baber/WOPTO huggingface dataset:
Patent JP-2003035473-A (JP)
Title: Expansion valve unit
Inventor: KANEKO TAKESHI
IPC: G05D23/12
Filed: 2001-07-19
Abstract: PROBLEM TO BE SOLVED: To provide an expansion valve unit, preventing a temperature detecting error generated by the transmission of a low temperature due to the expansion of a refrigerant to a temperature detecting chamber. SOLUTION: The expansion valve unit is constituted of a high-pressure refrigerant introducing groove 9, provided annularly around a body 8 between the temperature detecting chamber 5 and a low-pressure refrigerant passage 11 to guide a high-temperature and high-pressure refrigerant from a high-pressure refrigerant introducing groove 9 to a valve port through a high-pressure refrigerant passage 10. The high-pressure refrigerant introducing groove 9 is provided whereby a heat transfer area from the temperature detecting chamber 5 to the low-pressure refrigerant passage 11 is decreased and the high-pressure refrigerant introducing groove 9, whose temperature is high at all times by the supply of the high-temperature and high-pressure refrigerant, shields the temperature detecting chamber 5 from the low-pressure refrigerant passage 11.  Accordingly, the temperature detecting chamber 5 will not receive any affection of the low temperature of the low-pressure refrigerant passage 11 whereby the temperature detecting error can be prevented.
Patent JP-2003035205-A (JP)
Title: Spinner demounting method and its tool
Inventor: SUGAWARA YASUHIKO
IPC: B64C15/02
Filed: 2001-07-23
Abstract: PROBLEM TO BE SOLVED: To solve a problem in an jet engine of an aircraft where a spinner is firmly mounted on a fan disc to endure high-speed rotation, and a clearance between the spinner and the fan disc is very small, that as a tool is forcedly inserted and pushed up in the clearance to demount the spinner, parts of the spinner and the like are damaged. SOLUTION: This tool for demounting the spinner is provided with a stud fixed to the fan disc, a jack screw rotatable to the stud, a main body part movable along a thread of a second bolt when the jack screw is rotated, and a spinner fixing bolt for fastening and fixing the spinner and the main body part.
Patent JP-2003035133-A (JP)
Title: Internal combustion engine having combustion heater
Inventor: KANEKO TOMOHIRO
IPC: F01N3/24
Filed: 2001-07-24
Abstract: PROBLEM TO BE SOLVED: To maintain a temperature of an exhaust purification catalyst at the desired temperature region in an internal combustion engine, with which a combustion heater is installed concurrently. SOLUTION: In the internal combustion engine having a combustion heater, an exhaust pipe has a double-pipe structure, made up of a primary exhaust pipe 10 and an auxiliary exhaust pipe 100. While forming a first exhaust passage 10a, in which exhaust on the engine side circulates in the primary exhaust pipe 10, an exhaust purification catalyst 11 is arranged. A second exhaust passage 100a is formed, in which exhaust on the heater side circulates through the space between the primary exhaust pipe 10 and the auxiliary exhaust pipe 100, thereby making the exhaust on the heater side flow around the exhaust purification catalyst 11.
Patent JP-2003037383-A (JP)
Title: Electronic equipment and air-cooled cooling device
Inventor: FUJIWARA NOBUTO
IPC: G06F1/20
Filed: 2001-07-25
Abstract: PROBLEM TO BE SOLVED: To provide electronic equipment that can efficiently cool a heating element by increasing the quantity of air discharged from a motor-driven fan device. SOLUTION: This electronic equipment is provided with a cooling device having a heat sink 21 which is thermally connected to the heating element and has a plurality of heat radiating fins and the motor-driven fan device 22 which sucks the air contained in an enclosure 4 and sends the air to the heat radiating fins 27 provided in the heat sink 21. In the fan case 34 of the fan device 22 housing the impeller of the device 22, flow rectifying guides 45a-45g which are spirally arranged around the impeller and form a plurality of air supply paths 29 by dividing air discharged from the impeller in its all centrifugal directions into N (N>=2) parts, the flow rectifying pins of the fan device 22, and the heat radiating fins 27 of the heat sink 21 are formed as integrally connected air supply paths.
Patent JP-2003042193-A (JP)
Title: Clutch
Inventor: SATO KOJI
IPC: F16D41/06
Filed: 2001-07-25
Abstract: PROBLEM TO BE SOLVED: To provide a clutch capable of preventing abnormal locking caused by bite of a foreign material. SOLUTION: A cum face 6 is formed on the inner peripheral face 2a of an outer ring 2 and a wedge clearance 7 is formed between the cum face 6 and the outer peripheral face 1a of the inner ring. Rolls 3 are arranged in the space formed by each cum face 6 and the outer peripheral face 1a of the inner ring 1 and these rolls 3 are retained by a retainer 4. An elastic body 5 is interposed between the retainer 4 and the roller 3. A roller relief space 9 is formed in the large side end where the wedge clearance 7 of the cum face 6 is large.
