baber/WOPTO huggingface dataset:
Patent JP-H10228634-A (JP)
Title: Magnetic recording medium
Inventor: SAITO SHINJI
IPC: G11B5/738
Filed: 1997-07-28
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic recording medium having improved electromagnetic conversion characteristics, in particular high density recording characteristics and excellent durability and showing an improved error rate in particular in a high density recording region. SOLUTION: This magnetic recording medium is produced by forming a base layer which is substantially nonmagnetic and a magnetic layer having dispersion of a ferromagnetic metal fine powder or a ferromagnetic hexagonal ferrite fine powder in a binder in this order on a supporting body. In this magnetic recording medium, signals of 0.2 to 2Gbit/inch<2> area recording density can be recorded. The magnetic layer has 0.05 to 0.25μm dry film thickness, 8.0×10<-3> to 1.0×10<-3> emu/cm<2> Φm, and >=1800Oe coercive force. The magnetic layer contains at least an abrasive having 0.01 to 0.2μm average particle size.
Patent JP-H0249050-A (JP)
Title: Vinyl chloride-based composition
Inventor: HASEGAWA KAZUNARI
IPC: C08K5/10
Filed: 1988-08-11
Abstract: PURPOSE:To obtain a vinyl chloride-based resin composition excellent in stickiness and blocking preventive properties and suitable as agricultural films by blending a plasticizer with anti-stick agent and specific compound in specified amounts. CONSTITUTION:A composition obtained by blending (A) 100 pts.wt. vinyl chloride-based resin with (B) 30-80 pts.wt. plasticizer (e.g., dioctyl phthalate), (C) 1-3.5 pts.wt. anti-stick agent (e.g., sorbitan monostearate) and (D) 0.01-3 pts.wt. one or more compounds expressed by the formula R-OH (R is >=14C alkyl) (e.g., myristyl or cetyl alcohol).
Patent JP-H0625738-A (JP)
Title: Manufacture of low yield point type high tensile strength steel for welded structure
Inventor: KAWASHIMA YOKIKA
IPC: C21D8/02
Filed: 1992-07-07
Abstract: PURPOSE:To manufacture low yield point high tensile strength steel for welded structures. CONSTITUTION:The steel contg. 0.08 to 0.15% C, 0.20 to 0.50% Si, 1.00 to 1.60% Mn, <=0.020% P, <=0.010% S, 0.005 to 0.025% Nb, 0.05 to 0.25% Mo, 0.010 to 0.050% Al, 0.005 to 0.020% Ti and 0.0020 to 0.0050% N or furthermore contg. one or >=2 kinds among <=0.050% V, <=0.50% Cu, <=0.50% Ni, <=0.50% Cr, <=0.0020% B, <=0.0050% Ca and <=0.0060% rare earth metals, and the balance iron with inevitable impurity elements is subjected to hot rolling in such a manner that the heating temp. is regulated to the temp. so as to allow Nb to enter into solid solution or above, the draft in an unrecrystallized austenitic area is regulated to >=30% ad the finishing temp. of finish rolling is regulated to >=900 deg.C, is water-cooled from >=800 deg.C to <=250 deg.C at the cooling rate of <=20 deg.C/sec to >=2 deg.C/sec 1/2t and is tempered in the range of 650 to 750 deg.C.
Patent JP-S6356858-A (JP)
Title: Record carrier loading device
Inventor: KIMURA TAKASHI
IPC: G11B15/665
Filed: 1986-08-28
Abstract: PURPOSE:To reduce the number of parts and to obtain a miniaturized and light weight loading device by guiding a 1st guide post unit and equipping the guide ring to regulate the rotation of a 2nd guide post unit. CONSTITUTION:A record carrier is subjected to a loading at the prescribed position by equipping the 1st and the 2nd guide post units 10, 20 provided with the guide to guide the record carrier, moving in the peripheral direction the 1st and 2nd guide post units 10, 20 respectively and catching both units at different position each other. The moving route of the 2nd guide post unit 20 until it's guided by a catching structure 40 is now decided by a guide ring 48. Since this guide ring 48 attains to the guide rail performing the guide of the 1st guide post unit 10 no exclusive member is necessary in the regulation of the moving route of the 2nd guide post unit. The reduction in the parts number and the light weighing of the device are thus made possible.
