baber/WOPTO huggingface dataset:
Patent JP-2002113477-A (JP)
Title: Treating method for oil-containing wastewater and its device
Inventor: TAMADA AKIO
IPC: C02F3/08
Filed: 2000-10-04
Abstract: PROBLEM TO BE SOLVED: To provide a new treating method for oil-containing wastewater, capable of greatly improving the removal efficiency of oil and fat contained in the kitchen wastewater of a restaurant and a hotel, and in the wastewater of a supply center of school metal, lunch processing plant and food factory, and of being easily adapted to an existing grease trapping device. SOLUTION: A water tank is installed at a position different from the grease trapping device. A biological filter, which is filled with a plurality of microorganism carrier bodies carrying microorganisms, is installed in the water tank. The biological filter is kept in an aerobic atmosphere. The oil-containing wastewater in the grease trapping device is supplied into the biological filter. The wastewater filtered with a biomembrane is retained in the water tank to be discharged to the outside of a system.
Patent JP-2002113513-A (JP)
Title: Method and apparatus for removing scale on hot-rolled stock
Inventor: FUNABASHI YASUHIRO
IPC: B21B45/06
Filed: 2000-10-05
Abstract: PROBLEM TO BE SOLVED: To provide a method and an apparatus for removing scale more sufficiently than a conventional method and apparatus for removing the scale on a hot-rolled stock or a simpler method and apparatus than a conventional method and apparatus for removing the scale. SOLUTION: The scale on the surface layer is crushed by pressing rotary rollers 4, 5 having projections against the hot-rolled stock W and, after that, the scale is removed by jetting high-pressure water.
Patent JP-2002118056-A (JP)
Title: Membrane mask, its manufacturing method and position accuracy-maintaining method of mask pattern
Inventor: YABE HIDETAKA
IPC: G03F1/22
Filed: 2000-10-11
Abstract: PROBLEM TO BE SOLVED: To restrain a stress layer and a membrane that can be generated on the side of a mask pattern, and to increase the positional accuracy in a mask. SOLUTION: In a dry etching process of the fine mask pattern of a membrane mask, a radical and an ion, containing at least one of nitrogen, carbon, and oxygen that do not contribute to pattering, are generated by plasma for supplying to the upper and side surfaces and foundation of the mask pattern, and a layer (membrane) for restraining the generation of stress is reliably formed on the side. When the membrane mask is to be manufactured, correction is made according to strain after etching in pattern drawing, in advance at drawing of the mask pattern. As a method for supplying radicals and ions, an oxidizing active gas and ozone may be used, when a cluster ion beam and an oxide film are formed. The radicals and ions are supplied periodically by a plurality number of times, even after the mask has been completed, thus maintaining pattern position accuracy over a long time.
Patent JP-2002122000-A (JP)
Title: Structure of tunnel liner and method of fabricating it
Inventor: IMAFUKU KENICHIRO
IPC: E21D11/14
Filed: 2000-10-12
Abstract: PROBLEM TO BE SOLVED: To enhance the structural strength of a tunnel liner such as bending performance, etc., while reducing the costs of fabrication and assembly, quickening assembly operations, and facilitating for securing quality control and dimensional accuracy. SOLUTION: The liner 8 is disposed along a tunnel shaft wall 7 of a certain cross section which is either circular, rectangular or horseshoe-shaped, etc., for use as a tunnel lining for supporting the tunnel wall. A steel shell 12 of the tunnel liner is used which uses planar steel plates as side plates 13 on two sides perpendicular to the tunnel axis and as a surface plate 15 on at least one side on the side of the natural ground or on the side of a cavity. The liner is constructed of chord elements in the form of flat plates generally parallel to the surface of the tunnel wall. The chord elements adjoining each other along the circumferential direction of the tunnel are formed in a straight line or curved along the tunnel shaft wall on a cross section perpendicular to the tunnel axis.
Patent JP-2002123305-A (JP)
Title: Real-time display data collecting system
Inventor: KUZUSHIMA MITSUNORI
IPC: G05B19/048
Filed: 2000-10-13
Abstract: PROBLEM TO BE SOLVED: To provide a collecting system for real-time display data which minimizes the decrease in the execution speed of a programmable controller. SOLUTION: A write control circuit 8 is provided with a display data write address register 81 which controls addresses of a display data storage memory 42 in a data memory part 4, data type registers 83 to 85 which specify data type when data are written to the display data storage memory 424, and a write data type register address 82 which controls addresses of the data type registers 83 to 85. This real-time display data collecting system is characterized in that, when the write control circuit 8 is commanded to start S1 storing display data, data on a bus transferring the data between the data memory 4 and an arithmetic part 5 are stored in the display data storage memory 42 and when the write control circuit 8 is commanded to quit S2 storing the display data, the storage is stopped to collect the display data.
