baber/WOPTO huggingface dataset:
Patent JP-H05313751-A (JP)
Title: Notch filter constant setting method
Inventor: SATO ATSUSHI
IPC: G05B13/02
Filed: 1992-05-07
Abstract: PURPOSE:To automatically set the constant of a notch filter with respect to a head positioning control circuit. CONSTITUTION:This head positioning control circuit is provided with a position signal generating means 5 which generates the position signal of a head 4, a control means 1 which detects the position error of the head 4 and controls the current supplied to a motor for movement of the head 4 through a notch filter 2, and an oscillating means 6 which superposes an AC signal in a prescribed frequency range on the current supplied to the motor 3 from the control means 1 to send this AC signal. The gain change characteristic is obtained by a ratio of the position signal, which is generated by the position signal generating means 5 in accordance with the frequency of the AC signal sent from the oscillating means 6, to the current flowing to the motor 3, and a maximum value of the waveform where the obtained gain change characteristic is deviated from a prescribed characteristic, the frequency of the maximum value of the waveform, and the width of the waveform are detected, and the frequency characteristic to cancel the deviated waveform is calculated to set the constant of the notch filter 2 again; and this processing is executed at prescribed intervals.
Patent JP-H05271839-A (JP)
Title: Diamond sintered compact and its production
IPC: C22C1/05
Filed: 1992-03-24
Abstract: PURPOSE:To produce a diamond sintered compact at a low cost by mixing Ti coated diamond powder with Co based heat resistant alloy powder in a specified ratio and forming a diamond bonded sintered structure by hot pressing at a low temp. under a low pressure. CONSTITUTION:A powdery mixture of 97-70wt.% Ti coated diamond powder with 3-30wt.% Co based heat resistant alloy powder is hot-pressed at 950-1100 deg.C sintering temp. under 1000-3000kgf/cm<2> sintering pressure. By this hot pressing, many Ti coating films and the Co based heat resistant alloy powder sinter to form a Ti based sintered structure, and the same time, a sintering aid based sintered structure forms the Ti based sintered structures and a composite sintered structure. This composite sintered structure bonds to the separate diamond particles by sintering through Ti coating films sintered on the separate diamond particles as media to forma diamond bonded sintered structure.
Patent JP-H05288323-A (JP)
Title: Air supplying device for incinerator
Inventor: MIYAJI WAICHI
IPC: F23L3/00
Filed: 1992-04-07
Abstract: PURPOSE:To perform a proper air supplying volume for combustion in an incinerator for general waste materials. CONSTITUTION:An outer circumference of a furnace wall 10 except a ceiling part of a combustion chamber 14 formed with a feeding port 24 for general waste materials at an optional upper location is enclosed with an air passage chamber 11. The furnace wall 10 is fixed with a countless number of air blowing nozzles 15 ranging from the air passage chamber 11 to the incineration chamber 14, the air passage chamber 11 is defined into a plurality of upper and lower segments with a plurality of partition plates 12. Each of the partition air passage chambers 11 has a blower pipe 3 having an air volume adjusting valve 13 which can be separately adjusted. The air supplying device for the incinerator is constructed as above. The lowest partitioned air passage chamber 11 of the partitioned air passage chambers 11 is formed to have a ceiling height where the accumulated ashes can be cleaned away by some workers in it.
Patent JP-H06299673-A (JP)
Title: Installation structure of hard wall material
Inventor: ISHIKAWA TAKASHI
IPC: E04F13/08
Filed: 1993-04-15
Abstract: PURPOSE:To install a hard wall material directly on a lathing in a step sticking state without requiring caulking treatment for water proof on a vertical joint part and without fixing it with a fixture. CONSTITUTION:As a fixing piece 10 of a fixture B is fixed on a lathing alpha, an insertion edge 2 of a hard wall material A is inserted into a fitting groove 15 of the fixture B, and an engagement groove 4 and an engagement piece 12 are connected in the vertical direction by way of dropping the engagement groove 4 into the engagement piece 12, it comes to eliminate failure of damaging the hard wall material A by a drill, a hammer and others, to eliminate joint adjustment, to carry out construction in high performance and to facilitate exchange of the hard wall material A after the construction. Additionally, a structure of a vertical joint part is formed by way of inserting a joiner C into an engagement groove 8 of the left and right neighbouring hard wall materials, and therefore, a flowing rain water groove 16 of the joiner C functions as a rain water turning gutter and waterproofs by way of letting rain water coming in the vertical joint part flow down in the direction of a base, and accordingly, troublesome caulking treatment is not required.
