baber/WOPTO huggingface dataset:
Patent JP-2002208299-A (JP)
Title: Semiconductor memory
Inventor: ITO TAKASHI
IPC: G11C7/12
Filed: 2001-01-04
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor memory in which writing of a test pattern by which short circuit between storage nodes of a memory cell can be detected can be performed quickly. SOLUTION: A VBL generating circuit 130 normally outputting an equalizing potential outputs potential corresponding to written data in a test mode, and this potential is supplied en bloc to a bit line by an equalizing circuit. In the test mode, a row decoder fixes pre-decoding signals RX0-RX3 to an activated state, and word lines selected for writing a test pattern in a short time are activated en bloc by controlling pre-decoding signals X0-X3 in accordance with the test signal in the test mode.
Patent JP-2002211079-A (JP)
Title: Printer printing system
Inventor: KOBAYASHI KATSUMI
IPC: B41J29/38
Filed: 2001-01-12
Abstract: PROBLEM TO BE SOLVED: To obtain a printer printing system in which rejective printing is reduced. SOLUTION: In the printer printing system of a color laser printer, image data formed on a host computer 1 are data processed by a printer driver 3 sent via an I/F cable 4 to a printer body 5 and printed. The system includes a printer engine 11 having a paper transfer path 12 constituted inside, a unit 15 having a function of removing toner before being fixed after transferring to a paper, and a transfer path 14 for transferring the discharged paper through the toner removal unit 15 to an original paper feed start position. In the paper transfer path 12, the paper having the toner transferred after passing an image formation unit and a transfer unit 8 is discharged without being passed through a fixing unit 9.  By this arrangement, since an image is seen by the user before the toner is fixed to the paper and if the image is not intended by the user, the toner is removed, enabling reusing the same paper.
Patent JP-2002208488-A (JP)
Title: Organic electroluminescent element
Inventor: TAMURA SHINICHIRO
IPC: H01L51/50
Filed: 2001-01-12
Abstract: PROBLEM TO BE SOLVED: To provide an organic electroluminescent element having high reliability, which is very useful for realizing a stable full color display with high brightness. SOLUTION: For the organic electroluminescent element having an organic layer 5 with light emitting area between a positive electrode 2 and a negative electrode 3, the organic layer 5 contains a conductive polymer, to the principal chain or side chain of which, compounds having styryl or distyryl structure in its molecular structure, are chemically bonded.
Patent JP-2002208329-A (JP)
Title: Switch structure of two-step detent
Inventor: MOCHIZUKI YOSHIMITSU
IPC: H01H23/16
Filed: 2001-01-12
Abstract: PROBLEM TO BE SOLVED: To provide a switch structure of two-step detent in which the reduction of the type of components and the number of components can be achieved by making common the components and by efficient utilization of the components. SOLUTION: The switch comprises a pair of movable pins 14, 14 formed with arc face R at the top end that are opposed to a pair of contact part 12a, 12a provided at the contact rubber 12, a switch knob 16 that is arranged over the top ends of the pair of movable pins 14, 14 and formed with an index protrusion 18 by being installed capable of pushing in, a supporting movable pin 15 that contacts with the index protrusion 18 and is formed with an arc face at the top end that becomes the inclining fulcrum of the switch knob 16, and a case 13 that supports the movable pins 14, 14 and the supporting movable pin 15 respectively in free sliding. The supporting movable pin 15 uses the same member as the movable pin 14 and the top end part of arc face R contacts with the index protrusion 18.
Patent JP-2002210928-A (JP)
Title: Ink jet recording head and recorder
Inventor: GOTO FUMITAKA
IPC: B41J2/01
Filed: 2001-01-15
Abstract: PROBLEM TO BE SOLVED: To provide an ink jet recording head and an ink jet recorder capable of reducing a recording time period, improving image quality and reducing the footprint. SOLUTION: The ink jet recording head 5 which is disposed in a radial direction around a rotation axis is rotated around the rotation axis and the recording head is equipped with a negative pressure generating mechanism 11.
