baber/WOPTO huggingface dataset:
Patent JP-H0760419-A (JP)
Title: Method for preparation of casting
Inventor: NAGATA TAKUO
IPC: B22D11/10
Filed: 1993-08-25
Abstract: PURPOSE:To stably open the hole in a nozzle by closing a sliding nozzle after flowing out a plugged material in an upper nozzle together with molten steel and blowing gas into the molten steel in the upper nozzle. CONSTITUTION:The sliding nozzle composed of the upper nozzle 1 and upper and a lower plates 3, 4 for the sliding nozzle is arranged at the bottom part of a molten steel ladle laid on a supporting device for molten steel ladle. This sliding nozzle is opened and the material beforehand packed in the upper nozzle 1 is allowed to flow out together with the molten steel from the molten steel ladle. Thereafter, the sliding nozzle is closed and successively, gas is blown into the molten steel in the upper nozzle 1 from the lower plate 4 for the sliding nozzle through a gas blowing pipe 5. By this method, the solidification of molten steel in the nozzle can be prevented.
Patent JP-H0392716-A (JP)
Title: Photoelectric encoder
Inventor: KABAYA YOSHIHIKO
IPC: G01D5/36
Filed: 1989-09-05
Abstract: PURPOSE:To achieve the compact configuration and light weight for a device and to decrease the number of components by forming a light emitting element and a lattice substrate on the light emitting side as a unitary body. CONSTITUTION:A lattice substrate 130 on the light emitting side is made to have a thin rectangular shape. Semiconductor layers 140 and 142 having the different polarities are laminated and arranged. A light emitting junction plane is formed between both layers. The layer 140 comprises P-type GaAs, and the layer 142 comprises an N-type GaAs. Mainly, near infrared-rays are emitted. Gold electrode films 144 and 146 are provided at the end surfaces of the layers 140 and 142 by the vapor deposition of gold. A high-voltage side lead wire 148 and a low-voltage side wire 150 are bonded to said films. Holes and electrons are injected into the layers 140 and 142 through said electrodes. Thus, the holes and the electrons are recombined at the contact surfaces of the layers 140 and 142. Light having the specified frequency is emitted with the electronicy excitation energy at this time. The characteristic fact of this method is that the light emitting element itself is the lattice substrate on the light emitting side. The film 144 is made to be a lattice, and slits 144a are provided at a specified interval.
Patent JP-H0891474-A (JP)
Title: Rustproofing packaging material
Inventor: SHIMIZU YOSHINAO
IPC: B65D85/86
Filed: 1994-09-27
Abstract: PURPOSE: To provide a rustproofing packaging material for the intermediate product of ferrous metals such as semiconductor lead frame and shadow mask. CONSTITUTION: One or both surfaces of a base material are coated or impregnated with the rust preventive composition free from alkali metal ion and alkaline earth metal ion and less apt to crystallize on the metal surface being treated with rust preventives, thereby affording the rust preventive packaging material for use in the intermediate product of ferrous metals such as lead frame and shadow mask.
Patent JP-H0748708-A (JP)
Title: Gloves and their production
Inventor: OTANI RYUTARO
IPC: A41D19/02
Filed: 1993-08-06
Abstract: PURPOSE:To lower the resistance of gloves on wearing them on hands and reduce the size of a material used for their production, on the gloves produced by superposing raw material sheets on each other and subsequently fusing and cutting the superposed sheets in the shapes of hands. CONSTITUTION:Raw material sheets are superposed on each other and subsequently fused and cut in the shapes of hands. The tips of either one or both of the thumb and the little finger of each hand are bend inward. Thereby, the gloves are produced in the shapes similar to a naturally spread hand state, and the gloves can be worn in the natural states of the hands. The right and left gloves can be produced in a step, and the sizes of the raw material sheets in the lateral direction of the gloves can be minimized by the use of a heated board having a fusing and cutting section in which the shapes of hands are arranged in the reverse directions to each other and in which a part or all parts of the adjacent fusing and cutting sections for the hand shapes are in common with each other. Since the gloves just fit into the sizes of hands can be used for works, the wearing touch of the gloves are improved, and the looseness and separation of the gloves are not caused during the works. Since the raw material sheets can be saved, the production cost of the gloves can be lowered, and the size of the heating board can be reduced.
