baber/WOPTO huggingface dataset:
Patent JP-2001278971-A (JP)
Title: Polyester production method
Inventor: YAMAMOTO TOMOYOSHI
IPC: C08G63/85
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a production method of polyester which has an excellent color tone, few foreign matters in its polymer, and has an outstanding melt heat stability. SOLUTION: When a trimethylene glycol ester of an bifunctional aromatic carboxylic acid and/or its low polymerizate or tetramethylene glycol ester of the carboxylic acid and/or its low polymerizate is subjected to a polycondensation reaction in the presence of a catalyst to produce a polyester, a reaction product obtained from previous reaction between a specific titanium compound and a phosphorus compound is used as this catalyst at the molar rate of (1/1)-(3/1).
Patent JP-2001284063-A (JP)
Title: Lighting device
Inventor: HIRAUCHI YASUTO
IPC: H05B37/02
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a structure of a lighting device without impressing a feeling of physical disorder due to an abrupt change of output for lighting. SOLUTION: The lighting device, composed of a light source 6, a human body detecting sensor 2, a brightness sensor 3, and a control part 1 which feeds back the output power lighting depending on the outputs of the human body detecting sensor 2 and the brightness sensor, holds the feedback control depending on the detected value of the brightness sensor 3 during a prescribed period after detecting a human body. As another case, the output power of lighting can be altered rapidly when the deviation between the detected value of the brightness sensor 3 and the prescribed value becomes bigger than a certain value, in this case, the quotient, when the deviation is divided by the length of prescribed period, can be used as the ratio of alteration.  Further, as another case, the output for lighting can be altered rapidly after a prescribed period has elapsed, and the lower limit of the controlled output of the light source can be settled.
Patent JP-2001279399-A (JP)
Title: Nonoriented silicon steel sheet excellent in high frequency magnetic property and having superior rolling manufacturability
Inventor: KONDO OSAMU
IPC: C22C38/00
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a nonoriented silicon steel sheet for high frequency reactor, having particularly excellent magnetic properties in a frequency region of >=1 kHz. SOLUTION: This steel sheet has a composition which consists of, by mass, 2.5-10% Si, 1.5-20 mass % Cr and the balance Fe with inevitable impurities and in which the contents of C and N among the inevitable impurities are controlled to <=0.005 mass %, respectively, and also the content of at least either one of Ti and Nb is controlled to <=0.005 mass % is.
Patent JP-2001238723-A (JP)
Title: Nail file
Inventor: SAKAI YOSHIMITSU
IPC: A45D29/04
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To provide a nail file in use for filing human's or animal's nails or reshaping the nails. SOLUTION: A body formed large enough to grip with a single hand has recesses at both sides to form a grip portion 1. The bottom face of the grip portion 1 is provided with a filing portion 2.
Patent JP-2001280469-A (JP)
Title: Method for controlling step less transmission
Inventor: NANRI TAKEHIKO
IPC: F16H61/40
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a shifting shock load reduced control function in a step gear shifting mode in a step less transmission having an automatic gear shifting mode and the step gear shifting mode. SOLUTION: In the step less transmission having the automatic gear shifting mode and the step gear shifting mode, the transmission provides a shifting shock load reduced control unit in the step gear shifting mode. The control unit can start a timer count at the step S.2 if the down gear shifting is executed in the step gear shifting mode at the step S.1 and it is characterized in that the control unit compares the magnitude of the deceleration G with the predetermined limit at the step S.4 during alteration of the gear ratio by control motor and reduces the shock load at the step S.5 minimizing the deceleration G by stopping the electric current to the control motor for ultra short time when the magnitude of the deceleration G exceeds the predetermined limit.
Patent JP-2001291207-A (JP)
Title: Magnetic head
Inventor: EGAWA MOTOJI
IPC: G11B5/016
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To provide a compatible magnetic head capable of improving the workability of coil formation, and suppressing the occurrence of wiring mistakes, and having applicability to the recording medium of a different recording density. SOLUTION: Twelve notches 11 are formed in the outer peripheral wall 10 of a back yoke 5, and the leader lines 15a and 15b of a recording/reproducing coil 15, and the leader lines 16a and 16b of a recording/reproducing coil 16 are drawn out through different notches 11. For the leader lines 15a and 15b, and 16a and 16b, wiring mistakes are prevented without any errors during wiring. Since first and second magnetic cores 2 and 3 having different recording densities, and the corresponding recording/reproducing coils 15 and 16 are provided, recording/reproducing is performed on two kinds of recording media having different recording densities, and compatibility with magnetic recording is secured.
