baber/WOPTO huggingface dataset:
Patent JP-2007321726-A (JP)
Title: Screw compressor
Inventor: TANAKA EITARO
IPC: F04C18/16
Filed: 2006-06-05
Abstract: <P>PROBLEM TO BE SOLVED: To effectively inhibit generation of negative pressure in a combustion chamber in a screw compressor having a suction port provided in a radial direction of a rotor.  <P>SOLUTION: The screw compressor is provided with: a housing 6 including a suction port 6a and a delivery port 6b; and a pair of rotors 1, 2 arranged in an inner space of the housing 6 and having spiral teeth meshing each other, has a compression chamber compressing gas sucked from the suction port 6a by rotation of the pair of rotors around rotary shafts 1a, 2a formed in an inner space, and delivers compressed gas from the delivery port. Communication paths 6c, 6d, 11 establishing communication between the suction port 6a and the compression chamber communicating to the suction port 6a, are provided on the housing 6 to make gas sucked in the communication path from the suction port 6a flow in a rotor axial direction. A section 6d communicating to the compression chamber communicating to the suction port 6a is formed in parallel with an axial direction of the rotors 1, 2.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007329191-A (JP)
Title: Process for fabricating semiconductor laser
Inventor: SAGA NORIHIRO
IPC: H01L21/205
Filed: 2006-06-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a process for fabricating a semiconductor laser in which the interface of a GaAs semiconductor region and an InGaAs semiconductor region can be made more steep.  <P>SOLUTION: A GaAs region 37 is grown on a first group III-V compound semiconductor 35 at a substrate temperature in the range of 530-600°C. After growing a GaAs region 37a, temperature is altered to a range of 450-490°C without supplying a film deposition material. After altering that temperature, a GaAs thin film 37b is grown. Thereafter, a well layer 39 composed of a second group III-V compound semiconductor containing indium is grown on the GaAs thin film 37b using molecular beam epitaxy. The GaAs thin film 37b is thicker than the GaAs region 37a.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007326201-A (JP)
Title: Work supplying device
Inventor: NEMOTO SHUICHI
IPC: B23Q7/00
Filed: 2006-06-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compact, inexpensive work supplying device.  <P>SOLUTION: Guide rails 14, 14 are moved upward, and an engaging protrusion 16 of moving members 15, 15 is engaged into an engaged portion 1a of a front pallet 1A, thereby lifting the pallet 1A from a turn table 10. Next, the moving member 15 is moved to guide the pallet 1A into a machine tool, thereby supplying work 2A. Then, the guiding rails are moved downward to disengage the engaging protrusion 16 from the engaged portion 1a, and the moving member 15 is retracted to return to an original position. The turn table 10 is rotated 180 degrees so as to move a rear pallet on which the work is disposed to a front side.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007335989-A (JP)
Title: Circularly polarized antenna device
Inventor: TSUTSUMI YUKAKO
IPC: G06K7/10
Filed: 2006-06-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a circularly polarized antenna device having a high axial ratio and a wideband frequency characteristics in the maximum radiation direction with a simple configuration.  <P>SOLUTION: A first monopole conductive element 30A nearly orthogonally crosses a second one 30B, and they are arranged while their respective opening ends approach. A first conductive baseplate formed at the side of the first monopole conductive element from a straight line in the conductive baseplates, and the first monopole element; and then a second conductive baseplate formed at the side of the second monopole conductive element from the straight line in the conductive baseplate, and the second monopole conductive element; are formed nearly symmetrically to the straight line that passes between the opening ends of the first and second monopole conductive elements, and passes through the center of a conductive baseplate 20.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007333998-A (JP)
Title: Automatic map generating device
Inventor: UNUMA MUNETOSHI
IPC: G01C21/00
Filed: 2006-06-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device that automatically generates map information based on sensed feature attribute information.  <P>SOLUTION: Map information is generated by matching the positional information of a moving body to attribute information of features sensed according to the movement of the moving body. According to the present invention, a map that matches positional information of a moving body to feature attribute information can be automatically generated by the movement of the moving body to which the automatic map generating device is attached, for example, by a person who walks around.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007333158-A (JP)
