baber/WOPTO huggingface dataset:
Patent JP-2003065277-A (JP)
Title: Axial-flow pump
Inventor: SAWAZAKI MOTOI
IPC: F04D29/62
Filed: 2001-08-23
Abstract: PROBLEM TO BE SOLVED: To provide an axial-flow pump which improves assembling performance of a rotor, reduces pump costs and improves reliability. SOLUTION: In a motor part 10, the rotor 21 having a magnetic body 26 and an impeller 29 on an inner circumference of a stator 12 is rotatably supported by a supporting shaft 28, while in a pump part 20, a blade 24 provided at the impeller 29 is rotated and in the axial-flow pump 1 for feeding fluid flowing out of a flow channel 19 of the motor part 10 to a discharge port 31 of a discharge part 30, the magnetic body 26 is screwed and fastened into the impeller 29.
Patent JP-2003068916-A (JP)
Title: Package for semiconductor element storage
Inventor: OE SATOSHI
IPC: H01L23/08
Filed: 2001-08-24
Abstract: PROBLEM TO BE SOLVED: To further improve the heat conductivity of a substrate of a package for semiconductor element mounting, to make the package greatly lightweight, and to prevent an insulator frame formed of a glass ceramic sintered body from cracking and so on when the insulator frame and substrate are joined together. SOLUTION: The substrate 1 is obtained by metallizing AlN, cBN or diamond and the insulator frame 2 (frame body 2a, 2b) is made of a glass ceramic sintered body of <=5.0 ppm/ deg.C in coefficient of thermal expansion; and a wiring conductor 3 made of at least one kind among copper, gold, and silver is embedded in the insulator frame 2. The substrate 1 and insulator frame 2 are joined together by using an eutectic alloy of 12 wt.% gold and 88 wt.% germanium as a solder material.
Patent JP-2003063015-A (JP)
Title: Ink jet printer head and its manufacturing method
Inventor: SUZUKI ISAO
IPC: B41J2/135
Filed: 2001-08-24
Abstract: PROBLEM TO BE SOLVED: To form a tapered orifice in an ink jet printer head with inexpensive laser processing equipment and to prevent deterioration in the ink ejection performance of the orifice. SOLUTION: The tapered orifice 3 passing through a plate 4 is formed on the plate 4 by radiating laser beam on the plate 4 from a side of a pressurizing chamber 2 after a plate bonding process. The laser drilling process can be performed by using a normal lens. In the plate bonding process, the binding agent A in the tapered orifice 3 forming position of the plate 4 is removed by the laser beam in the orifice forming process, when the plate 4 is laminatedly bonded on one face of a head substrate 1 with a bonding agent A, even though the bonding agent A overflows the bonding part of the plate 4 and the head substrate 1, so that the penetration of the binding agent A into the tapered orifice 3 is prevented.
Patent JP-2003068277-A (JP)
Title: Electrolytic solution suction apparatus
Inventor: AOKI MASARU
IPC: H01M2/36
Filed: 2001-08-27
Abstract: PROBLEM TO BE SOLVED: To prevent an unnecessary suction of an electrolytic solution and improve the suction rate of a residual electrolytic solution. SOLUTION: An electrolytic solution suction apparatus sucks in the residual electrolytic solutions 18' remaining on a bead 14 projecting inward and formed on the open end side of a battery can 13 as the suction apparatus goes up and down. The electrolytic solution suction apparatus comprises an outer cylinder 2, a support 3 fixed inside the outer cylinder, and a supported body 5 arranged inside the outer cylinder and supported with the support 3 so as to move up and down freely and insert the lower end of the supported body in the battery can when the supported body is lowered. The supported body is provided with an elastic ring 11 on its lower end, and the elastic ring is attached to the inner rim of the bead.
Patent JP-2003067981-A (JP)
Title: Device and method for recording on original plate
Inventor: ANZAI AKIHIRO
IPC: G11B7/26
Filed: 2001-08-28
Abstract: PROBLEM TO BE SOLVED: To make uniform the transmissivity of the contrast improving layer all over the recording surface on a resist original when high-density recording on an optical disk in an original plate recording device of an optical disk. SOLUTION: Measuring the light intensity of a laser beam before it enters the original plate and after it passes through it, the transmissivity of the original plate is calculated using the measured light intensity, before forming pits by radiating a recording laser beam by rotating the original plate having a resist layer and a contrast-improving layer formed on a resist layer. The laser power or irradiation time is controlled to make the transmissivity constant larger than the largest one of the calculated transmissivity over the whole recording surface and radiate the laser beam to the contrast improving layer.
