baber/WOPTO huggingface dataset:
Patent JP-2004301404-A (JP)
Title: Pipe cleaning method for air-conditioner
Inventor: KOYAMA KOJI
IPC: F25B1/00
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To make improvable the efficiency of cleaning unit-to-unit pipes.  <P>SOLUTION: This pipe cleaning method for an air-conditioner provided with an outdoor unit 11 having a compressor 20 and an outdoor heat exchanger 24 and indoor units 12A, B each having an indoor heat exchanger 18 and an indoor expansion valve 17 is provided with a step of connecting the unit-to-unit pipes 15 between the outdoor unit 11 and each of the indoor units 12A, B so that refrigerant passing through the compressor 20 and the outdoor heat exchanger 24 flows into the indoor heat exchanger 18 and the indoor expansion valve 17, in sequence, and a step of returning refrigerant oil residing in the unit-to-unit pipes 15 to the side of the outdoor unit 11 with the drive of the compressor 20 for the refrigerant to flow along the unit-to-unit pipes 15.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004301292-A (JP)
Title: Throttle valve
Inventor: KIHARA KAZUYUKI
IPC: F16K37/00
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To attain a light weight throttle valve of a low height body with a small pilot valve regarding a throttle valve composed of a sheet valve.  <P>SOLUTION: In this throttle valve, the outside diameter of a spool 21 is enlarged in three steps from one end side 21c to the other end side 21c and the inside diameter of the other end side 21c and the outside diameter of one end side 21a are made equal. Also, the spool 21 contains its overall length into a sleeve 22. Pressure chambers are formed in three positions and the pressure chambers 31, 32 are demarcated annularly by the outer circumferential face of the spool 21 and the inner circumferential face of the sleeve 22 and the pressure chamber 31 is positioned at the outer circumferential face step between one end side 21a of the spool and the intermediate part 21b and the pressure chamber 32 is positioned at the outer circumferential step between the intermediate part 21b of the spool and the other end side 21c. The pressure chamber 33 is demarcated by the end face of the spool 21 and the bodies 23 to 25 and located in the end face of the other end side 21c of the spool, which makes it surrounded annularly on the outer circumference face of a sensor built-in bush 24. Hereby, the height of a body can be lowered and a three-way valve suitable for downsizing can be applied also for the pilot valve.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004299016-A (JP)
Title: Fine adjustment type cutting tool
Inventor: IWATA KENICHI
IPC: B23B29/034
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To easily perform high-precision fine adjustment of blade edge position without changing a center height of the cutting edge.  <P>SOLUTION: The cutting tool is provided with a fine adjustment mechanism 80 which linearly moves a tool head 60 along the radial direction orthogonal to the axial line O by applying a force to the tool head 60 to finely adjust the blade edge position of the cutting edge 64 with respect to the axial line O. The cutting tool brings the wall surface 65A facing the rear end side of the direction of the axial line O in a flange part 65 formed on the tool head 60 into close contact with the tip end surface 31 of a tool body 20. The cutting tool brings the wall 73A facing the tip end side of the direction of the axial line O in a flange part 73 of a washer 72 mounted to the rear end part of a shank part 66 of the tool head 60 into close contact with the wall surface 32A facing the rear end side of the direction of the axial line O formed in a mounting hole 32.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2003319963-A (JP)
Title: Surgical cassette
Inventor: SORENSEN GARY P
IPC: A61F9/007
Filed: 2003-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cassette to be used for a surgical system for cataract.  <P>SOLUTION: The cassette has an aspirant collection chamber and an aspiration exhaust line that drains into the aspirant collection chamber. A fluid line containing a valve allows a fluid from an irrigation fluid container to be vented into the aspirant collection chamber. A source of pressurized air is connected to the irrigation fluid chamber and is used to pressurize the irrigation fluid chamber. When the pressure within the fluid container needs to be increased, pressurized air from the pressurized air source is allowed to enter the fluid container. When the pressure within the fluid container needs to be decreased, an irrigation fluid is allowed to be bled out of the irrigation fluid container and enter the aspirant collection chamber. Thus, a direct fluidic connection with the gas contained within the fluid container does not need to be maintained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004308607-A (JP)
