baber/WOPTO huggingface dataset:
Patent JP-2003310509-A (JP)
Title: Mobile cleaner
Inventor: EGAWA SAKU
IPC: A47L9/28
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mobile cleaner in which spaces by the side of walls and corners of walls are cleaned without omission.  <P>SOLUTION: In the mobile cleaner provided with a main body, a driving means for moving the main body, a suction port and a suction port driving means for relatively movably connecting the suction port and the main body, when moving the main body straight, the suction port is positioned approximately in the middle in front of the main body and at a standard location where the front edge of the suction port is approximately orthogonal with the straight moving direction and when turning the main body near the surface of the wall, the suction port is moved to make the front edge of the suction port opposed to the turning direction touch or proximate to the surface of the wall.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003311125-A (JP)
Title: Treatment apparatus for dioxins-containing gas and treatment method using the same
Inventor: FUJIWARA MICHIO
IPC: B01D53/34
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a treatment apparatus for a dioxins-containing gas capable of efficiently decomposing dioxins contained in the dioxins-containing gas, and a treatment method using the same.  <P>SOLUTION: The treatment apparatus for the dioxins-containing gas is equipped with an induction bower 14 for passing the dioxins-containing gas through a gas passage 10 unidirectionally and an active water feeder 16 having a plurality of active water sprinkling parts 12 provided in the gas passage 10 so as to leave an interval in the flow direction of the dioxins-containing gas to sprinkle active water on the dioxins-containing gas. The active water sprinkling parts 12 include a forward active water sprinkling part 121 for sprinkling active water in the flow direction in the gas passage 10 of the dioxins- containing gas and a reverse active water sprinkling part 123 for sprinkling active water in the direction reverse to the flow direction.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003311364-A (JP)
Title: Shaft for power steering sensor, and method for manufacturing the same
Inventor: HARA NAOKI
IPC: B21J5/02
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sensor shaft manufacturing method for reducing the possibility of breakage of a punch and a die without increasing a forming load, and performing the forming at low cost, with high accuracy and by the same process.  <P>SOLUTION: Flow in the radial direction, i.e., radius expansion (upset) is caused in a material with a punch 52 in the vicinity of the upper end of a small diameter part d1, and the expanded material is allowed to bite an inwardly projecting bar 542 of a stock hole 541. The material advanced into a drawing hole 232 is formed into a small diameter part D2 of a sensor shaft, and the expanded material is formed into a large diameter part D1 and a stop groove G1 of the sensor shaft. The tip shape of the punch 52 is transferred to a blind hole H.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003314163-A (JP)
Title: Opening and shutting body equipment
Inventor: NAGATA KAZUYUKI
IPC: G10K11/178
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To lower a noise generated from an opening and shutting body equipment.  <P>SOLUTION: The noise or the like generated in the case of operation of an opening and shutting body means, for example, in the case of opening operation, a shutting operation and both opening and shutting operations is muffled by means of an active noise controller means. A control sound generated from the active noise controller means has the same amplitude as that of the noise, and it is an acoustic wave of an anti-phase. The control sound and the noise are interfered with each other by pronouncing the control sound from a speaker to muffle the noise in a shutter case, and the noise is lowered.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003315193-A (JP)
Title: Pressure sensor
Inventor: BABA HIRONOBU
IPC: G01L19/06
Filed: 2002-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pressure sensor that is suitable for use in a severe environment to detect the pressure of exhaust gas or the like.  <P>SOLUTION: The pressure sensor comprises a case 10 having a first recessed portion 11a in one surface and a second recessed portion 11b in communication with the first recessed portion 11a in the opposite surface, a sensor element 20 set in the first recessed portion 11a so as to block the communication portion between both recessed portions 11a and 11b, oil 70 filling both recessed portions 11a and 11b, a first diaphragm 81 covering the first recessed portion 11a to seal in the oil 70, and a second diaphragm 82 covering the second recessed portion 11b to seal in the oil 70. The sensor element 20 receives pressures applied to the diaphragms 81 and 82 respectively via the oil 70 to detect a differential pressure. The first and second diaphragms 81 and 82 consist of a material having a pitting corrosion index expressed by (Cr+3.3Mo+20N) of 50 or higher and including 30 wt.% or more of Ni.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003316217-A (JP)
