baber/WOPTO huggingface dataset:
Patent JP-2009095899-A (JP)
Title: Rotating center
Inventor: KATAHARA KEN
IPC: B23B23/04
Filed: 2007-10-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rotating center which automatically monitors whether the rotating center supporting the end of a workpiece is normally attached to the workpiece, by an air pressure introduced through the rear portion of the rotating center, during unattended operation in machining the workpiece using an NC lathe or the like.  <P>SOLUTION: In the rotating center 1, a main rotary shaft 3 with a through-hole 8 bored in the longitudinal direction is inserted into a tapered case 4 and is rotatably supported via bearings 5, 6, 6. A seal body 9 mounted on the main rotary shaft 3 receives an air pressure so as to be tightly attached on the vertical surface 13 provided to the inner surface of the tapered case 4, and the air shut off in the cirrcumference of the main rotary shaft 3 is discharged from the through-hole 8.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009101576-A (JP)
Title: Inkjet recording head
Inventor: SUGANO HIDEO
IPC: B41J2/045
Filed: 2007-10-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a recording head which enables highly-accurate non-delivery detection and charging output control based on temperature information for each nozzle by providing a heater board equipped with a temperature detecting function and an applied-pulse selecting function.  <P>SOLUTION: The inkjet recording head includes a temperature detection means which has a temperature detection element having a thin film resistor through an insulating film directly under each electrothermal transducer while selecting and reading the temperature information of each temperature detection element, and an electrothermal transducer drive means which has an applied-pulse selection means for selecting and establishing one applied pulse among a plurality of applied pulses for each electrothermal transducer while selecting and applying the electrothermal transducer.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009112065-A (JP)
Title: Molded motor
Inventor: OKUMURA YASUYUKI
IPC: H02K5/08
Filed: 2007-10-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a molded motor capable of completely solving problems of abrasion, damage and breakage of a bearing portion by completely removing bearing current only by forming a conductive layer on the molded motor using a simple and inexpensive method.  <P>SOLUTION: A coil 4 is wound around a stator core 2 sheathed with an insulation layer 3, a first conductive layer 18 is provided on the internal circumferential surface of a motor frame 8 integrally molded with an insulation resin and a second conductive layer 20 is provided on the external circumferential surface thereof, the conductive layer is provided on the entire surface of the motor frame 8, and the stator core 2 having the coil 4 wound therearound is completely hermetically sealed with the first conductive layer 18 and the second conductive layer 20, thereby electrostatically shielding the coil 4 and a rotor 9 with the conductive layer. In this way, bearing current can be completely prevented and the molded motor capable of completely solving the problems of abrasion, damage and breakage of a bearing portion caused by the bearing current can be obtained.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009109028-A (JP)
Title: Bathroom ventilation air-conditioning device
Inventor: SUGATA YUJI
IPC: F24F13/20
Filed: 2007-10-26
Abstract: <P>PROBLEM TO BE SOLVED: To prevent vibration of a compressor from transferring to a bathroom ventilation air-conditioning device and to reduce noise from the compressor without increasing a size of the bathroom ventilation air-conditioning device.  <P>SOLUTION: In this bathroom ventilation air-conditioning device 5 using a refrigerating cycle constituted by successively arranging the transverse-mounted compressor 1 compressing a refrigerant, a first heat exchanger 2 making the air radiate heat, a flow rate control valve 3 expanding the refrigerant, and a second heat exchanger 4 absorbing heat, a shielding body 6 surrounding the compressor 1 is provided with a vibration-proofing structure 18, thus vibrational noise can be reduced.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009108152-A (JP)
Title: Polymerizable compound and optical film
Inventor: KOBAYASHI TADAHIRO
IPC: C09K19/38