Patent JP-S58102938-A (JP)
Title: Production of photomask
Inventor: MARUYAMA HIROSHI
IPC: G03F1/80
Filed: 1981-12-15
Abstract: PURPOSE:To obtain uniform dimensions of photomasks, by drawing a mask pattern and a monitor pattern on a negative resist film with an electronic beam, detecting the thickness of the monitor pattern after development and baking and then etching selectively a light cut-off film. CONSTITUTION:A chrome thin film 2 is coated on a glass substrate 1, and a negative resist film 3 is coated on the film 2. A mask pattern 4' and a process monitor pattern 6' are drawn by an electronic beam after carrying out the prebaking. Then the development postbaking is carried out to form a mask pattern 4 and a process monitor pattern 6 respectively. The light 8 is irradiated to the pattern 6 to detect the thickness of the pattern 6 by means of the interference light, etc. Then the difference is obtained between the actual size and the design dimensions of the pattern 6, and the light cut-off film 10 of a region 9 equivalent to the difference of dimensions is deleted. Then the film 2 is selectively etched, and the film 10 is deleted. Thus a master mask is obtained. In such a way, the variance of dimensions can be eliminated.
Patent JP-H01199992-A (JP)
Title: 2'-deoxy-5-fluorouridine derivative
Inventor: FUJII SETSUO
IPC: A61P35/00
Filed: 1988-08-12
Abstract: NEW MATERIAL:A compound shown by formula I (one of R<1> and R<2> is furanyl lower alkyl or thienyl lower alkyl which may contain 1-3 substituent groups such as halogen on furan ring or thiophene ring and the other is pyrrolidinylcarbonyl which may contain lower alkanoyl having 1-2 substituent groups such as carboxyl) or a salt thereof. EXAMPLE:5'-O-[N-(t-Butoxycarbonyl)-beta-alanyl]-3'-O-(5-chloro-2-theny l)-2'-deoxy-5- fluorouridine. USE:An antitumor agent having excellent water solubility, therapeutic index, absorbing properties, stability, durability and low toxicity. PREPARATION:A compound shown by formula II (one of R<1a> and R<2a> is H and the other is furanyl lower alkyl or thienyl lower alkyl which may contain 1-3 substituent groups such as halogen on furan ring or thiophene ring) is acylated by, e.g. acid anhydride method.
Patent JP-H0948598-A (JP)
Title: Container spreader
Inventor: FUTAMURA TOMONORI
IPC: B66F9/18
Filed: 1995-08-08
Abstract: PROBLEM TO BE SOLVED: To improve a front view by forming a bracket which guides piping between a spreader body and a container spreader so that an occupant may keep the twist lock pin of a twist lock device visible over the total height, and avoiding interference of the front view due to the bracket. SOLUTION: A bracket 8, after being extended horizontally with a connecting part to a twist lock column 3 set as its starting point, is switched in the upward direction halfway, formed into a rough Z shape extending in the horizontal direction, and extending end part is aligned with an upper edge of piping 6. A fitting base end part of the bracket is connected toward an extendable rail 2 as much as possible. As a result, an occupant can observe the whole or a part of a twist lock pin 5 in the maximum height condition. The occupant can observe the twist lock pin 5 in the maximum height condition, so the twist lock pin 5 is never hidden in the shade of the bracket at the less height. It is thus possible for the occupant to observe the twist lock pin 5 over the total height.
Patent JP-H1129098-A (JP)
Title: Accessory equipment extending device for aircraft
Inventor: ISOZUMI TAKAKATSU
IPC: B64D47/00
Filed: 1997-07-14
Abstract: PROBLEM TO BE SOLVED: To provide an aircraft accessory equipment extending device for extending accessory equipment such as communication equipment mounted on an aircraft, downward from the lower part of an airframe at the time at use and storing the accessory equipment near the tower part of the airframe at the time of non-use with such constitution as to be low in the whole height, to be fittable directly below an aircraft and to have emergency storage mechanism excellent in durability, reliability and mobility. SOLUTION: An accessory equipment extending device for an aircraft consists of a body 4 mounted with a linear actuator, an extension arm 2 with its tip mounted with accessory equipment for the aircraft and with its base end part connected to the body 4, and an emergency storage means for storing accessory equipment by rotating the body 4 in case of emergency. The linear actuator is arranged inside the body 4 so that a rod is expanded/contracted in a nearly horizontal direction. The extension arm 2 is so constituted as to be rottatable in a fixed direction around the base end part, interlocked with the action of the linear actuator from an extended state of the accessory equipment hanging from the body 4 into a storage state of the extension arm 2 being horizontal.  The emergency storage means has mechanism for rotating the body 4 around an axis parallel with the extension arm 2 in the storage state.