Patent JP-2001289966-A (JP)
Title: Analog clock
Inventor: MATOUGE AKIHIRO
IPC: G04B29/04
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To provide an analog clock capable of surely positioning an analog mechanism module incorporated into a movement frame. SOLUTION: In this analog clock 1 composed of the movement frame 2 and the analog mechanism module 3 incorporated into the movement frame 2, the movement frame 2 has an inward projecting projection 5 and a projection recessed part 6, and is constituted so as to position the analog mechanism module 3 by deformation of the projection 5 and the projection recessed part 6. The projection 5 and the projection recessed part 6 are deformed to eliminate clearance 7 between the movement frame 2 and the analog mechanism module 3 so that the analog mechanism module 2 can be surely positioned.
Patent JP-2001291502-A (JP)
Title: Sealed battery, sealed body and can
Inventor: KAWAMURA HIROAKI
IPC: H01M50/574
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To provide a sealed battery in which a current is shut off and the inner pressure of the battery can be rapidly released when the inner pressure of the battery is raised by a short circuit, overcharge, and reverse charging or the like, in order to prevent effectively temperature-rise and explosion of the battery, and to secure the battery safety and reliability. SOLUTION: This is composed of the first that contact surface 27 consisting of a metal substrate 38 having a round through hole 31 that is installed at an endless circumference separated with a narrow distance or a through hole 33 in line, and a metal foil 34 that is laminated in the inner surface of a metal substrate 38 so that it occludes the round through hole 31 or the inner through hole 33. When an inner pressure of the battery is elevated, the part of the narrow distance of the metal plate that can be deformed by a small force extends, and a sealed port body or a sheath can that has a structure that a part surrounded by the round through hole 31 that is installed at the endless circumference or a linear through hole 33 sticks out is fitted into and supported in an internal circumference of the opening of the battery sheath can 11, and the opening of the battery sheath can 11 is occluded.
Patent JP-2001289830-A (JP)
Title: Method for inspecting internal concrete structure part in concrete structure having outer layer
Inventor: UCHIDA MASAKATSU
IPC: E04G23/02
Filed: 2000-04-06
Abstract: PROBLEM TO BE SOLVED: To provide a method for inspecting capable of easily non-destructively inspecting a craze stage or the like of an internal concrete structure part in a concrete structure having an outer layer on a periphery of the structure part. SOLUTION: The method for inspecting the internal concrete structure part in the concrete structure having the outer layer comprises the steps of standing a plurality of waveguide rods, one end of each of which is exposed from the outer layer through the outer layer and the other ends of which are closely fixed to the internal concrete structure part of the structure of a member to be inspected, introducing an ultrasonic pulse of an ultrasonic method into the internal concrete structure part through the rods exposed from the outer layer, receiving the incident ultrasonic pulse, and further detecting an elastic wave generated in the case of plastically deforming or destroying the structure part in an AE method.
Patent JP-2001289807-A (JP)
Title: Carbon dioxide sensor
Inventor: MORIMOTO SHINJI
IPC: G01N27/12
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide a carbon dioxide sensor which achieves a higher reliability and a higher resistance to impact with a simple structure. SOLUTION: A carbon dioxide sensing part 1 employing a ceramic element comprising at least one selected from metal oxide and rare earth oxide and at least one selected from alkali metal carbonate and alkali earth metal carbonate is fixed on a ceramic substrate 5 by a glass paste 4. There are arranged electrodes 2a and 2b for fetching electrical signals arrayed on the side of the carbon dioxide sensing part 1, leads 3a and 3b contacting the carbon dioxide sensing part 1 arrayed on the electrodes 2a and 2b for fetching electrical signals and a porous overcoat glass 8 formed so as to partially contact the ceramic substrate 5 while entirely covering the surfaces of the carbon dioxide sensing part 1 and the electrodes 2a and 2b.