Filed: 2007-10-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new polymerizable compound having a bisphenol skeleton affording an optical film having excellent transparency.  <P>SOLUTION: The polymerizable compound is represented by formula (1) [wherein, X represents a group such as an isopropylidene group; Y1 and Y2 represent each a single bond or a carbonyl group; n and n' represent each any integer of 2-4; B1 and B2 represent each a cyclic hydrocarbon group or the like; L1 and L2 represent each a single bond, -CH<SB>2</SB>-, -C≡C-, -CH=CH- or the like; C1 and C2 represent each an alkylene group; D1 and D2 represent each a polymerizable group; and at least one group of A1 to A8 is a group represented by formula (2):-L3-Z1 (2) äwherein, L3 represents a single bond or the like; and Z1 represents a cyclic hydrocarbon group or the like}].  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009107800-A (JP)
Title: Braking device of transport device, and transport device
Inventor: MARUYAMA HIDEJIRO
IPC: B65G1/08
Filed: 2007-10-31
Abstract: <P>PROBLEM TO BE SOLVED: To surely transport an article and stop it at a predetermined stop position by solving conflicting problems that, if a gradient is strong, the article is surely conveyed, but an excessive shock is generated when stopping, and that if the gradient is weak, the shock when stopping can be restrained, but certainty of the transportation is deteriorated.  <P>SOLUTION: This device has a driver roller 20 abutting on an article W and getting rotatable, a lever member 21 swingable on a follower pestle part 25 side with a mounting part 27 as a fulcrum, and a load member 22 generating a load against swing to the lever member 21. A cam part 34 converting rotation of the driver roller 20 to swing of the lever member 21 is provided between the driver roller 20 and the follower pestle part 25 of the lever member 21.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009108827-A (JP)
Title: Gas fuel internal combustion engine
Inventor: SAKAMOTO NOBORU
IPC: F02F1/42
Filed: 2007-10-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gas fuel internal combustion engine which has a simple leakage preventing structure and requires no enlargement of an outer diameter of a valve guide member.  <P>SOLUTION: A valve side small diameter part 20d smaller than an outer diameter of a valve stem 20a is formed on the outer peripheral surface of the valve stem 20a in a poppet valve 20. A communication hole 24b communicating to the valve side small diameter part 20d is formed at a valve guide member 24. A leak gas introduction passage 27 communicates to the communication hole 24b.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009116924-A (JP)
Title: Vertical magnetic recording device
Inventor: MAEDA MAKI
IPC: G11B5/02
Filed: 2007-11-02
Abstract: <P>PROBLEM TO BE SOLVED: To ensure operation of a vertical magnetic recording device with respect to a synchronism error by: detecting the synchronism error of a patterned medium after shipping; evading the synchronism error; or correcting the error.  <P>SOLUTION: The vertical magnetic recording device includes: a patterned medium on which information is recorded; a continuous medium region provided on part of the same medium as the patterned medium or on another medium; a write/read means 2, 3 writing/reading information for the patterned medium and the continuous medium region; and a control means 5 performing control of write/read of the information, wherein when some data is recorded, the same data are recorded in the patterned region and the continuous medium region by the write/read means 2, 3, the control means 5 compares two reproduced waveforms recorded immediately after recording, thereby detecting whether the synchronism error occurs on the patterned medium or not.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008139859-A (JP)
Title: Wide-angle lens system
Inventor: HIRANO HIROYUKI
IPC: G02B9/58
Filed: 2007-11-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inexpensive wide-angle lens system in which aberrations are corrected properly from the visible light region to the near-infrared region, a four-lens arrangement is provided without including cemented lens elements, and an angle-of-view of more than 70° is achieved.  <P>SOLUTION: The wide-angle lens system includes a negative first meniscus lens, having the convex surface facing toward an object, a positive second lens, a positive third biconvex lens, and a negative fourth meniscus lens having the convex surface facing toward an image, in this order starting from the object. The wide-angle lens system satisfies the condition 0.25<ΔH/(p3+p4)<0.06, where ΔH is the distance between the second principal point of the third lens and the first principal point of the negative fourth lens, when the focal length of the entire wide-angle lens system is normalized to 1.0; p3 is the power of the third lens when the focal length of the entire wide-angle lens system is normalized to 1.0; f3 is the focal length (p3=1/f3) of the third lens, when the focal length of the entire wide-angle lens system is normalized to 1.0; p4 is the power of the fourth lens, when the focal length of the entire wide-angle lens system is normalized to 1.0; and f4 is the focal length (p4=1/f4) of the fourth lens, when the focal length of the entire wide-angle lens system is normalized to 1.0.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009113667-A (JP)