Title: Engine valve and method for manufacturing the same
Inventor: SHIRAYANAGI ISAO
IPC: B21D53/10
Filed: 2003-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an engine valve of which valve head and valve stem are surely joined and which is easily manufactured in recent engine valves using small diameter valve stems compared with diameters of valve heads and a method for manufacturing the same.  <P>SOLUTION: In the engine valve 10, a cylindrical boss 24 arranged coaxially with an axial line of the valve head 20 is provided at a center part of the valve head 20 having a valve seat 21 on an outer circumference, one end of the valve stem 30 provided with a plurality of circumference grooves 32 in a circumferential direction is fitted in a boss hole provided on the boss is joined by deforming an outer circumference of the boss in a center direction and swelling the inner surface of the boss hole into the circumference grooves.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004309085-A (JP)
Title: Humidifier and humidifying storage using the same
Inventor: HIROSE TORU
IPC: B01D53/22
Filed: 2003-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a humidifier capable of performing sanitary humidification without refilling water.  <P>SOLUTION: This humidifier is provided with an air passage partitioned by a gas separation membrane permeating oxygen better than nitrogen, and steam better than oxygen, and a fluid machine such as a pump 29 allowing an air current passing through the gas separation membrane, to flow to the passage. In this humidifier, the vicinity of a downstream exhaust port 19 is higher in humidity than the vicinity of an intake port 26 upstream in the passage. This constitution can provide the humidifier capable of performing sanitary humidification without needing to refill water.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004307984-A (JP)
Title: Cold rolled steel sheet with excellent coating/baking hardenability and natural aging resistance, and its manufacturing method
Inventor: SUGIYAMA MASAAKI
IPC: C21D9/46
Filed: 2003-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cold rolled steel sheet having excellent coating/baking hardenability and natural aging resistance, and also to provide its manufacturing method.  <P>SOLUTION: The cold rolled steel sheet excellent in coating/baking hardenability and natural aging resistance has a composition which consists of 0.001 to 0.01% C, 0.01 to 2% Mn, 0.005 to 0.1% Si, 0.001 to 0.1% P, 0.001 to 0.03% S, 0.01 to 0.1% Al, 0.001 to 0.01% N, 0.001 to 0.1% Ti and the balance Fe with inevitable impurities and in which respective contents of C, Ti and N satisfy 0.002<äC(%)-Ti(%)/4+6N(%)/7}<0.005 (where C(%), Ti(%) and N(%) represent their respective contents (mass%)). The main structure of the steel sheet is composed of ferrite phase, and further, the distribution number density of precipitates having an interface coherent partly with the matrix phase of the steel sheet is 1×10<SP>16</SP>to 1×10<SP>18</SP>pieces/cm<SP>3</SP>and the maximum length of the precipitates is 5 to 10 nm.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004317237-A (JP)
Title: Surveying apparatus
Inventor: OTOMO FUMIO
IPC: G01C15/00
Filed: 2003-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a surveying apparatus capable of continuously conduct surveying operation of topography and ground structures without using a preset reference point.  <P>SOLUTION: The surveying apparatus of this invention is equipped with a surveying apparatus main body 12 having a range finding function to measure distance to a collimation point and an angle measuring function to measure angle from a reference direction for the collimation point, a GPS device 13 for calculating a coordinate position of an installation point A of the surveying apparatus main body 12, a picturing means 28 for picturing a subject to be pictured existing in a direction of a collimation direction including the collimation point a3, and an image processing means 17 for processing image so that a matching mark S is displayed in the case that a collimation point a3 included in an image pictured by the surveying apparatus main body 12 installed at the installation point and a collimation point a3 included in an image pictured by the surveying apparatus main body 12 installed at an other installation point B and are the same.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004318009-A (JP)
Title: Image forming apparatus and image forming method
Inventor: ASANO MASANARI
IPC: G03G15/01
