baber/WOPTO huggingface dataset:
Patent JP-2010013890-A (JP)
Title: Side ditch
Inventor: UEDA MANABU
IPC: E03F5/04
Filed: 2008-07-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a side ditch with a cover member, which excels in drainage performance of rainwater etc., and hardly causes, clogging of an opening of the cover member with deposit of foreign matters without performing a cleaning work.  <P>SOLUTION: A recessed channel is vertically formed in a longitudinally middle part of a side face of the cover member 2 to obtain a rainwater falling port 7. An inclined lower face 12 is formed under the side face of the cover member away from the rainwater falling port, in a manner of inclining downward to the width directional center of the cover member so that it can be placed on a supporting part 5, and an engaging projection 13 is formed between the inclined lower surface and the rainwater falling port. A fitting space 14 having an open top and a platform face 11 serving as the bottom is formed at an upper inside part of each of two sidewall parts 4 under the rainwater falling port and between two supporting parts spaced away in a flow down direction in a flow passage. A linear projecting part 16 having the platform face serving as the upper surface is formed below the fitting space and the supporting part in the state of being integrated with the supporting part in the longitudinal direction of the sidewall part. A rainwater introducing opening 6 communicating with the fitting space from an outside surface of the sidewall part is formed in at least one of the two sidewall parts, and the rainwater introducing opening opens laterally toward the platform face of the fitting space.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2008250350-A (JP)
Title: Optical connector
Inventor: FUJIWARA KUNIHIKO
IPC: G02B6/42
Filed: 2008-07-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical connector capable of being inserted into a connector holder disposed on a circuit substrate without being tilted and capable of being removed from the connector holder.  <P>SOLUTION: An optical fiber (15) is fixed on a main body part (14b), the main body part (14b) of the optical connector is inserted into and removed from the connector holder (13) disposed on the circuit substrate (11). The optical connector (14) is characterized in that four recessed parts (14v) are provided on the connected face of the main body part (14b) facing to the circuit substrate (11).  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2010019165-A (JP)
Title: Twin-shaft gas turbine
Inventor: NANATAKI KENJI
IPC: F02C3/10
Filed: 2008-07-10
Abstract: <P>PROBLEM TO BE SOLVED: To effectively resolve resonance problems in a twin-shaft gas turbine, associated with changes in a rotation speed of a gas generator shaft.  <P>SOLUTION: The twin-shaft gas turbine 1, which has a gas generator 2 including a compressor 7, a combustor 8 and a high-pressure turbine 9, is configured to make a first control mode and a second control mode selectively usable concerning control of the gas generator. In addition, in the first control mode, an IGV opening in the compressor is adjusted based on a corrected rotation speed of the gas generator shaft, and in the second control mode, the IGV opening is adjusted to maintain a constant rotation speed of the gas generator shaft. Further, the first control mode is used in starting, in stopping and during low load operation wherein a load is of a specific or lower magnitude, and the second control mode is used under operational states other than those to which the first control mode is used.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010018491-A (JP)
Title: Hydraulic composition and structure
Inventor: SAWABE NORIHIKO
IPC: C04B28/14
Filed: 2008-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hydraulic composition having excellent handling property (usable time), trowel workability and quick hardening property-early strength development when mortal finishing is carried out by plastering workers in building construction and to particularly provide the hydraulic composition which is used for filling recessed parts or gaps on the base surface of a structure such as various buildings and is excellent in trowel workability, facing-up workability, quick hardening property and dimensional stability.  <P>SOLUTION: The hydraulic composition contains a hydraulic component containing alumina cement, and a resin component and inorganic powder and does not contains fine aggregate and a fluidizing agent. Hydraulic mortar prepared by mixing and kneading the hydraulic composition with water, has a flow value of 55-90 mm, measured by a flow test based on JASS 15M-103.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010020860-A (JP)
Title: Semiconductor device