Patent JP-S61272595-A (JP)
Title: Heat exchanging member and manufacture thereof
Inventor: MIYAGI MASAHIRO
IPC: B21D53/08
Filed: 1985-05-29
Abstract: PURPOSE:To fix fins at the accurate positions securely, simply and densely, by inserting the fins having groove pushing parts into a plurality of grooves, which are provided in the fin attaching surface of a heat exchanging raw material, compressing the side surfaces of the grooves, and caulking and fixing the fins. CONSTITUTION:A groove pushing part 4 is provided only at a part of each fin 4, which is inserted into a groove. A groove 3 for fixing the fin is formed in the surface of a plate shaped heat exchanging raw material 2 by an aluminum extruding method. After the fin 1 is inserted into the groove 3, the side surface of the groove is pushed with a roller 5. At this time, a receiving plate 6 is provided beneath the lower surface of the plate shaped heat exchanging member 2 in order to fix the fin firmly. The side surface is strongly compressed with the roller 5. This is performed only on one surface, but both surfaces can be compressed without problems. In this case, the roller 5 is applied to the opposite surface of the receiving plate 6, and the upper and lower surfaces are simultaneously caulked and fixed. The fin 1 is automatically inserted into the groove with a jig and the like before the fixing with the roller. When the pushing parts 4 are provided in a plurality of lines depending on the depth of the groove, the fixing is accomplished more firmly.
Patent JP-H05285965-A (JP)
Title: Manufacture of foam-molded body with skin material
Inventor: TAMAI HIROSHI
IPC: B29K105/04
Filed: 1992-04-07
Abstract: PURPOSE:To provide a method, with which effective molding can be possible without developing malfunction and short molding by a method wherein skin material and foamed layer are integrally molded in a single mold at the manufacture of a foam-molded body with skin material. CONSTITUTION:At the forming of skin material with a fixed mold and a movable mold, the skin material is pinched between the two molds so as to heat both the sides of the skin material in a cavity with heating media having the same pressure as each other and then the pressure on one mold 2 side is lowered, resulting in adhering the skin material A closely to the cavity surface of the mold 2. After that, under the condition that the skin material A is brought to be held closely adhering to the cavity surface by cooling and/or evacuating the mold 2, expandable thermoplastic resin particles 13 are filled from the other mold 3 side in the cavity so as to be thermally foamed and expanded in order to form both the skin material A and a foamed layer into an integral body.
Patent JP-H11266766-A (JP)
Title: Fishing rod-receiving tripod with cylindrical container capable of receiving leader in state attached to fishing rod
Inventor: SHIOTOME TOSHIO
IPC: A01K87/00
Filed: 1998-03-20
Abstract: PROBLEM TO BE SOLVED: To provide a fishing rod-receiving tripod utilizing a cylindrical container capable of receiving a leader therein in a state attached to a fishing rod. SOLUTION: Three expandable bars 2 are attached to the upper outside of a cylindrical container 1, and a holder 3 is attached to the outside of the cylindrical container 1. A hole 5 is formed in the cap 4 of the cylindrical container 1, and depressions 6 are arranged on the upper edge of the cylindrical container 1.
Patent JP-S63278858-A (JP)
Title: Method for driving bubble jet printer head
Inventor: SUZUKI KATSUMI
IPC: B41J2/05
Filed: 1987-05-11
Abstract: PURPOSE:To enhance the durability of a head at a low cost without bringing about the complication of a head structure due to the formation of a protective layer or the like, by generating one bubble by one drive potential pulse and making the current direction of at least one drive potential pulse reverse to that of other drive potential pulse. CONSTITUTION:With respect to the timewise change in the potentials of both of a common electrode and a selection electrode, for example, one bubble is generated by one drive potential pulse and the current direction of at least one drive potential pulse is made reverse to that of other drive potential pulse. That is, the potential V1 of the common electrode is always constant, whereas the potential of the selection electrode changes from V1 to V2 in a pulse like manner when it is desirable to allow a heat generator to generate heat (first drive potential pulse) and energy necessary for generating a bubble having required magnitude is applied to generate the bubble and, after the bubble disappears, this time, said potential changes to V3 in a pulse like manner (second drive potential pulse) to again generate the bubble but, since there is the relation of V3>V1>V2, the current flow directions of the first and second drive potential pulses become reverse to each other and, further, the first and second drive potential pulses are repeated.