Title: Hydrogen storage tank
Inventor: HIROSE KATSUHIKO
IPC: F17C11/00
Filed: 2006-06-16
Abstract: <P>PROBLEM TO BE SOLVED: To prevent degradation of hydrogen storage/release speed and a hydrogen storage/release amount caused by a temperature change in a flow passage of a heat medium exchanging heat with a hydrogen storage alloy.  <P>SOLUTION: Hydrogen storage alloys MH1, MH2, MH3 are arranged so that equilibrium pressure is higher toward a downstream side from an upstream side in an LLC (long-life coolant) flow direction in a heat exchange tube 12 through which LLC as a heat medium flows.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007335792-A (JP)
Title: Thin-film solar cell
Inventor: NEGAMI TAKAYUKI
IPC: H01L31/04
Filed: 2006-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thin-film solar cell having a band structure ideal for improving the energy conversion efficiency.  <P>SOLUTION: The thin-film solar cell 10 is provided with light absorbing layers 13a, 13b each made of a chalcopyrite structure semiconductor. The light-absorbing layers 13a, 13b include a first semiconductor layer 13a, made of CIGS and a second semiconductor layer 13b made of CIAS. In the first semiconductor layer 13a, a band gap becomes smaller, the closer it comes to the second semiconductor layer 13b. The second semiconductor layer 13b has a band gap larger than the smallest band gap in the first semiconductor layer 13a. A double grated band gap is formed of the first and second semiconductor layers 13a, 13b.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007005310-A (JP)
Title: Electric connector
Inventor: MORELLO JOHN R
IPC: H01R13/42
Filed: 2006-06-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric connector whose terminal will not be pulled out of a connector main body.  <P>SOLUTION: The electric connector is contains a connector main body and an electric terminal. A cavity to accommodate the terminal is formed in the connector main body. The cavity is formed partially by a wall. A locking member is extended from the wall into the cavity. A flexible beam is extended in the cavity facing the wall. A terminal stabilizer member of a cantilever type is extended into the cavity from the flexible beam. When the terminal is accommodated in the cavity, the flexible beam contacts the terminal to push it against the wall and the locking member gets engaged with the terminal so as not to have it return to the outside of the cavity through an opening, and the terminal stabilizer member contacts the terminal and prevent a rotation movement of the terminal in the cavity.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008004416-A (JP)
Title: Heating cooker
Inventor: NODA TAKAMITSU
IPC: H05B6/66
Filed: 2006-06-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heating cooker capable of making a circuit constitution small-scale in the case of having a frequency conversion circuit to drive a heating means and a circuit to charge a secondary battery as an auxiliary power supply.  <P>SOLUTION: A microwave oven is provided with the secondary battery 34 to be used as an auxiliary power supply, and an output destination of a high frequency current formed by an inverter circuit 47 is switched to a driving circuit 52 of a magnetron 11 and a charging circuit 36 of the secondary battery 34 via a switch 54.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007276438-A (JP)
Title: Optical information recording medium and method for recording information
Inventor: TAKAHASHI KEITA
IPC: G11B7/2478
Filed: 2006-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical information recording medium capable of well performing high density recording and reproducing of information performed by laser light irradiation with a wave length of ≤440 nm, and having good optical storing properties, and to provide a method for recording the information on the optical information recording medium.  <P>SOLUTION: The optical information recording medium has a recording layer capable of recording the information by the laser light irradiation with a wave length of ≤440 nm on a substrate. The optical recording information medium is characterized in that the recording layer comprises a coloring matter having at least two coloring matter residues independently in the molecule and these coloring matter residues bind together without placing a conjugated bond between them. In addition, the method for recording the information is characterized in that the information is recorded by irradiating the optical information recording medium with the laser light with the wave length of ≤440 nm.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008008033-A (JP)