Patent JP-H0921512-A (JP)
Title: Refractive diffusion combustion kiln
Inventor: KUBOURA SHIGEHIRO
IPC: F23C5/24
Filed: 1995-07-04
Abstract: PROBLEM TO BE SOLVED: To shorten a distance from a burner to hot air by applying a flame directed from a nozzle to an infrared-ray-effect-emitting steel plate to completely combust a flame directed from the burner, and further utilizing the arc of a circle so as to rapidly change the direction of travelling of the flame. SOLUTION: A burner mounting steel plate 3 is surrounded with a circular arc-shaped combustion kiln outside steel plate 1, a circular arc-shaped combustion kiln inside steel plate 2, and combustion kiln side plates 5, 6 to construct a kiln. An infrared-ray-emitting steel plate 4 is mounted on the circular arc- shaped combustion kiln outside steel plate 1. In the use time, a burner 7 is mounted on the burner mounting steel plate 3 for use. With firing a flame strikes the infrared-ray-emitting steel plate 4 for complete combustion and advances as hot air changing its advancement angle.  More specifically, in order to completely combust the flame directed from the burner, the flame is applied to the infrared-ray-emitting steel plate 4 to be widened and is abruptly changed in its advancement angle to shorten a distance between the burner and the flame to be used so that the present kiln is useable for machines that has no space.
Patent JP-H0253744-A (JP)
Title: Purification of para-cresol
Inventor: MIURA TORU
IPC: C07B61/00
Filed: 1988-08-16
Abstract: PURPOSE:To purify the title compound by reaction a mixture containing para- cresol and meta-cresol with a specific amount of aldehyde in the presence of an aromatic sulfonic acid catalyst and a definite amount of water removing meta-cresol as aldehyde condensate. CONSTITUTION:When para-cresol is purified from a mixture containing para- cresol and meta-cresol, meta-cresol is reacted with an aldehyde of 0.3-2.0 times by mol, preferably 0.3-2.0 times by mol using an aromatic sulfonic acid as a catalyst in the presence of water (especially preferably, of 2-20 pts.wt. based on 100 pts.wt. cresol isomer mixture) having an amount without causing two layer separation from a cresol isomer mixture layer and meta-cresol is separated and removed from para-cresol as cresol-aldehyde condensate to provide the para-cresol purification product in high purity and yield.
Patent JP-H0486160-A (JP)
Title: Camcorder
Inventor: GOTO KENSUKE
IPC: H04N5/74
Filed: 1990-07-30
Abstract: PURPOSE:To project the image of an electronic view finder to a wall or the like by attaching and detaching a projection lens for projection of the image of the view finder to and from the eyepiece part of the view finder. CONSTITUTION:A projection lens 3 for projection of the image of an electronic view finder 2 is attached to the eyepiece part of the view finder 2 to project the image of the view finder 2 to a wall, a screen, or the like. Thus, the image of the view finder 2 is simultaneously seen by plural persons. The distance between a movie main body 1 and the projection face is changed to change the picture size to a proper value. When an auxiliary light source 4 and the projection lens are detached, the view finder 2 has original form and functions.
Patent JP-S6357207-A (JP)
Title: Method of wash purging mixing part and its equipment in reaction injection molding machine
Inventor: ONOKI TAKESHI
IPC: B29B7/32
Filed: 1986-08-29
Abstract: PURPOSE:To enable smooth reaction injection molding by preventing clogging due to stay of a raw material solution in a mixing part, by filling the inside of the mixing part with epsilon-caprolactam between injection molding steps of a reaction injection molding machine. CONSTITUTION:An A solution composed of a main catalyst and epsilon-caprolactam and a B solution composed of polyol and the epsilon-caprolactam enter plunger pump chambers 5, 5' from raw material tanks 1, 10, in an illustrated state of a rotary valve 6. Then the valve 6 is turned by 90 deg. in the opposite direction of the clock, plunger pumps 4, 4' are actuated, the A solution and B solution are mixed up with each other and injection into a molding tool for molding. The valve 6 is made into the illustrated state between injection molding steps like these, a directional control valve 9 is opened and a sufficient quantity of the epsilon- caprolactam is led within the mixing part 8 by pressure of inactive gas 32 in the tank. With this construction, as the staying A solution and B solution are extruded and the inside of the mixing part 8 is replaced completely with the epsilon-caprolactam, clogging of the inside of the mixing part 8 is not generated.