Patent JP-2002217223-A (JP)
Title: Semiconductor package and its manufacturing method
Inventor: MIZUKAMI MASAHIKO
IPC: B23K35/26
Filed: 2001-01-16
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor package manufacturing method which is capable of very precisely mounting a ball on a pad after the ball has been mounted even if the ball gets slightly out of a position of the pad when the ball is fed on the pad, a semiconductor package formed through the above method, a semiconductor element mounting structure and a mounting method. SOLUTION: In a semiconductor device package mounted with a micro ball of ϕ 100 μm or below, the micro ball is a composite micro ball 10 composed of a core ball 1 of a magnetic metal and a conductive plating layer 2 deposited on the peripheral surface of the core ball 1. The pad 6 on a board 5 is also formed of a magnetic material, and the composite micro ball 10 is attracted to the pad 6 by their magnetic forces and positioned.
Patent JP-2002211741-A (JP)
Title: Parts supplying device
Inventor: YAMAMOTO HARUO
IPC: B65G27/08
Filed: 2001-01-16
Abstract: PROBLEM TO BE SOLVED: To reconcile and improve carrying speed and sorting/aligning accuracy for parts in a vibrating type linear feeder. SOLUTION: By making a mounting angle θ1 of a plate spring 15a arranged in the upstream of a carrier passage of a trough 5 of the vibrating type linear feeder 8 smaller than a mounting angle θ2 of a plate spring 15b arranged in the downstream and providing a parts aligning part 6 in the upstream of the carrier passage of the trough 5 arranged with the plate spring 15a having the mounting angle θ1 made small, springing up angles of parts in the aligning part 6 are made small, sorting/aligning accuracy for the parts is secured and sufficient carrying speed can be secured in the downstream of the carrying passage of the trough 5 arranged with the plate spring 15b having the relatively large mounting angle θ2.
Patent JP-2002213831-A (JP)
Title: Stirling refrigerator and operation control method therefor
Inventor: NISHI NAOKI
IPC: F25B9/14
Filed: 2001-01-22
Abstract: PROBLEM TO BE SOLVED: To prevent collision of a piston with a displacer during the operation of a free-piston Stirling refrigerator. SOLUTION: The Stirling refrigerator comprises the piston 1, disposed in a cylinder 3, an annular permanent magnet 15 fixed to the piston 1, a drive coil 16 provided around the magnet 15 with a gap, a PWM output part 24 which is a power source for providing AC current as a pulse voltage to the coil 16, and the displacer 2 which reciprocatively moves in the cylinder 3, with a given phase difference to the piston. The refrigerator also comprises position detecting coils 28, which are located on both sides of the coil 16 being coaxial therewith and being outside the range, in which the magnet 15 is movable interlocking with the reciprocating motion of the piston 1; and a control unit 32 for changing a voltage value of the AC current to be fed to the coil 16, by detecting the electromotive force generated in the coils 28 with the actuation of the magnet 15 beyond its movable range.
Patent JP-2001333567-A (JP)
Title: Linear motor
Inventor: CHUN JANG SUNG
IPC: H02K41/03
Filed: 2001-01-25
Abstract: PROBLEM TO BE SOLVED: To provide a linear motor which can realize fine control of linear movements. SOLUTION: In the linear motor, consisting of a stator 10 having first and second armature coils and a rotor 20 which is provided at the internal side of the stator and includes a shaft, the shaft of rotor is structured with the first to third shaft portions 21, 22, 23, the external circumferential surface of the first shaft portion 21 is provided with a ring-like first permanent magnet portion 21a consisting of many permanent magnets, and the external circumferential surface of the third shaft portion 23 is provided with the second permanent magnet portion 23a which consists of many permanent magnets.
Patent JP-2002219495-A (JP)
Title: Method for removing oil from dredging sludge
Inventor: ISHIDA MICHIHIKO
IPC: C02F11/12
Filed: 2001-01-26
Abstract: PROBLEM TO BE SOLVED: To effectively separate and remove oil from dredging sludge. SOLUTION: In the method of this invention for removing oil from dredging sludge, by stirring and mixing dredging slurry which contains the dredging sludge including oil and whose water content is practicable for stirring and mixing, the oil adsorbed on the surface of or contained in the deflocculated solid in the dredging slurry is made to dissolve in water. Then dehydrated cake without oil is produced by dehydrating the oil-removed dredging slurry.