Title: Image forming device
Inventor: NAKAGAWA ATSUSHI
IPC: G03G15/00
Filed: 2002-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming device which, for an automatic regulation of the light quantity of an optical sensor, judges whether the lowering of the light quantity is caused by element deterioration, or the lowering of the light quantity is caused by an installation error, fouling or the like by setting the threshold of an input voltage appropriately at adjustment time; which processes it according to the judgement so that it works advantageously in terms of the lifetime of the element with a longer interval of maintenance; and which improves the credibility.  <P>SOLUTION: This image forming device has an optical sensor 2150 to detect whether there is a medium 30 or not, an exhaustion degree measurement means for the optical sensor 2150, and a calculation means 2108 to calculate the input voltage to be impressed on the optical sensor 2150 within the range of the predetermined input threshold or less. This image forming device characteristically has a light quantity adjusting means 2108 which has a third light quantity adjusting mode that sets the predetermined input threshold as the third input threshold determined, by a measurement value from the exhaustion degree measurement means to have the calculation means 2108 calculate the input voltage, at the cleaning confirmation time for the optical sensor 2150.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003321230-A (JP)
Title: Synthetic quartz glass for optical member
Inventor: IKUTA YORISUKE
IPC: C03C3/06
Filed: 2002-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide synthetic quartz glass wherein a crack is hard to appear when irradiated with ultraviolet rays having a relatively high energy.  <P>SOLUTION: The synthetic quartz glass for an optical member is used in an optical apparatus having an optical source of light having a wave length of 150-200 nm. The glass is used under a pulse energy density ≥0.5 mJ/cm<SP>2</SP>/pulse or a lighting intensity <5 mW/cm<SP>2</SP>. In the glass, the concentration of hydrogen molecule is <5×10<SP>16</SP>molecules/cm<SP>3</SP>and, preferably, the OH group concentration is ≤100 ppm and the F concentration is ≥100 ppm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003317576-A (JP)
Title: Switch structure
Inventor: KAWAMURA KOJI
IPC: H01H15/10
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To secure the ON/OFF of a switch even if there are variations in the positional relations between components due to variations in the component shapes and assembling.  <P>SOLUTION: The switch comprises a fixed contact, a travelling contact which is short-circuited by being elastically deformed to the fixed contact, a slider sliding to depress the travelling contact to the fixed contact, and a guide means to guide the slider in the operation direction. The slider is pushed in the direction of the travelling contact to bring into contact with the fixed contact.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003331731-A (JP)
Title: Plasma display device
Inventor: SHINDO KATSUTOSHI
IPC: H01J11/12
Filed: 2002-05-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a plasma display device in which a low voltage drive of an address electrode is realized in writing period and which is of low cost and has a high image quality.  <P>SOLUTION: This is a plasma display device in which an address electrode 11 for inputting a display data signal is arranged on the back plate 15. A dielectric layer 12 is formed on the address electrode 11 and a conductive layer which is in a floating state electrically independent is formed on the dielectric layer 12 in an overlapping region with the address electrode 11.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003330116-A (JP)
Title: Lens barrel support device and projection device
Inventor: RENBUTSU TADASHI
IPC: G02F1/13
