baber/WOPTO huggingface dataset:
Patent JP-S6275565-A (JP)
Title: Toner cartridge
Inventor: YUKINAGA MITSUHARU
IPC: G03G15/08
Filed: 1985-09-30
Abstract: PURPOSE:To suppress the generation of noxious gas or the like at the time of burning and to improve incinerating efficiency by forming a casing of a nonreturnable toner cartridge loaded to a developing device by a non-polluting combustible substance such as paper. CONSTITUTION:The casing 31 is formed by a non-polluting combustible substance such as paper generating no noxious gas or the like at the time of burning. To charge the toner cartridge 30 with toner T, the casing 31 is turned upside-down, a feed port 32 opened on the upper surface of the casing 31 is sealed with a seal tape 37 and the toner T is injected into the casing 31 by using opening parts 33 formed on both the sidewall surfaces of the casing 31 as injection ports. After the injection of the toner T, a developer feeding roller 34 is inserted from one opening part 33 into the casing 31 and respective opening parts 33 are sealed with bearings 36. At the loading of the developing device 23 to a supplier body 24, the seal tape 37 sealing the feed port 32 is peeled off. After the use of the cartridge 30, the feeding roller 34 is drawn out and removed and only the casing 31 is burned up.
Patent JP-H0754364-A (JP)
Title: Construction method of basement floor
Inventor: MOROI YOJI
IPC: E21D13/00
Filed: 1993-08-10
Abstract: PURPOSE:To enable the successive cast-in construction of an underground exterior wall by securing an opening part for allowing the concrete placing of the post-cast underground exterior wall to be performed from the upper part at the time of placing slab concrete. CONSTITUTION:In the case of performing underground excavation to perform the erection of girders for the first floor and basement floor, the placing of a slab, and the like, and finally the placing of an underground exterior wall to columns built in underground, the placing of slab concrete is limited to a position away by a required space from an underground land slide protection wall 19 so as to form the concrete placing opening part 23 of an underground exterior wall 20 between the underground land slide protection wall 19 and the slab 15, thus enabling the successive cast-in of the underground exterior wall 20 from the opening part 23. A support 25 is horizontally laid to the underground land slide protection wall 19 from the inside of the slab 15 so as to allow land slide protection load to be supported by the slab 15.
Patent JP-S6459624-A (JP)
Title: Magnetic recording medium
Inventor: SHINOHARA KOICHI
IPC: G11B5/66
Filed: 1987-08-31
Abstract: PURPOSE:To provide a magnetic recording medium capable of maintaining sufficient C/N at the time of high-density recording and reproducing wide band signals by providing a fine particle coating layer having a laminated structure on a high-polymer film and disposing a thin ferromagnetic metallic film thereon. CONSTITUTION:The fine particle coating layer 2 in which the fine particles 3 having the laminated structure and secondarily form fine particulate projections is provided on the high-polymer film 1. The thin ferromagnetic metallic film 4 is formed by an electron beam vapor deposition method, high-frequency sputtering method, etc., on said layer and furthermore, the surface is coated with a protective lubricating layer 5. The projection shapes formed by superposition of the fine particles on each other have an adequate head polishing characteristic in the fine particle coating layer 2 and, therefore, the decrease in the output of the short wavelength signals by spacings is prevented at the time of increasing the density; in addition, the change in the shape of the magnetic head which arises when there is the excessive polishing property is gentle and envelope is easily formed. The C/N in the wide frequency range is improved and the durability at which the good performance is maintained is obtd.
Patent JP-H1048941-A (JP)
Title: Image forming method
Inventor: ICHIKAWA YASUHIRO
IPC: G03G9/087
Filed: 1996-07-31
Abstract: PROBLEM TO BE SOLVED: To provide an image forming method which generates no image unevenness even in a solid image or a half tone image part, can realize a high quality image even in a small line or in a latter image, and can provide a high image characteristic, while can maintain it for a long period. SOLUTION: In this image forming method, an electrostatic charge latent image is developed by using a development device 7 composed by using a developing roller 9 to develop a latent image by feeding a toner 8 to an electrostatic charge latent image formed on an electrostatic charge image holder 1. In this case, a wax is included to the developing roller 9, the weight mean particle diameter of the toner 8 is 10μm or less, and the including amount of 12.7μm or more of the particle diameter distribution is 20wt.% or less. Furthermore, when a rectangular parallelepiped circumscribed to the toner 8 is imagined, and when the sides of it is a, b, and c, and they are prescribed to be a>b>c, a>b=c, or a=b>c, the form is such that the average value of b/a is 0.60 to 0.95, and the average value of c/a is 0.40 to 0.90.