Title: Vehicular steering device
Inventor: NITANO MASAHIDE
IPC: B62D5/04
Filed: 2007-11-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vehicular steering device restricted in the rotation quantity of a steering wheel, which is to be increased in the assist stop condition, to a value less than a preset allowable rotation quantity.  <P>SOLUTION: A transmission mechanism CM provided in this vehicular steering device comprises a planetary gear mechanism 90 and an output gear 12a, and rotation of an upper shaft 11 (a first shaft) is transmitted to a lower shaft 12 (a second shaft) at the same velocity or reduced velocity. A rotation restricting mechanism 100 makes a restricting member 103, which is integrally fixed to the upper shaft 11, and a solenoid pin 102 abut on each other so that a wiring unit provided in the steering wheel SH is not disconnected in response to an increase of the rotation quantity of the steering wheel SH when rotation of the upper shaft 11 (the first shaft) is transmitted to the lower shaft 12 (the second shaft), reducing velocity. With this structure, the rotation quantity of the upper shaft 11 (the steering wheel SH) can be surely restricted.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009116994-A (JP)
Title: Semiconductor storage device
Inventor: FUJIMOTO YUKIHIRO
IPC: G11C11/41
Filed: 2007-11-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor storage device which surely writes and reads data without increasing the number of bit lines.  <P>SOLUTION: The semiconductor storage device includes: a subarray 11 having a plurality of memory cells 12, each of which has a pair of memory nodes which are complementary to each other; and a memory cell array having the plurality of subarrays 11. A global bit line 30 is connected to one of the pairs of memory nodes of the plurality of memory cells 12 in the subarrays 11, and local bit lines 20 are connected to the other of the pairs of memory nodes of the plurality of memory cells 12 in the subarrays 11. The global bit line 30 is connected to the plurality of subarrays 11 as the common bit line, and the local bit line 20 is provided for each subarray 11.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008066748-A (JP)
Title: Printed-wiring board and semiconductor device
Inventor: KATAOKA TATSUO
IPC: C23F1/18
Filed: 2007-11-12
Abstract: <P>PROBLEM TO BE SOLVED: To lower an amount of metal remains derived from etching liquid, increase electric resistance value between wirings, and prevent migration, etc.  <P>SOLUTION: A printed-wiring board comprises a metal base layer and a conductive metal layer formed on at least one surface of an insulating film and a wiring pattern formed by selectively etching these layers through a plurality of etching processes, wherein an amount of metal remains derived from etching liquid on the printed-wiring board is ≤0.05 μg/cm<SP>2</SP>.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009121272-A (JP)
Title: Variable valve gear for internal combustion engine
Inventor: HARA SEINOSUKE
IPC: F01L13/00
Filed: 2007-11-13
Abstract: <P>PROBLEM TO BE SOLVED: To obtain optimal valve overlap with an exhaust valve by reducing change in valve opening timing during small valve lift control of an intake valve and secure a good combustion state.  <P>SOLUTION: This variable valve gear is provided with a control cam 26 fixed to the outer periphery of a control shaft 25 with the axial center P1 eccentric to the axial center P of a journal part 25b and serving as a rocking fulcrum of the rocker arm 15, and varies the valve lift amount of the intake valve 3 by changing the rocking fulcrum P1 of the rocker arm 15 by controlling the rotation of the control cam 26 via the control shaft 25. The rocking fulcrum P1'' of the rocker arm 15 during the small valve lift control of the intake valve 3 is positioned in a region outside an arc trajectory R around the control shaft 25 passing through the rocking fulcrum position P1' during maximum valve lift and inside an arc trajectory R1 around a journaling fulcrum H of an end part of the rocker arm 15 passing through the rocking fulcrum position P1' during maximum valve lift.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008146046-A (JP)
Title: Optical plate
Inventor: HSU TUNG-MING
IPC: G02F1/13357
