baber/WOPTO huggingface dataset:
Patent JP-2001221725-A (JP)
Title: Soil gas monitoring device
Inventor: TAKAHASHI SHIRO
IPC: G01N1/22
Filed: 2000-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a soil gas monitoring device assuring the continuity of analysis and saving labor by automatically sampling individual soil gases one after another from plural points, and performing analysis continuously in analyzing the concentrations of gases in the soil gases and determining how much the gases have been purified, with the device determining with higher accuracy how much a purification process has progressed, by operating in accordance with operation data transmitted from soil purification process equipment. SOLUTION: The soil gas monitoring device is adapted for determining how much the soil purification process including suction of the soil gases has progressed. Lines for sampling the soil gases from the plural points are used one after another and soil gas samples are collected individually, whereby collection and analysis of the soil gas samples from the plural points and data processing are carried out in consistent and continuous fashion to save the labor required for analytical and monitoring work.
Patent JP-2001228111-A (JP)
Title: Element resistance detector for oxygen concentration sensor
Inventor: TOUWAKI CHIHIRO
IPC: G01N27/409
Filed: 2000-02-14
Abstract: PROBLEM TO BE SOLVED: To provide an element resistance detector for oxygen concentration sensor capable of detecting element resistances of different frequency bands according to the purpose of use. SOLUTION: A limit current type A/F sensor 10 has a sensor element part 11 using a solid electrolyte. An on-vehicle ECU 1 is connected to the sensor element part 11 to apply a prescribed voltage. In the application of the prescribed voltage, a microcomputer 20 detects oxygen concentration on the basis of the current carried to the sensor element part 11. The microcomputer 20 changes the voltage applied to the sensor element part 11 while imparting a prescribed time constant to the element detecting voltage, and detects the resistance value of the sensor element part from the voltage change at that time and the current change accompanying it. The microcomputer 20 turns a switch SW1 ON or OFF to switch the time constant of the applied voltage and detects the element resistance for controlling a heater 12 and the element resistance for judging the deterioration of the A/F sensor 10.
Patent JP-2001230317-A (JP)
Title: Method for forming multilayer interconnection structure and multilayer interconnection structure for semiconductor device
Inventor: MATSUMOTO AKIRA
IPC: H01L21/768
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a method for forming a fine pattern multilayer interconnection structure having low contact resistance and parasitic capacitance. SOLUTION: The method for forming a multilayer interconnection structure comprises a step for forming an SiN film 88, a first insulation film 90, an etching stop layer 92, and a second insulation film 94 on a lower layer interconnection 16, a step for opening contact holes 98 to expose the SiN film, step for filling the contact holes while forming a protective film 100 on the second insulation film, a step for forming an etching mask 102 on the protective film, a step for etching the protective film under etching conditions that the etching rate of the protective film is higher than that of the second insulation film to expose the second insulation film and keeping the upper surface of the protective film higher than the etching stop layer in the contact hole,  a step for etching the insulation film under etching conditions that the etching rate of the protective film is lower than that of the second insulation film to make interconnection trenches and leaving the protective film in the contact hole not to expose the lower layer interconnection, a step for re moving the etching mask and the protective film including that in the contact holes, and a step for filling the contact holes and the interconnection trenches with metal.
Patent JP-2001228665-A (JP)
Title: Attaching structure for torque transmitting member and image forming device
Inventor: KUSUDA TOSHIAKI
IPC: G03G15/00
Filed: 2000-02-16
Abstract: PROBLEM TO BE SOLVED: To attach a torque transmitting member provided at a coupling part between a photoreceptor drum and a motor output shaft by extremely easy operation without using a special part such as a snap ring in structure for attaching the torque transmitting member to the motor output shaft. SOLUTION: An engaging projection 3 is formed on the inner peripheral surface of the hole 1a of the torque transmitting member 1 in which the motor output shaft 11 is fit. A notched part 11c in an axial direction where the projection 3 can pass from its edge side, a notched part 11b in a peripheral direction where the projection 3 passing through the notched part 11c can be moved and rotated, and an engaging groove 11d having specified length in the axial direction in which the projection 3 moved and rotated by 180 deg. in the notched part 11b can be engaged by the energizing of a spring member 12 are formed on the shaft 11. Thus, the member 1 is attached to the shaft 11 by the extremely easy operation, that is, just by relatively moving and rotating the member 1, and the special part such as the snap ring need not be used.  Namely, the attaching work is simplified and the number of parts is reduced.