Patent JP-2002121070-A (JP)
Title: Sintered low temperature thermal deterioration resistant zirconia compact and method of manufacturing for the same
Inventor: NAKAYAMA TORU
IPC: C04B35/48
Filed: 2000-10-13
Abstract: PROBLEM TO BE SOLVED: To provide a sintered zirconia compact having excellent mechanical strengths and thermal stability in combination. SOLUTION: The sintered low temperature thermal deterioration resistant zirconia compact is the sintered zirconia compact essentially consisting of ZrO2 and containing at least one kin of stabilizers Y2O3 and Sc2O3 and is characterized in that (1) the molar ratio of the stabilizers and the ZrO2 is 1.5:98.5 to 4:96, (2) the sintered compact contains at least one kind of rare earth aluminate consisting of LaAlO3, PrAlO3 and NdAlO3 and (3) the sintered compact consists of a mixed phase of at least one kind of a monoclinic crystal and a cubic crystal or a tetragonal single phase and the method of manufacturing for the same.
Patent JP-2002122833-A (JP)
Title: Electric absorption type optical modulation element
Inventor: HOSHI NORIYOSHI
IPC: G02F1/025
Filed: 2000-10-17
Abstract: PROBLEM TO BE SOLVED: To provide an electric absorption type optical modulation element which satisfys sufficiently the easiness for manufacturing an optical modulation element by reducing the length of the optical modulation element as practical effect although the length of the device is increased and which has sufficient fast response characteristics of the device. SOLUTION: In the electric absorption type optical modulation device which modulates the intensity of light by changing the absorption coefficient for light by applying an electric field on an optical waveguide layer 2, a non-light absorbing region 24 which does not change its absorption coefficient for light by application of an electric field nor absorbs light is formed in the optical waveguide layer 2 where the light to be modulated propagates.
Patent JP-2002057486-A (JP)
Title: Radio wave absorber
Inventor: HIGUCHI YOICHI
IPC: H01Q17/00
Filed: 2000-10-19
Abstract: PROBLEM TO BE SOLVED: To obtain a radio wave absorber for high frequency (1 GHz-70 GHz), which can be made as thin, light-weight and inexpensive as possible and realizes easy installation, while having a highly efficient, wideband radio wave absorbing power. SOLUTION: The radio wave absorber comprises a radio wave absorbing layer for absorbing radio waves and/or electromagnetic waves, and a heat transmitting/converting layer, where more than one radio wave absorbing layer is provided and an easily adhering layer is provided between respective layers.
Patent JP-2002130175-A (JP)
Title: Self-priming pump
Inventor: YAMAZAKI SHIGERU
IPC: F04D29/42
Filed: 2000-10-19
Abstract: PROBLEM TO BE SOLVED: To eliminate the cause of applying stress by water pressure to a casing cover for forming a priming tank, leaking water by the occurrence of a crack at the root of an triangular rib at the root of a machine screw fastening part in the middle of the priming tank of the casing cover, and finally reducing durability as a self-priming pump when supply water pressure to the pump is high and when the water pressure is repeatedly applied in the self-priming pump. SOLUTION: A priming tank waterway part of the casing cover 14 of the self-priming pump is constituted by forming a projection 21 in a part reaching an inner wall for forming a suction channel 15 from an outer wall, and even at repetitive operation time of the pump, and even when the stress by the supply water pressure and the pepetitive water pressure is applied, rigidity of the casing cover 14 increases by the projection 21, and the stress can be relieved so that the self-priming pump having large durability on the supply water pressure and the repetitive water pressure can be provided.
Patent JP-2002128412-A (JP)
Title: Well bucket type elevator
Inventor: AOYANAGI AKIMASA
IPC: B66B11/02
Filed: 2000-10-20
Abstract: PROBLEM TO BE SOLVED: To allow safety rescue work in a rescue operation, and shorten a rescue time. SOLUTION: A car weight 9 is connected to a car 4 by an attaching and detaching device to be operated in a usual operation, and a command is output from an operation device 10 to the attaching and detaching device 8 in the rescue operation to separate the weight 9 from the car 4 to be operated.
