baber/WOPTO huggingface dataset:
Patent JP-2003315727-A (JP)
Title: Image display device
Inventor: TAKEGAWA HIROSHI
IPC: G02B5/30
Filed: 2002-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the total size and weight of a device by minimizing the thickness and weight of an optical system, to make an exit pupil diameter, a display field angle, and an eye relief large, and to reduce aberrations.  <P>SOLUTION: The device is equipped with a transmission type diffraction optical element 50 which diffracts light emitted by an image display element 20 and a reflection type optical element 70 which reflects the diffracted light from the transmission type diffraction optical element and has positive power. The transmission type diffraction optical element 50 diffracts the light reflected by the reflection type optical element 70 with diffraction efficiency lower than the diffraction efficiency to the light emitted by the image display element 20 when the reflected light is made incident on the transmission type diffraction optical element 50 again.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003324794-A (JP)
Title: Electroacoustic transducer
Inventor: TAJIMA KAZUSHIGE
IPC: H04R9/00
Filed: 2002-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dynamic electroacoustic transducer configured to be fitted to a board for preventing the occurrence of dispersion in the sound pressure characteristic due to a mount object.  <P>SOLUTION: A frame 20 for supporting an outer circumferential edge flat part 14a of a diaphragm 14 is formed to tightly enclose the rear space C1 of the diaphragm 14. Thus, the volume and shape of the rear space C1 are maintained constant at all times independently of the size and shape of the housing of an external apparatus to which the electroacoustic transducer is contained in a mount state on the board.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003321966-A (JP)
Title: Twofold door
Inventor: SHIMAZAKI YOSHIFUMI
IPC: E06B3/48
Filed: 2002-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To overcome problems such that a conventional twofold door requires a considerable force at an initial motion when opened, and such that noise, damage to the door and the like are caused by a great impact at the closing of the door.  <P>SOLUTION: This twofold door is equipped with upper and lower doors which are vertically coupled together via a hinge, a frame, a guide rail, and a guide roller. The twofold door is also equipped with: a case which is installed at the lower corner part of the lower door; a spring which is arranged in a metal fitting; an ascending/descending shaft with a pushing implement, which is arranged by being passed through the spring and an auxiliary metal fitting; a receiving implement which is fixed to the frame; and an arm which is mounted turnably on the lower door, and which is installed in states in which one end thereof can be fixed to the ascending/descending shaft and in which the other end thereof can be engaged with the receiving implement. The case, the spring, the ascending/descending shaft, the receiving implement and the arm serve as opening/closing assisting devices. The elastic force of the spring can be utilized at the opening of the door.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003322379-A (JP)
Title: Ventilating fan
Inventor: NOMURA AKIHIRO
IPC: F24F7/10
Filed: 2002-05-01
Abstract: <P>PROBLEM TO BE SOLVED: To enable a decorating frame to be mounted even when rotated 90 degrees by simply changing the direction in which a latch of the decorating frame is inserted.  <P>SOLUTION: The decorating frame 13 has the latch 21 at approximately the center of its back. The latch 21 is passed through an annular part 19b of a spring member 19 positioned at approximately the center of a suction opening, whereby the decorating frame is secured to the suction opening by means of an upward energizing force produced by the spring member. The latch 21 is rotatable at least 90 degrees relative to the annular part 19b of the spring member 19 on a horizontal plane, with this rotation making it possible to vary the direction of a decorating panel along an indoor ceiling surface, either horizontally or vertically.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003320575-A (JP)
Title: Manufacturing method and device for resin tube
Inventor: HARA SHUICHI
IPC: B29C48/92
