baber/WOPTO huggingface dataset:
Patent JP-H01167832-A (JP)
Title: Light source device
Inventor: OGURA MITSURU
IPC: G03B27/54
Filed: 1987-12-24
Abstract: PURPOSE:To prevent an original irradiating surface and an original platen from raising their temperatures by providing light source lamps, a reflector and a filter, arranged between the reflector and the original irradiating surface and absorbing or reflecting heat rays of emitted from the light source lamp. CONSTITUTION:The title light source device 1 is provided with two light source lamps 10, the reflector reflecting light from said lamps toward the original irradiating surface A, the filter 112 arranged between the reflector 11 and the original irradiating surface A, and a supporting stand 13 supporting them. A heat ray absorbing filter is used for the filter 12, almost completely transmits a visible light region below 700nm and absorbs almost all heat rays of 700nm or above. By using the constitution, heat rays of the light from the light source lamps 10 are absorbed by the filter 12, and visible light is projected on the original irradiating surface A as it is; therefore the temperature rises of the original irradiating surface A and the original platen 3 never occur.
Patent JP-H03189704-A (JP)
Title: Numerical control system
Inventor: YAMAUCHI TAKASHI
IPC: G05B19/05
Filed: 1989-12-19
Abstract: PURPOSE:To input, edit or debug, etc., of a sequence program via the main body of a numerical controller by up-loading the ladder program of an extension programmable controller part into the numerical controller and then down- loading the ladder program out of the programmable controller part. CONSTITUTION:A main programmable controller PMC 2 can fetch (up-load) the ladder program of an extension PMC 4 via a communication circuit 5. The ladder program of the PMC 4 fetched into a numerical controller 1 is displayed on a display input device 7 and edited by the device 7. The edited ladder program can be sent (down-load) again to the PMC 4 via the circuit 5. Thus the PMC 4 can perform th control independently of the PMC 2. Then the device 7 connected to the controller 1 can display and edit the ladder program of the PMC 4.
Patent JP-H02193894-A (JP)
Title: Lifting device
Inventor: KISHI MITSUHIRO
IPC: B66F11/04
Filed: 1989-12-19
Abstract: PURPOSE:To securely support a load on a lifting table, even if a telescopic boom body has been longitudinally extended, by supporting the load on the lifting table having nearly the same size as the vehicle body by a cover body, and further providing a chain with a spacer for successively transmitting the load added on the cover body to the telescopic boom body. CONSTITUTION:When a telescopic boom body 13 is extended, respective booms 6, 10, 11 are drawn out respectively, and at the same time the telescopic boom body 13 is tuned upward, and the lifting table is lifted up upward. In this case, while a clearance is caused between the uppermost boom 11 and a cover body 12, a chain 43 is connected from the uppermost boom to the subsequent boom, and when the respective booms 10, 11 are extended, the chain 43 is moved. The chain 43 is successively drawn out from the inside of the uppermost boom 11 to the outside, and a spacer 44 fixed to this chain slides in the clearance between the uppermost boom and the cover body so as to fill the clearance. As a result, even if the load from the lifting table is added to the cover body 12, the cover body can be prevented from being bent.
Patent JP-H10166239-A (JP)
Title: Milling cutter
Inventor: MIZUKI YOSHITOMO
IPC: B23C9/00
Filed: 1996-12-10
Abstract: PROBLEM TO BE SOLVED: To efficiently suck cutting rubbish by providing a suppression plate to be abutted on the cutting face of each cutting edge chip for each cutting edge chip mounted on the tip outer peripheral part of a milling cutter main body revolving around an axis life. SOLUTION: A suppression plate 12 is provided to be abutted on the cutting face 11a of a cutting edge chip 11. Therefore, when a sucking is performed from each sucking port, much air is not flowed in by being passed between the suppression plate 12 and the cutting face 11a of the cutting edge chip 11 and sucking efficiency of cutting rubbish cut by the cutting edge chip 11 becomes high. As a result, cutting rubbish cut is led to the suppression plate 12 provided to be abutted on the cutting face 11a of each cutting edge chip 11 and cutting rubbish is efficiently led into a cover for sucking along a guide part 12a inclined toward the inner peripheral side on the outer peripheral side of this suppression plate 12.