Patent JP-H0883924-A (JP)
Title: Manufacture of photoelectric converter
Inventor: ENDO SATOSHI
IPC: H01L31/10
Filed: 1994-09-12
Abstract: PURPOSE: To allow electrons to scarcely move and to reduce the leakage current by heat treating in the state that the mask of an oxide film remains and forming a reflection preventive film of an Si3 N4 film on the surface of an opposite conductivity type diffused layer exposed with an opening. CONSTITUTION: An I-type layer 2 is formed on a single crystalline N<+> type silicon substrate 1, an oxide film 4 is provided on the surface, an opening for exposing the part of the layer 2 is provided as an ion implanting mask, and P-type impurity 8 is ion implanted to form a P<+> type diffused layer 3 in the layer 2., Then, the mask of the film 4 is not removed, retained as it is, heat- treated in an N2 atmosphere, a crystal is recovered, and a high refractive index Si3 N4 film 5 is formed as the reflection preventive film on the layer 3 and its peripheral surface. Thus, the positive ions of the P-type impurity injected in the film 4 form a trap in the film 4, attract electrons of negative charge to scarcely move the electrons, and a leakage current is reduced, and hence a dark current can be reduced.
Patent JP-H0381496-A (JP)
Title: Construction method for embedding circular pipe drain using open shield and shield machine using it
Inventor: KAMOSHITA MASAO
IPC: E21D9/06
Filed: 1989-08-23
Abstract: PURPOSE:To enhance the property of construction by forming a shield main body of U-shaped longitudinal section, a propulsion jack, a position controlling propulsion jack, the shield main body having its front face and upper face opened and its bottom portion so formed as to become narrow in the downward direction. CONSTITUTION:A shield propulsion jack 14 is applied to a circular pipe drain 1 serving as a reaction wall and also a position control propulsion jack 9 is embedded back at behind a support plate 6 and sediment rolled is used as reaction and both jacks 9, 14 are stretched to intrude a shield main body 3 into a natural ground located in front of them. A space 11 for drilling work is drilled by a drilling machine and an actuating jack 18 is actuated and a soil retaining plate 16 is moved forward to prevent the upper portion of a natural ground side wall from being collapsed. Then the pipe drain 1 is hanged into an installation work space 10 and is joined to an exisiting pipe and their peripheries are filled and a support plate 6 is pushed back and sediment is embedded in a space and rolled. Thus construction is facilitated.
Patent JP-S60107925-A (JP)
Title: Sound recorder for personal ratio call
Inventor: MITSUI HIDEO
IPC: H04B1/40
Filed: 1983-11-16
Abstract: PURPOSE:To record the calling from opponent-side radio equipment automatically by detecting an recording the signal from an external speaker output terminal, and resetting radio equipment a specific time later and setting in a reception ready state. CONSTITUTION:The external speaker output terminal SP of radio equipment is provided with a signal detecting circuit 1, and the 1st the 2nd timer circuits 2 and 3 are connected to the detecting circuit 1. When the radio equipment enter a speech channel and the calling from the opponent side is induced at the external speaker output terminal SP as a speech signal (a), the detecting circuit 1 detects that and the 1st timer circuit 2 and the 2nd relay circuit 5 operate. Consequently, a sound recording circuit 6 operates to record said speech signal (a). When the speech signal (a) is not outputted any more, the 2nd timer circuit 3 operates and the 1st relay circuit 4 is driven a specific time later to reset and switch the radio equipment into the reception ready state.