Filed: 2002-05-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method and a device for a resin tube wherein the shape of the resin tube which is manufactured without introducing a gas into the resin tube is stabilized, and a thin seamless belt of an excellent quality can be manufactured.  <P>SOLUTION: A molten resin 3A is discharged from the lip part 2b of an annular die 2 by an extruder 1 under a state wherein the temperatures of the inside and the outside of the lip part 2b of the annular die 2 are kept approximately uniform. The resin tube 3B under a molten state which is discharged from the lip part 2b is brought into contact with the surface of a cooling mandrel 10 which is arranged to be proximal to the lip part 2b of the annular die 2, and is cool-solidified. Then, the resin tube 3B is received in the separating direction from the annular die 2 by a feeding mechanism 19.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003326303-A (JP)
Title: Method of producing inexpensive carbon steel and alloy steel for machine structural use
Inventor: ONO HEISUKE
IPC: B21B3/00
Filed: 2002-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of producing steel consisting of carbon steel composition or alloy steel composition both for machine structural use by which inexpensive scrap can be used to reduce the cost of material for the steel and concerning a reduction in hot workability, i.e., an increase in surface flaws caused by an increase in impurity element due to the use of the inexpensive scrap, the occurrence of the surface flaws is suppressed by controlling a rolling heating temperature.  <P>SOLUTION: In the method of producing steel for machine structural use, steel consisting of a carbon steel composition for machine structural use or consisting of an alloy steel composition for machine structural use is subjected to hot rolling where heating temperature on production rolling is controlled to a temperature of 900 to <930°C which is lower than the conventional one, and also, in a short period of time, i.e., in 70 to 90 min.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003327387-A (JP)
Title: Crane with meandering preventing mechanism
Inventor: TANAKA TATSUMI
IPC: B66C17/00
Filed: 2002-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a crane with a meandering preventing mechanism for preventing the meandering of the crane.  <P>SOLUTION: The crane comprises a girder 5 connected between saddles 1 having wheels 2 for traveling on traveling rails 4 arranged in parallel in spaced relation. The girder 5 is slidably connected to one saddle 1, and the meandering preventing mechanism has a spring 8 for granting the wheels energizing force against force of moving the wheels 2 during traveling.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003325444-A (JP)
Title: Electronic endoscopic equipment and image signal processor
Inventor: KOBAYASHI HIROYUKI
IPC: A61B1/04
Filed: 2002-05-10
Abstract: <P>PROBLEM TO BE SOLVED: To alter a visual field without operating an electronic endoscope.  <P>SOLUTION: A memory 42 is provided to an electronic scope 10 and the mask position data peculiar to the individual electronic scope 10 are stored in the memory 42. When the electronic scope 10 is mounted in a processor 100, the processor 100 reads the mask position data from the memory 42. A memory control circuit 120 applies mask processing to the image signal read from an image memory 106 on the basis of the mask position data and the mask data read from an ROM 122. By altering the mask position data arbitrarily by the operation of the specific switch of a front panel switch 114, the visual field of the image to be displayed on a monitor 200 is altered.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003327122-A (JP)
Title: Test device of signal security system
Inventor: OKADA JUNICHIRO
IPC: G05B23/02
Filed: 2002-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently perform a highly reliable test when a field apparatus 10 is added to a signal security system for controlling field apparatuses 7 to 9 such as a traffic signal in a railroad station using a command from an electronic interlocking device 1 via a transmission route 20 and the test is performed.  <P>SOLUTION: This test device comprises a transmission route simulating means 2 for simulating the transmission route 20 and a field apparatus simulating means 3 for simulating the field apparatuses based on the control command from the electronic interlocking device 1 via the transmission route simulating means 2. The test device sequentially performs three kinds of tests having a first test mode where the field apparatuses 7 to 9 and the added field apparatus 10 are simulated by the field apparatus simulating means 3 and a previous matching property confirming test is performed, a second test mode where the added field apparatus 10 is simulated by the field apparatus simulating means 3, the field apparatuses 7 to 9 are operated, and a previous operation confirming test is performed, and a third test mode where the added field apparatus 10 is connected to the transmission route 20, all field apparatuses 7 to 10 are operated, and a final operation confirming test is performed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003334795-A (JP)