Inventor: IWATA KAZUYA
IPC: H01L27/112
Filed: 2008-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device having a memory circuit of which multifunctionality is achieved by a simple configuration.  <P>SOLUTION: Each of a plurality of memory cells includes: first and second inverter circuits, to which the input and output cross-connected to first and second memory nodes are respectively connected; first and second switches MOSFET respectively prepared between the first/second memory nodes and first/second input/output terminals; and a third switch MOSFET prepared between the first memory node and a third memory node. In the first and second memory nodes, the write and read of a first memory information from the first and second input output terminals are attainable. In the third memory node, a power source voltage or grounding potential is regularly supplied corresponding to a second memory information. The memory information of the third memory node is conveyed to the first and second memory nodes by turning on the third switch MOSFET. The read from the first and second terminals is attained through the first and second switches MOSFET.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010024284-A (JP)
Title: Method for crystallizing thermoplastic copolymer
Inventor: SATO TAKESHI
IPC: C08J3/12
Filed: 2008-07-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for crystallizing a thermoplastic copolymer, in particular a copolyester, by which a thermoplastic copolymer having inferior crystallinity can be sufficiently crystallized without affecting productivity.  <P>SOLUTION: The method for crystallizing a thermoplastic copolymer in a pellet form includes a step of supplying the pellet subjected to a crystallization process in a crystallization device 1 to a vertical container 2, which can be heated and has a supply port in an upper part and a discharge port in a lower part, and retaining the pellets for 70-180 minutes/ton in hot air at 110-150°C circulated at an airflow rate of 1.0-2.0 m<SP>3</SP>/minute/ton in the vertical container 2, and discharging the material to a succeeding step. The thermoplastic copolymer is preferably a copolymer polyester having a melting point of 210-250°C.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010029044-A (JP)
Title: Motor controller
Inventor: FUKUE TAKASHI
IPC: H02P27/08
Filed: 2008-07-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a motor controller which solves problems with conventional motor controllers where a rectifying circuit for rectifying a single-phase alternating-current power supply is required because switching elements provided in an inverter main circuit are constituted of switching elements for current control in single direction and conversion loss is generated while converting power from alternating-current power to direct-current power.  <P>SOLUTION: The motor controller includes switching elements to current-control the single-phase alternating-current power supply 1 in both directions by a single element and includes no rectifying circuit which includes the inverter main circuit 4 to drive a motor 3 by an alternating-current output of variable voltage/variable frequency obtained by direct switching in both directions and a control means 5 to control an entire operation.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010032649-A (JP)
Title: Image forming device
Inventor: KATO SHUICHI
IPC: G03G15/00
Filed: 2008-07-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming device determining positions of an exposure member and a photoreceptor with a high degree of precision.  <P>SOLUTION: The image forming device includes: a photoreceptor drum 52; a long LED head 41 disposed facing the photoreceptor drum 52 on which light emitting parts (LED) that emit light are aligned; and a process frame 51 that supports the photoreceptor drum 52. A columnar positioning protrusion 62 that extends along the direction of the optical axis of the light from the light emitting parts is formed on the process frame 51. A groove-like positioning concave part 43 having a V-shaped cross section engagement surface 43A that can engage with a lateral side 62B of the positioning protrusion 62 is formed on the LED head 41. The image forming device is further provided with: a leaf spring 63R for biasing the engagement surface 43A (LED head 41) toward the positioning protrusion 62.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010032671-A (JP)
Title: Arrayed waveguide grid
Inventor: NARA KAZUTAKA
IPC: G02B6/12