Patent JP-2003036328-A (JP)
Title: Ticket sales system
Inventor: KITAHARA ATSUSHI
IPC: G06Q50/00
Filed: 2001-07-25
Abstract: PROBLEM TO BE SOLVED: To properly sell tickets to each customer by accelerating and facilitat ing the sales processing and cancelation processing of the tickets and grasping personal information and the ordering situation of a customer. SOLUTION: A customer information database 14 records customer information, and a ticket information database 14 records ticket information. A ticket sales management device 11 manages the sales at selling time of the tickets and a ticket cancel management device 12 manages the cancellation at canceling time of the tickets. A ticket sales management server 1 is connected with a ticket sales intermediation machine 2 and the machine 2 is connected with a network 3 to intermediate the tickets through a network 3 between an information terminal 4 and a ticket machine 5. The information terminal 4 and the ticket machine 5 read an access card 61A owned by a customer 61A (including electronic money information) owned by a customer 61A, thereby information can be exchanged with the ticket sales intermediation machine 2.
Patent JP-2002159287-A (JP)
Title: Apparatus for detecting chemotaxis of cell and for isolating chamotactic cell
Inventor: KANEGASAKI SHIRO
IPC: G01N33/483
Filed: 2001-07-26
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus that permits accurately and easily detecting the chemotaxis of a cell by a chemotactic factor or the inhibition of chemotaxis of a cell by an inhibitor to chemotaxis by accurately and easily detecting the movement of a cell for itself using a small amount of specimen and for isolating such a cell. SOLUTION: This apparatus for detecting the chemotaxis of a cell and for isolating a chemotactic cell is an apparatus having wells connected one another via paths, wherein each path has a tube for injecting or collecting a specimen and a tube for avoiding the elevation or reduction of the pressure caused by the injection or collection of the specimen.
Patent JP-2003039075-A (JP)
Title: Liquid treatment apparatus
Inventor: ADACHI SHIGETO
IPC: C02F1/48
Filed: 2001-07-30
Abstract: PROBLEM TO BE SOLVED: To provide a liquid treatment apparatus capable of eliminating the pressure loss of a liquid to be treated due to electrodes or the adhesion of waste refuse and capable of supplying stable discharge even if operation is continued over a long period of time when a liquid present between electrodes is modified by applying pulse-like power across the electrodes. SOLUTION: In the liquid treatment apparatus supplying the liquid to be treated into a pipeline continuously and intermittently and forming a discharge state between the ring-shaped or cylindrical electrode concentrically arranged with respect to the inner peripheral surface of the pipeline and a linear electrode arranged along the axis of the pipeline to modify the liquid to be treated in the pipeline, the ring-shaped or cylindrical electrode is embedded in the wall of the pipeline so as to leave the inner surface of the electrode.
Patent JP-2002145177-A (JP)
Title: Float device for measuring ocean data
Inventor: WATANABE KAZUHIRO
IPC: B63C11/00
Filed: 2001-07-31
Abstract: PROBLEM TO BE SOLVED: To perform the buoyancy adjustment of an observation apparatus without using oil. SOLUTION: This float device comprises a float casing 11 loaded with ocean data measuring electronic equipment, a motor 23 provided within the float casing, a plunger 34 reciprocating in the rotating shaft direction of the motor according to the rotation of the motor, and a support mechanism 37 provided on one end of the float casing and capable of liquid-tightly protruding and retreating the plunger to and from the casing.
Patent JP-2003051646-A (JP)
Title: Molded circuit board
Inventor: MATSUSHIMA JUNJI
IPC: H05K1/02
Filed: 2001-08-03
Abstract: PROBLEM TO BE SOLVED: To develop a molded circuit board manufactured by molding a resin, to which electronic components are easily mounted and components, such as terminals, can be incorporated integrally. SOLUTION: Since the board 1 is molded using a mold, stereoscopic structures, such as a terminal section 2 or a groove 4 for housing a component 13, can be disposed freely. A metallic film is formed on the side of the groove 4 other than the surface of the board 1 and the section 2 to form a circuit pattern 5. In this way, since electrical connections can be ensured by forcing the component 13 into the groove 4, assembly work of the board 1 can be simplified.