Title: Metal mold for manufacturing carrier tape
Inventor: SAKAGAMI HIROYUKI
IPC: B65B15/04
Filed: 2002-05-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a carrier tape manufacturing metal mold having a structure for accurately and easily forming a die cavity molding quadrangular punch hole at a right angle.  <P>SOLUTION: This metal mold is composed of a first member 1 having a vertical surface 1a and a horizontal surface 1b crossing at a right angle, a second member 2 formed in an L shape in a side view of a vertical rising part 2a and a horizontal receiving seat part 2b, and a third member 3 tightly superposed on an internal angle part of the second member 2. Cutout recesses 2d, etc., each having a U shape in a plan view are extendedly formed over a part of the horizontal receiving seat part 2b from a vertical rising part 2c on the vertical outside surface of the second member 2. The inmost part of the U-shaped cutout recesses 2d formed in a receiving seat 2b side is hidden by bringing the vertical surface 1a of the first member 1 and the vertical outside surface 2c of the second member 2 into surface-contact with each other, and superposing the third member 3 on the internal angle part of the second member 2. The cavity molding punch holes 4, etc., of a quadrangle in a plan view can be formed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003338023-A (JP)
Title: Magnetic recording medium
Inventor: TAKAHASHI MASATOSHI
IPC: G11B5/73
Filed: 2002-05-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a coated type magnetic recording medium wherein electromagnetic conversion characteristics are good, especially a CM ratio is significantly improved in a high-density recording area.  <P>SOLUTION: The magnetic recording medium having a magnetic layer mainly made of ferromagnetic powders and a binder on a support is constructed in such a manner that on the surface of the magnetic layer, the number of projections of ≥30 nm in height measured by an AFM is ≤100/900 μm<SP>2</SP>, the magnetization reverse volume of the magnetic layer is 0.1×10<SP>-17</SP>to 5×10<SP>-17</SP>ml, the Hc of the magnetic layer is ≥2000 e (159.2 KA/m), and the PSD of a longitudinal space wavelength 10 μm measured by magnification of 5 times is 500 to 4000 μm<SP>3</SP>at the total light interference equation surface roughness of the magnetic layer formation side surface of the support.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003330986-A (JP)
Title: Design method of semiconductor integrated circuit
Inventor: FUKAZAWA HIROKIMI
IPC: H01L21/82
Filed: 2002-05-17
Abstract: <P>PROBLEM TO BE SOLVED: To solve arrangement/wiring jam and violation of timing restriction in a layout design of a semiconductor divided into a plurality of blocks without increasing a chip area or generating a re-floor plan or rework such as RTL correction.  <P>SOLUTION: This design method for layout design of a semiconductor integrated circuit having the plurality of blocks constituted by a functional macro such as a logic cell, memory, etc., and wiring connecting these blocks has a step for confirming a jammed state of arrangement and wiring in and outside the block, a step 204 for confirming the violation of timing restriction in and outside the block, a step 205 for determining the shape of the block, and a step 206 for changing the shape of the block according to the jammed state of arrangement and wiring and the violation of timing restriction.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002345753-A (JP)
Title: Dioptometer
Inventor: KOBAYAKAWA YOSHI
IPC: A61B3/10
Filed: 2002-05-20
Abstract: PROBLEM TO BE SOLVED: To allow the measurement of a dioptometric value even from a position distant from a subject eye. SOLUTION: The luminous flux from a light source 1 is reflected by a leans 2, a small aperture diaphragm 3, and the small mirror of a luminous flux limiting member 4, and projected in a spot shape to the fundus oculi Er through a concave lens 5 and a convex lens 6. The reflected luminous flux from the fundus oculi Er is returned in the same optical path, enlarged by the concave lens 5 through the convex lens 6, passed through the opening part of the wedge prism of the luminous flux limiting member 4 and a lens 7, and imaged as a measuring luminous flux image formed of five small circles on a photoelectric sensor 5. The dioptometric value is determined from the imaging position relation of the measuring luminous flux image.