Patent JP-H02176656-A (JP)
Title: Automatic developing device
Inventor: SHIDARA SHINICHI
IPC: G03D3/00
Filed: 1988-12-28
Abstract: PURPOSE:To stabilize processing quality by irradiating a film which is conveyed in processing liquid with an ultrasonic wave from below after preheating processing and varying the preheating temperature of the film corresponding to the conveying speed of the film. CONSTITUTION:A feed roller 26 at the entrance side of a processing tank 20 is a heat roller and the film 12 is heated up to proper temperature when pressed and sent by this roller 26. A vibrator 10 generates the ultrasonic wave of constant frequency with constant energy and this ultrasonic wave strikes the film 12 slantingly to heat the film 12 selectively by using its high polymer material as a heat insulator. A speed detecting means 62 detects the rotating speed of the feed roller 26 and the conveying speed V of the film 12 detected by the speed detecting means 62 is inputted to a controller 60 to vary the preheating temperature according to the conveying speed V. Consequently, proper processing is stably performed.
Patent JP-H07204753-A (JP)
Title: Device for stamping conical or pseud conical surface of rotating symmetric body
Inventor: HERUMAN KARU
IPC: B21D22/02
Filed: 1993-12-27
Abstract: PURPOSE: To provide a device for easily carving on a conical or pseudoconical surface of a rotationally symmetrical body, mainly a metallic bottle for accommodating a gas or a liquid. CONSTITUTION: A carving head 10 carries a tool 13 for carving on an object 1 and is held on circular guide orbits 6, 7. A central axis 11 of the circular guide orbits 6, 7 is coincident with the axis 12 of the object 1 to be carved. The carving head 10 moves in a transverse direction of a line of the carving along the guide orbits 6, 7 by a first servomotor 21. The carving tool 13 can be moved in the carving head 10 by a second servomotor 35 perpendicularly to the guide orbits 6, 7, obliquely to an axial direction and in a height direction 36 of the line of the carving. The carving tool 13 which is formed of a needle carving section or a laser cutting apparatus, etc., and works in succession can carve on a conical carving surface positioned by a transverse direction and a height direction 36 of the line via both servomotors 21, 35 of computer control.
Patent JP-H04203565-A (JP)
Title: Labyrinth seal device for rotary machine
Inventor: OGISAWA EISUKE
IPC: F16J15/447
Filed: 1990-11-30
Abstract: PURPOSE:To realize improvement in compressive functionality by carrying out space creating machinable coating on the inner periphery of a labyrinth fin, cutting it by bringing a rotary body into contact therewith, and setting the labyrinth space in operation inevitably as the irreducible minimum. CONSTITUTION:After a mouth labyrinth 3, a stage labyrinth 4, a balance labyrinth 6 and an end labyrinth 9 are welded by means of plasmatic thermal spraying, machining and forming are carried out thereon, and they are assembled so that the space between a rotor 2 and them can be put under a near zero condition to carry out a trial operation. At this time, though the tip of a labyrinth fin is brought into contact with each other due to a bulge portion of a rotary body, movement of the shaft center, processing errors in a stator and the rotor 2 and runout of the rotary body, since it is formed by carrying out plasmatic welding on a space creation coating material, only the contact portion is shaved off without damaging the rotor 2 side, and the labylinth space in operation is set inevitably as the irreducible minimum for the stable operation. Thereby, inside and outside leakages of gas can be minimized.
Patent JP-2001147586-A (JP)
Title: Developing device
Inventor: ENDO SHUICHI
IPC: G03G15/08
Filed: 1999-11-19
Abstract: PROBLEM TO BE SOLVED: To provide a developing device where generation of developing unevenness due to foreign matter trapped in a restricting position is decreased more that when a restricting blade is utilized as a restricting member and where developing unevenness that has an appearance of a thin stripe and that is generated due to line-like unevenness of a developer layer on a developer carrier is resolved. SOLUTION: The developing device 2 is constituted so that toner containing an additive having a particle size of <2 μm is utilized and a restricting roll 8 whose surface roughness Rz is equal to or greater than the particle size and smaller than 2 μm is abutted to a developing roll 7 at a specified pressure downstream in the rotating direction of the developing roll 7 than a toner feeding roll 6 to form a nip of a specified width.