Patent JP-2003039733-A (JP)
Title: Optical scanner and imaging apparatus
Inventor: KOIKE TAKANAO
IPC: B41J2/44
Filed: 2001-08-03
Abstract: PROBLEM TO BE SOLVED: To correct a scanning position of each laser beam by a fine resolution by a low-frequency operation clock. SOLUTION: In an optical scanner for scanning on a medium to be scanned by laser beams emitted from a plurality of light sources, there is set a correction amount-designating means for designating a first correction amount counted according to a first clock and a second correction amount counted according to a second clock higher in the speed than the first clock to designate a phase in the first clock, as a correction amount so as to make a scanning timing agree for each of the laser beams. An output timing of image data is delayed at a beam delay block 50 by the first correction amount according to the first clock. A pulse width modulation signal is generated at a PWM signal generation block 70 on the basis of the delayed image data by a timing set in conformity with the second correction amount according to the second clock.
Patent JP-2003048412-A (JP)
Title: Safety tire, and foaming composition
Inventor: OTANI KOJI
IPC: B60C1/00
Filed: 2001-08-06
Abstract: PROBLEM TO BE SOLVED: To provide a safety tire enabling the stable traveling even when the tire is damaged without sacrificing the rolling resistance and the ride quality during the normal traveling before the tire is damaged. SOLUTION: An internal space of a hollow doughnut-shaped tire is divided into a plurality of chambers, the gas is filled in at least one of the plurality of chambers, a compound material having closed bubbles is disposed in at least one of the remaining chambers, the void content of the compound material is set to be between 80.00 vol.% and 98.75 vol.%, the internal pressure at 25 deg.C of the bubbles in the compound material is set to be >=150 kPa by the absolute pressure, and the continuous phase of the compound material contains at least a nylon resin.
Patent JP-2003048238-A (JP)
Title: Injection device of injection molding machine
Inventor: FUJIMOTO KAZUHIKO
IPC: B29C45/76
Filed: 2001-08-08
Abstract: PROBLEM TO BE SOLVED: To provide an injection device using a special pressure controller in place of a load cell and having a simple structure. SOLUTION: A hydraulic pressure controller suitable for the detection or control of back pressure or injection pressure, a screw rotating servo motor and an injection servo motor are arranged so as to meet the purpose.
Patent JP-2003059856-A (JP)
Title: Method of manufacturing semiconductor
Inventor: NAKAZAWA HARUO
IPC: H01L29/78
Filed: 2001-08-09
Abstract: PROBLEM TO BE SOLVED: To fully activate impurity ions implanted from the back of a wafer from the back of the wafer to a deep area, without affecting the structure formed on the surface side of the wafer. SOLUTION: The surface-side structure of a semiconductor is formed on the surface of the FZ wafer 11, and the impurity ions are implanted to the back of the FZ wafer 11. The implanted ions are activated and heat-treated by laser annealing, by using a pulse laser whose wavelength is 240 nm to 1,070 nm and whose half-value width is 100 ns to 500 ns or by combining laser annealing and electric furnace annealing at a low temperature. The third or higher harmonics of a YAG laser is used as the pulse laser, for example.
Patent JP-2002137399-A (JP)
Title: Method for protecting heater surface of ink-jet printer, ink-jet recorder, recording unit, and life prolonging method for ink-jet recording head
Inventor: KATSURAGI TAKASHI
IPC: C09D11/00
Filed: 2001-08-09
Abstract: PROBLEM TO BE SOLVED: To provide a method for protecting the heater surface, capable of preventing dissolution of a metal and/or a metal oxide of the outermost protection layer of a heater for ejecting a liquid composition from a head. SOLUTION: A method for protecting the heater surface for protecting the outermost protection layer 16-2 containing a metal, or the like of the heater of an ink-jet printer having a recording head 13 comprising a heater 18 for ejecting a liquid composition 21 from an orifice 22 by applying thermal energy, wherein the liquid composition is a liquid medium, an alkaline metal ion, or a compound represented by the formula H2N-(CHY)n-(CH2)m-X[X=COO or SO3; Y=any of H, COO and SO3], and a method for protecting the heater surface for control such that the relationship of 1.10<=Eop/Eth<=1.90 is satisfied with the premise that the energy inputted to the heater is Eop and the energy minimally necessary for ejecting the liquid composition is Eth, and an ink-jet recorder, are provided.