Patent JP-2003065976-A (JP)
Title: X-ray foreign matter inspection apparatus
Inventor: SEKI TAKAYUKI
IPC: B07C5/342
Filed: 2001-08-29
Abstract: PROBLEM TO BE SOLVED: To correctly detect defectives in an object to be inspected and improve the reliability of an apparatus even when a plurality of the objects to be inspected are stored in a storage body because the object to be inspected has a small relative area in the storage body. SOLUTION: A predetermined threshold to an X-ray transmission amount of the object W to be inspected is set to a threshold setting part 17a of a defective detecting part 17. A region of the object W to be inspected which is lower than the threshold is obtained as an area from data of the X-ray transmission amount outputted from an X-ray detector 3 by counting the number of pixels at a part 17b for extracting the object to be inspected. The obtained area is compared with a reference area by a defective judging part 17c and it is judged that the object W is a defective one when the area is lower. Even when the relative area of the object W is small to the size of the storage body T and a plurality of the objects are stored, defectives, fractures and the like of the object W can be detected, so that defective objects can be detected correctly.
Patent JP-2003073660-A (JP)
Title: Cold storage medium
Inventor: OKUBO HIDETOSHI
IPC: C09K5/06
Filed: 2001-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a cold storage medium that has a high cold accumulating capacity at cryogenic temperatures. SOLUTION: The cold storage medium is provided which forms a solid-liquid coexisting phase in the range of -90 deg.C to -160 deg.C by mixing a plurality of organic solvents having a melting point of not more than -90 deg.C and which has fluidity and latent heat in the range thereof. The cold storage medium has fluidity and has a capacity to storage cold heat as latent heat in the range of cryogenic temperatures. Therefore, when using the cold accumulating material in a cold storage tank for a cooling system the cold storage medium capacity is enhanced and the high efficiency is provided, which results in the reduction of the running cost.
Patent JP-2003076669-A (JP)
Title: Multi-processor constituted control device
Inventor: TAKAHASHI YASUSHI
IPC: H04Q3/545
Filed: 2001-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a multi-processor constituted control device which can be detached from each control execution device, and re-started with a simple and inexpensive configuration without using any common memory. SOLUTION: In the multi-processor constituted control device of a small number of processors, a simple telegraphic interface is used for an interface between a plurality of control instruction devices 110 and 120 for receiving the control request from upper devices 200 and 300, and the determination whether or not the interface is controllable for the setting or the control is requested to other control instruction device. For the instruction for releasing the setting, the control execution is requested to other control instruction device.
Patent JP-2003074382-A (JP)
Title: Exhaust gas valve device of internal combustion engine
Inventor: WATANABE NORIHITO
IPC: F02D9/10
Filed: 2001-09-03
Abstract: PROBLEM TO BE SOLVED: To prevent increasing of the member of part items, and occurrence of abnormal noise by enhancing the coaxial accuracy of a pair of bearing members bearing both end parts of a valve stem, and to reduce friction, in an exhaust gas valve device of an internal combustion engine provided with a first bearing member which is rotatably fitted on an one end side of the valve stem and is arranged between the valve stem and a valve body, a second bearing member which rotatably penetrates the other end side of the valve stem and is arranged between the valve stem and the valve body, and an actuator which is connected with the other end of the valve stem projecting from the second bearing member. SOLUTION: The valve body 45, the valve stem 46, the first and the second bearing members 58, 59 are formed respectively by metallic material having equal coefficient of thermal expansion. The first and the second bearing members 58, 59 are pressed in the valve body 45, and a film formed of a graphite system solid lubricant is formed on the surfaces of the areas Z1, Z2 corresponding to the first and the second bearing members 58, 59 of the valve stem 46.
Patent JP-2003072598-A (JP)
Title: Running resistance decreasing device for truck
Inventor: OGAWARA TATSUHIKO
IPC: B62D35/00
Filed: 2001-09-03
Abstract: PROBLEM TO BE SOLVED: To allow assembling to suit the cab width and the height of a rear body without impairing the flow straightening effect and to decrease the costs. SOLUTION: A running resistance decreasing device for a truck is equipped with a pair of lateral members 20 to form each a side face part 21, aux. oversurface part 22 extending from the side face part 21 and forefront face part 23 extending from the side face part 21 and aux. oversurface part 22 toward the center of the part ahead of the cab, a center member 10 to form an oversurface part 11 having an up-gradient from the forefront to the tail, aux. forefront face parts 13 extended from the forefront and two side edges of the oversurface part 11 and capable of being inserted into the forefront face part 23 of each lateral member 20 and the aux. oversurface part 22, and a coupling member 40 to couple the lateral members 20 with the center member 10, whereby the edge of the aux.  oversurface part 22 is cut if necessary to the appropriate dimensions in accordance with the cab width, and the aux. side face parts 12 and aux. forefront face part 13 of the center member 10 are inserted to between the aux. oversurface parts 22 of the lateral members 20 whose forefront face parts are coupled together and the forefront face parts 23 in such a way as to suit the height of the rear body 3, and the lateral members 20 are coupled with the center member 10 by the coupling member.