Filed: 2003-04-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus which improves the transferability of toner for an image forming system using an intermediate transfer member, prevents image defects such as transfer omission and diffused letters and can form a color image having good image density and sharpness, and to provide an image forming method.  <P>SOLUTION: The image forming apparatus has a primary transfer means to form a color toner image on an intermediate transfer member and a secondary transfer means to transfer the color toner image on the intermediate transfer member to a recording material. When a 50% number particle diameter of the toner used in each developing means of a plurality of image forming units is represented by Dp50, the number of toner particles having ≤0.7×Dp50 is ≤10% by number, the turbidity of each color toner is <60 and the turbidity difference between the color toner materials is 5 to 45 at a maximum.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004324659-A (JP)
Title: Pilot type solenoid valve
Inventor: MIYATA MASANORI
IPC: F16K31/40
Filed: 2003-04-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pilot type solenoid valve capable of working with a small power and regulating the rate of flow by installing a stopping member able to control the motion of a main valve to any desired position.  <P>SOLUTION: The pilot type solenoid valve has a solenoid valve 17 to open and close the main valve 6 for opening and closing the main water passage 5 and an auxiliary water passage 14, in which the auxiliary water passage 14 is opened and closed in compliance with the operation of the solenoid valve 17 and the main valve 6 is opened and closed with opening and closing of the auxiliary water passage 14, wherein the arrangement includes the stopping member 27 installed in pressure contact with the main valve 6 for controlling the degree of opening of the main valve 6 and an actuator 29 coupled with the stopping member 27 and bringing the stopping member 27 to the position for controlling the degree of opening of the main valve 6. This enables working with a small power and establishing regulation of the rate of flow.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004325142-A (JP)
Title: Gas sensor
Inventor: EDA KAZUO
IPC: C01B31/02
Filed: 2003-04-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compact gas sensor that can precisely detect gas to be detected without depending on an ambient temperature and has a small amount of variation in the characteristics between products and excellent repeatability.  <P>SOLUTION: A resistive element 4 for sensing gas and a resistive element 5 for reference are formed at one surface side of a board 1. The resistive element 4 for sensing gas comprises a pair of electrodes 4a, 4b and a resistor 4c for sensing gas made of the carbon nanotube between the electrodes 4a and 4b. The resistive element 5 for reference comprises a pair of electrodes 5a, 5b and a resistor 4c for reference made of the carbon nanotube between the electrodes 5a and 5b. An exposure window 7 for exposing the resistor 4c for sensing gas is opened in a passivation film 6 for covering the resistive element 5 for reference. There are wiring 8 for connecting one electrode 4a of the resistive element 4 for sensing gas to one electrode 5b of the resistive element 5 for reference; wiring 8 connected to the other electrode 4b of the resistive element 4 for sensing gas; and wiring 8 connected to the other electrode 5a of a resistive element 5 for reference. Each one portion of each wiring 8 composes a pad.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004327574-A (JP)
Title: Semiconductor memory device and semiconductor integrated circuit
Inventor: HIRATA AKIO
IPC: H01L27/10
Filed: 2003-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a masked ROM which is capable of restraining a drive current flowing through a memory cell from decreasing and operating at high speeds.  <P>SOLUTION: N-channel MOSFETs in memory cells adjacent to each other in the direction in which bit lines 102 are extended are isolated from each other by a dummy MOSFET provided with a dummy gate 105. By this setup, stress applied to an n-channel MOSFET channel region from STI can be reduced, so that the drive current of the n-channel MOSFET can be restrained from decreasing.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004322136-A (JP)
Title: Device for removing vertical burr of forged parts
Inventor: AYANO MICHIHITO
IPC: B21J5/02
Filed: 2003-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vertical burr removing device for removing the vertical burrs which are formed in the peripheral part of a forged parts.  <P>SOLUTION: This device is the vertical burr removing device of the forged parts for removing the vertical burrs 7 which are formed in the peripheral part 6 of the forged parts 5 and provided with a die 8 on which the forged parts 5 are mounted which is flush with the end face 5a of the forged parts, a punch 9 with which the vertical burrs 7 formed on the forged parts 5 are bent on the side of the die 8 and also the bent vertical burrs are clamped between itself and the die 8 and a sleeve 20 for moving the forged parts 5 relatively to the punch 9 and the die 8 in the state where the vertical burrs 7 are clamped with the punch 9 and the die 8.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004322256-A (JP)