Patent JP-2003061134-A (JP)
Title: Information system using linear information infrastructure
Inventor: FUJIMOTO ARITAKE
IPC: H04W84/10
Filed: 2001-08-14
Abstract: PROBLEM TO BE SOLVED: To surely and inexpensively transmit and receive information by mainly using an existing facility such as an electric lamp line. SOLUTION: A base station 3 outputs local information, area information and entire information to each local point LP by mainly using an existing linear information infrastructure 1 such as an electric lamp line, a telephone line and an optical cable and each local point LP transmits this information through e.g. short distance wireless communication. A party possessing a mobile terminal 2 receptible of the transmission information properly selects or throws away the local information such as event information and road work information and the entire information such as weather forecast information and time information and receives the selected information.  When the possessor of the mobile terminal 2 has a fall or is in a bad physical condition such as stomachache, the mobile terminal 2 transmits emergency information, which is immediately sent to the base station via nearly local points LP so as to make contact with the family and a request of dispatching an ambulance or the like.
Patent JP-2003056261-A (JP)
Title: Sun-shade actuator
Inventor: TANAKA MASAKI
IPC: E06B9/68
Filed: 2001-08-15
Abstract: PROBLEM TO BE SOLVED: To provide a sun-shade actuator capable of automatically moving a sun-shade until the end of a stroke in the direction of extraction when external force applied to the sun-shade is eliminated even if the looseness occurs in the sun-shade by applying the external force to the sun-shade on the way to make the sun-shade move in the direction of extraction. SOLUTION: The sun-shade actuator 1 is placed between a wheel gear 5 rotated by a motor and an output shaft 6 connected to a sun-shade driving mechanism, and it includes a one-way clutch 7 capable of transferring the rotation of the wheel gear 5 to the output shaft 6 only when the wheel gear 5 is rotated in the take-up direction of the sun-shade.
Patent JP-2003060977-A (JP)
Title: Electronic camera
Inventor: SUZUKI KENJI
IPC: G03B7/16
Filed: 2001-08-17
Abstract: PROBLEM TO BE SOLVED: To provide an electronic camera that discharges unwanted electric charges separately for a plurality of number of times from a release operation, until starting exposure for photographing. SOLUTION: When an operation signal is inputted from a release switch, a signal PWON is set to an H level and a signal EJECT is set to H level with a timing t1. Thus, an imaging element starts discharging unwanted electric charges. The signal EJECT is set once to an L level in a timing t3. Thus, the imaging element stops discharging unwanted electric charges and is deactivated with a timing t3. The signal EJECT is reset to an H level in a timing t4. Thus, the imaging element restarts discharging unwanted electric charges. The signal EJECT is set to an L level and a signal CLOSE is set to an H level in a timing t5. A shutter starts its releasing, the imaging element stops discharging the unwanted electric charges and stores the electric charges. The shutter completes releasing with a timing t6 and a stored electric charge signal is read from the imaging element. The signal PWON is set to an L level with a timing t7.
Patent JP-2003055680-A (JP)
Title: Propeller shaft grease
Inventor: FUJINAMI YUKITOSHI
IPC: C10N20/00
Filed: 2001-08-17
Abstract: PROBLEM TO BE SOLVED: To provide a propeller shaft grease composition which excels in seizing resistance, oxidative stability, oil separating properties and the like and can maintain high lubricity performance for a long period of time in the sealed environment susceptible to a high temperature and a high-speed centrifugal force. SOLUTION: The propeller shaft grease composition comprises a base oil, a thickening agent having a dropping point of >=240 deg.C, and a viscosity index improver, and furthermore (a) 0.1-5 wt.% nickel dithiocarbamate, (b) 0.2-30 wt.% zinc dithiocarbamate, and (c) 0.2-10 wt.% phosphoric acid based additive as the lubricity improvers.
Patent JP-2003028245-A (JP)
Title: Acceleration or deceleration and speed change device
Inventor: YAMAGUCHI HARUO
IPC: F16H1/32
Filed: 2001-07-16
Abstract: PROBLEM TO BE SOLVED: To make a machine device requiring acceleration/deceleration small, simple and operationally silent and efficient. SOLUTION: A large bore bearing combines a ringed gear capable of free eccentric motion and rotation with a gear on a main shaft, uses motion of a planetary gear, and thereby offers speed change, speed reduction, and power distribution and integration as the planetary gear.