Patent JP-2003337112-A (JP)
Title: Window glass with dew formation sensor
Inventor: KUEDA KATSUMI
IPC: G01N27/00
Filed: 2002-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide window glass with a dew formation sensor capable of detecting both the clouding of a windshield, etc., by a simple constitution and its solved state with speedy responsivity, improving durability by heightening a protective function to a cleaning agent and dust, and achieving implementation at low costs.  <P>SOLUTION: The window glass with the dew formation sensor is provided with an external cover 3 of a U-shaped cross section provided on a main dew formation surface (a windshield 2); a pair of raised walls 8 in parallel with opening surfaces 3b at both ends of the external cover 3; a seating 7 in surface contact with the main dew formation surface 2 between the pair of raised walls 8; and a dew formation detecting element 5 provided on the seating 7. The raised walls 8 are provided for the inside of the external cover 3 with both side edges of the raised walls 8 separated at intervals (openings 9) from the inner side surfaces (the inner side surfaces of side walls 3b) or the external cover 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003336025-A (JP)
Title: Acrylic hot-melt self-adhesive resin composition and self- adhesive sheet using the same
Inventor: KOYAMA YUJI
IPC: C09J7/02
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inexpensive, UV-curable acrylic hot-melt self-adhesive composition improved in self-adhesive properties and handleability, which have been conventional problems, without detriment to formability of a coating film and external appearances of a coating film, and a hot-melt self-adhesive tape therefrom.  <P>SOLUTION: The acrylic hot-melt self-adhesive composition comprises a self-adhesive polymer component (A) as the main constitutional component, a UV cationic initiator (B) and a silicone compound (C), where the self-adhesive polymer component (A) comprises a hydroxy group-containing acrylic base polymer (a) having an Mw of 50,000-600,000, a UV cationically polymerizable compound (b) comprising an epoxy group-containing (meth)acrylic low molecular weight compound having an Mw of 5,000-30,000 and a tackifier resin (c), and the silicone compound (C) acts as a curing accelerator under UV irradiation and/or a compatibility enhancer of the self-adhesive polymer component (A).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003345724-A (JP)
Title: Method, system and program for information management, server and terminal
Inventor: NAKAMURA TOSHIYUKI
IPC: G06F13/00
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information managing method, an information management system, a server, a terminal and an information management program which protect the privacy of a service receiver as much as possible and can accurately cope with a change in circumstances of the service receiver when a service is provided for the service receiver.   <P>SOLUTION: A user terminal 403 gives an answer while giving consideration to personal information of the service receiver 404 based on question information transmitted from a provider server 402, and the provider server 402 which has received the answer classifies the service receiver 404 and provides service information based on the classification.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003336804-A (JP)
Title: Steam drum
Inventor: SEKINE MASAYUKI
IPC: F22B37/22
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a proper steam drum by dispensing with enlarging an end plate and a steam drum and strengthening the end plate when a caliber of a steam supply pipe is enlarged.  <P>SOLUTION: The steam drum 1 comprises a steam supply pipe 22 for introducing steam-water mixture 12 generated by heating water 11 in a boiler 60 and a drum substance 2 for introducing the steam-water mixture 12 from the steam supply pipe 22 and separating steam from the steam-water mixture 12. The steam supply pipe 22 is located outside the drum substance 2 and a plurality of branch pipes 21 introduce the steam-water mixture 12 from the steam supply pipe 22 into the drum substance 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003340567-A (JP)
Title: Brazing device
Inventor: INAGAKI NOBUO
IPC: B23K3/00
Filed: 2002-05-24
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that, when brazing operation requiring special skills is automated in conventional heat exchangers such as an air conditioner or the like, large scaled equipment utilizing an industrial robot or the like, is necessary, resultantly, space for installing the equipment has become larger and equipment investment has been costly.   <P>SOLUTION: This brazing device has a compact handy-type torch unit and can provide highly reliable brazing operation not requiring special skills. The brazing device which is inexpensive though, can provide flexible brazing operation as well as easy movement of the device.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003342448-A (JP)