Filed: 2008-07-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an arrayed waveguide grid which is hardly influenced by a manufacturing process and in which loss uniformity is improved without increasing the size of a circuit.  <P>SOLUTION: The arrayed waveguide grid 10 includes: input waveguides 11<SB>1</SB>to 11<SB>5</SB>; an input slab waveguide 12; n output waveguides 13<SB>1</SB>to 13<SB>n</SB>; an output slab waveguide 14; and an arrayed waveguide 15. Void parts 17<SB>2</SB>to 17<SB>n-1</SB>are formed on the output waveguides 13<SB>2</SB>to 13<SB>n-1</SB>except the output waveguides 13<SB>1</SB>and 13<SB>n</SB>located on both ends of the output waveguides 13<SB>1</SB>to 13<SB>n</SB>, respectively, so that the loss is larger on the output waveguides nearer to the central side. The sizes of the void parts 17<SB>2</SB>to 17<SB>n-1</SB>are larger on the output waveguides nearer to the central side among the output waveguides 13<SB>2</SB>to 13<SB>n-1</SB>.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010031315-A (JP)
Title: Low alloy type ferritic stainless steel for automotive exhaust system member having excellent corrosion resistance after heating
Inventor: HIRAIDE NOBUHIKO
IPC: F01N13/16
Filed: 2008-07-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low alloy type ferritic stainless steel for an automotive exhaust system member which has corrosion resistance after heating more excellent than that of SUH409L(11Cr series) and has workability more excellent than those of AISI439(17Cr series) and is low in cost.  <P>SOLUTION: There is disclosed the low alloy type ferritic stainless steel for the automotive exhaust system member having excellent corrosion resistance after heating, which has a composition comprising, by mass, ≤0.015% C, 0.05 to 0.50% Si, 0.05 to 0.50% Mn, ≤0.050% P, ≤0.0100% S, ≤0.015% N, 0.020 to 0.100% Al and 12.5 to 16.5% Cr, and further comprising one or two kinds selected from 0.03 to 0.30% Ti and 0.03 to 0.30% Nb, and the balance Fe with inevitable impurities, and in which A value defined by formula (1)A=[Cr]+[Si]+0.5[Mn]+10[Al] is ≥13.0.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010035352-A (JP)
Title: Device for estimating rotor position of synchronous electric motor
Inventor: AKIYAMA MASAHIKO
IPC: H02P21/18
Filed: 2008-07-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device for estimating the rotor position of a synchronous electric motor, capable of highly accurately estimating the rotor position by comparatively simple calculation processing without using a position sensor when the motor stops and in a low-speed operation area.  <P>SOLUTION: The position estimating device includes: a position estimation error acquiring section 14 for calculating a current estimation deviation Δi<SB>γδ</SB>as a deviation between an estimation current i<SB>γδ</SB>_M calculated by applying a command voltage v<SB>γδ</SB>_c2 including a voltage component for detection whose magnitude changes depending on time elapse to a current equation of a motor 40, and an actual current i<SB>γδ</SB>when a voltage corresponding to the command voltage v<SB>γδ</SB>_c2 is applied to the motor 40, and obtaining a positional estimation error Δθ<SB>e</SB>as a deviation between an actual value of the rotor position and an estimation value on the basis of the current estimation deviation Δi<SB>γδ</SB>; and a rotor position estimating section 15 for updating the rotor position estimation value θ<SB>e</SB>of the motor 40 and the angle speed estimation value ω<SB>e</SB>_e so as to solve the position estimation error Δθ<SB>e</SB>.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010032140-A (JP)
Title: Pellet fuel and structure for high output pellet burner
Inventor: INOUE ISAO
IPC: F23B30/04
Filed: 2008-07-30
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem that, since there is no vegetable fuel in place of A-heavy oil mainly used at present as fuel in a boiler for a heat source etc., the A-heavy oil which is fossil fuel is necessarily used, thus causing the emission of CO2.  <P>SOLUTION: In a device for generating a heat source in place of conventional A-heavy oil, a vegetable residue and waste materials are solidified and molded by 20-30% of waste plastic and treated to form pellets. By burning the pellets while supplying air by a rotation type pellet burner having a double structure, a high heat quantity can be generated and the emission of CO2 can be reduced.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010031195-A (JP)
Title: Ink jet recording photocurable ink composition and its recorded matter
Inventor: MIZUTAKI YUSUKE
IPC: C09D11/00
Filed: 2008-07-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photocurable ink composition for ink jet recording having excellent ink properties and safety improved by means of raising a flash point.  <P>SOLUTION: A photocurable ink composition for ink jet recording comprises at least a polymerisable compound having a flash point, an initiator, and water, wherein the polymerisable compound has at least one hydroxy group and is at least one type selected from the group consisting of alkylene glycol monoallyl ether and alkylene glycol monovinyl ether, and the water content is 5-20 mass%.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009060093-A (JP)