Patent JP-2001145427-A (JP)
Title: String winding tool for plant cultivation
Inventor: YAMAMOTO HIROSHI
IPC: A01G9/12
Filed: 1999-11-19
Abstract: PROBLEM TO BE SOLVED: To deliver a prescribed length of a string wound on a reel without removing the main body from a suspending wire W by the rotation of the reel by the pulling force of a seedling clinging to the string and lessen the work by a worker to simply move the main body along the wire and stretch the string loosened by the delivery. SOLUTION: The objective string-winding tool for the cultivation of a plant is composed of a main body 1 vertically suspended with a suspension hook 2 attached to the body, a string-winding collared cylindrical reel 3 rotatably supported on the main body with a lateral shaft and winding a string on the outer circumference 4 of the reel, an engaging part 11 formed on the collar of the reel in circumferential direction, an operation lever 12 swingably pivoted to the main body, a checking part 13 attached to one end of the lever and engaging with the above engaging part to stop the rotation of the reel and a forcing spring 14 placed between the operation lever and the main body to apply a force to the operation lever and engage the checking part of the operation lever with the engaging part of the reel collar.
Patent JP-H05145957-A (JP)
Title: Subscriber circuit
Inventor: NAGATAKI HAJIME
IPC: H04Q3/42
Filed: 1991-11-18
Abstract: PURPOSE:To eliminate the fluctuation of line resistance to be the threshold value of loop detection caused by the fluctuation of a power source for feeding. CONSTITUTION:When a telephone set 1 is off-hooked and a speaking current is supplied from a subscriber circuit 4 to the telephone set 1, a sum current detection circuit 7 detects the sum of currents flowing in a chip line 2 and a ring line 3. A comparator 9 compares this sum current detecting circuit output voltage V1 with a voltage V2 proportional to a power source VBB for feeding prepared by a reference voltage generating circuit 8, and the loop detection is judged. The value of the line resistance to be the threshold value of the loop detection can be set without depending on the power source VBB for feeding.
Patent JP-H02173626-A (JP)
Title: Image recorder
Inventor: NISHIO YUJI
IPC: G03B27/72
Filed: 1988-12-27
Abstract: PURPOSE:To enhance workability in recording an image and to make the gradation of the image appropriate by providing a means for discriminating the kind of an original, setting sub exposure based on the discriminated result and controlling the sub exposing. CONSTITUTION:A photosensitive material 16 drawn out of a magazine 14 is cut and conveyed to an exposing part 20. The mark of the original 32 is detected by a sensor 82 and the detected result is supplied to a control part 80. The control part 80 sets the necessity of the sub exposing and the sub exposure at the time of being required based on the kind and the density of the original 32 and displays them on a display part 84, then changes the stop quantity of a diaphragm slit 23. Next, the photosensitive material 16 is inverted in an inversion part 72 and conveyed to the exposing part 20 again. Then, an exposing device 22 is actuated so that light may irradiate along the original 32 to perform main exposing to the photosensitive material 16. Meanwhile, a light source 21 for sub exposing is actuated just before the exposing part 20 to directly perform the sub exposing to the photosensitive material 16 and the density of the image in a high density part is lowered.
Patent JP-H11163571-A (JP)
Title: Power converter and cooling method therefor
Inventor: IKEGAME HIROO
IPC: H01L23/473
Filed: 1997-12-01
Abstract: PROBLEM TO BE SOLVED: To enhance corrosion resistance, antifreezing performance and cooling efficiency while sustaining insulation performance by employing an aqueous solution containing a specified vol.% of water soluble alcohol as a medium for cooling a power converter comprising power elements. SOLUTION: An aqueous solution being used as a medium for cooling electric parts of an inverter, e.g. semiconductor elements and resistors, is composed of pure water, water soluble alcohol and a rust preventing agent. Content of the water soluble alcohol is set at 60 vol.% or below in order to be exempted from regulations on hazardous materials and a saturated or unsaturated 15-21C higher aliphatic carboxylate of an alkali metal of organic carbonate is employed as the rust preventing agent. When aluminum is employed as the material of heat sink for a power converter, high corrosion resistance can be attained if the content of alcohol effective as an alcohol solution is 10% or above. When corrosion resistance, antifreezing performance and cooling efficiency are taken into account, the content of water soluble alcohol is preferably set at 20-30%.