Title: Apparatus for propelling pipe member and the like
Inventor: KASAI YASUHIRO
IPC: E21D9/06
Filed: 2006-06-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for propelling a pipe member and the like, which dispenses with provision of large construction equipment, and eliminates large-scale traffic regulations during execution of construction work.  <P>SOLUTION: The apparatus is formed of: an inner casing 14 which is inserted into a propelling pipe (pipe member) 13a to be embedded in the ground, in a manner securing a gap with respect to the same; an excavation head 15 exposed from a front end of the propelling pipe 13a and having an ejection port for ejecting excavating water; a small-diameter propeller 16 for propelling the pipe member 13 and the inner casing 14 into the ground by applying a rotational force and a propelling force to a rear end of the propelling pipe 13a; a mount 22 for bearing the small-diameter propeller 16 when a propelling direction of the pipe member 13a by the small-diameter propeller 16 is set toward a vertically downward direction; and a feed water pipe which is connected to the inner casing 14 in one piece by welding or the like, inserted into the propelling pipe 13a without abutting on an internal periphery of the same, and functions to feed the excavation water to the ejection port of the excavation head 15.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008007823-A (JP)
Title: Device for cleaning inside of snout for hot-dipping bath
Inventor: TAKAHASHI ICHIRO
IPC: C23C2/00
Filed: 2006-06-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device capable of suppressing any quality abnormality of a strip caused by ashes deposited on an inner wall surface of a snout of a hot dipping line.  <P>SOLUTION: A steel strip A guided to a sink roll P2 installed in a molten metal in a hot dipping bath P1 is introduced diagonally from an upper part to a lower part while being surrounded by a snout P4, and then guided upwardly. A pair of a discharge port and a suction port, a discharge conduit and a suction conduit are provided so as to generate a liquid flow in a vicinity of the steel strip A along its width direction in a liquid surface in the snout P4. The discharge conduit rises vertically or in a state close thereto. In a horizontal section of the snout P4 surrounding the steel strip A, an inlet side wall facing an outlet side wall close to a part in which the steel strip A rises and goes out from the bath P1 rises in a substantially vertical manner from a lower end close to a molten metal level so as to ensure a space around a riser part of the discharge conduit at a part close to the discharge conduit.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008015560-A (JP)
Title: Laser pointer position determination system and laser pointer position determination method
Inventor: MIZUNO KIMIYASU
IPC: G06F3/041
Filed: 2006-06-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laser pointer position determination system for correctly detecting the irradiation position with a laser pointer on a projection image by a projector even when brightness varies at a screen installation site.  <P>SOLUTION: Before presentation is started, a pointer position determination threshold (Thresh) is set by adding a margin component (10%) to a difference value (Dat<SB>W</SB>-Dat<SB>B</SB>) between a pixel brightness average value (Dat<SB>W</SB>) of photographed image data by a camera part 15 with an entire white image G projected on a screen 12 by a projector 13 and a pixel brightness average value (Dat<SB>B</SB>) with an entire black image G projected thereon. Then, at every photographic transfer process by a fixed frame rate (30 frames/sec) by the camera part 15, image data is calculated for a difference between photographed image data for a current (latest) frame and photographed image data for the last frame (one frame earlier), and a pixel position where the predetermined threshold (Thresh) is exceeded is determined, for instance, as an irradiation position P during moving by a laser pointer 17.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008015187-A (JP)
Title: Positive photosensitive resin composition, method for producing thin film pattern, and semiconductor device
Inventor: AZUMA KENICHI
IPC: H01L21/027
Filed: 2006-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a positive photosensitive resin composition which allows curing reaction to proceed in an unexposed portion and interrupts the progress of curing reaction in an exposed portion by reliable neutralization of an acid and a base, when selectively exposed to light through a photomask and heat-treated, so that a thin film pattern excellent in pattern profile can be obtained, a method for producing a thin film pattern using the same, and a semiconductor device.  <P>SOLUTION: The positive photosensitive resin composition comprises a condensate of an alkoxysilane, an acid generator (A) which generates an acid upon irradiation with light or radiation, molecular weight is in the extent of 150 to 1000 and a thermal base generator (B) which generates a base by the action of heat. The method for producing a thin film pattern 1C using the same and the semiconductor device are also provided.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008012434-A (JP)