Title: Semiconductor device
Inventor: YOSHINO TOMOYUKI
IPC: H01L23/50
Filed: 2008-07-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device, in which an island with a semiconductor chip mounted thereon will never be separated from mold resin and does not fall out of the same.  <P>SOLUTION: In order to raise adhesiveness between a lead frame of the island and the mold resin, crushing work is applied on the outer peripheral part of the island to provide an external rim part and form so that the cross-sectional configuration will become a T-shape and, at the same time, a plurality of cutting works are applied on the parts where the plurality of cutting works are applied so that the front surface of the island is penetrated to the backside of the island and the mold resin will pinch the part where the crushing work of the island is applied so as to cover the same part, thereby raising the adhesiveness.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2010040220-A (JP)
Title: Illumination system
Inventor: IDE KATSUYUKI
IPC: H05B37/02
Filed: 2008-07-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a marker light system where a plurality of LEDs can be turned on with a constant current according to a predetermined brightness ratio while power load at an FET (Field-Effect Transistor) is reduced.  <P>SOLUTION: The lighting system includes a main power supply unit 17 by which an output voltage from an AC constant current power supply capable of switching output currents correspondingly to a predetermined brightness ratio is converted into a constant voltage for supply to a power supply unit 15. The lighting system includes a current detecting unit 18 for detecting an output current of the AC constant current power supply. The lighting system includes a constant current circuit portion 19 by which a driving current supplied from the main power supply unit 17 to the light source unit 15 is converted into a constant current as the resistance value of an FETQ2 varies, so that light emitted from the light source unit 15 achieves the predetermined brightness ratio. The constant current circuit portion 19 includes a current limiting circuit 28 having an FETQ 2 whose resistance value varies depending on the detection outputs of a resistor R11 and the current detecting unit 18 detecting a current flowing in the light source unit 15, the voltage of the current limiting circuit being held constant by the main power supply unit 17. As power load at the FETQ 2 is reduced, the plurality of LEDs 14 can be turned on according to the predetermined brightness ratio.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010038683-A (JP)
Title: Angular velocity sensor
Inventor: ONO MAKOTO
IPC: G01C19/5614
Filed: 2008-08-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide an angular velocity sensor capable of detecting a temperature of an area near a vibrator, without disposing any temperature sensor near the vibrator.  <P>SOLUTION: In the angular velocity sensor, a temperature detecting means 47 is disposed as a subsequent stage of a drive circuit 29, which includes a rectifier 48 for inputting an output signal of a drive control circuit 35, a smoothing circuit 49 for inputting an output signal of the rectifier 48 and a differential amplifier 51 for comparing the output signal of the smoothing circuit 49 with a reference voltage 50 and outputting their differential value.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010039814-A (JP)
Title: Input device
Inventor: YUKI KAHEITA
IPC: G06F3/0354
Filed: 2008-08-06
Abstract: <P>PROBLEM TO BE SOLVED: To prevent pains in user's cervix and shoulder girdles due to his or her long-time computer operation.  <P>SOLUTION: An input device (1) connected to a computer (2) together with a keyboard (3) includes switches (17 and 18) which are mounted in the cervix or shoulder girdles of a user (6) of the computer (2) and are capable of performing an input operation to the computer (2) by movement of one of the cervix and the shoulder girdles of the user (6). In particular, the switches (17 and 18) have peripheries coated with elastic members (23 and 24) and are supported by a neck hanger (7) to be hung on the cervix of the user (6) and are arranged on both of right and left sides of the cervix of the user (6) or both of right and left shoulder girdles of the user (6) and furthermore serve as right and left click buttons (22 and 21) of a mouse (4) connected to the computer (2).  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010036818-A (JP)
Title: Console box