Filed: 2002-05-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lens barrel support device, supporting a lens barrel movably at right angles to the optical axis of lenses, which need not have specially high precision, is hardly influenced by the precision of an opposite body of fixation, and has simple constitution.  <P>SOLUTION: A 1st base (10) fixed to another body is equipped with a plurality of mutually parallel guide shafts (11, 12), a 2nd base (20) with the lens barrel (50) fitted is equipped with a plurality of bearing parts (21a, 21b, 22a, 22b) which come into contact with the guide shafts of the 1st base, and the 2nd base is held movably by the 1st base. An end of at least one (12) of the plurality of guide shafts of the 1st base is made free and then when the 1st base is strained, the frictional force between the guide shafts and bearing parts is reduced while deviation of the guide shafts from the parallel state is reduced.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003026345-A (JP)
Title: Sheet material feeder and recording device
Inventor: ASAI YASUYUKI
IPC: B65H3/52
Filed: 2002-05-10
Abstract: PROBLEM TO BE SOLVED: To surely prevent double feed of paper sheets with a simple structure, eliminate complicated control and shorten operating time for double feed prevention without causing the upsizing and a large cost-up of a device. SOLUTION: This feeder includes a torque limiter 12a which sets a separation roller 12 so that the separation roller 12 may be driven in the conveyance direction of the paper sheet when the number of the paper sheets inserted in between a roller 11 and the roller 12 is one, and when the number is two or so, only the sheet material on a first stage may slide on the sheet material on the next stage to be conveyed, at the time of separating and feeding the paper sheets one by one by passing through them between the feeding roller 11 and the separation roller 12 which is energized by the feeding roller and has no driving source by rotation of the feeding roller 11 from a plurality of stacked paper sheets.  The feeding roller 11 and the separation roller 12 are separated while the feeding roller 11 is rotating in one direction, and the front ends of the plurality of paper sheets at the next stage, following the conveyance of the paper sheet on the top thereof, are returned to a prescribed loading position by a return lever 13.
Patent JP-2002373816-A (JP)
Title: Method of manufacturing ignition coil
Inventor: WADA JUNICHI
IPC: H01F38/12
Filed: 2002-05-10
Abstract: PROBLEM TO BE SOLVED: To provide a method of effectively reducing the size of an ignition coil which comprises a coil case for storing a coil section, and a connector having a connector terminal to be electrically connected to the coil section. SOLUTION: Inside a shell 7 of a connector 5, a pin 31 extended at the center of an opening 13a is inserted, and a terminal 41 is formed in an end face of an igniter 11 at the opening section 13a side of the coil case 3. A second flat section 33 and a flat section 41a are formed in a base end (opening 13a side) of the pin 31 and in the terminal 41 respectively in parallel with the insertion direction of the pin 31 and with the storage direction of the igniter 11 respectively, are connected to each other by projection welding, and then are molded by resin. Due to this structure, the inside of the opening 13a can be effectively used, resulting in the reduction in size.
Patent JP-2003329314-A (JP)
Title: Air conditioner
Inventor: ADACHI TOMOYASU
IPC: F25B40/00
Filed: 2002-05-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an air conditioner wherein both durability and refrigerating capacity are improved.  <P>SOLUTION: This air conditioner 1 is provided with: a compressor 2 for compressing a refrigerant; a radiator 3 for cooling the refrigerant compressed by the compressor 2; a decompressor 4 for decompressing the refrigerant cooled by the radiator 3; and an evaporator 5 for evaporating the refrigerant decompressed by the decompressor 4, and composes a refrigerating cycle by using carbon dioxide as the refrigerant. The air conditioner is characterized by having a supply passage 8 for supplying the refrigerant cooled by the radiator 3 into a compression process of the compressor 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003329941-A (JP)
Title: Variable shielding mechanism and optical variable attenuator using same
Inventor: SUZUKI KENJI
IPC: H02N2/00
Filed: 2002-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a small-sized mechanical variable shielding mechanism in which a structurally accompanied play of a movable part does not influence the repetitive reproducibility of variable shielding operation.  <P>SOLUTION: This variable shielding mechanism uses an ultrasonic wave motor which is adaptable to downsizing for a driving part, the motor being equipped with a disklike shielding member driven by the driving part to rotate. To absorb play of the bearing part of the disklike shielding member, the mechanism is equipped with a means which always energizes the shaft of the shielding member in a direction matching the displacing direction of the shielding member, or a shield part end of the disklike shield member is shaped into a plane matching the play direction of the bearing part of the shield member to eliminate the influence of the play on variable shielding operation, thus preventing the play of the bearing part from influencing the shielding area.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003326876-A (JP)