Title: Method for producing silicone structure with deoxyribonucleic acid complex immobilized thereon and silicone structure obtained by the same
Inventor: MAKI YASUYUKI
IPC: B01J20/26
Filed: 2006-07-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing in large quantities a silicone structure on which a DNA complex having aromatic compound sorbability is immobilized and which is provided with physical strength and elasticity, and the silicone structure obtained by the same.  <P>SOLUTION: The method for producing the silicone structure with the DNA complex immobilized thereon comprises the steps of: forming the DNA complex 13 by mixing an aqueous solution containing a DNA 11 with an aqueous solution containing an amphiphilic molecule 12; preparing a DNA complex solution 16 by dissolving the formed DNA complex in an organic solvent 14; immersing a silicone 17 having a net structure into the prepared DNA complex solution so that the DNA complex and the solvent are taken into the net structure of the silicone and the silicone is swollen; and fixing the DNA complex in the net structure of the silicone by removing the solvent from the swollen silicone.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008017629-A (JP)
Title: Brush for small motor
Inventor: SUZUKI YOSHIMI
IPC: H02K13/00
Filed: 2006-07-06
Abstract: <P>PROBLEM TO BE SOLVED: To inhibit the generation of a variation with time in contact pressure during a time passage with attention placed on a metallographic structure of a brush material and a surface improvement device, and to prevent the surface from generating abrasion by reforming the surface by plating, because the service life of a small motor is seriously affected by characteristics of a rectifier and a brush used for feeding electric power to the motor.  <P>SOLUTION: In a conventional brush process method, the brush is processed in an orthogonal direction to a rolling direction for the efficient use of a material, a wire is used as a material to align the metallographic structure of the brush in a longitudinal direction, and a desired metallographic structure is provided by rolling the wire, and a motor with a much longer service life than before by plating the surface of the material rolled in the longitudinal direction with palladium.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007278682-A (JP)
Title: Mildewproof device
Inventor: OZEKI SHIGENOBU
IPC: F26B21/00
Filed: 2006-07-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mildewproof device efficiently utilizing adsorbing capacity of an adsorbing material to maintain relative humidity in a bathroom to low humidity that can suppress the propagation of mold, with low input electric energy.  <P>SOLUTION: The mildewproof device comprises a rotating moisture adsorbing member, a first air blowing device forming a stream in a circulating line, a second air blowing device forming a stream in a delivery line, a heating device, a humidity detecting means, and a control device. The second air blowing device is disposed downstream of the moisture adsorbing member in the delivery line. After dehumidifying operation is performed, the heating device and the second air blowing device are stopped, while the operation of the first air blowing device is continued, and further dehumidification is performed utilizing the unsaturated state of moisture adsorbing capacity of the moisture adsorbing member.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007017980-A (JP)
Title: Optical device with refractive and diffraction characteristics
Inventor: LAW BENJAMIN PAIN-FONG
IPC: G03F7/00
Filed: 2006-07-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an economical manufacturing technology, which can manufacture a lens that can withstands manufacturing processes at high temperatures, and which can control the shape and height of the lens.  <P>SOLUTION: An optical device is so controlled as to provide refraction and diffraction characteristics. A first discrete relief structure has a curved surface for providing the refraction characteristics, and a second discrete relief structure has a minute step for providing the diffraction characteristics. The optical device is manufactured by photolithography, using materials of rather high viscosity e.g., polymers or epoxy-based materials of ≥2,000 centipoises.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008012846-A (JP)
Title: Image forming device