Patent JP-H05144783-A (JP)
Title: Dry etching method
Inventor: NAGAYAMA TETSUJI
IPC: H01L21/302
Filed: 1991-11-19
Abstract: PURPOSE:To perform the anisotropic etching of an Al material layer with high accuracy by making use of the stacking of S(sulfur) for sidewall protection. CONSTITUTION:An organic microwave plasma etching device is used, in which an S material layer 23 consisting of SiS2 or the like is arranged at the inwall of a bell jar 14 and the contact area between this S material layer 23 and ECR plasma P is adjustable by the operation of a lifting shutter 24. The larger the contact area is, the more the quantity of S supplied into inside increases, and the sidewall protection effect and anti-resist selection ratio improve at the topside of a wafer 18. In case of etching an Al multilayer film, using, for example. Cl2 gas, inside this device, if the contact area at overetching increases, time favorable anisotropic shape can be maintained. Since CClx or the like is not used as a sidewall protective material as before, it is also excellent as a countermeasure after corrosion.
Patent JP-H07159695-A (JP)
Title: Zoom lens
Inventor: MITSUSAKA MAKOTO
IPC: G02B13/18
Filed: 1993-12-01
Abstract: PURPOSE:To provide a zoom lens consists of three lens groups having optical performance high over the entire variable power and about 2.7 variable power ratio and is short in the overall length of the lens. CONSTITUTION:This zoom lens is composed, successively from an object side, of first, second and third groups L1 to L3 having positive, positive and negative refracting powers. The respective lens groups are so moved that the spacing between the first group L1 and the second group L2 increases and the spacing between the second group L2 and the third group L3 decreases at the time of variable magnification from a wide angle side to a telephoto side. The second group L2 consists of a 2a-th group L2a and a 2b-th group L2b having a positive refracting power and a diaphragm is arranged nearer the object side than the 2b-th group L2b. The 2a-th group L2a has a negative lens 2aN, of which the concave face is directed to the object side and the 2b-th group L2b has a meniscus-type negative lens 2bN, of which the convex face is directed to the image plane side, on the extreme image plane side. The Abbe numbers of the materials of the negative lens 2aN and the negative lens 2bN are adequately set.
Patent JP-H05137967-A (JP)
Title: Vapor photochemical reaction device using plural wavelength laser beams
Inventor: HAMADA NAOYA
IPC: H01S3/11
Filed: 1991-11-19
Abstract: PURPOSE:To improve the photochemical reaction efficiency to the energy obtd. from a laser medium by providing telescopes in a part where plural wavelengths are obtainable within a laser resonator and installing a reaction vessel in the laser condensing position therebetween. CONSTITUTION:The laser resonator for the laser medium is constituted of a total reflection mirror M1 which selects a 1st laser oscillation wavelength, a total reflection mirror M2 which selects a 2nd laser oscillation wavelength and a total reflection mirror M3 existing in the position opposite thereto. A thin-film polarizing element 5 allows the full transmission of p polarized light and totally reflects s polarized light. Lenses L1, L2 constitute the telescope disposed at a cofocal and lenses L3, L4 constitute the 2nd telescope. These focal lengths are determined from a desired fluence value. The reaction vessel 2 is installed at the point at which the desired fluence value is obtd. between the telescopes. Then, the laser beams of the plural wavelengths are utilized as the laser beam and the powers thereof can effectively be utilized.
Patent JP-H04202151-A (JP)
Title: Purification of 1,6-hexanediol
Inventor: KASHIBE MASAKI
IPC: C07C29/149
Filed: 1990-11-30
Abstract: PURPOSE:To obtain the title high-purity compound by saponifying a crude product from cyclohexane after oxidation, esterification, hydrogenation and distillation process, then neutralizing and removing low-boiling substances and high- boiling substances using a stripping column and a distillation column, and further purifying by distillation. CONSTITUTION:In producing the objective compound by oxidizing cyclohexane into a carboxylic acid compound, esterifying the carboxylic acid compound with an alcohol and hydrogenating a mixed solution of the prepared esterified substance, then low-boiling substances and high-boiling substances are removed from the hydrogenated reaction solution by distillation operations 1-2 (ghown in i.g.) give a crude reaction product having 100-100mgKOH/g ester value(EV). Then the reaction product is saponified (4) with an alkali aqueous solution and neutralized with about 0.01-0.30mol, based on the objective compound in the saponified solution, of an acid. Further, low-boiling substances and high- boiling substances are removed from the neutralized solution by a stripping column 6 and a distillation column 7 and purified by distillation to give the objective high-purity compound having <=5mgKOH/g EV in high yield.
