: PROBLEM TO BE SOLVED: To make it possible to generate a safe key with a public key code in an IC card in a practical time. SOLUTION: This key generation system in an IC card is configured of a terminal device 1 which generates random numbers necessary for generating a key and has a function to transmit the generated random numbers to the IC card, and an IC card 2 provided with a parameter generating means for generating any number of parameters, a prime number judging means for judging whether or not the above-mentioned parameter is a prime number by using a random number transmitted from the terminal side, and a cryptographic key generating means for generating a cryptographic key based on the parameter judged as a prime number by the prime number judging processes more than once.