Patent JP-2002225103-A (JP)
Title: Apparatus and method for hydraulically clamping mold of injection molding machine as well as apparatus and method for regulating mold thickness using the same apparatus and method
Inventor: KUBOTA KOJI
IPC: B29C45/68
Filed: 2001-01-29
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus and a method for hydraulically clamping a mold capable of executing a mold clamping step with small power consumption and small noise. SOLUTION: The apparatus for hydraulically clamping the mold of an injection molding machine comprises a mold clamping cylinder 50, a hydraulic pump 31 for supplying a working oil to the cylinder 50, an inverter motor or a servo motor 32 for driving the pump 31, and a controller 37. The controller 37 controls to decelerate the rotational speed of the pump 31 so as to supply a working oil mount calculated by proportionally integrating to compensate in the mold clamping step in response to a deviation of a detected hydraulic oil pressure from a set oil pressure for the cylinder 50.
Patent JP-2002234478-A (JP)
Title: Lock release device for motorcycle tank cap
Inventor: KYO KANKEN
IPC: B62J35/00
Filed: 2001-01-31
Abstract: PROBLEM TO BE SOLVED: To provide a lock release device for a motorcycle tank cap allowing easy release of the tank cap without getting-off from a motorcycle. SOLUTION: In the motorcycle having a lock mechanism for locking an installation state of the tank cap 24 installed/uninstalled to/from a fueling port of a fuel tank, key operation force on a main switch 6 is transmitted to the lock mechanism through a wire 26, and the lock mechanism is operated to release the locking of the tank cap 24. Thereby, since the locking of the tank cap 24 can be released by the key operation of the main switch 6, a rider can easily release the locking of the tank cap 24 and can supply fuel while he/she rides on the motorcycle.
Patent JP-2002227631-A (JP)
Title: Exhaust emission purifying apparatus, method for determining regenerating timing of filter used therefor, program for determining regenerating timing of filter used therefor, and recording medium for storing the program
Inventor: KOJIMA MASAAKI
IPC: F01N3/02
Filed: 2001-01-31
Abstract: PROBLEM TO BE SOLVED: To provide an exhaust emission purifying apparatus capable of having its manufacturing cost lowered. SOLUTION: A pressure sensor 24 is provided at a gaseous emission tube 11 at the upstream side of a filter 23. Based on a plurality of results of detected pressures detected by the pressure sensor 24 at delayed timings, it is so arranged to determine whether or not the quantity of particulates accumulated in the filter 23 has passed a tolerable quantity of accumulation.
Patent JP-2002232188-A (JP)
Title: Electronic component carrying device
Inventor: SAITO KOJI
IPC: B65G47/78
Filed: 2001-02-01
Abstract: PROBLEM TO BE SOLVED: To provide a device for carrying electronic components, capable of taking out a front electronic component from electronic components such as a chip carried in an alignment state by utilizing an air pressure, without causing problems such as faulty chucking, faulty posture, or the like. SOLUTION: A negative air pressure acts on the interior of a carrying passage 2a, electronic components EC in the carrying passage 2a are carried in an alignment state, and a front electronic component EC abuts on a movable stopper 4. At this time, a negative air pressure acts on the front electronic component EC through a second air auxiliary passage 2a2 from an air passage 2d, and the front electronic component EC immediately before and after abutting on the movable stopper 4 is pulled downward, thereby closely adhering to the lower surface of the carrying passage 2.
Patent JP-2002226915-A (JP)
Title: Manufacturing method of rail with high wear resistance and high toughness
Inventor: UCHINO KOICHI
IPC: C22C38/04
Filed: 2001-02-01
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a rail of high toughness in which the growth of re-crystallized grain γduring an after rolling is suppressed, a pearlite structure of the grain is obtained, and the toughness is provided in steel representing pearlite structure with high carbon content of excellent strength and wear resistance. SOLUTION: A steel slab containing, by mass, 0.6-1.20% C is subjected to rough rolling, and the intermediate rolling is performed by a reverse rolling mill at the surface temperature between 1,000 and 1,050 deg.C. The steel slab is subjected to the cooling immediately after the rolling of each pass of the intermediate rolling so that the temperature of the surface of a rail head and the surface of the bottom center is dropped by 50-100 deg.C. Next, the finish rolling is performed by a continuous rolling mill at the surface temperature between 850 and 1,000 deg.C with at least two passes of reduction ratio per pass of 5-30% and <=10 seconds between rolling passes. After the rolling, the steel slab is cooled to 800-950 deg.C at the cooling speed of 0.5-50 deg.C/s on the rail surface, and subjected to the natural or accelerated cooling.