Patent JP-2003057515-A (JP)
Title: Optical component
Inventor: KATAGISHI YUICHI
IPC: G02B7/02
Filed: 2001-08-20
Abstract: PROBLEM TO BE SOLVED: To enable anyone to cleanly wipe off the stain of a filter. SOLUTION: An optical component comprises disk-shaped clear glass or a disk-shaped transparent resin (1, 11, 21), a fixing frame to fix the clear glass or the transparent resin (2, 12, 22), and a fixing part which is formed at the fixing frame and fixes the clear glass or the transparent resin in the outer peripheral part (2a, 12a, 22a). The height of the clear glass or the transparent resin (1, 11, 21) in the direction of an optical path is higher than or almost equal to the height of the fixing part (2a, 12a, 22a) in the direction of the optical path. The optical component can be mounted on the optical device comprising a plurality of lenses.
Patent JP-2003055379-A (JP)
Title: Diazo compound and heat-sensitive recording material
Inventor: KAWABUCHI TATSUO
IPC: C07D487/04
Filed: 2001-08-21
Abstract: PROBLEM TO BE SOLVED: To provide both a diazo compound having excellent storage stability and useful as various kinds of synthetic intermediates and a heat-sensitive recording material having excellent color developing properties, substrate surface fogging and raw stock shelf life, etc. SOLUTION: This diazo compound is represented by the following general formula (I) or general formula (II) [wherein, R<1> denotes an electron attractive group; R<2> denotes an electron attractive group, hydrogen atom or a substituent; and R<3> denotes hydrogen atom or a substituent].
Patent JP-2003065890-A (JP)
Title: Wind tunnel device
Inventor: MIZOGUCHI YASUSHI
IPC: G01M9/02
Filed: 2001-08-23
Abstract: PROBLEM TO BE SOLVED: To heighten economical efficiency by preventing an equipment scale from becoming large when installing a heat reservoir for heating the air in a wind tunnel device. SOLUTION: This device is equipped with an air storage tank 21 for storing the pressurized air, a heat insulating cylinder 23 having a cylindrical body, and one end part into which the air blown off from the air storage tank is sent, a nozzle 22 for blowing off the air from the other end part of the heat insulating cylinder, a measuring cart 30 for making a current of the air blown off from the nozzle flow, the heat reservoir 51 installed inside the heat insulating cylinder, for heating the air sent in from the air storage tank, wire nettings (straightening members) 25 installed in the air moving direction downstream relation to the heat reservoir inside the heat insulating body, for straightening the heated air passing the heat reservoir, a burner installed on the other end of the heat insulating cylinder,  for heating the heat reservoir through the wire nettings by blowing a heating gas into the inside the heat insulating cylinder, and a gate valve (heat interruption means) 28 for blocking heat transfer from the heat insulating cylinder to the wind tunnel.
Patent JP-2003064685-A (JP)
Title: Countermeasure against steep slope in slope planting method using spraying of plant seedling
Inventor: FUKUSHIMA AKIRA
IPC: E02D17/20
Filed: 2001-08-29
Abstract: PROBLEM TO BE SOLVED: To provide a countermeasure against a steep slope in a slope planting method using the spraying of plant seedlings, which enables the extremely proper execution of slope planting using the spraying of the plant seedlings on a steep cut slope or a steep slope of embankment. SOLUTION: A lath gauze 2, which serves as a reinforcing net for the slope, is mounted on the steep cut slope 1. A plurality of vegetative shelves 3, which continue in the lateral direction of the cut slope 1, are installed on the cut slope 1 at prescribed intervals in the direction of inclination of the cut slope 1. The plant seedlings 4 are sprayed with vegetation base soil 5 onto the cut slope 1 from above the lath gauze 2. The plant seedlings 4 are premixed with the soil 5 in a tank by using compressed air.
Patent JP-2003065449-A (JP)
Title: Four-way selector valve and refrigerating cycle device provided with four-way selector valve
Inventor: NAKAJIMA MASAFUMI
IPC: F16K31/04
Filed: 2001-08-29
Abstract: PROBLEM TO BE SOLVED: To provide a vehicle mountable four-way selector valve and a refrigerating cycle device provided with the four-way selector valve capable of positively switching a flow direction of a refrigerant by providing a driving member driving a main valve and opening and closing a leak-off hole. SOLUTION: The main valve 75 is provided with a communicating part 77 communicating an inlet pressure conducting hole 82 with an interior heat exchanger conducting hole 85 or an exterior heat exchanger conducting hole 84, and the leak-off hole 76 communicating the communicating part 77 with a valve chamber 79. The driving member 72 transmitting driving force to the main valve 75 and opening and closing the leak-off hole 76 is coupled with a rotor part 60. When switching the flow direction of the refrigerant, the driving member opens the leak-off hole 76 before the main valve 75 slides and then it closes the leak-off hole 76. By rotating the main valve 75 so as to slide on a valve seat 80, sliding of the main valve is facilitated.