Filed: 2007-11-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical plate capable of improving the usage rate of light beam.  <P>SOLUTION: In the optical plate formed by integrally molding a first transparent layer, a second transparent layer, and a scattering layer, the scattering layer includes a transparent resin arranged between the first transparent layer and the second transparent layer, and scattering particles distributed in the transparent resin; and a plurality of spherical recesses are formed on the outer surface of the first transparent layer, a plurality of truncated conical recesses are formed on the outer surface of the second transparent layer, and the thicknesses of the scattering layer, the first transparent layer and the second transparent layer are each 0.35 mm, or larger than 0.35 mm.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008179773-A (JP)
Title: Lubricating oil for bearing
Inventor: KAWAHARA YASUYUKI
IPC: C10N40/02
Filed: 2007-11-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide an organicacid ester-containing lubricating oil for bearing having basic requirements such as low viscosity, high viscosity index, heat resistance, lubricating properties, and low-temperature fluidity with good balance among them.  <P>SOLUTION: The lubricating oil contains an aliphatic carboxylic acid monoester represented by formula (1) and has kinematic viscosity of 5-15 mm<SP>2</SP>/s and a viscosity index of 100 or higher at 40°C. In formula (1), R<SP>1</SP>is a 7-11C linear or branched alkyl group; R<SP>2</SP>is a 1-13C linear or branched saturated alkyl group; X is a 2-4C linear or branched alkylene group; and n is an integer of 1-5, provided that, when n is 2 or greater, each X may be the same or different.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009110487-A (JP)
Title: Defect prevention system for processing device
Inventor: HIRAI KEIICHIRO
IPC: G06Q50/04
Filed: 2007-10-29
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the occurrence of defects by improving factors causing the defects prior to production.  <P>SOLUTION: The system includes a database which stores data of cause-specific past defect occurrence frequencies of each product: cause-specific defect prevention measures; a control means which automatically controls a processing device based on the defect prevention measures to improve factors causing the defects prior to production; product data and defect prevention measures called from the database; and a monitor which displays the data and defect prevention measures, and the production is performed after a person in charge of production checks the monitor. The processing device is automatically controlled based on the defect prevention measures to improve the factors prior to production. The processing device is manually processed based on the defect prevention measures to improve the factors causing failures prior to production.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009004353-A (JP)
Title: Solid oxide fuel cell
Inventor: OMORI MAKOTO
IPC: H01M8/12
Filed: 2007-11-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sheet body which is hardly deformed against external force caused by a pressure difference between fuel gas and gas including oxygen at the time of operating temperature in a compact solid oxide fuel cell wherein sheet bodies and support members are alternately laminated with each other.  <P>SOLUTION: The fuel cell 10 has a stack structure in which baked sheet bodies 11 (a laminated body including a solid electrolyte layer 11a, a fuel electrode layer 11b, and an air electrode layer 11c) and support members 12 for supporting the sheet bodies 11 are alternately laminated with each other. The sheet bodies 11 are warped downward (toward an air-electrode-layer side). A warp height gradually lessens in the course of temperature rise at start-up because of a magnitude relationship of thermal expansion coefficient among the layers in the sheet bodies 11 and that between the support member 12 and the sheet bodies 11, however, even when a working temperature (800 °C or the like) is reached, the sheet bodies 11 are still warped downward. The sheet bodies 11 become hardly deformed at the working temperature on the basis of presence of the warp.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009128774-A (JP)
Title: Encryption communication method, encryption device, decryption device, and program therefor
Inventor: ABE MASAYUKI
IPC: G09C1/00