Title: Tool presetter
Inventor: NAKAMINAMI NARIMITSU
IPC: B23Q17/22
Filed: 2003-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tool presetter for accurately detecting a tool cutting edge.  <P>SOLUTION: This tool presetter has: a spline shaft 12 supported in parallel to a main spindle via a bracket 11, an arm 13 fixed to a tip part of this spline shaft 12; a pair of presetter sensors 14 and 14 installed in a tip part of this arm 13; a protrusion-retreat driving means 15 for protruding-retreating the arm 13 between a storage position and a measuring position, and stopped in a revolving position together with this arm; a rotational driving means 16 for revolving the arm 13 between a storage angle position and a measuring angle position; and a coupling composed of a fixed side coupling 17a fixed to the bracket 11 and a movable side coupling 17b fixed to the spline shaft 12. The arm 13 is stored on the upper side of a spindle stock HS in a vertically rising state.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004003324-A (JP)
Title: Foundation pile structure using prefabricated pile, prefabricated pile, and tip fitting for prefabricated pile
Inventor: KITANI YOSHINOBU
IPC: E02D5/50
Filed: 2003-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To reduce an amount of removed earth, excavation time, and the the removed earth as industrial waste discharged from a job site, by exerting a greater bearing force in a state in which an excavation diameter of a posthole shaft is made smaller; to reduce exhaust gas from an excavator by reducing the excavation time; and to impart greater friendliness to the environment.  <P>SOLUTION: In a tip fitting 12, a large-diameter part 2 for being mounted at the lower end of a prefabricated pile 14 is provided in a steel pipe body 1, and an annular protrusion 10 is provided below the large-diameter part 2. The annular protrusion 10 is formed in such a manner that an outside diameter D<SB>4</SB>thereof is as large as or smaller than a maximum outside diameter D<SB>5</SB>of the prefabricated pile 14. The prefabricated pile 14, to which the tip fitting 12 is coupled, is sunk in a posthole 32. A foundation pile structure 37 is formed by burying the prefabricated pile 14 so that the tip fitting 12 can be located in a consolidated foundation 34 filled with soil cement in which solidification strength is set to be a ground strength or more. An installation interval between the annular protrusions 10 is set at √3×L<SB>7</SB>or longer, in consideration of efficient propagation of a shear force from an under surface 41, a top surface 42 and the like.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004323723-A (JP)
Title: Colored particle dispersion, ink using the same, and ink-jet recording method
Inventor: ISHIZUKA TAKAHIRO
IPC: C09D11/00
Filed: 2003-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a colored particle dispersion which has the handleability, low smell and safeness and also the suitability for a writing water-base ink, water-base printing ink and information-recording ink and which has a small particle diameter of dispersed particles and the excellent dispersion stability and preservation stability of the dispersion, and to provide an ink containing this and an ink-jet recording method using this ink.  <P>SOLUTION: The colored particle dispersion having colored particles dispersed in an aqueous medium, contains a dispersible polymer having together a hydrophilic polymer part and the hydrophobic polymer part having a Tg of not higher than 0°C and an oil-soluble dyestuff; the ink uses this dispersion; and the ink-jet recording method uses this ink. Preferably, the hydrophobic polymer part is of 60-90 % by mass and the hydrophilic polymer part is of 10-40 % by mass.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004325949-A (JP)
Title: Laser diode write-in device and image forming device
Inventor: MASUDA KIYOSHI
IPC: H04N1/113
Filed: 2003-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an LD write-in device in which a photoreceptor is free from irradiation by unnecessary light.  <P>SOLUTION: With LDs 11, 12 turned on constantly or before writing starts, a shielding member 19 is installed in the optical path, opening before the timing of writing start and closing after the timing of writing completion relative to the beam of the LDs 11, 12 turned on preliminarily.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004329230-A (JP)
Title: Game machine
Inventor: FUJII NORIO
IPC: A63F7/02