Patent JP-2001227418-A (JP)
Title: Activation device for combustion engine
Inventor: HOTSUTA NAGANARI
IPC: F02M27/06
Filed: 2000-02-16
Abstract: PROBLEM TO BE SOLVED: To provide an activation device for a combustion engine capable of improving combustion efficiency by completely burning fuel even by executing low oxygen combustion. SOLUTION: This activation device for a combustion engine, having the combustion engine 1 making combustion by supplying air for combustion and fuel for combustion, a fuel tank 2 storing the fuel for combustion supplied to this combustion engine 1, and a fuel activator 5 charged with a filler emitting radial rays or a filler emitting radial rays and far infrared rays, is characterized by providing this fuel activator 5 in the halfway of a supply line 3 of the fuel for combustion supplied to the combustion engine 1 from the fuel tank 2 with the fuel for combustion in this supply line 3 capable of abutting to the above filler in the inside.
Patent JP-2001219690-A (JP)
Title: Retractable twin lead writing utensil
Inventor: KONO HIROYASU
IPC: B43K27/08
Filed: 2000-02-09
Abstract: PROBLEM TO BE SOLVED: To provide a retractable twin lead writing utensil, in which the writing immediately with another pen body part becomes possible without interrupting its writing for changing the manner of holding a barrel, when the changing-over to the other pen body part in the midway of the writing with one pen body part is executed. SOLUTION: This writing utensil consists of a barrel 10, in the portion abutted with the tip of a finger during writing of which a window hole 11 is formed, two refills 4A and 4B housed in the barrel, depressors 5A and 5B, which depress the refills forwards, and an actuating shaft 61, which project beyond the window hole of the barrel. After abutting the actuating shaft against the apex surface of one depressor through the pivoting of the actuating shaft to either left or right direction, the actuating shaft is advanced, resulting in projecting the pen body part 41 of one refill through the tip opening 21 of the barrel so as to realize the writing with the pen body.
Patent JP-2001227762-A (JP)
Title: Floor heating device
Inventor: TANOOKA HIKOKI
IPC: F24D19/10
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To provide a floor heating device which makes it possible to prevent a user from having misunderstanding that disconnection or nonuniformity in temperature occurs in a unit panel. SOLUTION: The unit panel (1) is a minimum unit in the shape of a panel for conducting floor heating. When a change in wattage of the unit panel (1) occurs in the midst of the floor heating, the change is detected and also information is given to prevent excessive rise of temperature.
Patent JP-2001234354-A (JP)
Title: Surface treating method for magnesium
Inventor: INOUE YOSHIAKI
IPC: C23C22/57
Filed: 2000-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a surface treating method capable of improving the corrosion resistance and adhesion with a coated film corresponding to environmental control as for magnesium or a magnesium alloy. SOLUTION: In this surface treating method for magnesium or a magnesium alloy, magnesium or a magnesium alloy is treated with organic acid, is next treated with a solution containing aluminum salt and is thereafter humidified and dried.
Patent JP-2001233190-A (JP)
Title: Travel control device
Inventor: TAMURA MINORU
IPC: B60T7/22
Filed: 2000-02-21
Abstract: PROBLEM TO BE SOLVED: To prevent the fluctuation of braking force when switching the brake control which generates a brake pre-load prior to the brake action of a driver and the follow-up travel control which maintains an inter-vehicle distance at the prescribed inter-vehicle distance. SOLUTION: The target deceleration GB is calculated based on the vehicle speed Vm and inter-vehicle distance L, and it is judged that the brake pre-load is required if the target deceleration GB exceeds a set value GBS. A brake pre- load PPB is set when a accelerator pedal is released, and a brake pressure is generated according to it. When follow-on control start switch is turned on to start the follow-on travel control, a larger one of the follow-on control brake pressure PBC(n) set for the follow-on travel control an the brake pre-load PPB is selected as the brake pressure, and a brake actuator is controlled. If the brake pressure of the follow-on travel control is lower than the brake pre- load when the state requiring the brake pre-load is ended, the brake pre-load generating state is extended.