Filed: 2007-11-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a public key encryption technology that uses a trapdoor one-way replacement function that is more efficient than the conventional art and secure against CCA (adaptive chosen-ciphertext attacks).  <P>SOLUTION: An encryption device divides an n-z bit (n>z≥k) plaintext m into a v-z bit (n>v-z≥2k) first plaintext m<SB>1</SB>and an n-v bit second plaintext m<SB>2</SB>, determines the bit coupling value of a z bit random number r and the first plaintext m<SB>1</SB>as a bit string t<SB>(0)</SB>, and determines the second plaintext m<SB>2</SB>as a bit string s<SB>(0)</SB>. When a round number R (R≥4) is an even number, the encryption device sequentially calculates, starting from i=0 to i=(R/2)-1, h<SB>(2×i+1)</SB>=H<SB>(2×i+1)</SB>(t<SB>(i)</SB>), s<SB>(i+1)</SB>=s<SB>(i)</SB>(+)h<SB>(2×i+1)</SB>, h<SB>(2×i+2)</SB>=H(<SB>2×i+2)</SB>(s<SB>(i+1)</SB>), t<SB>(i+1)</SB>=t<SB>(i)</SB>¾h<SB>(2×i+2)</SB>to create bit strings t<SB>(R/2)</SB>and s<SB>(R/2)</SB>, and creates a ciphertext u=f(y) wherein a trapdoor one-way replacement function is applied to their bit coupling value y.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009130836-A (JP)
Title: Emergency information receiving system, vehicle mounted apparatus, and car navigation apparatus
Inventor: TOMINAGA TAKEYUKI
IPC: G08B27/00
Filed: 2007-11-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an emergency information receiving system which notifies the passenger of a vehicle without missing emergency information such as Earthquake Early Warning, and improves the passenger's safety.  <P>SOLUTION: The emergency information receiving system includes a mobile terminal 102 which is capable of receiving information including the Earthquake Early Warning, and a vehicle mounted apparatus 107 which provides the information to the passenger of vehicle with display or sound, wherein the mobile terminal 102 has a control means 104 to control the information, and a first connecting means 105 which transmits the information from the mobile terminal 102 to the vehicle mounted apparatus 107, the vehicle mounted apparatus 107 has a second connecting means 108 which receives the information from the mobile terminal 102, and an output means 110 which outputs the information with display or sound, and when receiving the Earthquake Early Warning, the mobile terminal 102 transmits the Earthquake Early Warning to the vehicle mounted apparatus 107, and outputs with the output means 110.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009129851-A (JP)
Title: Horizontally striped fuel battery cell, cell stack, and fuel battery
Inventor: KOI MAKOTO
IPC: H01M8/02
Filed: 2007-11-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel battery cell having high reliability, capable of preventing breakage of the fuel battery cell by reducing gas concentration difference in the length direction of the horizontally striped fuel battery cell and suppressing temperature difference caused by combustion.  <P>SOLUTION: The horizontally striped fuel battery cell 10 is formed by juxtaposing a plurality of power generation elements 13 each formed by laminating an inside electrode, a solid electrolyte and an outside electrode on the surface of an electrically insulating porous supporting substrate having a plurality of gas passages in the inside, and electrically connecting the inside electrode of the power generation element 13 and the outside electrode of other power generation element 13 adjacent to the power generation element 13, and the gas passage is composed of a first gas passage 12a and a second gas passage in which gas flow directions are mutually opposite.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009131306-A (JP)
Title: Game machine
Inventor: WAKABAYASHI TAKAYUKI
IPC: A63F5/04
Filed: 2007-11-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine permitting swift attachment/detachment of a protection cover.  <P>SOLUTION: A cover of such a shape and size as to almost fill the space surrounded by a side panel 43 on one side of a casing 2, a back panel 44, a reel pedestal 45 and a hopper device 20 above a power supply device 9 is adopted as the protection cover 30 for protecting a cable for feeding the electric power, a connector socket and a connector plug from a linear implement, etc. inserted from outside the casing 2 and for preventing this fraudulence. Consequently, the protection cover 30 can be completely fixed only by disposing the protection cover 30 on the power supply device 9 and locking a locking pawl in the protection cover 30 with a locking hole formed on the reel pedestal 45, and therefore, the protection cover 30 can be swiftly attached/detached.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009135224-A (JP)
Title: Insulated gate bipolar transistor
Inventor: OKADA KIKUO
IPC: H01L29/739
Filed: 2007-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem wherein a switching characteristic has variations in an IGBT of an NPT structure.  <P>SOLUTION: In this IGBT, in a region A covered with an interlayer insulating film 9, a base region 4 of a first conductivity type and an emitter region 7 of a second conductivity type are formed, and in a region B, the base region 4 is not formed. A floating state does not occur in the region B thereby.  <P>COPYRIGHT: (C)2009,JPO&INPIT