Filed: 2003-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine with decoration parts which can yield performance effects even under extinguished light by making a plurality of colors and patterns luminous by an inexpensive method.  <P>SOLUTION: The Pachinko machine is provided with a decoration member 417 having areas 417a-471e of the plurality of different colors and a side lamp 411 which includes a light emitting means 414 for radiating light ahead of the Pachinko machine through the decoration member 417 and the first lens member 415 for diffusing or converging the light from the light emitting means 414 between the light emitting means 414 and the decoration member 417.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004336147-A (JP)
Title: Signal demodulator
Inventor: IDE SATOSHI
IPC: H04L27/233
Filed: 2003-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a signal demodulator capable of demodulating a BPSK signal with high accuracy.  <P>SOLUTION: The signal demodulator is provided with: a generating means (10) for generating a subcarrier transmission rate clock synchronously with a received BPSK modulation signal, a clock being a multiple of n of the subcarrier transmission rate, a clock being a multiple of 1/n of the subcarrier transmission rate, and a clock being inverse of the subcarrier transmission rate clock; a first correlation demodulation means (20) for applying correlation demodulation to the received signal on the basis of the subcarrier transmission rate clock and the clock being a multiple of n of the subcarrier transmission rate; and a second correlation demodulation means (30) for applying correlation demodulation to the received signal subjected to the correlation demodulation by the first correlation demodulation on the basis of the clock being a multiple of 1/n and the inverse of the clock.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004332244-A (JP)
Title: Fire resistant structure of composite floor slab
Inventor: ISHIMARU AKIRA
IPC: E04B1/94
Filed: 2003-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fire resistant structure of a composite floor slab for delaying or restraining reduction in yield strength by a temperature rise, by restraining the temperature rise in a deck plate and concrete for a composite slab in a fire, by utilizing the thermally insulating action or the effect, by forming a simple thermally insulating space, by using a shape and a structure of the deck plate for the composite slab.  <P>SOLUTION: This composite floor slab structure is formed by placing the concrete 5 on it by installing the deck plate 1 for the composite slab on a beam. The thermally insulating space 11 for wholly closing a lower part of a projecting part 1A, is formed by sticking a flat steel cover plate 10 to an under surface of the deck plate for the composite slab.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004191348-A (JP)
Title: Electrostatic capacity sensor and its manufacturing method
Inventor: MORIMOTO HIDEO
IPC: H01H25/04
Filed: 2003-05-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrostatic capacity sensor with which consumption power can be reduced by switching of a sleep mode properly.  <P>SOLUTION: A capacitive element is constituted between a displacement electrode 12 and the capacitive element electrodes E1 and E2. Above the displacement electrode 12, a movable electrode 15 for a return switch which can come into contact with the displacement electrode 12 due to the displacement of a direction button 32 is set separately. When the direction button 32 is operated, the movable electrode 15 for the return switch moves, then, contacts with the displacement electrode 12. Both the movable electrode and the displacement electrode move with a contact state. Due to the displacement of the displacement electrode 12, a distance between the capacitive element electrodes E1 and E2 changes, so an electrostatic capacitive value of the capacitive element changes, a force is recognized based on the change. At a transition process from a non-contact state between the displacement electrode 12 and the movable electrode 15 for the return switch to the contact state, an output signal surely changes across a threshold voltage.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004333052-A (JP)
Title: Remote-control operation device and water heater
Inventor: IGARASHI ITSUO
IPC: F24H1/00
Filed: 2003-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem that it is difficult to secure a space for warning display on a remote-control operation device, and the commodity design image is impaired by the warning display.  <P>SOLUTION: In this remote controller 10 (remote-control operation device) having a group of function switches 1-5 for instructing the operation of an apparatus main body, and a display part 7 for displaying an operating state on an image plane, the warning display on the basis of a PL low is displayed on the image plane display part 7 (display part), to improve the design image and to surely perform the notification to users.  <P>COPYRIGHT: (C)2005,JPO&NCIPI