Title: Resin paste for semiconductor and semiconductor device
Inventor: YAGISAWA TAKASHI
IPC: C08K5/46
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a resin paste for semiconductors which has such excellent reliability that a decrease in hot bonding strength does not occur, and the resin paste layer does not peel when subjected to a soldering crack resistance test after moisture absorption.   <P>SOLUTION: The resin paste essentially consists of (A) an epoxy resin, (B) a curing agent, (C) a compound having a structure represented by formula (1) in the molecule, and (D) a filler, wherein the component C is present in an amount of 0.1-50 pts.wt. per 100 pts.wt. epoxy resin A.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003342400-A (JP)
Title: Method for hydrophilicity treatment of plastic and method for manufacturing hydrophilic plastic
Inventor: SADAMOTO MITSURU
IPC: H05H1/46
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To enable impartment of high and durable hydrophilicity to the surface of a plastic.   <P>SOLUTION: A method of the hydrophilicity treatment of the surface of a plastic comprises exposing the plastic to a plasma which is formed with the use of an oxygen gas and has an electron density of 5×10<SP>10</SP>cm<SP>-3</SP>to 1×10<SP>11</SP>cm<SP>-3</SP>and an electron temperature of ≤5 eV.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003339851-A (JP)
Title: Catheter
Inventor: AIDA SHINJI
IPC: A61M25/00
Filed: 2002-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a catheter having antithrombogenicity by itself, and free from a problem caused by the separation of an antithrombogenicity material.   <P>SOLUTION: At least an outer peripheral face layer 2 of the catheter is made out of a soft polyacrylic resin.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003343905-A (JP)
Title: Filter fitting/removing device
Inventor: MIZUSHIMA MORIHIRO
IPC: F24F13/28
Filed: 2002-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a filter fitting/removing device which can facilitate the work such as the exchanging (cleaning) work or the maintenance work of a filter provided in a high ceiling.   <P>SOLUTION: The filter 11 to be removably fitted to an air conditioner or a ventilation device is provided, and a body-13-to-be-attracted having an attraction surface is arranged in the filter 11. The filter fitting/removing device is provided with an operation rod 16 having a magnetic body 15 which can attract the body-to-be-attracted with the remote control from a position separated from the equipment.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003346848-A (JP)
Title: Heat exchanger
Inventor: IIZUKA MITSUGI
IPC: C02F1/42
Filed: 2002-05-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compact and simplified heat exchanger capable of removing ions eluded into the cooling fluid by ion exchanging material to prevent an electric short circuit from being produced by the cooling fluid in a fuel cell cooling system.   <P>SOLUTION: The ion exchange material 4 is built inside a tank 3 and/or tubes 1. The cooling fluid flowing through the inside of a heat exchanger comes into contact with the ion exchange material 4 to remove the ions eluded into the cooling fluid.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004005106-A (JP)
Title: Information processing device, control method and control program
Inventor: YASUI KEISUKE
IPC: G06F1/30
Filed: 2002-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information processing device which increases the speed of a resume operation.  <P>SOLUTION: The information processing device is provided with a memory (110), which holds a resume processing program, an execution part (100) which executes the resume processing program, a storage device (120) which stores a resume-related program preliminarily related to the resume processing program and a battery part (130) which supplies to electricity to the memory. Before the battery part temporally stops supplying the executing part and the storage device with electricity, the resume-related program is read from the storage device and held in the memory. When the battery part restarts supplying the electricity to the executing part, the resume processing program and the resume-related program held in the memory are executed.  <P>COPYRIGHT: (C)2004,JPO