Patent JP-2002128185-A (JP)
Title: Damping device for container and container using the same
Inventor: MATSUDA SHINJI
IPC: B65D19/40
Filed: 2000-10-24
Abstract: PROBLEM TO BE SOLVED: To provide a light and inexpensively producible damping device for a container and a container using the same. SOLUTION: This damping device comprises a roughly doughnut shaped air tube (2) whose inside is filled with air and which has in its center a hollow part (201), an upper plate (3) attached closely to the top face of the tube (2), a lower plate (4) attached closely to the bottom face of the tube (2), a closed space (5) formed by the hollow part (201), the upper plate (3) and the lower plate (4), an air hole (301) formed auxiliary on the plate (3) or the plate (4), and an air filling means (6) for supplying air in the tube (2) whose one end is connected to the tube (2).
Patent JP-2002135903-A (JP)
Title: Brake control unit for hybrid vehicle
Inventor: AKIYAMA KAZUNARI
IPC: B60L50/15
Filed: 2000-10-19
Abstract: PROBLEM TO BE SOLVED: To provide a brake control unit for a hybrid vehicle wherein an energy regeneration efficiency is kept high. SOLUTION: In the hybrid vehicle which runs by a driving power of motors by receiving power of a generator 3 rotated by an engine 1, a capacitor means means 10 which stores power obtained by the power generating operation of the motors 8f and 8r when braking the vehicle, and a pull-in exciting means which excites the motors 8f and 8r with a discharge power from the capacitor means 10 are provided. Braking the vehicle is carried out by recovering the entire braking energy in the form of electrical power, and the vehicle is stopped by the pull-in excitation.
Patent JP-2002135026-A (JP)
Title: Ade unit for ais
Inventor: YOKOYAMA NAOKI
IPC: H01Q5/00
Filed: 2000-10-27
Abstract: PROBLEM TO BE SOLVED: To reduce signal loss by facilitating the installation and relocation of an AIS transponder. SOLUTION: A plurality of members including a radio section and its antenna, a positioning section and its antenna, and a control section and a power supply section related to them out of members for composing the AIS transponder are incorporated into a single enclosure and are installed in the open air. A unit 40 installed in the open air is connected to an AIS display 20 of an interface means to a ship crew by a transmission line in a ship such as a cable. A signal that is transmitted by the transmission line in a ship is not the radio reception output itself of a VHF antenna, but is a signal that is subjected to processing such as amplification, thus preventing a signal loss in the transmission line in a ship from occurring easily. Since the plurality of members are incorporated into the single enclosure, installation and relocation are facilitated.  The interference between antennas can also be restrained because of the use of a compound antenna.
Patent JP-2002135924-A (JP)
Title: Tank type lightning arrester
Inventor: HACHIYA HIDENORI
IPC: H02B13/02
Filed: 2000-10-27
Abstract: PROBLEM TO BE SOLVED: To provide a lightning arrester for power which implements compaction of a substation by reducing mounting space and the number of parts items, wherein a lead-out structure or the like in a tank type lightning arrester is improved to increase design flexibility. SOLUTION: In the tank type lightning arrester 6 which comprises a grounding metallic container having a bus bar lead-out port, accommodates non-linear resistor 8 inside the metallic container, and is filled with insulating gas, an upper part lead-out port connectable to another apparatus is provided on the upper part of the container.
Patent JP-2002131240-A (JP)
Title: Control method for inspection of foreign body inside of through-hole
Inventor: GOTO NOBORU
IPC: B41J2/135
Filed: 2000-10-27
Abstract: PROBLEM TO BE SOLVED: To provide a control method, for an inspection apparatus for a foreign body inside a through-hole, where attention is paid to a nonconformity in the conventional cases, as to whether the inspection condition of the inspection apparatus is changed can be judged easily and the inspection apparatus can be controlled efficiently. SOLUTION: A light, which is transmitted from a very small through-hole formed in a work, is fetched as image data by a camera. The existence of the foreign body inside the through hole is inspected, on the basis of the area of the fetched transmitted light corresponding to the through-hole. The control method is constituted, in such a way that a reference work is selected, that an operation to measure the area of the transmitted light is performed periodically to a through-hole in the reference work, to store a measured value in a database, that the change state of the area of the transmitted light obtained by the database is compared with preset control specifications so as to be judged, and that the adjustment period of the inspection condition and an adjustment object are selected to be inspected and adjusted.