Patent JP-H04341808-A (JP)
Title: Molding method and its device of radiation curing resin
Inventor: TAKASU KEIJI
IPC: G02B3/08
Filed: 1991-05-20
Abstract: PURPOSE:To make a molded product, which is free from deterioration in optical performance such as lowering in transmission, moldable, by a method wherein a small quantity of a radiation does is applied, irradiation of radiation is performed again after mold release, a rate of reaction is increased, a substrate thin plate and radiation curing resin are superposed upon each other integrally and cured completely. CONSTITUTION:A smaller quantity of a radiation dose than a necessary quantity for complete curing is applied and mold release is performed at low stress. After the mold release, radiation dose is applied, a rate of reaction and hardness are increased, a substrate thin plate 2 transmitting radiation and radiation curing resin are superposed upon each other integrally and cured completely. With this construction, mold release force at the time of the mold release is reduced, breakage and a deformation of a molded product and mold are prevented and the molded product which is free from deterioration in optical performance can be molded.
Patent JP-S607354-A (JP)
Title: Measuring method of corroding speed
Inventor: MATSUO TOMOSUKE
IPC: G01N27/26
Filed: 1983-06-27
Abstract: PURPOSE:To make it possible to accurately measure corroding speed and prevent a current from leaking through a piping by such an arrangement wherein a metallic structure such as metallic piping, metallic vessel, etc. which is brought to contact with a liquid is utilized as a reference electrode or opposite electrode and only a specimen electrode is immersed in the liquid. CONSTITUTION:A specimen electrode W is provided in a piping 1 through which a liquid to be measured flows. A fixed and small current of several milliamperes, for example; an alternating current of square wave or sine wave, is caused to flow through the piping 1 and the specimen electrode W by using a constant current generator 2, and at the same time, the change of a responsive potential generated in the piping 1 and specimen electrode W is detected, and it is amplified by an amplifier 3 and the polarized voltage of the specimen electrode W is obtained by a voltage detector 4. By this arrangement, it is possible to accurately measure the corroding speed of the specimen electrode W. Since a constant current is all caused to flow through the specimen electrode, a current which is designed to flow through the specimen electrode can be prevented from leaking through a metallic piping.
Patent JP-S5816431-A (JP)
Title: Quick-acting type cathode constituent
Inventor: TAKANASHI YUKIO
IPC: H01J29/04
Filed: 1981-07-23
Abstract: PURPOSE:To shorten a picturing time and obtain a highgrade quick-acting type cathode constituent by a method, wherein a part near the top of a coil heater is formed in a dense pitch and adjacent thereto a coarse pitch part and a shoulder part are formed between legs, then an insulator surface is blackened solely in its dense pitch part. CONSTITUTION:A double-helical coil part of a coil heater 33 is divided into a dense pitch part 331 and a coarse pitch part 332, and an insulator consisting of alumina powder etc., which is blackened being mixed with tungsten powder etc., is formed in the dense pitch part 33, while the insulator, which consists of alumina powder etc. containing no tungsten powder and looking white, is formed partially in the coarse pitch part 332, the shoulder part 333 and the leg part 334, whereby the coating weight per unit length of the heater coil of the blackened in the dense pitch part 331 is made smaller than the coating weight of the insulator in the coarse pitch part 332. Thereby a quick-acting type cathode constituent giving a quick picturing time can be obtained.