Patent JP-2002227374-A (JP)
Title: Exterior wall structure and its execution method
Inventor: AZECHI KAZUAKI
IPC: E04F13/26
Filed: 2001-02-02
Abstract: PROBLEM TO BE SOLVED: To easily make an overall fine position adjustment in attachment to a backing material and to constitute the whole wall surface only with one kind of siding. SOLUTION: In this exterior wall structure using the siding of rectangular plate shape, the side faces of both long sides of the siding 1 are provided with groove-like recessed parts 2 continuous along the long sides, a flange part 8b of a locking member 8 of hat-shaped cross section is engaged into the recessed part 2 between the opposed long-side side faces of the adjacent sidings 1 to lay the locking member 8 between both sidings, and a projecting hat part 8a of the locking member 8 is fixed to a backing material 6.
Patent JP-2002227363-A (JP)
Title: Ventilating structure of parapet
Inventor: IZUMI TAKAHIRO
IPC: E04D13/15
Filed: 2001-02-02
Abstract: PROBLEM TO BE SOLVED: To provide a parapet that can be always ventilated by communicating an aeration layer provided inside the parapet such as a spandrel wall of a veranda, with the outside while preventing the infiltration of rainwater or the like into the aeration layer. SOLUTION: In the parapet 1 constituted by mounting a coping 12 to the upper part through a coping bracket 11, an aeration layer 5 is formed between a parapet upper frame 2 and an exterior wall 4, and the upper part of the exterior wall 4 and aeration layer 5 is covered with a ventilating cover 8, and a ventilating hole 10 is provided in a prescribed position of the ventilating cover 8. The aeration layer 5 and the back side space of the coping 12 are set to communicate with each other through the ventilating hole 10 to constitute the ventilating structure of the parapet.
Patent JP-2001311858-A (JP)
Title: Laser diode module and its manufacturing method
Inventor: MIYOKAWA JUN
IPC: H01S5/022
Filed: 2001-02-02
Abstract: PROBLEM TO BE SOLVED: To provide a laser diode module which can be easily manufactured in a short time and which is inexpensive and highly reliable for along time. SOLUTION: A laser diode(LD) element 3 is fixedly arranged on an element loarding stand 2 locked on a base 1; and a lensed fiber 8, in which a lens 5 is formed at the tip end of an optical fiber, is arranged oppositely to the LD element 3, with the lens formed tip end facing the LD element 3, and fixed on a ferrule 4. With the lensed fiber 8 aligned with the LD element 3, the tip end side of the ferrule 4 closer to the LD element 3 and the rear end side away from it are fixedly held from both sides with ferrule fixing parts 6 and 7, and the fixedly held part 11 at the rear end of the ferrule 4 is fixed to the ferrule fixing part 7 by using soldering member 10.
Patent JP-2002235681-A (JP)
Title: Scroll compressor
Inventor: NAKAZAWA TAKAYOSHI
IPC: F04C29/12
Filed: 2001-02-06
Abstract: PROBLEM TO BE SOLVED: To provide a scroll compressor comprising compressing chambers on both faces of a turning scroll end plate to have a movable scroll pressed against a turning scroll side by discharging pressure of a discharging chamber for preventing a turn-over of the turning scroll. SOLUTION: A compressing part 3 is formed by the movable scroll 5 having a lap 5b engaging with one lap 4b of the turning scroll 4 to move axially, a shaft 6 for pivotally driving the turning scroll 4, and a main frame 7 having a lap 7a engaging with the other lap 4c of the turning scroll 4 and comprising a bearing 7b for bearing the shaft 6. Both the laps are engaged for forming the compressing chambers 8a, 8b independent of each other. Coolant is sucked from a suction pipe 9 to the compressing chambers for discharging compressed coolant outside from a discharging pipe 10. A stopper 11 fixed on an inner wall or a main frame 7 of a sealed container 1 for restricting move of the movable scroll 5 is mounted thereon and annular seal material 12 is mounted between the stopper 11 and the movable scroll 5.