Title: Antifalsification paper having light diffracting layer and securities
Inventor: TAJIMA SHINJI
IPC: B42D15/10
Filed: 2002-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide antifalsification paper and securities, the authenticity of which can be judged visually which have high securing properties to hardly allow reproduction of images with a color copy, have high designing properties, and manufactured with existing facilities, cope with a small lot production, and are low in cost.  <P>SOLUTION: In the antifalsification paper formed by providing transfer layers formed by laminating a releasing layer, a light diffracting layer, a highly brilliantly reflecting ink layer and a thermal bonding layer in the order named in stripes on a base paper, the highly brilliantly reflecting ink layer includes at least organic fatty acid, methyl silyl isocyanate of fine metal vapor deposition film pieces, the surfaces of which are treated with cellulose derivatives, is partially provided by a printing method, in addition, provided in aligning with the design of a printing layer. Further, the highly brilliantly reflecting ink layer is colored and a transparent reflecting layer and a printing layer made with a transparent and/or opaque ink is provided. Securities are made of the antifalsification paper.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003137826-A (JP)
Title: Method for producing 1,3-alkanediol from 3-hydroxyester compound
Inventor: RI HEIRO
IPC: B01J37/00
Filed: 2002-05-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a 1,3-alkanediol by which the selectivity of the 1,3-alkanediol can be raised to >=90% and the stability of a catalyst can be improved. SOLUTION: This method for producing the 1,3-alkanediol comprises the following steps. (a) A step of adding an alkaline precipitant to an aqueous solution of a copper salt, producing copper hydroxide particles, adding colloidal silica thereto, aging the resultant mixture and producing a catalyst, (b) a step of reducing the produced catalyst in the presence of an activating solvent with hydrogen gas or a hydrogen-containing gas under 5-2,000 psig pressure at 100-250 deg.C temperature and activating the catalyst and (c) a step of carrying out hydrogenating reaction of a 3-hydroxyester compound by a liquid-phase slurry method in the presence of the activated catalyst and a reactional solvent with hydrogen gas or a hydrogen/nitrogen mixed gas under 50-3,000 psig pressure at 100-250 deg.C temperature.
Patent JP-2003345684-A (JP)
Title: Network terminal control system
Inventor: HARADA MASAHIRO
IPC: H04Q9/00
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To operate a terminal from an arbitrary terminal connected to a network without arranging any dedicated device nor being restricted in a connected terminal.   <P>SOLUTION: Control information is inputted by an input means 5 of a network terminal 2 as an operation source and transmitted from the network terminal 2 to a network device 3 through the network 4. The network device having received the control information identifies the operation source and the network terminal 2 to be operated by a terminal control means 15 and sends the control information to the network terminal 2 to be operated. The network terminal 2 to be operated which has received the control information sent from the network device 3 operates in response to the received control information. Thus, another network terminal 2 can be operated from an arbitrary network terminal 2 connected to the network 4.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003340231-A (JP)
Title: Moisture absorbing sheet, laminated moisture absorbing sheet and organic electroluminescence element panel
Inventor: MINAMI AKINORI
IPC: H05B33/04
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a moisture absorbing sheet capable of developing sufficient moisture absorbability, a laminated moisture absorbing sheet, and an organic EL element panel hard to generate light emitting inferiority.   <P>SOLUTION: This moisture absorbing sheet contains a moisture absorbable powder and extremely short fibers with a fiber diameter of 4 μm or less and a fiber length of 3 mm or less in a dispersed state. The moisture absorbable powder is held by the extremely short fibers. The moisture absorbing sheet is sheet is formed from a powder-containing fiber web formed by a method other than a wet method. The laminated moisture absorbing sheet is formed by integrally laminating the above moisture absorbing sheet and a sheet other than the moisture absorbing sheet. The organic EL panel is equipped with the moisture absorbing sheet or the laminated moisture absorbing sheet as a constituent part.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003347190-A (JP)