Patent JP-2001236607-A (JP)
Title: Thin film magnetic head and method of its manufacture
Inventor: IWANO YASUHIRO
IPC: G11B5/39
Filed: 2000-02-22
Abstract: PROBLEM TO BE SOLVED: To provide a thin film magnetic head formed by using a soft magnetic material having low magnetostriction and excellent high frequency characteristics and to provide a method for manufacturing the head. SOLUTION: A magnetic core of the thin film magnetic head is continued of the soft magnetic material having >=1 T saturated magnetic flux density and >=80 μΩ cm electric resistivity and constituted of metal magnetic crystal grains and a grain boundary forming material. The metal magnetic crystal grains principally have <=15 nm average crystal grain diameter and consist essentially of Fe. The composition of the crystal grains is expressed by the composition formula FeaMgbNbcOd (wherein each suffix (a), (b), (c) and (d) denotes atomic weight %) and each suffix satisfies the relational formulae of (a)+(b)+(c)+(d)=100, 45<=(a)<=85, 5.5<=(b)<=28, 0.5<=(c)<=3 and 8<=(d)<=35. The grain boundary forming material contains at least oxides or nitrides of Mg and Nb and roughly covers the metal magnetic crystal grains.
Patent JP-2001231483-A (JP)
Title: Method for producing puffed food
Inventor: NAKAGAWA YOSHIHIDE
IPC: A23L19/00
Filed: 2000-02-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a puffed food, aiming at solving a problem caused when a puffed food is produced using raw materials, i.e., the problem that puffing and palate feeling of such puffed food become nonuniform, capable of suppressing nonuniformity of puffing and palate feeling of a puffed food obtained even if using raw materials which are varied in its quality depending on the kind and harvest time, and also preparing for the above puffed food. SOLUTION: This method for producing a puffed food comprises freezing treatment of sliced materials followed by puffing treatment, and is characterized by adjusting palate feeling of the finally obtained puffed food by freezing treatment of the sliced materials in the maximum ice crystal formation zone through adjusting the holding time within 5 min to 40 min.
Patent JP-2001240806-A (JP)
Title: Powder coating composition
Inventor: SUZUKI MAKOTO
IPC: C09D133/00
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a powder coating composition having excellent powder flowability and blocking property and capable of forming a smooth coating film even when forming a thin coating film. SOLUTION: The objective powder coating composition is produced by the dry blending of 100 pts.wt. of the 1st particles having a volume-average particle diameter of 5-30 μm with 0.1-5 pts.wt. of the 2nd particles having a volume- average particle diameter of 0.01-0.2 μm and composed of an acrylic resin having a crosslinked structure.
Patent JP-2001240993-A (JP)
Title: Tin electroplating liquid and plating method
Inventor: KONDO MAKOTO
IPC: C25D3/30
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide a tin electroplating liquid having good wettability with solder equivalent to or better than that of a tin-lead alloy (solder) without using harmful lead and organic brightening agent and a method for tin plating electronic parts, etc., by using such tin electroplating liquid. SOLUTION: The tin electroplating liquid having a pH of 1.5 to 6.0 contains the following components: (1) 5 to 60 g/L stannous ions; (2) a complexing agent, (3) a surfactant and (4) 0.01 to 0.5 g/L bismus ions (tervalent).
Patent JP-2001059951-A (JP)
Title: Optical waveguide element
Inventor: KONDO JUNGO
IPC: G02F1/035
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To prevent cracking of the substrate of an optical waveguide element which has a thin part formed by relatively lessening the thickness of the part where at least an electrode is formed. SOLUTION: A first substrate electrode 7-1 and a second substrate electrode 7-2 are respectively formed on side surfaces 1C, 1D of the substrate 1 which is provided with the optical waveguide 2, the electrode 3, a buffer layer and the thin part 5 which is formed by a recessed part 4. Further, a first recessed part electrode 8-1 and a second recessed part electrode 8-2 are respectively formed on side surfaces 4A, 4B of the recessed part 4. Therein, the first substrate electrode 7-1 and the first recessed part electrode 8-1 are electrically connected by a lead wire 9-1, the second substrate electrode 7-2 and the second recessed part electrode 8-2 are electrically connected by a lead wire 9-2, and, thereby, the pyroelectric charges which are revealed in the side surfaces 1C, 1D of the substrate 1 and the side surfaces 4A, 4B of the recessed part 4 are negated.