Patent JP-2001292607-A (JP)
Title: Seedling transplanter
Inventor: KANAI YOICHI
IPC: A01C11/02
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide a seedling transplanter furnished with a pair of left and right planting disks for conveying the respective leaves/stems of seedlings to a farming field by laterally nipping them, and easily controllable so as to properly plant such seedlings regardless of the magnitude of the thickness of each of their leaves/stems. SOLUTION: This seedling transplanter has such a scheme that a point H where left and right planting disks 34a and 34a abut on each other is provided in a turningly operable manner around the rotating axis of the disks 34a and 34a, and a tool L for the above turning operation is set up near the disks 34a and 34a; furthermore, the above point H is made to lie in front of the rotating axis of the disks 34a and 34a, and the tool L is operated by vertically turning a lever extended behind of the disks 34a and 34a.
Patent JP-2001250171-A (JP)
Title: Fishing rod selling method
Inventor: SOMENO KAZUTAKA
IPC: G07G1/12
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a fishing rod selling method which can display fishing rods of the same kinds as before in a space narrower than a conventional fishing rod display space at a fishing-tackle store, increase the total sale efficiency of the fishing-tackle store, and make a customer buy a fishing rod without feeling troublesome. SOLUTION: Fishing rods 1 for sale are stored in a fishing rod storage means 2 and the same samples 3 as the fishing rods 1 for sale are displayed in a fishing rod display means 4 provided in the fishing-tackle store; and the same fishing rods 1 for sale as the samples 3 displayed in the fishing rod display means 4 are handed over to customers at a counter 9 provided nearby the entrance exit 10 of the fishing-tackle store after being paid for.
Patent JP-2000329250-A (JP)
Title: Drive mechanism for passage switching device for working medium
Inventor: TOYAMA ISAMU
IPC: F25B41/04
Filed: 2000-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a novel drive mechanism for a shift member to shift a passage, in a passage switching device for a working medium. SOLUTION: This rotation drive mechanism 30 interconnects a valve element 20 and a drive source through a transmission mechanism 6 and this transmission mechanism 6 transmits rotation in a state to make non-contact with each other through a drive element 6A consisting of a permanent magnet 61 and a passive element 6B formed of a magnetic substance 63. Further, a casing 10 is formed such that the passive element 6B is contained in a state to be hermetically closed at an internal part and a portion extending from the drive element 6A to a drive source is situated outside a hermetically closed range in the casing 10. The rotation drive mechanism 30 is provided with a reduction mechanism 3 is formed that a gear train 34 to switch rotation of a valve element 20 by reducing rotating from a drive element 6A is juxtaposed between the passive element 6B and the valve element 20.  This reduction mechanism 31 is contained in a hermetically closed state in a casing 10 togetherwith the passive element 6B.
Patent JP-2001299201-A (JP)
Title: Device for extending body of prawn with shell
Inventor: TERASAKI HIRAO
IPC: A23L17/40
Filed: 2000-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a device for extending the body of a prawn with a shell, capable of making a specified number of half-cuts on the prawn with a shell and simultaneously extending the body of the prawn. SOLUTION: This device for extending the body of a prawn with a shell is equipped with a receiving body 2 having a channel 1 in which a prawn with a shell is held in the state of facing down and a pressing cover 3. The channel 1 has length enough to extend the body of the prawn with a shell and width approximately equal to the width of the prawn with a shell. The bottom of the channel 1 is provided with a longitudinal sectional saw-toothed part 4 with slow gradient parts 5a of teeth 5 at rear sides and acute gradient parts 5b at front sides and the saw-toothed part is placed in such a position that a part of the prawn with a shell is protruded from an upper open part in a state in which the prawn with a shell is placed on the saw-toothed part and the prawn with a shell is covered with the pressing cover 3. Both sides of the rear edge part of the pressing cover 3 are mounted through a pair of links 6 on both sides of the rear end parts of the receiving body 2, the pressing cover 3 is freely shakable with an upper mounting shaft 7 of the link 6 as a support and the links 6 are freely shakable with a lower mounting shaft 8 as a support. Consequently the pressing cover can be longitudinally movable.