Patent JP-2002230341-A (JP)
Title: Device and method for intermediation
Inventor: NATSUNO TAKESHI
IPC: G06Q10/00
Filed: 2001-02-06
Abstract: PROBLEM TO BE SOLVED: To enable a questioner to easily obtain an answer to a question anytime and anywhere and to register an answerer without forcing the answerer to do complicated operation and spend a long time. SOLUTION: A mediation center device 1 while accepting registration as the answerer from a mobile telephone set 9 that the answerer has provides list information on answerers complying with a request from a mobile telephone set 10 that the questioner has among answerers registered in the center device for the mobile telephone set 10 of the questioner at the request from the mobile telephone set 10. When data indicating an answerer's choice are sent from the mobile telephone set 10, consulting mediation service wherein a line is established between the mobile telephone set 9 of an selected answerer and the mobile telephone set 10 to allow the both to question and answer is provided.
Patent JP-2002237693-A (JP)
Title: Humidification structure for communication equipment
Inventor: KOMAKI EISUKE
IPC: H05K7/20
Filed: 2001-02-07
Abstract: PROBLEM TO BE SOLVED: To reduce temperature in a heat source for safety, and at the same time, to decrease power consumption, and to miniaturize a device in the humidification structure of communications equipment used in a cold district or the like. SOLUTION: Four compact heaters 10 are dispersively mounted to the backside of the front edge of each guide rail plate (L) 14 (refer to Figure 2 (b)). Also, a temperature sensor 17 is mounted to the rear edge of a guide rail plate (U) 13 at the upper section, and a heater controller 16 is mounted to a side plate (L) 11. The heater controller, 16 turns on and off the power supply of each heater 10, to maintain the temperature within specified width according to temperature that is detected by the temperature sensor 17. Each panel 2 is humidified by heat conduction via the metallic guide rail and side plates, mainly from the heater 10. A fan unit is supplementarily provided to average temperature in a case.
Patent JP-2002237776-A (JP)
Title: Radio communication system
Inventor: ITAKURA YUTAKA
IPC: H04W84/12
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To inform a managing side of information regarding the state of slave station equipment from the side of the slave station equipment in a radio communication system with a master station equipment 2 to communicate with base station equipment 1 to perform radio communication between portable terminals 4, 5 and the slave station equipment 3 to be provide outside an area in which radio communication can be performed with the base station equipment, to perform cable communication with the master station equipment and to perform the radio communication between the portable terminals. SOLUTION: Pieces of radio communication equipment 11 to 13 capable of mutually performing the radio communication are provided on the side of the slave station equipment and the managing side of the slave station equipment respectively, the radio communication equipment 11 on the side of the slave station equipment has a function to transmit the information regarding the state of the slave station equipment to pieces of the radio communication equipment 12, 13 by radio and the radio communication equipment on the managing side has a function to receive and output the information to be transmitted from the radio communication equipment on the side of the slave station equipment by radio.
Patent JP-2002233593-A (JP)
Title: Rubber composition for golf ball and golf ball
Inventor: SASAKI HIROTO
IPC: C08L23/16
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To provide a rubber composition for a golf ball capable of obtaining a molding with good workability and suited for a component material of the golf ball very excellent in driving feel and durability, and a golf ball having a vulcanization molding of the rubber composition excellent in driving feel and durability. SOLUTION: The rubber composition for a golf ball provides a vulcanization molding with a specific gravity of less than 1, obtained by blending a metallic salt of an unsaturated carboxylic acid of 5 to 10 parts by mass, an inorganic filler of not more than 2 parts by mass, and an initiator in an amount of 10 to 30 mass% of the amount by which the metallic salt of the unsaturated carboxylic acid is blended, into base rubber of 100 parts by mass which contains syndiotactic-1,2-polybutadiene of 5 to 30 mass% and cis-1,4-polybutadiene of 40 mass% or more. The golf ball made from the composition is provided.
Patent JP-2001205801-A (JP)
Title: Ink-jet recording apparatus
Inventor: MOCHIZUKI SEIJI
IPC: B41J2/18
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To prevent an unnecessary positive pressure from acting on a recording head after ink is forcibly discharged from the recording head. SOLUTION: A suction control means rotates a motor in the other direction at a lower velocity than a velocity when rotating the motor in one direction after a suction process by a suction means finishes.