baber/WOPTO huggingface dataset:
Patent JP-2003214113-A (JP)
Title: Geothermal turbine
Inventor: SUZUKI ATSUHIDE
IPC: F01D5/20
Filed: 2002-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a geothermal turbine improving corrosion resistance of turbine components such as a rotor blade, a stationary blade and a turbine rotor shaft to be operated under a strict steam environment and lengthening service life by performing a secular deterioration prevention measure.  <P>SOLUTION: In this geothermal turbine 10, a turbine stage 12 is constituted of the stationary blade 14 of a nozzle diaphragm and the rotor blade 15 arranged on a downstream side of the stationary blade 14. A shroud 37 is provided on each blade top part of the rotor blade 14. An eaves part 38 of a nozzle diaphragm outer ring 17 is oppositely provided at the radial direction outside of the shroud 37. A seal fin 41 projecting toward an inner peripheral surface of the eaves part 38 is provided at the radial direction outside of the shroud 37 to constitute a steam leakage prevention structure of the rotor blade top part. The eaves part 38 of the nozzle diaphragm outer ring 17 is provided with a smooth inside surface 38a.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003224548-A (JP)
Title: System and method for automatically setting number of waiting frames in automatic retransmission control protocol
Inventor: MIYAMOTO OSAMU
IPC: H04L1/18
Filed: 2002-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To automatically set the optimum number (RTF value) of waiting frames without changing the format of an ARQ frame of an ARQ protocol.  <P>SOLUTION: A control part has an ARQ protocol control part 111 for urging delay measurement when a call connection is made to the opposite party to start frame transmission and reception, a retransmission counter part 114 for counting the number of retransmitting times of a frame within a fixed time during transferring data of each call and urging delay measurement through the ARQ protocol control part 111 when the number of retransmitting times reaches a threshold, and a delay measuring part 115 for calculating an integer of an average value of the number of receiving times of a received ACK until receiving the same frame number as the frame number of a transmission frame of each call when the ARQ protocol control part 111 urges delay measurement, measures a value obtained by adding a predetermined adjustment value to the calculated average value and setting the measured value as the number of waiting frames.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002310724-A (JP)
Title: Device for detecting rotational angle of rotatable member
Inventor: KOWALSKI GUENTER
IPC: G01D5/16
Filed: 2002-01-30
Abstract: PROBLEM TO BE SOLVED: To manufacture a rotational angle detecting device which is small- sized and can take accurate measurements over a wide detection range. SOLUTION: When sensor characteristics are evaluated, a 1st magnetic field produced by a rotary member can be detected. A flat sensor part comprises a plurality of magnetic field sensing sensors and is connected to at least two bridge circuits. The sensors surround a 1st angle range and can accurately specify the direction of the 1st magnetic field. An auxiliary magnetic field is supplied to the sensors and then signals can be corrected through a 2nd angle range so that an angle can accurately be specified. This device is equipped with a flat coil which is arranged in parallel to a sensor surface so as to apply the auxiliary magnetic field to the sensors. Accurate measurements can be taken over a wide angle rage of up to 360 deg. by the small-sized, simple, and low-cost device.  The sensors of the respective bridge circuits are arranged in star-shaped structure and the sensors of the individual bridge circuits are arranged alternately in star-shaped structure sharing the center. The flat coil is composed substantially of a spiral, concentric, and flat winding.