Patent JP-H0780471-A (JP)
Title: Method and apparatus for treating tap water
Inventor: MAKINO IKUO
IPC: C02F1/50
Filed: 1993-09-17
Abstract: PURPOSE:To supply a large quantity of water of good quality by utilizing water supply pressure by a method wherein tap water is subjected to adsorption treatment using activated carbon and a predetermined amt. of chlorine is added to the treated water corresponding to the integrated flow rate of tap water and the treated water is supplied to respective use points and the concn. of chlorine in the treated water is held to a predetermined value. CONSTITUTION:At the time of water supply, at first, the tap water continuously supplied from a pipeline 37 through an introducing pipeline 33 is subjected to adsorption treatment in the activated carbon cylinder 36 of an activated carbon tank 35 while the flow rate thereof is measured by an integrating flowmeter 34 to remove a harmful substance or an offensive smell and taste substance. Next, the treated water is introduced into a chlorine mixing tank 30 through an introducing pipeline 33. Continuously, chlorine is injected into the chlorine mixing tank 30 by a chlorine injection device 45 through a chlorine injection pipeline 48 and, thereafter, the treated water is supplied to respective use points 40 through a supply pipeline 39. At this time, the concn. of residual chlorine of the treated water is detected by a chlorine sensor 55 to be held to predetermined concn. At the time of standby, the treated water is circulated through the supply pipeline 39 and a return pipeline 41 and the supply of tap water is stopped by the pressure of this circulating water to keep the predetermined clorine concn.
Patent JP-S59119657-A (JP)
Title: Picture image display apparatus
Inventor: KAWACHI YOSHIKAZU
IPC: H01J29/07
Filed: 1982-12-27
Abstract: PURPOSE:To provide more relaxed manufacturing allowances, by disposing a plurality of linear thermionic cathodes between a back plate and an electron beam forming electrode so that three beams are formed of electrons emitted from one cathode and then converging them into one beam through a shadow mask. CONSTITUTION:Between a back plate 23 and a beam forming plate 24 are disposed two linear thermionic cathodes 21 stretched in vertical direction with reference to the picture plate. Said beam forming electrode 24 is provided with through holes, which are disposed in the vertical direction with such intervals that will give sufficient resolution and in the horizontal direction in such number that three holes are corresponding to one cathode 21. And an image is displayed on the display plate 31 with a phosphor layer formed thereon by the electron beams landing thereon through focusing electrodes 26, 28 and a convergence electrode 27, deflecting plates 29, and a shadow mask 30. In this way, by converging three electron beams into one, the processing and assembling allowances of electrodes can be relaxed and power consumption by the cathodes can be reduced.
Patent JP-H0280888-A (JP)
Title: Tube fitting
Inventor: YOKOMATSU TAKAHIRO
IPC: F16L33/23
Filed: 1988-09-14
Abstract: PURPOSE:To join a tube fitting to a hose simply by inserting a hose between a shaft portion and a connecting ring extending from the large-diameter hole portion side of the first cylinder member to the small-diameter hole portion side. CONSTITUTION:The end portion of a hose 15 is inserted extending from the large- diameter hole portion side 12b of the first cylinder member 12 of a tube fitting 11 to the small-diameter hole portion side 12a until it is brought into contact with a flange portion of the second cylinder member 14 between the shaft portion 14c and the connecting ring 16 and engaged therewith. When the internal pressure is loaded, the flange portion 14a of the second cylinder member 14 is slid along the inner wall of the large-diameter hole portion 12b in the axial direction by fluid pressure, so that the connecting ring 16 is moved closer to an engaging member 17, with the outside surface portion 16 pressed to the flange portion 14a. The connecting ring 16 is pressed to be decreased in diameter by the flange portion 14a and the engaging member 17, and the peripheral portion of the inner peripheral portion eats into the outer peripheral portion of the hose 15 to firmly join the end portion of the hose and a tube fitting. Thus, the hose and the tube fitting can be joined to each other simply without a fastening device, a jig or the like.
Patent JP-2000063085-A (JP)
Title: Wheel crane
Inventor: MIYAZAWA HIROSHI
IPC: B66C1/00
Filed: 1998-08-18
Abstract: PROBLEM TO BE SOLVED: To expand the rear space of a revolving frame so as to house a boom external apparatus and the like in this space without causing any problem such as reduction in a lift or increase in a rear end slewing radius of a revolving superstructure on the precondition that a boom is offset from the center of rotation. SOLUTION: On the precondition that boom supporting brackets 16, 17 on both sides are arranged at different distances from the center O of rotation, a distance La between the rear end of the bracket 17 on the side closer to the center O of rotation and a boom derricking center α is set to be longer than a distance Lb between the rear end of the bracket 16 on the side farther from the center O of rotation and the boom derricking center α (La>Lb) under such a condition that rear end slewing radii Ra, Rb of the brackets 16, 17 are equalized substantially.