Patent JP-2001039294-A (JP)
Title: Tandem type master cylinder
Inventor: OGIWARA TAKAHITO
IPC: B60T11/26
Filed: 1999-07-30
Abstract: PROBLEM TO BE SOLVED: To prevent the leakage of assembling fat and oil by providing a recess opened upward on a portion adjoining the opening side peripheral part of a base part in a cylinder body. SOLUTION: Nearly two tubular boss parts 13a and 13b communicated with two ports 3a and 3b and opened upward are provided on a cylinder body 2, and a recess 36 opened upward is formed on a portion adjoining the opening side peripheral parts of the boss parts 13a and 13b. An enclosing wall 33 is provided so as to enclose the boss parts 13a and 13b, and a wall forming the recess 36 covers two boss parts 13a and 13b, accordingly an outward appearance can be improved by this part. Forming the recess 36 can surely store overflowed assembling fat and oil in the recess 36 even excessive assembling fat and oil is overflowed in any direction at the time of assembly, thereby preventing leakage outside. Consequently assembly and productivity can be improved by the part.
Patent JP-H04100279-A (JP)
Title: Semiconductor light emitting element
Inventor: NITTA KOICHI
IPC: H01L33/10
Filed: 1990-08-20
Abstract: PURPOSE:To obtain a semiconductor light emitting element whose light leading- out efficiency is high, by forming a contact layer having an electrode on one of two clad layers, and forming a region of high carrier concentration wherein impurities are diffused, on the other clad layer. CONSTITUTION:A semiconductor element is constituted of the following; an n-GaAs contact layer 101, an n-InGaAlP clad layer 102, an InGaAlP active layer 103, a P-InGaAlP clad layer 104, a p-GaAs contact layer 105, an n-side electrode 106, a p-side electrode 107, a high concentration region 108 wherein p-type impurities are diffused and a light emitting region 109. A current injected from the electrode 107 on the light leading-out side passes the diffusion layer 108 and is injected in the active layer 103. The light emitting region 109 is formed in a region shifted from the position just under the contact layer 105 being a light absorption layer. As the result, the light emitting region in an active layer of double hetero structure can be displaced from the contact layer position on the light leading-out side, and the light from the light emitting region can be led out without being shielded by the contact layer being a light absorbing layer, thereby obtaining a semiconductor light emitting element whose light leading-out efficiency is high.
Patent JP-H0954956-A (JP)
Title: Optical recording medium reproducing device and recorder
Inventor: TANAKA SHINICHI
IPC: G11B20/12
Filed: 1996-08-19
Abstract: PROBLEM TO BE SOLVED: To improve recording density and to increase a processing speed by recording disk information to be recorded as an error correction code by a product code and constituting so that respective symbols incorporated in a one side code word are separated sufficiently. SOLUTION: A recording medium 1 is constituted so as to record/reproduce information through a thinner protective layer 4 not to record/reproduce through a substrate 2. Here, the protection layer 4 is defined 1.5 in a refractive index and 0.5mm in a thickness. A numerical aperture NA of an objective lens 11 is 0. 74. At this time, a period of an information track on a recording layer 3 is capable of making 1μm. Thus, the thickness of the transparent protection layer through which a light beam for recording/reproducing transmits is thinned, and thus, the objective lens with the large NA becomes usable, and the high recording density is realized.
Patent JP-H07147527-A (JP)
Title: Piezoelectric resonator
Inventor: KAIDA HIROAKI
IPC: H03H9/02
Filed: 1994-09-12
Abstract: PURPOSE:To obtain the energy confinement piezoelectric resonator whose entire size is made small while utilizing the slip mode with an excellent energy confinement efficiency. CONSTITUTION:A 1st groove 15 is formed to an upper side of a piezoelectric ceramic plate 12 subjected to polarization processing in a idrection P in parallel with the major side and a 2nd groove 16 is formed to the lower side. A resonator section is formed between the 1st and 2nd grooves 15, 16, a 1st resonance electrode 13 formed to the upper side of the piezoelectric ceramic plate 12 in the resonance section and a 2nd resonance electrode 14 formed to the lower side are opposed to each other via the piezoelectric ceramic plate 12. The resonance section has a couple of rectangular side faces, and the 1st and 2nd grooves 15, 16 are formed so that a ratio b/a of the long side to the short side is defined to be a range satisfying b/a=n(0.3sigma+1.48)+ or -10%, where (a) is the length of the short side of the resonance section 12, (b) is the length of the long side, and sigma is a position ratio of the material.