Patent JP-2002127335-A (JP)
Title: Antistatic packaging material
Inventor: MATSUKI KAICHIRO
IPC: B65D65/40
Filed: 2000-10-30
Abstract: PROBLEM TO BE SOLVED: To provide a packaging materials which is made of a multi-layer film constituted of same kind of polypropylene films and laminated without using any adhesives in order to eliminate influences on each layer from outside, eliminate a need of sorting for disposing, maintain flexibility as a film, and prevent its characteristic from being damaged. SOLUTION: All base materials constituting layers of an antistatic packaging materials are propylene resin films. The antistatic packaging materials is made as one unit by interleaving an antistatic agent layer and a layer of a copolymer of vinyl acetate and polyethylene without using any adhesives.
Patent JP-2002130314-A (JP)
Title: Actuator
Inventor: KAWADA DAISAKU
IPC: F16D3/04
Filed: 2000-10-31
Abstract: PROBLEM TO BE SOLVED: To provide an actuator capable of preserving enhanced reliability and detecting the rotational displacement of a shaft, which is inexpensive and adaptable to mass production. SOLUTION: The actuator comprises a linear groove 10e formed at an actuating shaft 10, and a pin 4e mounted at a sensing shaft 4c and mated with the linear groove 10e so as to admit the relative movement in the direction of the radius. Since the pin 4e is shifted to the direction of the radius with respect to axes of the actuating shaft 10 and the sensing shaft 4c, the mating can be maintained by relatively moving the pin section 4e to the direction of the radius with respect to the linear shaft 10e even if a core dislocation occurs between the actuating shaft 10 and the sensing shaft 4c. Thereby, the rotational displacement of the actuating shaft 10 can be measured with high accuracy.  Thus by admitting the core dislocation between the actuating shaft 10 and the sensing shaft 4c, the control for the quality of components can be alleviated to consequently reduce the cost of manufacturing.
Patent JP-2002141411-A (JP)
Title: Method of manufacturing semiconductor device
Inventor: MATSUMOTO NOBUYUKI
IPC: H01L21/3213
Filed: 2000-10-31
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing a semiconductor device which realizes the surface protection while controlling the etched shape of a benzocyclobutene layer. SOLUTION: On the surface of the benzocyclobutene layer, a metal layer having a large affinity with oxygen and a resist layer are formed. The metal layer having a large affinity with oxygen is etched by a pattern formed in the resist so that an opening formed in the resist may be enlarged. Thereafter, with the resist as a mask, the layer is etched to form the top edge of the benzocyclobutene layer into a tapered shape. After the etching of the benzocyclobutene layer, following processes are conducted, with the surface of the layer coated with a metal layer having a large affinity with oxygen, preventing the deterioration of benzocyclobutene due to oxidization.
Patent JP-2002142124-A (JP)
Title: Profile creating device, method therefor and profile creating program storing medium
Inventor: OKUBO AKIHITO
IPC: H04N1/46
Filed: 2000-10-31
Abstract: PROBLEM TO BE SOLVED: To create a profile in consideration of performance of a device and distortion of colors. SOLUTION: A profile is created and the device performance is verified according to readout data of color charts 10 on which identical gray patches 11c are arranged in the same position and on one of which gray patches 11c are arranged in several positions.
Patent JP-2002106186-A (JP)
Title: Smoking space utilization system
Inventor: MATSUI CHIKAO
IPC: F24F11/02
Filed: 2000-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a smoking space utilization system preventing a smoker being bored by constantly and reliably offering various kinds of information to the smoker in a smoking corner and enabling useful information and advertisement information to be offered to the smoker in real time. SOLUTION: An area 4, wherein a person utilizing various kinds of facilities 2 can remain, a taken as the smoking corner 19, which is provided with a smoke-separating machine 5 for at least sucking in and eliminating or sucking in and cleaning mainstream smoke and/or sidestream smoke generated due to smoking and information equipment 6 for offering the mainly visual and auditory information. Consequently, because the machine 5 allows the mainstream smoke and/or the sidestream smoke to be sucked in and eliminated or sucked in and cleaned, a user, namely, the smoker can enjoy comfort and obtain the information from the equipment 6 without any sense of boredom while smoking. On the contrary, the smoker accepts the information from the equipment 6 while smoking.