Title: Substrate treatment device
Inventor: KITAZAWA HIROYUKI
IPC: G03F7/38
Filed: 2002-05-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a substrate device which enables an operator to easily ascertain its conditions without complicating a device structure.   <P>SOLUTION: A gap sensor 42 detecting a distance between itself and an object located in the prescribed direction is mounted at a position on a bridge structure 4 of the substrate device so as to face the surface of a substrate. Before a resist solution is applied on the surface of the substrate, the bridge structure 4 is moved by linear motors 50 and 51 in the direction of an X axis, and a gap (hereafter referred to as G1) between the sensor 42 and the surface of the substrate is detected. Furthermore, the gap sensor 42 starts scanning to detect a gap (hereafter referred to as G2) between itself and the surface of the resist film when the application of the resist solution is finished. A gap difference between G1 and G2 is calculated to obtain the thickness of the resist film, and the obtained thickness of the resist film is compared with a prescribed value, whereby the application condition of a resist is determined, and the determination result is indicated on a display unit.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003341179-A (JP)
Title: System for enhancing print manner
Inventor: TAKAGI YUJI
IPC: B41J29/38
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a printer being shared among a plurality of persons through a network in which the printer grasps surely who's print sheet is left in a sheet discharge tray and informs 'print end' repeatedly and periodically until that print sheet is taken out surely.   <P>SOLUTION: Upon ending print, the printer informs 'print end', 'number of print sheets' and 'output code' to the transmitter of a print job. The 'print end' is informed repeatedly and periodically until the transmitter of the print job inputs the 'output code' to the panel input section of the printer or the 'output code' printed at a part of a print sheet is read out at the scanner section of the printer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003344712-A (JP)
Title: Method of manufacturing package for optical communication
Inventor: ITAKURA HIDEAKI
IPC: G02B6/42
Filed: 2002-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing a package for optical communication by which a light-transmissive member is easily and securely joined to a refraction part of a metallic fixation member.   <P>SOLUTION: The method of manufacturing the package 10 for optical communication is for forming a through hole 19 communicating with a cavity part 14 in a frame body 14, joining the metallic fixation member 20 having the refraction part 23 in its insertion hole 21 to the through hole 19, and joining the light-transmissive member 22 to the refraction part 23. The method includes: a process of forming a small- diameter hole 26 having a first axis 25 on the one side of the insertion hole 21 and a large-diameter hole 28 having a second axis with an angle to the first axis 25 on the other side and mounting the light-transmissive member 22 on a step part 29 where the small-diameter hole 26 changes to the large-diameter hole 28; a process of preparing a fixture 33 for joining in which the shape of the surface of the connection part between a block body 31 and a press body 32 is formed of a convex spherical surface and a concave spherical surface or a convex spherical surface and a reversely conic surface; and a process of weighting the light-transmission member 22 with the press body 32 and heating and joining the light-transmissive member 22 to the step part 29 while pressing the member 22 by the block body 31.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003022218-A (JP)
Title: Method for activating or inactivating at least a part of data stored in memory device of microcomputer system and microcomputer system
Inventor: SCHNEIDER KLAUS
IPC: G06F21/57
Filed: 2002-05-29
Abstract: PROBLEM TO BE SOLVED: To surely and effectively prevent the use of data stored in a memory device which are illegally operated by a third unauthorized person. SOLUTION: This method comprises a step for encrypting the specific identifier of a microcomputer or for storing the signature of the specific identifier of the microcomputer in the preliminarily settable memory region of a memory device, a step for checking the signature of the identifier and/or for decoding the identifier at the time of starting the microcomputer system, and a step for activating or inactivating at least a part of the data depending on the checked result of the signature and/or the decoded identifier.