Patent JP-2003076290-A (JP)
Title: Assembling device for display panel
Inventor: ONIZUKA YASUTO
IPC: G09F9/00
Filed: 2001-09-06
Abstract: PROBLEM TO BE SOLVED: To provide an assembling device for a display panel which can reduce the installation space for a large-sized panel. SOLUTION: The assembling device for the display panel which mounts electronic components at the edge part of the display panel is equipped with an adhesive tape sticking stage 2, an electronic component mount stage 3, couples of carrying conveyors 22, 32, 42 and 52 for carrying the display panel in and out of primary press-bonding stages 4 and 5, and panel support tables 21, 32, 42 and 52 which horizontally move between the carrying conveyors by XYZθ tables 20. 30, 40 and 50, and drives the XYZθ tables to position the edge part of the display panel at operation positions of substrate lower reception parts 23, 33, 43, and 53. Consequently, a substrate conveyance part can be constituted without projecting from an operation stage and the installation occupation space of the assembly line can be reduced.
Patent JP-2003074025-A (JP)
Title: Car stop auxiliary device
Inventor: INASA SHIGEMASA
IPC: E04H6/42
Filed: 2001-09-06
Abstract: PROBLEM TO BE SOLVED: To provide a car stop auxiliary device attached to car stop blocks to seal a space between the juxtaposed car stop blocks in a state allowing drainage of rainwater or the like and preventing entering of a wheel between the car stop blocks. SOLUTION: The car stop auxiliary device comprises a rod like wheel holding body 1 straddled between adjacent car stop blocks 9 and 9 of the car stop blocks 9 and 9 juxtaposed on a road surface with predetermined intervals, and fixing parts 2 fixing the wheel holding body 1 to the car stop blocks 9 and 9.
Patent JP-2003083555-A (JP)
Title: Grill apparatus
Inventor: YAMAZAKI TOKIYUKI
IPC: A47J37/06
Filed: 2001-09-07
Abstract: PROBLEM TO BE SOLVED: To improve operation property when a door and a water reception pan are taken in or out. SOLUTION: A grill apparatus is adapted such that a water reception pan 11 is accommodated on a bottom in a grill case 9 freely to be taken in or out longitudinally, and a door 6 is disposed on a front surface of the water reception pan and an interlocking member 12 is coupled with the back of the door such that the water reception pan is taken out, interlocking with the operation for the door to be taken in or out, and when the door is taken out to some degree, the door falls down. In the apparatus, the interlocking member comprises a substantially inverted U shaped support 13 formed with a wire material, and a stopper section 15 fixed to a rear side 14 of the support with its tip end engaged with an engagement groove 18 recessed inwardly in the rear portion of the water reception pan. Further, a stopper 20 is provided rearwardly of the engagement groove in the water reception pan for preventing the stopper from moving backwardly.
Patent JP-2003080799-A (JP)
Title: Structure for mounting lid member
Inventor: NAKAZAWA MAKOTO
IPC: H05K5/03
Filed: 2001-09-07
Abstract: PROBLEM TO BE SOLVED: To simply mount and demount a lid member. SOLUTION: A bearing part 24 is set to a protecting cover 21. Shaft support parts 36 and 37, a guide groove 38 and a reinforcing plate 42 are set to a front cover 20. One end of an elastic element 41 is formed projecting to the guide groove 38. When the protecting cover 21 is to be set, a shaft hole 24a of the bearing part 24 and shaft holes 36a and 37a of the shaft support parts 36 and 37 are held to be coaxial, and a pin 26 is inserted. The elastic element 41 is moved to a retreat position by the pin 26 placed in the guide groove. The pin 26 inserted to the shaft holes 24a, 36a and 37a is further slid, whereby a leading end of the pin 26 is butted against the reinforcing plate 42. Pressing the elastic element 41 by the pin 26 is released, and the elastic element 41 is returned by a recovery force to an initial position.  The pin 26 is positionally regulated by the elastic element 41 and the reinforcing plate 42.