Patent JP-H0881178-A (JP)
Title: Traveling position control method for traveling body
Inventor: MURATA ITSUO
IPC: B66C13/22
Filed: 1994-09-12
Abstract: PURPOSE: To precisely stop a traveling body at a target position in a single operation so as to efficiently carry out loading/unloading of cargoes. CONSTITUTION: Plural positioning markers 2 arranged in every position arranged at the predetermined intervals are photographed in order by means of a camera 5 on a traveling body 3 traveling along a guide line 1 arranged on a ground face G. When the traveling body 3 is positioned in a target position by carrying out image processing of the sequently photographed images A, relative processing of its result, a traveling position detection, and control of a traveling speed of the traveling body 3 on the basis of the traveling position detecting value, the residual distance from the present position to the target position is detected at every time by means of an encoder 6 installed in the traveling body 3.  In an area in which the residual distance is comparatively large, the traveling speed of the traveling body 3 is gradually reduced on the basis of the detected value by the encoder 6, and if the residual distance reaches the predetermined area, the traveling position detecting value found by image processing is fed back so as to control the traveling speed of the traveling body 3.
Patent JP-H0882345-A (JP)
Title: Flywheel device for internal combustion engine
Inventor: FUJIMOTO HIROYA
IPC: F16F15/315
Filed: 1994-09-12
Abstract: PURPOSE: To reduce the number of part items and assembling manhours and simultaneously to improve the fatigue strength of a boundary between a mounting flange part and an elastic deformation part and to improve hardness of the slide surface of an oil seal. CONSTITUTION: A mass part 11, a mounting flange part 13, and a plate part 15 are integrally molded with each other, and a cylinder part 16 extending concentrically with the axis of a crankshaft 12 is molded integrally with a connection part between the mounting flange part 13 and the elastic deformation part 14 of the plate part 15. The inner peripheral surface of the cylinder part 16 is fitted in the outer peripheral surface of the flange part 12A of the crankshaft 12, and the inner peripheral surface of an oil seal 21 fixed to a cylinder block 20 is slidably fitted to the outer peripheral surface of the flange part 12A. Surface treatment 22, for example, high frequency quenching treatment or nitriding treatment, to improve fatigue strength is applied to the outer peripheral surface 16A of the cylinder part 16 and the surface of a rounded part 18.
Patent JP-H0263877-A (JP)
Title: Paper feed mechanism of ink jet recording apparatus
Inventor: HAYAKAWA HITOSHI
IPC: B41J13/02
Filed: 1988-08-31
Abstract: PURPOSE:To stably feed paper by connecting a platen to a power mechanism for driving a paper feed tractor in a drivable manner so that a roller is brought into contact with the platen under definite load and rotated at a speed equal to or more than that of the platen. CONSTITUTION:A paper press shaft 5 having a non-circular cross-section is arranged to the upper part of a printing head 10 and a plurality of delivery rollers 4 are provided to said shaft 5 and, in the case of continuous paper 11, paper feed rollers 12, 13 are separated from a platen 7 and the pins of a tractor 9 are engaged with the feed holes of the continuous paper 11 and the tractor 9 is driven to feed the continuous paper to a paper guide plate 8 and a paper guide auxiliary plate 6. In order to apply tension of a certain degree to the paper 11 by the delivery rollers 4 on a delivery side and the platen 7, the peripheral speed Va of the platen is set with respect to the peripheral speed Vc of the tractor so as to form Va >= Vc and the peripheral speed Vb of the delivery rollers is set with respect to the peripheral speed Va of the platen so as to form Vb >= Va. As a result, the slackening of the paper due to the speed difference between respective paper parts is not generated and definite load can be always allowed to act on the printing paper. Therefore, stable paper feed of high accuracy is obtained.
Patent JP-H0555033-A (JP)
Title: Protective device of superconducting coil
Inventor: HIGA OSAMU
IPC: H01F6/02
Filed: 1991-08-29
Abstract: PURPOSE:To quickly attenuate a coil current when the quenching operation of a superconducting coil is caused in a device wherein a conversion device constituted of a semiconductor element whose terminal on the AC side is connected to an AC system via an AC circuit breaker and in which the superconducting coil is connected to a terminal on the DC side is provided and energy is transferred between the AC system and the superconducting coil. CONSTITUTION:The protective device of a superconducting coil 5 is provided a nonlinear resistance 72 which is connected in parallel with the superconducting coil 5; a quenching detection circuit 9 which detects that the superconducting coil 5 has been changed to normal conduction; and a delay circuit 10 which responds to the detection circuit 9, which issues a bypass pair operation instruction 52 to a conversion device 4 and which issues a gate blocking instruction 53 to the conversion device 4 so as to have a time delay from the instruction.