Patent JP-2003220811-A (JP)
Title: Method and device for detecting tire pneumatic pressure drop and program of judging tire pressure drop
Inventor: OJIRO YUUJI
IPC: B60C23/06
Filed: 2002-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for detecting tire pneumatic pressure drop capable of detecting the simultaneous pressure drop in two front wheel tires or two rear wheel tires.  <P>SOLUTION: The tire pneumatic pressure drop detecting method for detecting pneumatic pressure drop in a tire in accordance with rotational information obtained from the tire mounted on a vehicle comprises the steps of detecting the rotational information for each tire, of storing the rotational information for each tire, of detecting whether the vehicle travels on a flat road or not, of detecting whether the vehicle is in driving or braking, of comparing the rotational information for the two front wheels and the two rear wheels of the vehicle when the vehicle travels on the flat road and judged that the vehicle is neither in driving nor in braking, and of judging the simultaneous pressure drop in the two front wheel tires and in the two rear wheel tires based on the relation between the compared value of the rotational information for the two front wheels and the two rear wheels and a predetermined threshold value.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003223547-A (JP)
Title: Method, system, and program for supporting planning of order entry/order placement
Inventor: NARIMATSU KATSUMI
IPC: G06Q10/00
Filed: 2002-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide technique for supporting the planning of order entry/order placement, with a decision-making mechanism enabling negotiation about quantities on an equal basis for a product and its parts, thus allowing adjustments of quantities to be smoothly spread.  <P>SOLUTION: A support system for the planning of order entry/order placement includes a customer side data assembly 1 retaining time-series data about a customer-requested quantity 4, a customer-oriented determined quantity 3, and a customer-oriented publicly-offered quantity 5; a resource side data assembly 2 retaining time-series data about a resource-oriented desired quantity 7, a resource-side determined quantity 6, and a resource-side publicly-offered quantity 8; and a scheduling means 13 for newly setting the time-series data about the customer-oriented determined quantity 3 and the customer-oriented publicly- offered quantity 5 and newly changing the resource-oriented desired quantity 7 upon the updating of the time-series data about the customer-requested quantity.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002318390-A (JP)
Title: Active matrix liquid crystal display device
Inventor: SASAKI TORU
IPC: H01L29/786
Filed: 2002-02-01
Abstract: PROBLEM TO BE SOLVED: To obtain an active matrix liquid crystal display device with excellent display quality and with high definition. SOLUTION: The active matrix liquid crystal display device is provided with a group of electrodes composing matrix shaped pixels and a liquid crystal driving means consisting of active elements. The group of electrodes has a shape of strips which are paired so as to apply an electric field in parallel with a substrate boundary to a liquid crystal layer. The length of the short edge of the strip is shorter than an interval between the neighboring electrodes. Furthermore, specific resistance of the liquid crystal layer is >=10<10> Ωcm and a dielectric constant of the liquid crystal layer is larger than that of at least one non-conductive member.
Patent JP-2003225704-A (JP)
Title: Method for manufacturing pipe with internal groove
Inventor: SUZUKI YOSHIO
IPC: B21C3/12
Filed: 2002-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To easily manufacture a pipe with an internal groove having a large lead angle.  <P>SOLUTION: In the manufacturing device 1 for the pipe with the internal groove, the direction B of revolution of steel balls 7 and the direction A of rotation of a grooved plug 6 are taken as the same direction and the direction of rotation of a drawing die 2 with which a floating plug 5 which is integrally connected to the grooved plug 6 is retained is taken as the direction C reverse to the direction A, so that the rotation of a metallic pipe 11 caused by the rotation of the drawing die 2 in the direction C is prevented.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003227691-A (JP)
Title: Exhaust heat exchanger
Inventor: SHIBAGAKI KAZUHIRO
IPC: F28F13/12