Inventor: NISHIDA TORU
IPC: G03G21/00
Filed: 2006-07-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming device which can prevent matter removed from a rotary body by a cleaning member, from remaining on a contact portion of the cleaning member, to the rotary body.  <P>SOLUTION: According to the structure of the image forming device, a pump 78 is connected to a suction nozzle 72 extending toward the contact portion between a blade 49 and a conveying belt 28, and negative pressure is generated at a suction port 72A of the suction nozzle 72 by driving the pump 78, to thereby suck ink accumulated on the contact portion between the blade 49 and the conveying belt 28. Further the suction nozzle 72 is moved along the contact portion between the blade 49 and the conveying belt 28 by a moving mechanism 80.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007010674-A (JP)
Title: Controller and control method
Inventor: FUKUI HIDEO
IPC: B60R16/02
Filed: 2006-07-10
Abstract: <P>PROBLEM TO BE SOLVED: To issue advance notice alarm about a point of bringing easily an overspeed, to a driver under travel, before passing the point, and to prevent thereby the speeding of a vehicle.  <P>SOLUTION: An overspeed position (latitude) on a route is registered when exceeding a speed obeyed by every driver, and the advance notice alarm is issued in this side by a prescribed distance of the registered overspeed position, when traveling on the same road in the next and thereafter, for the user not to operate a vehicle at the overspeed. A frequency with which the user obeys the speed to be obeyed in the overspeed position (latitude), in the past, according to an indication of the advance notice alarm, is counted when traveling on the same road in the next and thereafter, and the registration of the overspeed position (latitude) is released when the compliance frequency comes to a prescribed value.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008022176-A (JP)
Title: Ringing reduction circuit and semiconductor integrated circuit provided with the ringing reduction circuit
Inventor: TSUJI NOBUAKI
IPC: H03F3/217
Filed: 2006-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor integrated circuit ringing of an output signal of which can be reduced without sacrificing the operating speed.  <P>SOLUTION: A ringing reduction circuit 40NA disclosed herein includes an N-channel transistor 401 and a comparator 410 located between an output signal line 120 and a low level power line 112. The comparator 410 compares a level of the output signal OUT with a level PVDDI of a high level power line 111, turns on the N-channel transistor 401 when overshoot of the output signal OUT exceeding the level PVDDI takes place so as to reduce the overshoot. A ringing reduction circuit 40PA reduces undershoot of the output signal OUT by the similar principle of operation.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008020595-A (JP)
Title: Power source device and image forming apparatus
Inventor: ONO YOSHIHIRO
IPC: G03G21/00
Filed: 2006-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a power source device capable of supplying electric power at a desired crest factor even when switching a frequency of the power and to provide an image forming apparatus.  <P>SOLUTION: A pulse signal meeting the frequency of the electric power supplied from a control circuit 30 to a charging roller 18 is outputted and in a high-voltage power source supply section 34, the pulse signal is converted to a sinusoidal wave by a preset gain according to the frequency corresponding to the pulse signal inputted from the control circuit 30, and the electric power meeting the sinusoidal wave is supplied to the charging roller 18.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008020704-A (JP)
Title: Mounting position adjustment method and position detecting device
Inventor: MURAKITA MASATSUGU
IPC: G03B5/00
Filed: 2006-07-13
Abstract: <P>PROBLEM TO BE SOLVED: To correctly adjust the disposed position of each magnetic force generating body relative to a corresponding position detecting element.  <P>SOLUTION: An imaging plate substrate is disposed opposite the front face YA1 of a first yoke YA. The position detecting elements are disposed on the imaging plate substrate. Magnetic force generating bodies MXA, MYA, and MYB are disposed in positions opposite the position detecting elements on the front face YA1. Each magnetic force generating body is provided with first and second notches 52A and 52B. The first yoke YA includes first and second guide holes 53A and 53B so as to overlap the first and second notches 52A and 52B. Rod-like portions are inserted into the first and second guide holes 53A an 53B and first and second notches 52A and 52B. The magnetic force generating bodies are moved by the corresponding rod-like portions.  <P>COPYRIGHT: (C)2008,JPO&INPIT