Patent JP-S61272230-A (JP)
Title: Production of polycarbonate
Inventor: MIZUMOTO SEIJI
IPC: C08G64/20
Filed: 1985-05-28
Abstract: PURPOSE:To obtain a polycarbonate, having a constant molecular weight and quality, and containing terminal hydroxyl groups and suitable for an intermediate, modifier or plasticizer, etc., for various polymers. CONSTITUTION:(B) A hydroxy compound, e.g. diethylene glycol, in an amount satisfying the formula [a is the hydroxyl number of the component (A); b is the hydroxyl number of the aimed polycarbonate; m is the molecular weight of the component (B); X is the weight of the component (A); Y is the weight of the component (B)] is added to (A) a polycarbonate having a high molecular weight, e.g. 500-50,000, and the resultant mixture is reacted, e.g. at 50-300 deg.C under reduced pressure for 2hr to afford the aimed polycarbonate with good reproducibility.
Patent JP-H01285895-A (JP)
Title: Fuel assebly
Inventor: MASUHARA YASUHIRO
IPC: G21C3/28
Filed: 1988-05-13
Abstract: PURPOSE:To improve a safety tolerance by making fuel pellets in the highest and the second stages natural uranium pellets and setting the lower end face thereof at the level equal to or lower than the upper end face of all control rods inserted in a reactor core. CONSTITUTION:The inside of dummy fuel pellets 11 is hollow, holes are drilled in the inside and the like thereof, made a formation communicating with the outside and the pellets 11 are inserted from the lowest end position of fuel pellets 6. The whole position of the pellets 6 is shifted upward to a allow the upper end face A of control rods at the time of whole control rod insertion to coincide with the upper end face B of the fuel pellets of concentrated uranium of the highest stage. Thereby boiling start point is deviated upward, passing time of a fuel assembly of voids produced in the fuel assembly is reduced, and as a result the frequency of vibration is deviated from resonance frequency and safety can be improved.
Patent JP-H11303184-A (JP)
Title: Mobile toilet system
Inventor: SUDO HIROSHI
IPC: E03D11/00
Filed: 1998-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a mobile toilet system which can be installed and removed easily at low expenses, enables odors in a toilet to be removed, and can be installed even without a sewer facility. SOLUTION: A unitized toilet 10 having flush toilets 25, 35 installed therein and a septic tank 40 for cleaning waste water from the toilet are juxtaposed on the ground and the waste water is guided to the septic tank by a sewage pump provided below the toilet unit. Also, a waste water soil infiltration treatment device 110 which can treat the waste water from the septic tank with bacteria to enable the waste water to infiltrate into soil even in the absence of a sewer is provided. Further, ventilation means including a joint are provided for rendering the toilet odorless by removing odors in the toilet.
Patent JP-H08316082-A (JP)
Title: Winding method for electric winding component
Inventor: YAMAMOTO AKIYOSHI
IPC: H01F41/06
Filed: 1995-05-12
Abstract: PURPOSE: To sustain the shape of coil by performing arranged tight winding at the opposite end parts of the outermost layer of a bobbinless coil when the number of turns of the outermost layer is fractional and performing rough winding at a constant interval in the central part of the outermost layer while separating the windings from each other. CONSTITUTION: A winding 1A is fed in the direction 1a at a pitch P1 by an amount corresponding to the wire diameter thus forming a tightly arranged first layer. The winding 1A is then fed in the direction 1b, i.e., the direction of second layer, and further fed in the direction 2a at a pitch P1 by an amount corresponding to the wire diameter thus forming a tightly arranged second layer. Similarly, a tightly arranged third layer is formed. With regard to the fourth layer, i.e., the outermost layer, the winding 1A is fed by more than one turn in the direction 4a from the coil end at a pitch P1 by an amount corresponding to the wire diameter thus forming a tightly arranged layer.  Rough winding is performed in the central part by feeding the winding 1A at a pitch P2 (P1 <P2 ) by an amount corresponding to the wire diameter or more and arranged tight winding is performed at the end-of-winding part by feeding the winding 1A by more than one turn at a pitch P1 by an amount corresponding to the wire diameter. This structure sustains the bonding force of a bobbinless coil having predetermined coil length and number of turns.