Inventor: YOSHIMOTO MASAYUKI
IPC: B60R7/04
Filed: 2008-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a console box capable of improving usability.  <P>SOLUTION: The console box 10 includes: a console body 20 in which an opening for a body 23 is formed; and an upper tray 30 for openably and closably covering the opening for the body 23. A concave part 302 being concave at a side opposite to the upper tray 30 which is positioned to close the opening 23 is formed at the end 300 of the opening for the body 23. A clip part 305 capable of grasping a cable 301 is provided in the concave part 302.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010048854-A (JP)
Title: Filter for display
Inventor: SOFUE SHOJI
IPC: G02B1/11
Filed: 2008-08-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a filter for a display, in which a functional surface layer including a light absorbing function is directly layered on a conductive layer, so that reflection and scattering of external light due to the meshed conductive layer, which are problems peculiar to a technique for coating one base material, are suppressed, and degradation in contrast is suppressed.  <P>SOLUTION: The filter for the display has the meshed conductive layer on a transparent base material and the functional surface layer arranged directly on the meshed conductive layer. The functional surface layer contains a black particle and has at least one function selected from a group composed of a hard coat function, an antiglare function, an antireflection function, and an antifouling function.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010048328-A (JP)
Title: Angular contact ball bearing, double-row angular contact ball bearing, and roller bearing
Inventor: KAWAMURA MITSUO
IPC: F16J15/3252
Filed: 2008-08-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an angular contact ball bearing, a double-row angular contact ball bearing, and a roller bearing, capable of reducing torque, preventing leakage of grease, improving an dust proofing property, and saving the space simultaneously and inexpensively.  <P>SOLUTION: The angular contact ball bearing has a recess as a grease scraping prevention means in a crown-shaped retainer 5. A scraping amount of the grease adhered to a ball 4 is reduced at an inside surface 5d of the retainer 5. In a seal member 6, the grease is sealed by a labyrinth seal Ls formed by an auxiliary lip 8d and a contact seal S1 formed by a main lip 8c so as to prevent the grease from leaking to the outside.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010048176-A (JP)
Title: Cooling water passage structure of two-cycle engine
Inventor: YAGI SHINTARO
IPC: F01P3/02
Filed: 2008-08-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cooling water passage structure of a two-cycle engine capable of effectively cooling the vicinity of an exhaust port, and capable of achieving miniaturization and high output of an engine.  <P>SOLUTION: A cooling water jacket 72 of the engine 19 is provided with a cooling water passage subsequently communicated with a water jacket 74 formed in a cylinder head 30, a water jacket 75 formed in the vicinity of an upper part of the exhaust port 62 of an exhaust manifold 61, a water jacket 76 formed in the vicinity of a lower part of the exhaust port 62 of the exhaust manifold 61, a water jacket 77 formed in the vicinity of a boost port 58 of a cylinder 29, and a water jacket 78 formed between a crankcase upper 31 and a crankcase lower 32.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010048353-A (JP)
Title: Clutch mechanism, reduction gear with clutch, and motor with reduction gear
Inventor: NEGISHI SATORU
IPC: F16D43/26
Filed: 2008-08-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a clutch mechanism, a reduction gear with a clutch, and a motor with a reduction gear, capable of positively obstructing the rotation of a driven rotating body by external force as well as realizing stable operation.  <P>SOLUTION: The clutch mechanism, the reduction gear with the clutch, and the motor with the reduction gear are equipped with a worm wheel 16 to which the rotation of an electric motor is input, a drive plate 41 which outputs the rotation of the electric motor, and a lock plate 38 disposed between a casing 11 and the drive plate 41. They are composed such that, when the worm wheel 16 is rotated, the drive plate 41 and the lock plate 38 are rotated at the same time by the worm wheel 16, and when the drive plate 41 is rotated before the worm wheel 16, the lock plate 38 is pressed along an axial direction of the drive plate 41 toward a casing 11 side by the drive plate 41, and rotation of the drive plate 41 is obstructed by frictional force between the lock plate 38 and the casing 11 caused by this.  <P>COPYRIGHT: (C)2010,JPO&INPIT