Patent JP-2000019130-A (JP)
Title: Defect inspection device for glass container
Inventor: HARADA TAKASHI
IPC: G01B11/30
Filed: 1998-07-03
Abstract: PROBLEM TO BE SOLVED: To detect a defect of the shell part of a glass container automatically, and thereby to enable to remove defectives without relying on visual inspection by an inspector. SOLUTION: This defect inspection device for glass container has a light source part 1 for irradiating a glass container with inspection light from the upper part of the glass container, cameras 2-5 installed on the side of the glass container for taking in an image of the shell part, and an image processing part 6 for processing the image taken in by the cameras 2-5.  The image processing part 6 executes a first binarization process for binarizing the image at a prescribed brightness Vs 1 and for erasing the image below Vs 1, an edge part disturbance light detection processing for scanning a set-up prescribed position from the end of an image plane in the lateral direction on the image plane where the processing is executed and for detecting a disturbance light image of the glass container edge part, and edge part disturbance light mask processing for masking the part where the disturbance light is detected with a prescribed width in the longitudinal direction, and a second binarization processing for binarizing the image where the processing is executed at a prescribed brightness Vs 2 and for erasing the image below Vs 2,  and this inspection device executes a defect judgement by judging whether the area of the processed image is in the range of prescribed value SL-SH or not.
Patent JP-S6095109-A (JP)
Title: Valve action changeover device of internal-combustion engine
Inventor: AOYAMA SHIYUNICHI
IPC: F01L1/34
Filed: 1983-10-31
Abstract: PURPOSE:To achieve the independent movement of the shaft of the rocker arm, and also to simplify the construction of the rocker arm by dividing the shaft of the rocker arm which changes the valve action in the axial direction and further by forming a hydraulic pressure room which exerts hydraulic pressure at the end of the shaft. CONSTITUTION:Rocker shafts 15, 16 which supports a rocker arm 7 for changing over the valve action is provided separately from the rocker shafts supporting the rocker arms of other valves. Furthermore, as it is required to execute changeover of valve action independently, the rocker shaft is divided into a plurality of rocker shafts 15, 16. Hydraulic pressure rooms 19, 20 are formed at the ends 17, 18 of each shaft 15, 16 respectively. Thus, by exerting hydraulic pressure A, B to the hydraulic pressure rooms 19, 20 independently, the rocker shafts 15, 16 are moved independent of each other and the valve action is changed over independently. According to this construction, an actuator for moving respective rocker arm need not to be fitted above the rocker shaft and thus the construction is simplified.
Patent JP-S5994462-A (JP)
Title: Manufacture of semiconductor device
Inventor: SEKIGUCHI SANEHIRO
IPC: H01L29/872
Filed: 1982-11-19
Abstract: PURPOSE:To improve the integration of a semiconductor device by forming by self-aligning a protecting ring at the hole of a Schottky barrier diode, thereby reducing the area of the hole. CONSTITUTION:A window 13 is opened at a thermally oxidized film 12 of an n type Si substrate 11, and an Si3N4 film 14 is covered. The conditions and the time of reactive ion etching are controlled, an Si3N4 film 14' is allowed to remain on the window side surface, and an SiO2 film 15 is formed. Only the film 14' is removed by reactive ion etching with (CF4+H2) gas, B<+> ions are implanted, heat treatment is executed to complete a P<+> type protecting ring 16 is completed, and the film 15 is etched. Then, Pt is deposited, annealed, unreacted Pd is removed by aqua regia, and a PtSi film 17 is formed. Then, an Al-Si film is deposited to form wirings 18, and a Schottky barrier diode is completed. According to this configuration, the mask matching margin can be eliminated, the area of the window 13 can be remarkably reduced, and the width of the ring is substantially equal to that of the remaining Si3N4, i.e., the thickness of the film 14, and good controllability can be accordingly provided, and a semiconductor device of high integration can be obtained.
Patent JP-H0627492-A (JP)
Title: Active matrix substrate
Inventor: INO MASUMITSU
IPC: H01L21/336
Filed: 1992-07-07
Abstract: PURPOSE:To prevent the remaining of etching of electrode patterns of trench type auxiliary capacitors and trench type thin-film transistors (TFTs). CONSTITUTION:This active matrix substrate 4 has pixel electrodes 1 arranged in a matrix form, the TFTs 2 connected to these pixel electrodes and the auxiliary capacitors 3 for holding charges via these TFTs 2. Each of the auxiliary capacitors 3 consists of a first polysilicon layer 6 formed along the inside wall of the trench 5 formed on the main surface of the substrate 4 and continuously up to the top of the main surface, a dielectric film 7 formed on this first polysilicon layer 6 and a second polysilicon layer 8 formed on this dielectric film 7. The region 16 of the first polysilicon layer 6 formed on the main surface has the area size including the aperture 17 of the trench 5. At least one sides 18 of the first polysilicon layer 6 formed in the base parts of the trenches 9 of the TFTs exist on the side inner than the base ends 19 of the trenches.