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To improve heat transmissibility of an EGR gas cooler, and also to prevent deposit of PM.  <P>SOLUTION: A hole part 14 is formed in a section, where the PM easily attaches and deposits, and is on a side of an exhaust flow front end of a louver 13, and at least corresponds to a foot side of the louver 13. Thereby, a vertical plate part 12b on which the PM deposits does not exist in the section where the PM easily attaches and deposits, and the attachment and deposit of the PM is prevented. Accordingly, a longitudinal vortex is generated on the louver 13 securely so that effect of improvement of the heat transmissibility and prevention of the deposit of the PM is acquired, and performance of the gas cooler 10 is maintained over a long period of time.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003226792-A (JP)
Title: Flame-retardant resin composition and non-halogen insulated electrical wire made by using it, and wire harness
Inventor: HASE TATSUYA
IPC: C08L53/00
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flame-retardant resin composition which can maintain excellent thermal aging performance and has excellent mechanical strength and good flexibility and processability, and a non-halogen insulated electrical wire made by using it.  <P>SOLUTION: The flame-retardant resin composition is obtained by mixing 60-97 pts.wt. of a propylene/ethylene-propylene block copolymer and 3-40 pts.wt. of a reactive polymer to give a total of 100 pts.wt., blending the mixture with 30-200 pts.wt. of magnesium hydroxide, 1-10 pts.wt. of an age resistor and 0.1-5 pts.wt. of a metal inactivator, kneading the blend through a twin-screw kneader at 250°C, forming a composition in pellet form with a pelletizer, and extruding the pellets through an extruder into a material of 0.28 mm in thickness. This material is used for forming an electrical wire coating layer around a stranded conductor consisting of seven annealed copper wires each having a cross section of 0.5 mm<SP>2</SP>, thus giving a non-halogen insulated electrical wire.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002298524-A (JP)
Title: Actuator latch device of hard disk drive
Inventor: KIN DOKAN
IPC: G11B21/12
Filed: 2002-02-07
Abstract: PROBLEM TO BE SOLVED: To provide an actuator latch device of a hard disk driver which firmly locks a magnetic head and unlocks the head without any impact. SOLUTION: This actuator latch device of the hard disk driver includes a locking protrusion 331 provided on an end portion of the actuator 300, a stopping guard 610 provided with a locking part 611 for restricting a pivot range of the locking protrusion 331, a latch lever 620 rotatably installed on the stopping guard 610 for locking the actuator which rotates in one direction to have the magnetic head 500 positioned in the parking area 210, and for preventing the actuator 300 from moving back in the opposite direction, by moving one end of the latch lever to a position for interfering with the locking protrusion 331, and a latch lever driving means for driving the latch lever 620.
Patent JP-2003232978-A (JP)
Title: Lens barrel
Inventor: ISHIKAWA YOSHIHIRO
IPC: G02B7/04
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a high-strength lens barrel.  <P>SOLUTION: The lens barrel 10 is equipped with a 1st cylinder 20 having a spiral groove on its inner peripheral surface, a 2nd cylinder 30 coupled with the inner periphery of the 1st cylinder 20 through a cam groove, and a supporting member 50 provided at a position corresponding to the end of the 1st cylinder 20 between the 1st and the 2nd cylinders 20 and 30 and supporting the 2nd cylinder 30 on a 1st inner surface.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002236395-A (JP)
Title: Polymer particle and electrophotographic toner which uses the same
Inventor: YAMASHITA YUJI
IPC: G03G9/087
Filed: 2002-02-12
Abstract: PROBLEM TO BE SOLVED: To provide polymer particles having narrow distribution of the particle size and wide distribution of the molecular weight, to provide an electrophotographic toner having the fixing property with suppressed hot offset property and forming high-quality images excellent in the line reproducibility, dot reproducibility and halftone reproducibility suitable for digital latent images, and to provide image forming particles causing little change by the environment and no change in the particle size for continuous use and showing sharp distribution of the charge amount. SOLUTION: The colored polymer particles are uniformly colored from the surface to the inner part of each particle and have 1 to 20 μm volume average particle size and <=1.20 ratio of the volume average particle size to the number average particle size. The colored polymer particles are prepared by using 1 to 50 parts by weight of a coloring agent to 100 parts by weight of resin particles consisting of 95 to 50 wt.% vinyl monomers and 5 to 50 wt.% crosslinked component. The polymer particles are used for the electrophotographic toner.