Patent JP-2001243585-A (JP)
Title: Monitoring device and measurement data sum-up method used for the same
Inventor: SUGIYAMA TAKAMI
IPC: G06F17/40
Filed: 2000-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a monitoring device capable of easily and normally outputting the total of data without the need of complicated arithmetic operations. SOLUTION: A counter data reception part 2 receives counter data measured in a data measurement part 1. A previous time counter storage part 3 preserves the counter data received in a previous time, an internal counter storage part 4 stores internal counter data and a difference upper limit value data storage part 5 stores difference upper limit value data for judging whether or not they are abnormal data. A counter data comparison part 6 compares the received counter data with the counter data of the previous time, compares the arithmetic result with the difference upper limit value data, judges whether or not they are normal data and updates the counter data of the previous time to the received counter data.  An internal counter updating part 7 adds the counter data judged as normal to the internal counter data and a data sum-up part 8 sums up the internal counter data at every constant cycle.
Patent JP-2001251720-A (JP)
Title: Distributing device and wiring method using the same
Inventor: TAKAMATSU SUSUMU
IPC: H02G1/00
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To improve wiring work. SOLUTION: A distributing device 6 is used in wiring work comprises a body 61 and a telescopic bar 62. This body 61 is provided with through holes 641, that identify and connect the end of line-passing straps extending from a handhole to a each leading-in conduit located at near side in order to lead wirings into each leading-in conduit located close to the handhole at one side of a main conduit. The body 61 is also provided with a suspension rod 65 that suspends and folds in the direction opposite to the line-passing straps extending from the handhole, in order to lead the wirings into each leading-in conduit located at far side from the handhole, and with passing-through holes 632 that identify and connect the end of the folded line-passing straps to each leading-in conduit located at the far side.
Patent JP-2001249542-A (JP)
Title: Developing device and image forming device
Inventor: SATO SHOGO
IPC: G03G9/087
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To provide a developing device and an image forming device which can prevent damage, etc., effectively caused by a pulverized toner being supplied accidentally. SOLUTION: For a linking gear 45, a first intermediate gear 46, a second intermediate gear 47 of a transmission mechanism 45 provided in a development cartridge and a development roller gear 49, a small module is selected, and each of these gears is composed so as to be made to tooth-jump or to slip when driving force of 1.55 times or more of the driving force for development performed by a polymerized toner occurs. Even when the pulverization toner is accidentally supplied, thereby, the damage to each part, such as the developing roller 22 caused by it, is prevented.
Patent JP-2001247988-A (JP)
Title: Electrolytic cell for manufacturing hypochlorite
Inventor: MIYOSHI KOJI
IPC: C25B1/26
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide an electrolytic cell for electrolytically manufaturing a concentrated hypochlorite. SOLUTION: In the electrolytic cell for manufacturing the hypochlorite provided with at least one bipolar electrode in a cage electrolytic cell, a first partition plate internally provided with an interdigital void engaged with the electrode is furnished at the boundary between the anode side and cathode side of the bipolar electrode, a second partition plate internally provided with an interdigital void engaged with the electrode is furnished at a distance from the boundary between the anode side and cathode side of the bipolar electrode, a clearance is formed between the lower part of the first or second partition plate and the bottom face in the cell, the upper part is positioned above an electrolyte, the lower part of the other partition plate is extended to the bottom face of the cell, and the upper part exists below the electrolyte surface. The electrolyte flows down in a space formed by both partition plates from one electrode compartment and flows into the other electrode compartment from its lower part in this hypochlorite manufacturing electrolytic cell.