Patent JP-2003080620-A (JP)
Title: Glass fiber substrate/epoxy resin laminated sheet for backing material of flexible printed wiring board
Inventor: YOSHIDA KATSUHIKO
IPC: C08J5/04
Filed: 2001-09-10
Abstract: PROBLEM TO BE SOLVED: To provide a glass fiber substrate/epoxy resin laminated sheet capable of preventing the adhesion of a flexible printed wiring board and a backing material at non-adhesive places when the flexible printed wiring board and a glass fiber substrate/epoxy resin laminated sheet being the backing material are superposed one upon another to be bonded by a hot press. SOLUTION: A composition prepared by compounding 10-200 pts.wt. of an inorganic filler with 100 pts.wt. of a resin is added to at least the outermost surface layer of a laminated sheet. Since this laminated sheet has high surface hardness and the resin ratio thereof is low, it is hardly softened when heated by a hot press and the flexible printed wiring board does not sink even if pressure is applied. Therefore, the peelability of the flexible printed wiring board is improved at non-adhesive places.
Patent JP-2003086485-A (JP)
Title: Charged particle beam lithographic method and lithographic device
Inventor: NISHIMURA CHIKASUKE
IPC: H01L21/027
Filed: 2001-09-10
Abstract: PROBLEM TO BE SOLVED: To improve lithography and precision, by correcting drawing misregistration due to movement or swinging of a stage, in a mask scan system provided with a scan deflector. SOLUTION: An electron beam lithographic system of a scan method, in which shaping beam is made to scan on a mask 15 provided with a pattern of one part of an LSI pattern to transfer the pattern onto a sample 21, is provided with a shaping tracking mechanism for feeding the position deviation amount of a mask stage 16 back to a shaping deflector 13 to correct a shaping beam position on the mask 15, an object-tracking mechanism for feeding positional deviations of the stage 16 and a sample stage 22 back to an object reflector 18 for correcting the beam positions on the mask 15, and a tracking-correcting mechanism for estimating the moving amounts of the respective stages 16, 22, in the time required for performing correction operations from the moving velocities of the respective stages 16 and 22 in performing correction operations of the respective tracking.
Patent JP-2003082484-A (JP)
Title: Surface treatment method for aluminum or aluminum alloy
Inventor: KAMIMURA MASAYUKI
IPC: C23G1/12
Filed: 2001-09-11
Abstract: PROBLEM TO BE SOLVED: To provide a surface treatment method for aluminum or an aluminum alloy by which stable degreasing treatment can be performed in a rising period after initial make-up of an electrolytic bath. SOLUTION: An aluminum can is treated by the following stages including degreasing treatment: prerinsing-prewashing-washing (degreasing treatment)- primary rinsing-treatment (chemical conversion film treatment)-secondary rensing-deionized water rinsing-drying. In the degreasing treatment stage, on initial make-up of an electrolytic bath, aluminum salt is added to an acid bath so that the concentration of aluminum ions is controlled to the prescribed one, and, even in the rising period, the level of the aluminum ion concentration of the stable bath is held.
Patent JP-2003083500-A (JP)
Title: Gas tank
Inventor: SHIMADA TAKEAKI
IPC: H01M8/04
Filed: 2001-09-11
Abstract: PROBLEM TO BE SOLVED: To provide a CFRP tank capable of improving heat conductivity to the outside and capable of being filled with a gas fuel in a short time. SOLUTION: This gas tank 20 for storing compressed hydrogen inside is provided with a reinforced layer 26 reinforced by a carbon fiber 24 outside a liner layer 22. The reinforced layer 26 is provided with a heat transfer member 28 brought into contact with the liner layer 22 and penetrating the reinforced layer 26 along a thickness direction.
Patent JP-2002173733-A (JP)
Title: 800°c high temperature fire resistant steel for building construction and its production method
Inventor: KUMAGAI TATSUYA
IPC: C22C38/12
Filed: 2001-09-13
Abstract: PROBLEM TO BE SOLVED: To maintain the finely precipitated state of the composite precipitates of Nb and Mo with V as nuclei sufficiently effective for strengthening the steel for a relatively short time even at 800 deg.C. SOLUTION: The 800 deg.C high temperature fire resistant steel for building construction has a composition containing, by mass, 0.01 to 0.1% C, 0.2% to 1.2% Si, <=0.5% Mn, >0.05% to 1% Al, 0.4 to 1.5% Mo, 0.05 to 0.2% V and 0.01 to 0.2% Nb, and the balance Fe and inevitable impurities, and of which Ac1 transformation temperature is 800 to 900 deg.C. The steel preferably contains one or more kinds selected from 0.1 to 2% Cu, 0.1 to 0.5% Ni, 0.1 to 1% Cr, 0.01 to 0.1% Ti and 0.0005 to 0.01% B as well. Further, in its production method, a steel slab or a cast iron slab is heated to >=1,100 deg.C and is subjected to hot rolling where the cumulative draft of >=50% is secured to the finishing plate thickness in the temperature region of 830 deg.C to 930 deg.C to form into a thick steel plate.