Patent JP-2003237562-A (JP)
Title: Pneumatic booster
Inventor: IWASAKI KIYOHISA
IPC: B60T13/57
Filed: 2002-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pneumatic booster capable of providing excellent braking feeling by realizing increase of hysteresis without causing increase of loss stroke before starting boosting action.  <P>SOLUTION: A valve element 25 is structured with an elastic body. At the time of releasing a brake, a plunger 21 is returned in a direction of the arrow, and the valve element 25 is brought back with a breather valve 32 consisting of an inner peripheral valve seat 31 and the valve element 25 being closed, and the valve element 25 is estranged from the outer peripheral valve seat 33 and a most outer peripheral valve seat 34 to open a vacuum valve 35. However, as the valve element 25 is deformed by the pressure difference between a pressure of a negative pressure chamber in a connecting passage 36 and a pressure of a variable pressure chamber to a back pressure chamber 28 in a zone between the valve seats 33 and 34, the valve element 25 still keeps contacting with an outer collar part 33a of the valve seat 33 and delays to open the vacuum valve 35 even when a clearance d is made by taking the valve element 25 from the valve seat 33, and thus the braking feeling can be improved because of hysteresis increase. As these measures have no influence on closing the vacuum valve 35 and opening the breather valve 32 at inputting operational force, causing no increase it the loss stroke.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002303456-A (JP)
Title: Refrigeration air conditioner
Inventor: SUMIDA YOSHIHIRO
IPC: C10N40/30
Filed: 2002-02-15
Abstract: PROBLEM TO BE SOLVED: To solve the problem that the amount of refrigerating machine oil which is circulated in a compressor is rendered to be lowered to cause mal- lubrication or that the oil is rendered to flow into a heat exchanger to invite bad efficiency, when the operational conditions or loading conditions are varied in a refrigerating cycle employing the refrigerating machine oil having no or a very little mutual solubility to refrigerant. SOLUTION: The refrigerating cycle employing the refrigerating machine oil which has a very little mutual solubility to refrigerant, comprises a refrigerating circuit for circulating refrigerant, in which the compressor, a heat sauce side heat exchanger, a depressurizer, and a user side heat exchanger are sequentially connected. The content of the oil that circulated in the cycle is controlled so as to be equal to or less than the dissolution rate of liquid refrigerant at the lowest temperature of the cycle, by providing an oil separator, or raising the supercooling rate of the refrigerant at the exit of the heat source side heat exchanger.
Patent JP-2003241093-A (JP)
Title: Zoom lens
Inventor: HAYAKAWA SATOSHI
IPC: G02B13/18
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a zoom lens having a construction for a second lens group to achieve high variable power and miniaturization.  <P>SOLUTION: The zoom lens includes a first lens group G1 having positive refractive power, a second lens group G2 having negative refractive power, a third lens group G3 having positive refractive power, a fourth lens group G4 having negative refractive power, and a fifth lens group G5 having positive refractive power in order from the object side. When the state of a lens position changes from a wide-angle end W to a telephoto end T, an interval between the first lens group G1 and the second lens group G2 is increased, an interval between the second lens group G2 and the third lens group G3 is decreased, an interval between the third lens group G3 and the fourth lens group G4 is increased, and an interval between the fourth lens group G4 and the fifth lens group G5 is decreased. The second lens group G2 has a first negative lens L1 component, a second negative lens L2 component, a first positive lens L3 component, and a second positive lens L4 component in order from an object side.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003238855-A (JP)
Title: Ink for inkjet recording and method for forming image
Inventor: NAKAMURA MASAKI
IPC: C09D11/00
Filed: 2002-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ink for inkjet recording, improved in the prevention of clogging at an inkjet head, and capable of giving an image with high density and reduced in nonuniformity, and a method for forming an image.  <P>SOLUTION: The ink for inkjet recording contains colored fine particles comprising a resin A containing a coloring material, or a resin A containing a coloring material and coated with a resin B, an aqueous solvent and water, wherein the initial dissolution of the coloring material of the colored fine particles into a solvent for the coloring material is 10% or less, the intermediate dissolution of the coloring material of the colored fine particles into a solvent for the coloring material is 50% or less, and the resin A comprises two or more resins different in weight-average molecular weight.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003236668-A (JP)