Patent JP-2001252142-A (JP)
Title: Wire disposing rack for potted dwarf tree
Inventor: NAKANISHI KAZUTO
IPC: B65G1/14
Filed: 2000-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a wire disposing rack for potted dwarf trees capable of heightening the efficiency of work by taking out a wire with a desired thickness for a desired length in wiring for shaping the tree of the potted dwarf tree and to provide the wire disposing rack for potted dwarf tree with a small articles storing rack capable of preventing missing of small articles. SOLUTION: In this wire disposing rack for the potted dwarf trees, inverted U-shaped outer frames provided with one stage or multi-stage flat plates fixed horizontally are opposite to each other in a pair, and the upper parts thereof are connected by a metal pipe to form a rack, and a metallic pipe passed through plural spools where wires different in thickness are wound is removably placed on the flat plate.
Patent JP-2001252705-A (JP)
Title: Rolling mill and rolling method
Inventor: HIRATA KIYOSHI
IPC: B21B27/02
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a rolling mill and rolling method capable of taking a large control range of sheet crown even in a small plate width and suppressing the thrust in the axial direction of the roll. SOLUTION: This rolling mill is provided with an upper work roll 1U and lower work roll 1D which are arranged so as be in vertical point symmetriry in roll profiles and, by shifting these upper work roll 1U and lower work roll 1D relatively in the opposite direction, the sheet crown of the rolled stock is controlled. The roll profiles of the upper work roll 1U and the lower work roll 1D are expressed as the sum of a sinusoidal function and a linear equation regarding a position x in the axial direction of the roll on the basis of the center in the width direction of the rolling mill.
Patent JP-2001254562-A (JP)
Title: Mounting structure of moving partition hanger rail
Inventor: TAKEBAYASHI SHIN
IPC: E05D15/00
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a mounting structure of a moving partition hanger rail capable of easily carrying out mounting work as well as simple constitution. SOLUTION: A spacer 20 is placed between the mounting surface 12a of the hanger rail 12 and the mounted surface 14a of a substrate member 14, and a vibration isolator 22 constituted of a soft rubber and a plate 24 overlap each other on the upper side opposite to the spacer 20 on the mounted surface 14a of the substrate member. A bolt shank 26a of a bolt 26 passes through the mounting surface 12a, spacer 20, mounted surface 14a, vibration isolator 22 and plate 24 from below the hanger rail 12, and the bolt shank 26a is not brought into contact with the substrate member 14. A nut member 28 is screwed in the upper part of the bolt shank 26a of the bolt 26, the bolt 26 and nut member 28 are clasped to press-contact the plate 24 to the vibration isolator 22, and the hanger rail 12 is fixed to the substrate member 14.
Patent JP-2001257190-A (JP)
Title: Substrate treating device
Inventor: MAEKAWA NAOTADA
IPC: H01L21/306
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To provide a substrate treating device capable of monitoring the clogging of a filter without using an expensive pressure gauge. SOLUTION: The substrate treating device is provided with a treatment liquid tank 2 for immersing the substrate in a treatment liquid stored therein to treat the substrate, a treatment liquid circulating passage 3 for circulating the treatment liquid stored in the tank 2, a circulating pump 4 consisting of bellows pumps for circulating the treatment liquid in the passage 3, a filter 5 for filtering the treatment liquid circulating in the passage 3 by the circulating pump 4, a sensor for sensing a driving state of the circulating pump 4 based on a reciprocating time of the first and second bellows, and a control section for detecting that the pressure of the treatment liquid circulating in the passage 3 has a prescribed value or more based on the driving state of the circulating pump 4 and outputting a detection signal.
Patent JP-2001253893-A (JP)
Title: Method for producing allylphosphonic ester compound
Inventor: KAN RITSUHIYOU
IPC: C07B61/00
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To provide an industrially advantageous method for producing allylphosphonic esters by which the objective allylphosphonic esters are obtained in high yields according to simple operations with scarcely any side reactions or by-products. SOLUTION: This method for producing the allylphosphonic esters is characterized in that secondary cyclic phosphonic esters are reacted with a 1,3-diene compound in the presence of a palladium catalyst.