Patent JP-S61110475-A (JP)
Title: Light emitting diode lamp
Inventor: TAKAHASHI MINORU
IPC: H01L33/38
Filed: 1984-11-02
Abstract: PURPOSE:To obtain a preferable light emitting diode lamp having universality, no intensity decrease at the center by mounting a light emitting diode pellet on a mount so that a P-N junction of the pellet is in parallel with the longitudinal direction of a cathode lead, and providing a reflector at an angle with respect to the longitudinal direction of the cathode lead. CONSTITUTION:When the prescribed voltage is applied forwardly between the cathode lead 9 and the anode lead 10 of a light emitting diode lamp 7, a light is emitted in the vicinity of a P-N junction 14. Since a light emitting diode pellet 11 is mounted on a mount 12 so that the junction 14 is parallel to the longitudinal direction of the lead 9, the emitted light expands from the junction 14 toward the peripheral direction, the light directed toward the upward direction is rectilinearly propagated, the light directed toward the downward direction is reflected on a reflector 13, and similarly directed upward, and is not decreased in the intensity in the center. The intensity of the light orienting characteristic can be altered merely by varying the angle theta formed between the mount 12 and the reflector 13 of the lead 9 and the shape of the reflector 13.
Patent JP-S6384973-A (JP)
Title: Color printer
Inventor: YOKOYAMA HISAHIRO
IPC: B41J35/14
Filed: 1986-09-30
Abstract: PURPOSE:To prevent hitching of a color ribbon and to realize highly reliable color printing, by shifting a ribbon carriage by a distance corresponding to a specified color added with a present distance thereafter shifting the ribbon carriage in reverse direction by the predetermined distance. CONSTITUTION:The entirety of a color print is controlled by CPU31, and when a color command is transferred from a host computer said color command is inputted through an interface 33 to CPU31. When it is decided that a color command has transferred, a ribbon carriage 13 is shifted by a distance L+X, where L is the distance required by a color band corresponding with a specified color for facing with a print head and X is a preset distance. Then the ribbon carriage 13 is shifted in reverse direction by the distance X and stopped. Consequently, the color ribbon is prevented from hitching, resulting in a highly reliable color printing.
Patent JP-H0891767-A (JP)
Title: Monorail for high temperature environment
Inventor: HARADA MAMORU
IPC: B66C7/04
Filed: 1994-09-27
Abstract: PURPOSE: To lighten the stress generated at a supporting place in the thermal extension and contraction of a monorail for the high temperature environment, and secure safety. CONSTITUTION: A slidable supporting means 10 is arranged as a monorail arranged along the horizontal direction on a supporting wall 4 for dividing the high temperature environment, in an interposed state between the supporting wall 4 and a rail member 1, and the slidable supporting means 10 is equipped with a slidable engagement plate 11 which is installed either on the supporting wall 4 or the rail member 1, and is arranged nearly along the orthogonal direction in the longitudinal direction of the rail member 1, and a shiftable bracket 12 which is engaged in a shiftable manner on the slidable engagement plate 11 and is installed either on the supporting wall 4 or the rail member 11, as the other.
Patent JP-H0786893-A (JP)
Title: Detecting circuit for clock signal abnormality
Inventor: KIDA TOSHIZANE
IPC: H03K5/19
Filed: 1993-09-17
Abstract: PURPOSE:To provide a detecting circuit which can instantaneously detect the abnormality (break and deterioration of frequency) of the clock signals by using a simulated clock signal that has the same frequency as that of the clock signal supplied to a device. CONSTITUTION:A simulated clock signal generating circuit 1 generates a simulated clock signal C that has the same frequency as that of a clock signal A supplied to a circuit. Meanwhile a fixed pattern signal B synchronized with the signal A is generated by a pattern signal generating circuit 2. Then a comparator 3 compares the cycle time of the signal B with the reference cycle time of the signal C to detect the break and the deterioration of frequency of the signal A.