Title: Method of gas shield arc welding
Inventor: KATAOKA TOKIHIKO
IPC: B23K35/30
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of a gas shield arc welding in which a welding current is pulsed and a fume is decreased in addition to the stabilization of the arc and the decrease in the spatters.  <P>SOLUTION: The output of welding current is set at two levels of a peak current and a base current, a DC power source having a pulse generation setting function with which pulses are successively outputted is used, seven or more pulses are outputted from the DC power supply within a translational time of one droplet of a consumable electrode, a welding voltage satisfies the relation α+13.6 ≤ welding voltage (V) ≤ α+15.5 on the basis of the value of the welding voltage α which is calculated by the equation α=(I/20)-(M /40)+[(I×E)/(1,500×D<SP>2</SP>)], a steel wire is used as a welding wire, in which ≤0.06 wt.% C is contained and the contents of Si, Mn, Ti, and Al satisfy the relation 0.8≤[Si]/2+[Mn]/5+[Ti]+[Al], and an oxidizing gas is used as a shield gas.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002333434-A (JP)
Title: Bubble detection method and device
Inventor: SUGIHARA HIROKI
IPC: A61M1/36
Filed: 2002-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a bubble detection method and a device capable of detecting comparatively easily existence of bubbles in a liquid, even in the case of the liquid flowing in a liquid transport pipe having a section shape difficult to be deformed for bubble detection. SOLUTION: In this bubble detection method, an ultrasonic wave is transmitted to the liquid from the side of the liquid transport pipe wherein the liquid flows, and the ultrasonic wave passing through the liquid is received, and the bubbles in the liquid are detected based on the received ultrasonic wave. The method is characterized by executing ultrasonic wave transmission/reception on detection positions to the number of n (n: an integer of two or higher) separated in the flowing direction of the liquid in the liquid transport pipe.
Patent JP-2003245543-A (JP)
Title: Agent having formaldehyde absorptivity and method for producing the same
Inventor: FUJIMOTO HIDETO
IPC: C09D7/12
Filed: 2002-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a formaldehyde absorbing agent which can be produced in a simple process and industrially by mass production and has an excellent formaldehyde absorptivity.  <P>SOLUTION: A volatile organic compound is produced by the reaction of an extract containing specifically taxifolin of polyphenols extracted from plant tissues, specifically from those of Larix leptolepis, with alkaline substance. The agent obtained from treatment of the compound with an alkaline substance has specifically formaldehyde absorptivity. A method for producing the same is also provided.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003248696-A (JP)
Title: Page rating/filtering method, device, and program, and computer readable recording medium recording the program
Inventor: OMORI NOBUYUKI
IPC: G06F17/30
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a page rating/filtering method, a device, and a program capable of efficiently and appropriately rating and filtering an object page using link pass information and to provide a computer readable recording medium recording the same program.  <P>SOLUTION: This page rating/filtering device stores hyperlink information comprising the link pass information, or the link of URLs of respective pages to be a standard, in a DB part 101, allows a pass search part 102 to search the link pass information stored in the DB part 101 from the object page, allows a page rating part 103 to rate whether or not the object page accords with a prescribed standard relative to the link pass information stored in the database, and filters the object page based on the rating result.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003245259-A (JP)
Title: Deep phlebothrombosis judging apparatus
Inventor: MIYOSHI TSUTOMU
IPC: A61B5/05
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus which enables a subject to simply judge whether their constitution is susceptible to deep phlebothrombosis for inferior limbs.  <P>SOLUTION: A subject is changed from one posture to another to make loads work on the muscles of his inferior limbs so that blood stored in deep veins of the inferior limbs is circulated in vivo with the action of a muscular pump. At this point, the impedance of biomedical electricity is measured to enable the seizing of the moving of humor (blood) in vivo. Changes in the posture considerable are actions of stretching, bending and stretching of knees in a sitting attitude, repeated standing and sitting. Changes in the impedance values of the biomedical electricity measured before and after such changes in attitude are compared with the reference value. The blood storing capacities of the inferior limbs are estimated from the inclination of the biomedical electricity per unit time to judge whether the constitution of the subject is susceptible to deep phlebothrombosis of the inferior limbs.  <P>COPYRIGHT: (C)2003,JPO