Patent JP-S6372452-A (JP)
Title: Tundish weir
Inventor: MATSUMURA KAZUFUMI
IPC: B22D11/118
Filed: 1986-09-16
Abstract: PURPOSE:To reduce inclusion in molten metal flowing to a mold by making a diameter of flowing-through hole of the molten metal in a tundish weir to less than the specific value and forming an angle of this hole at the specific angle upward to the flowing-through direction of the molten metal. CONSTITUTION:The tundish weir 1 having trapezoid shape and made of refractory, is set in the tundish 3 as turning the base upward. In this tundish weir 1, plural flowing-through holes 2 of the molten steel having less than 80 mm diameter in the surface are formed. Further, the flowing-through hole 2 of the molten steel is formed as inclining to vertical direction, for example, at 5 deg. angle to the surface and the weir 1 is set, so as to make the hole 2 upward to the flowing-through direction of the molten steel. The molten steel supplied into the tundish 3 from a ladle is passed through the flowing-through holes 2 in the weir 1, 1 to flow toward discharging holes 6, 6 of the molten steel. This molten steel flow speed is largely decreased, because the diameter of holes 2 is small, and the ascending flow is flowed by inclination of holes 2 as the above-mentioned, and so floating effect of inclusion is obtd.
Patent JP-2001048156-A (JP)
Title: Packaging container fomed of sheet
Inventor: KAMO MAMORU
IPC: B65D75/24
Filed: 1999-07-30
Abstract: PROBLEM TO BE SOLVED: To easily separate a label from a container after the container is recovered by a method wherein a label-pasting surface of the container is formed in a structure in which minute uneven parts which weaken a pasting force with an effective pasting area reduced and small flat parts each of which is projected at its top to a level approximately the same as the tip of each of the projected parts of the minute uneven parts are provided in coexistence. SOLUTION: When applied to an egg housing container which houses ten pieces of eggs, minute uneven parts 26 are formed at positions whereto a label 3 is pasted. Each of the minute uneven parts 26 is formed in an aggregation of minute protuberances 26a each formed in a tetragon having external sides formed of striations crossing lengthwise and breadthwise, and such minute uneven parts are formed at a label-pasting surface 24 at the upper wall of the container, extending all over the surface except small flat areas 27, and are also formed at label-pasting surfaces 22 at the side walls respectively on three positions each between reinforcing ribs 25 close to the center excluding both ends of the container.  The small flat areas 27 at the label-pasting surface 24 of the upper wall are formed of small square areas positioned at four corners serving concurrently for entering marks therein and long and narrow strips connecting each two of the square areas at the four corners together in the longitudinal direction.
Patent JP-H0533470-A (JP)
Title: Acoustic insulating floor member
Inventor: MIYAWAKI TADASHI
IPC: E04F15/18
Filed: 1991-08-02
Abstract: PURPOSE:To prevent occurrence of an impulsive sound from a concrete floor surface, by constituting an impulse preventing floor member with a hard woody surface layer, an intermediate layer in which a hard material is disposed in a soft foamed resin material, and a lower surface layer of a communicatable foaming type. CONSTITUTION:A sound insulating material 1 is composed of an outer surface layer made of a hard finishing material, an intermediate layer 3 in which a hard material is dispersed in a low resilient soft foamed resin material, and a lower surface layer 4 formed of a soft foamed resin material. Specifically, the intermediate layer 3 is formed by dispersing and charging a random hard material 4 such as a polyurethane bumper waste material therein, and the surface of the intermediate layer adjacent to the surface layer 2, and the upper and lower surfaces of the lower surface layer 3 are formed therein with concave and convex patterns 5. Further, the buffer materials for forming the intermediate layer 3 and the lower surface layer 4 are highly communicatable low resilient soft polyurethane foam. With this arrangement, it is possible to prevent a knocking sound from a floor concrete caused by air can be eliminated.