Patent JP-H09166405-A (JP)
Title: Traveling state detection circuit
Inventor: ISHIGAMI MASAHIRO
IPC: H04B7/26
Filed: 1995-12-19
Abstract: PROBLEM TO BE SOLVED: To stably detect a folding state corresponding to the miniaturization of a device and the scattering of elements and assembly in production in a portable communication equipment with a folding mechanism. SOLUTION: A magnetic sensor 2 is mounted on an equipment body and a magnet 1 is mounted on a folding part which can be folded into the equipment body. The magnetic sensor 2 detects a magnetic field (a) from the magnetic 1 and generates sensor output (b). An A/D converter 3 converts the sensor output (b) to a digital value (c) and sends it to a CPU 4. The CPU 4 uses the digital value (c) and parameters which are stored at an EE-PROM 5 at a production stage and judges the folding state of the folding part into the equipment body by operation. The CPU 4 updates the above parameters in the actual usage state of the equipment by learning effect accompanying the digital value (c) corresponding to the sensor output (b) to cope with the change with time of the equipment over a long period of time.
Patent JP-H02173570-A (JP)
Title: Automatic chemical analyzer
Inventor: NAKANO KIYOKAZU
IPC: G01N35/02
Filed: 1988-12-27
Abstract: PURPOSE:To obtain the automatic chemical analyzer being concise and unbulky and to increase its processing capacity by providing a first and a second reaction lines so that a measuring instrument can be used in common for the first and second reaction lines. CONSTITUTION:A first reaction line 4 and a second reaction line 5 are provided in parallel, measuring containers and reaction containers 3 arranged in the line 4 are positioned and placed in positions of the line 4 corresponding to between arranged positions of measuring containers and reaction containers 3 arranged in the line 5, respectively, and also, by placing the line 4 and the line 5 between, an optical member 26 of a light source side of a measuring instrument and an optical member 27 of a photodetection side corresponding thereto are provided in an optical arrangement, therefore, the line 4 and the line 5, for instance, are used simultaneously for an analysis line, or one of them and the other are used for the analysis line and a cleaning line, respectively, and also, the line 4 and the line 5 are used for an analysis of each different specific analysis item, and many analytical processings can be executed as a general puspose automatic chemical analyzer having a large processing capacity.
Patent JP-H05164503-A (JP)
Title: Molding method for measuring tape
Inventor: MOROZUMI RIKIO
IPC: G01B3/10
Filed: 1991-12-13
Abstract: PURPOSE:To obtain a method for avoiding a twist of a material and facilitating molding of a measuring tape. CONSTITUTION:A material 2 is fed from a reel 1 for putting on the material, by a roll 10 for feeding the material or a material feeder. The reel 1 for putting on the material and a brush 3 are provided with brakes 12 for stabilizing an inside-furnace attitude, while the rotational speed of a reel 9 for taking up a product and the roll 10 for feeding the material is controlled in accordance with a change in the winding diameter l2 of the reel 9 by a rotational speed control device 13.
Patent JP-H03195318-A (JP)
Title: Heat-resistant cable joint directly coupled with gas insulated transformer
Inventor: KASE TOSHIO
IPC: H02G15/08
Filed: 1989-12-20
Abstract: PURPOSE:To prevent temperature rise at joint by fixing a T-branch bushing to the housing of gas insulated transformer while inserting the central foot into the housing and connecting a cable to at least one end of joint tube for a branch conductor. CONSTITUTION:The part of a branch conductor 32 in the housing, i.e., the most part of a conductor rod 32a, is surrounded by heat resistant epoxy resin and thermally insulated, and the heat in the housing flows into the branch conductor 32 only through the exposed end of the conductor rod 32a and thereby the flow rate is not so high. Furthermore, an insulation rod 38 contacting with the outer air is inserted through a member having relatively low thermal insulation into an opening on the right side of a joint tube 32b disposed at the outside of the housing of the branch conductor 32. A cable 35 contacting with the outer air is similarly inserted into a left side opening. By such arrangement, heat can flow out from the joint tube 32b and radiated well.