Patent JP-H0366870-A (JP)
Title: Accommodation facility
Inventor: IWASAKI MANABU
IPC: E04H3/02
Filed: 1989-08-04
Abstract: PURPOSE:To provide fine accommodating environment with ample variety by furnishing a management center in a camping place etc., arranging a plurality of accommodating houses supported by braces in satellite arrangement around the management center, and by coupling them through bridges. CONSTITUTION:A management center 1 equipped with a reception, leisure facility, observatory restaurant, etc., is arranged in a site 5. A plurality of accommodating verandah-equipped houses 2 supported by braces 4 are furnished, wherein the space 2a among them shall be capable of being utilized as parking area, aquarium, fishing pond, etc. in such an arrangement as surrounding the management center 1. Bridges 3 are set over between the center 1 and houses 2, and a birdhouse 6 for wild fowl is built beside any house 2. A user checks in at the center 1 and stays, takes meal, etc. in the house upon going through the applicable bridge 3. This permits him to stay without invasion of privacy, and construction can be made according to the slopes of the place.
Patent JP-H0367419-A (JP)
Title: Switch
Inventor: NAKAHATA MINORU
IPC: H01H3/32
Filed: 1989-08-04
Abstract: PURPOSE:To miniaturize a vacuum switch and make it lightweight by rotating a driving lever with the expansion by the vertical displacement effect of a piezoelectric element, holding its position with a holding means, moving a driving means with the holding means to return the driving lever. CONSTITUTION:When the voltage with the preset polarity is applied to a piezoelectric element 29, the element 29 is quickly extended, a driving lever 12 is rotated clockwise against a spring 16, a conductor 1c is pushed up via a spring 10 and an insulating rod 9A, and contact points 1B and 1A are closely stuck. A latch lever 30 is rotated counterclockwise by a spring 35 into a vertical position, it collides with a piezoelectric element 36 and is stopped, and the lever 12 is held by a roller 30B in the closed state. The DC voltage is applied to the piezoelectric element 36 to extend it, the latch lever 30 is rotated in the arrow D direction, the driving lever 12 is opened, and contact points 1A and 1B are dissociated by the exciting force of the spring 16.
Patent JP-H0948117-A (JP)
Title: Head unit inspection apparatus
Inventor: HIWADA SHIYUUHEI
IPC: B41J2/125
Filed: 1995-08-09
Abstract: PROBLEM TO BE SOLVED: To simply inspect whether connection wiring is certainly performed without providing an inspection terminal on the way of the connection wiring of a head and a drive circuit. SOLUTION: When a head unit 1 is normally subjected to connection wiring, the current value measured by an ammeter 6 becomes the addition value of the value of the current consumed by a drive circuit 3, the electrostatic capacity present between a drive electrode and an earth electrode and the value of the current flowing to the electrostatic capacity present between drive electrodes and a control judge part 11 is judged to be normally subjected to connection wiring. When there is an open part in the connection wiring of the head unit 1, the electrostatic capacity present between the drive electrode and the earth electrode or the value of the current flowing to the electrostatic capacity between the drive electrodes becomes a minute value or a zero value and the control judge part 11 judges abnormality.  When there is a short-circuit part in the connection wiring of the head unit 1, the value of the current flowing across the electrodes becomes large and the control judge part 11 judges abnormality. A drive control part 8 is equipped with a control signal generation circuit 9 and a cycle changeover circuit 10.
Patent JP-H07176047-A (JP)
Title: Production of magnetic recording medium
Inventor: MAEZAWA AKIHIRO
IPC: G11B5/84
Filed: 1991-07-19
Abstract: PURPOSE:To produce a recording medium of high output and high durability by applying a magnetic coating material on both surfaces of a supporting body at one time, or by coating the one surface with this coating material and then coating the other surface while the coating material first applied is not dried, and then performing at least orienting or non-orienting treatment on both surfaces at one time. CONSTITUTION:A sheet like supporting body 1 is supplied from a supply roll 20 and carried by a driving roll 21 for carrying. In the coating step of a magnetic coating material, both surfaces of a magnetic layer are coated with extrusion coaters 2 of an extrusion system disposed on both surfaces of the supporting body 1. The magnetic layer may be formed by coating the one surface at first and then coating the other surface while the first applied coating material is not dried. The guide roller 22 is used to apply coating pressure. A smoother 3 is used to smooth the coating surface. Then the supporting body 1 is carried to a drying step and orienting step. The first and second drying zones 12, 14 are not used to dry the coating material but used to control the viscosity of the coating material.