Patent JP-S6475262-A (JP)
Title: Thermal recorder
Inventor: UCHIDA SHIRO
IPC: B41J2/32
Filed: 1987-09-18
Abstract: PURPOSE:To lessen a stick phenomenon and besides, to improve a quality of a recording image, by shifting a heating part of a thermal head in a carrying direction of recording paper to a pressure contact center of a platen roller. CONSTITUTION:Since a center line C of a heating part 5a is shifted by a distance L in a carrying direction of a thermal recording paper 5 to a pressure contact center of a platen roller 1, a time while the thermal recording paper is pressured onto the platen roller 1 after the thermal recording paper 3 has come into contact with the heating part 5a to be heated, is short, and the thermal recording paper 3 will be soon released. Thereby, a stick phenomenon that the thermal recording paper 3 stick fast to a thermal head substrate 5 will be difficult to be generated. Further, since the heating part 5a is positioned by shifting to a central position of a nip width D, the heating part 5a will easily release heat. Thereby, accumulated heat is lessened even when an image of many black dots is recorded or the like, the heating part 5a is prevented from increase of temperature to not less than necessary extent. Therefore, heating of the thermal recording paper 3 to more than necessary extent is eliminated, a quality of the recording image will be improved.
Patent JP-H0875001-A (JP)
Title: Resinous pressure container having seal groove and manufacture thereof
Inventor: OHORI ATSUSHI
IPC: F16J12/00
Filed: 1994-08-31
Abstract: PURPOSE: To provide a structure of resinous pressure container and its manufacturing method thereof in which a seal groove can be formed without depending on cutting work, in which installation of a seal material onto the seal groove can be performed without deforming the seal material, in which automation is easy, and which provides excellent productivity. CONSTITUTION: A first container member 2 of a cylindrical form having a circular recessed part 21 protruded at one end, and a second container member 3 of a similar cylindrical form having a circular protruded part 31 of a shorter protruding length than a protruding length of the circular recessed part 21 are formed by injection moulding of resin, the circular recessed part 21 and the circular protruded part 31 of these container members 2, 3 are engaged with each other, and both are connected to each other by ultrasonic welding in the condition where a circular groove to be a seal groove generated by difference between the protruding lengths is provided at their inner circumference. At the time of engaging the container members 2, 3 with each other, it is desirable that a sealmaterial 4 is installed on the circular recessed part 21 preliminarily for achieving automation.
Patent JP-S6291444-A (JP)
Title: Glass for welding ferrite
Inventor: KIMURA KAZUHISA
IPC: C03C3/066
Filed: 1985-10-17
Abstract: PURPOSE:To obtain the titled glass which hardly erodes ferrite and wherein the generation of air bubbles is reduced in welding by mixing SiO2, B2O3, Al2O3, (Na2O+K2O+Li2O), (MgO+CaO+BaO+SrO), ZnO, and Bi2O3 in a specified ratio. CONSTITUTION:The glass contains 22-30wt% SiO2, 15-30wt% B2O3, 0.05-2wt% Al2O3, 8-18wt% (Na2O+K2O+Li2O3), 8-15wt% (MgO+CaO+BaO +SrO), 22-33wt% ZnO, and 0.1-5wt% Bi2O3. The glass does not contain Fe2O3 and MnO2 component as compared with the conventional glass and the melting property is improved by the addition of Bi2O3 while increasing the content of SiO2. Since the generation of air bubbles in the glass is reduced by decreasing the Al2O3 content, the thermal expansion coefficient is matches with that of ferrite.
Patent JP-S6295729-A (JP)
Title: Magnetic recording medium
Inventor: FUJIYAMA MASAAKI
IPC: C09D175/00
Filed: 1985-10-19
Abstract: PURPOSE:To improve the glossiness and smoothness on the surface of a magnetic layer by specifying the values of the specific surface area and bulk density/ true density of pulverized ferromagnetic metallic powder within a specific range in the stage of providing the magnetic layer dispersed with the pulverized powder in a binder on a non-magnetic substrate. CONSTITUTION:Fe, Co, Ni or the alloy thereof having >=80wt% metallic component and another component such as Al, Si or Pb having <=20wt% metallic component are dispersed into the binder consisting of a vinyl chloride/vinyl acetate copolymer, etc. The binder is then coated on the non-magnetic substrate consisting of a PE terephthalate, etc. and a dried to form the magnetic layer. The specific surface area of the pulverized ferromagnetic metallic powder is specified to >=42m<2>/g and the value of the bulk density/true density to a 0.07-0.16 range with the above-mentioned constitution. The value of the bulk density/true density is otherwise specified to 0.08-0.15 and the pulverized powder to be used is preliminarily subjected to a compaction treatment. The uniformity of the magnetic layer is improved in the above-mentioned and mucn powder is improved in the above-mentioned and much powder is incorporated theren in the form of primary particles.