Patent JP-H0411215-A (JP)
Title: Polarized light generator
Inventor: SUGIE TOSHIHIKO
IPC: G02F1/09
Filed: 1990-04-27
Abstract: PURPOSE:To obtain an optional polarization state fast with high accuracy by converting incident laser light into elliptic polarized with specific eccentricity and linear polarized light by utilizing electrooptic effect, and controlling the angle of the main axis of the elliptic polarized light optionally by utilizing Faraday effect. CONSTITUTION:An eccentricity control part 12 consists of an electrooptic element 121 which converts the incident laser light Ip into the elliptic polarized light with optional eccentricity and the linear polarized light according to the intensity of an applied electric field and a control circuit 122 which controls the intensity of the electric field applied to the electrooptic element 121. A main axis rotation control part 13 consists of a Faraday element 131 which rotates the main axes of the elliptic polarized light and linear polarized light obtained by the eccentricity control part 12 according to the intensity of the applied electric field by an optional angle and a control circuit 132 which controls the intensity of a magnetic field applied to the Faraday element 131. Consequently, the size is reduced and the excessive loss and reflected light are small; and the polarization state of the laser light can be controlled into a desired polarization state fast with good accuracy.
Patent JP-S5542743-A (JP)
Title: Electrical discharge machining device
Inventor: INOUE KIYOSHI
IPC: B23H1/02
Filed: 1978-09-18
Abstract: PURPOSE:To standerize the machining condition and to increase the machining speed by connecting the auxiliary current to feed the discharge current of the condenser with the machining clearance other than the main machining power source which generates machining pulse series. CONSTITUTION:The machining pulse is fed to the machining clearance to discharge-process by the on-off switching control of the switch 4 from the main machining power source. The discharge current of the on-off control of the switch 10 from the auxiliary power source is combined with the machining pulse series. The discharge current of the condenser 9 is charged by the high voltage series power source 8 from the main mach-ining power source seriese power source 3 and impulsively discharged by the onconducting of the switch 10 to become the high current pulse.
Patent JP-S61271093-A (JP)
Title: Anaerobic treating apparatus
Inventor: TAKEUCHI TADAO
IPC: C02F3/28
Filed: 1985-05-28
Abstract: PURPOSE:To increase load by increasing settling property of sludge and increasing the concn. of the sludge by feeding back flocculated sludge to an anaerobic reaction tank and to permit efficient treatment with a small apparatus by increasing the rate of feeding liquid. CONSTITUTION:A part of sludge in an anaerobic reaction tank 1 installed with a feeding system 2 of the feed liquid at the bottom and a discharging system 3 of treated liquid and a gas vent system 4 at the top of the reaction tank through a sludge discharging system 10. At the same time, a flocculant is added to the sludge discharging system 10 in the flocculating device 13, 14, and produced flocculated product is fed back to the reaction tank 1 through the sludge returning system 9. As the result, the settling property of the sludge is improved and the load can be made higher by the increase of the concn. of the sludge, and the rate of feeding liquid can be increased simultaneously. Therefore, effective treatment is possible with a small apparatus. Furthermore, treated liquid having high quality is obtd. by reducing SS and P, etc. Dehydration of discharged sludge is also facilitated.
Patent JP-S5339856-A (JP)
Title: Backing plate for slicing of semiconductor ingots
Inventor: YAMAGISHI SOUKICHI
IPC: B28D5/00
Filed: 1976-09-24
Abstract: PURPOSE: To prevent oscillation of a diamond wheel during revolution by contituting a backing plate through the use of a material of hardness equivalent to or lower than that of a semiconductor ingot. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H10275537-A (JP)
Title: Key switch
Inventor: WATANABE MAKOTO
IPC: H01H13/702
Filed: 1998-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a key switch, in which rigidity of a turning end of a hinge member is improved so as to be easily pressed to a key top or a turn lock part of a holder member and while in which the pressed turning end can be held in the turn lock part. SOLUTION: A first hinge member 7 is formed into a U-shape with a plane view. Namely, the first hinge member 7 has a pair of plate bodies 9, and a lock bar 13 is integrally formed between each one end of each plate body 9, and while a reinforcing member 13a having a thick part with a plane view is integrally formed with the inside of the lock bar 13. A side of the reinforcing member 13a opposite to the lock bar 13 side is extended in parallel with the lock bar 13 so as to form an H-shape with the lock bar 13. Both ends of the lock bar 13 and the reinforcing member 13a, which form an H-shape, are respectively connected to the pair of plate bodies 9 so as to improve the rigidity of the lock bar 13. With this structure, a key top 1 can be pressed into a lock groove 4 by pushing the lock bar 13 to a lock guide part 4a.