Patent JP-2002145311-A (JP)
Title: Container and packing
Inventor: EJIMA KAZUTOSHI
IPC: H01L21/673
Filed: 2000-11-02
Abstract: PROBLEM TO BE SOLVED: To prevent negative pressure from being confined in a container having a packing, which is used in an environment such that a pressure difference is produced between the inside and outside of the container in the transportation by air or the like. SOLUTION: Fine irregularities are provided on the surface of the packing at one or several locations to improve the adhesion properties of the packing, whereby under such conditions that there is no pressure difference between the inside and outside of the container, an airtightness can be maintained, while when the environmental pressure varies in the case of, for example, transportation by air, negative pressure is not confined in the container, and further fine irregularities may be provided on the surface of a container body or a cap for contact with the packing to produce a similar effect.
Patent JP-2002146669-A (JP)
Title: Method for cutting felt, apparatus therefor and felt for bearing device
Inventor: IBE HIROMITSU
IPC: B23K26/40
Filed: 2000-11-02
Abstract: PROBLEM TO BE SOLVED: To provide a felt cutting apparatus capable of preventing the workplace ambience from being deteriorated due to the fluffing on the cut face of felts and dust generation while reducing operational cost, making the cut face feeling better and also suppressing dimensional fluctuations in cutting operation. SOLUTION: This felt cutting apparatus works as follows: a felt material 9 consisting partly or wholly of thermoplastic fibers is placed on a receiving platform 12, at least a site to be cut of the felt material 9 is coated with a cooling liquid by a cooling liquid coater 14, and the felt material 9 thus placed is irradiated with laser beams from a laser cutting machine 11 to cut the felt material 9 to a specified shape.
Patent JP-2001181218-A (JP)
Title: Method for preparing reaction mixture produced by haloex reaction
Inventor: SCHACH THOMAS
IPC: C07C205/12
Filed: 2000-11-06
Abstract: PROBLEM TO BE SOLVED: To provide a simple method for preparing a reaction mixture containing a compound of formula (1), at reasonable cost. AzxArFwCl(y-w)Rz (1) [wherein Az is a group of F, Cl, Br, NO2, CN, CF3, CCl3, CHO, CO(CnH2n+1) (n is an integer of 1-10), COX or SO2X (X is F, Cl or Br); x is 1-3; Ar is phenyl, pyridyl or naphthyl; w is 1 to y; y is 1-5; R is H, a 1-10C alkyl or a 1-10C alkoxy; z is 1-5; (x+y+z) is the total substitutable valence of Ar]. SOLUTION: This method comprises adding water to a reaction mixture and separating water therefrom wherein the reaction mixture is obtained by reacting a compound of the formula: AzxArC1yRz with an alkali metal fluoride at 50-250 deg.C in the presence of a quaternary ammonium compound including the group: (CmH2mO)pR5 as a catalyst or in the presence of a mixture of the same compound and at least one selected from an amidophosphonium salt, a quaternary ammonium compound, a quaternary phosphonium compound or an ether.
Patent JP-2002151235-A (JP)
Title: Manufacturing method of ceramic heater
Inventor: KARIYA SATORU
IPC: C04B41/88
Filed: 2000-11-07
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a ceramic heater which can suppress first pulse energy and prevent a conductive layer or a heating element pattern from being trimmed more than necessary as well as to prevent a ceramic substrate from a deep scar. SOLUTION: The method of manufacturing a ceramic heater is, after forming a resistance heating element of a predetermined pattern on the surface of a ceramic substrate, to irradiate laser light on the resistance heating element to form a groove or a notch and to adjust resistance value of the resistance heating element. The laser light is to be pulse light, the frequency of which is to be not more than 2 kHz.
Patent JP-2002148095-A (JP)
Title: Method and equipment for detecting liquid level
Inventor: HAYASHI KOJI
IPC: G01F23/14
Filed: 2000-11-07
Abstract: PROBLEM TO BE SOLVED: To detect the liquid level accurately in a short time without increasing the scale of the equipment. SOLUTION: A minimum volume of air is fed into a nozzle 5 from an air pump 13 through an orifice 15. In this regard, a solenoid valve 19 is closed. Under that state, forward end of the nozzle 5 is inserted into an oil pan 1 containing oil 3 up to a predetermined position, pressure in the nozzle 5 is detected by means of a pressure sensor 23 and the liquid level L is determined by calculating the insertion length of the nozzle 5 from the liquid level depending on a detected pressure. The nozzle 5 is drawn out from the oil pan 1 after detecting the liquid level L and a large volume of air is fed into the nozzle 5 from the air pump 13 while opening the solenoid valve 19 thus removing oil remaining at the forward end of the nozzle 5.