Patent JP-S6386541-A (JP)
Title: Mounting of semiconductor chip
Inventor: MATSUDA HIROYUKI
IPC: H01L21/66
Filed: 1986-09-30
Abstract: PURPOSE:To simplify an operation process by a method wherein immediately after connecting an electrode pad to leads, the functional tests of a semiconductor element as it is loaded on a film carrier are performed. CONSTITUTION:Probes 21 performing various functional tests are provided on both sides of a bonding tool 19 to be lowered interlockingly with the lowered bonding tool 19 and then lifted several seconds after the bonding tool 19 is lifted. After making alignment of a semiconductor chip 3 with a hole part 5 of a film carrier 1, the bonding tool 19 is lowered to thermal pressure fix leads 9 to an electrode 11 through the intermediary of a bump 17. At this time, the probes 21 for functional tests of the semiconductor element are lowered to come into contact with the leads 9 while said functional tests are performed by the probes 21 after the bonding tool 19 is lifted. Through these procedures, the semiconductor chip 3 loaded on the film carrier 1 can be mounted on various equipments.
Patent JP-S60123833-A (JP)
Title: Image forming device
Inventor: OUJIDA HIDETSUGU
IPC: G03G15/041
Filed: 1983-12-09
Abstract: PURPOSE:To set easily optional magnification with small memory capacity by determining the correction amount of position of an optical system for change of magnification by a specific arithmetic expression according to magnification. CONSTITUTION:A copy key 73, magnification setting keys 791-795, an magnification up key 811, and a down key 812 are connected to the input of a main control part 91 which controls the whole copying machine through a data selecto 92, and the operation state of each key is sensed with clock pulses of a pulse generator 93. The magnification is changed by changing the speed ratio of the optical system and an image carrier (photosensitive durm) and correcting the position of the optical system for varying an optical path length ratio. The position correction of the optical system is made by calculating the movement extents of a mirror and a lens by the arithmetic expression stored in a memory and controlling motors 56 and 61 for moving the mirror and lens on the basis of the arithmetic results.
Patent JP-S61110760-A (JP)
Title: Vapor deposition apparatus
Inventor: OSAWA MASARU
IPC: C23C14/30
Filed: 1984-11-06
Abstract: PURPOSE:To execute stable vapor deposition by controlling a beam diameter according to the material and size of the substance to be vapor-deposited, by providing an electron gun with a mechanism controlling the diameter of an electron beam. CONSTITUTION:A shielding plate 7 having a variable opening 11 is attached to the electron gun. The shielding plate 7 consists of two movable plates 8, 9 and a supporting rod 10, and the movable plates 8, 9 are moved according to the material and size of the substance to be vapor-deposited so as to control the opening of the opening 11. In accordance with this opening, the diameter of an electron beam generated from a filament 3 can be controlled. By use of this apparatus, a thin film can be stably vapor-deposited onto the substance to be vapor-deposited.
Patent JP-H0282077-A (JP)
Title: Refrigerator
Inventor: SAKAZUME AKIO
IPC: F25D17/08
Filed: 1988-09-19
Abstract: PURPOSE:To obtain a refrigerator favorable in cost and space by making a period of time, in which the holding of the opening condition of a damper device is continued, variable to change an opening and closing period. CONSTITUTION:When a temperature in a first chamber 3, near to a damper device 17, is desired to be kept lower than a temperature in a second chamber 4, more distant from the damper device 17, a period of time, in which the opening condition of the damper device 17 is continued, is shortened and the opening and closing cycle of a short period is repeated. According to this operation, the rate of energy used for mixing air in the vicinity of a cold air outlet port for the damper device 17 is larger and, therefore, more cold air, sent out of the damper device 17, is supplied into the first chamber 3, near to the damper device 17, than the amount of the cold air supplied into the second chamber 4, more distant from the damper device 17 whereby the first chamber 3 may be cooled much more than the second chamber 4. When more amount of cold air is desired to be supplied into the second chamber, distant from the damper device 17, than the first chamber 3, near to the damper device 17, a period of time, in which the opening condition of the damper device 17 is continued, is elongated and the opening and closing cycle of a comparatively long period of time is repeated.