Patent JP-2003085818-A (JP)
Title: Optical disk drive and optical reproduction method
Inventor: ICHIHARA KATSUTARO
IPC: G11B7/005
Filed: 2001-09-13
Abstract: PROBLEM TO BE SOLVED: To provide an optical disk drive and an optical reproduction method capable of eliminating noises and positively utilizing these lights in reproduction of an optical recording medium emitting the light of a wavelength different from the one of an irradiation light. SOLUTION: When reproducing information recorded on the optical recording medium (501) emitting the light of a second wavelength (λ2) when being irradiated with the light of a first wavelength (λ1), the optical disk drive makes the reflected light of the first wavelength from the optical recording medium be incident on a photodetector (508) for main signal detection and positively utilizes the light of the second wavelength emitted at the optical recording medium in the photodetector (507) for servo signal detection without making it incident on the photodetector for the main signal detection.
Patent JP-2003054466-A (JP)
Title: Motorcycle
Inventor: KUBOSHIMA KENICHIRO
IPC: B62J17/00
Filed: 2001-08-10
Abstract: PROBLEM TO BE SOLVED: To generate down force by utilizing a fuel tank, a rear cowl and a rider. SOLUTION: The fuel tank 5, a driving seat 4 of a two-seater 3 and the rear cowl 7 are longitudinally arranged in this order, and left and right both sides of the fuel tank 5 and the rear cowl 7 are largely projected to side parts as projecting parts 8 and projecting parts 9. When the rider sits on the driving seat 4 in a state of gripping knees by rear side faces of the fuel tank 5, the projecting parts 8 are approximately continued to the knees 36. The projecting parts 8 and the projecting parts 9 are respectively formed as forwardly inclined faces approximately in parallel with each other to allow the travel wind to be obliquely upwardly and backwardly escaped on their surfaces to generate the down force.
Patent JP-2003079718-A (JP)
Title: Body fluid suction system
Inventor: SHIBUYA ICHIRO
IPC: A61M1/00
Filed: 2001-09-14
Abstract: PROBLEM TO BE SOLVED: To provide a body fluid suction system which is higher in safety and easier in handling. SOLUTION: The body fluid suction system 200 is constituted to include a suction source 24 for sucking air from a suction port 202 by driving means, a suction tube 21 connected to the suction port 202, a filter unit 10 connected to suction tube 21 and a catheter (a blotting tube) 20 connected to the filter unit 10. The body fluid suction system 200 is capable of inhaling body fluid 100 of a human body 214 from a front end 212 of the catheter 20 by driving the suction source 24, introducing the inhaled body fluid 100 into the filter unit 10, accumulating the fluid therein and introducing only the air from the filter unit 10 through the suction tube 21 into the suction source 24. The fluid friction of the suction tube 21 and filter unit 10 of the body fluid suction system 200 is smaller than the fluid friction of the catheter 20.
Patent JP-2003080104-A (JP)
Title: Glass bottle crusher
Inventor: KUWAMOTO HIROSHI
IPC: B02C13/00
Filed: 2001-09-14
Abstract: PROBLEM TO BE SOLVED: To provide a glass bottle crusher capable of finely crushing old glass bottles collected for recycling for loading them efficiently in a small place. SOLUTION: A rotating crushing body 9 equipped with a crushing plate 12 intermittently passing through a crushing space 1 is rotatably attached to a crushing cylindrical body 1 fixed in an inclined position and forming the crushing space 7 in the lower end part. The glass bottles B fed into the crushing cylindrical body 1 from a hopper body 13 inserted into a hopper insertion port 4 in the upper end part are first crushed between a radially disposed vane 11 of the rotating crushing body 9 and the lower edge 13b of the hopper body, then crushed between a fixed plate 6 disposed on a cylinder 2 of the crushing cylindrical body 1 in the direction of a bus bar, and lastly crushed in the crushing space 7 by the crushing plate 12, thereby producing glass pieces P to be discharged from a discharge port 5 in the lower end part.