Patent JP-2001307361-A (JP)
Title: Optical pickup device
Inventor: SAKAI HIROSHI
IPC: H01L31/0232
Filed: 2000-04-19
Abstract: PROBLEM TO BE SOLVED: To reduce a cost of an optical system and to facilitate positioning and angle correcting of the same by using a single beam splitter in a two-light source type optical pickup device. SOLUTION: Return light Lr1, Lr2 of laser beams L1, L2 exited from a two- wavelength optical source 2 of the optical pickup device 1 is received as it is by the light receiving surface 14 of a common light receiving element 13 without aligning optical axes by the single beam splitter 7. Quadripartite type light receiving surfaces for each of return light Lr1 and Lr2 are formed on the light receiving surface 14, and a part of a light receiving element composing both quadripartite type light receiving surfaces is formed into a common light receiving element common to both. Since the number of the expensive beam splitter used for aligning the optical axes of the light source is reduced, the cost of the optical system is reduced, and also work for positioning and angle correcting of optical parts is facilitated.
Patent JP-2001310450-A (JP)
Title: Device for controlling position of printing plate on plate cylinder in printing machine
Inventor: FRANZ REINER
IPC: B41F33/14
Filed: 2000-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a device for controlling the position of a printing plate on the plate cylinder in a printing machine, especially on the plate cylinder of a leaf offset printing machine, with a capability of controlling the registration in a simple and accurate inner and without being influenced by the material of the printing plate. SOLUTION: It is arranged so that a distance and time signal which represents, in terms of time the position of a front edge of the printing plate 1 at a fixing device 3 is readable with the use of a probe 13 and a distance detector 8. Further, an evaluation unit 10 is installed behind the distance detector 8 and the change over time of a signal from the detector 8 can be detected with the help of the unit 10.
Patent JP-2001302891-A (JP)
Title: Method for controlling degradation of biodegradable molded product and biodegradable molded product used therefor
Inventor: TANAKA SHIGEKI
IPC: D06M11/46
Filed: 2000-04-21
Abstract: PROBLEM TO BE SOLVED: To provide a method for accelerating or controlling the degradation of a biodegradable molded product. SOLUTION: The biodegradation rate is accelerated by forming the biodegradable molded product comprising fibers consisting essentially of an aliphatic polyester having 0.1-50 μm average fiber diameter and capable of deliberately regulating the strength retention to <=50% in a short period and laminating a fibrous sheetlike material, a metal-coated sheetlike material, etc., having a fluorine-based resin component supporting photocatalyst particles onto the biodegradable molded product.
Patent JP-2000333496-A (JP)
Title: Step motor having electric control circuit and apparatus having step motor
Inventor: GERBER GEORGES
IPC: G07D9/00
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a step motor equipped with a simple electric control part, having definable damping characteristics and use the step motor in an apparatus for winding and/or delivering a belt-shaped or string-shaped material. SOLUTION: A step motor 43, having an electric control circuit (microprocessor 47 or the like) which electrically controls excitation windings 45a, 45b, is formed so as to serve as a drive motor as well as a damping motor having definable damping function. The damping function, which can be applied in advance, is attained passively without power supply to the respective excitation windings. At a definable duty ratio, a prescribed resistors are connected with the respective excitation windings 45a, 45b. The step motor controlled by the damping function can be utilized in an apparatus for delivering a belt- shaped or string-shaped material from a storage under damping control.
Patent JP-2000330113-A (JP)
Title: Liquid crystal display device
Inventor: HEYNDERICKX INGRID E J R
IPC: G02B1/08
Filed: 2000-04-25
Abstract: PROBLEM TO BE SOLVED: To provide a liquid crystal display device utilizing a birefringent layer of an optically anisotropic material being optically transparent and having a large heat resistance. SOLUTION: In the liquid crystal display device having a liquid crystal cell 10, provided with a twisted nematic liquid crystal material 11 located between two substrates 12, 13 with electrodes, located between two polarizers 14, 15 and having an optically anisotropic material layer 16 arranged between the polarizers 14, 15, the optically anisotropic material layer 16 is formed with a synthetic resin composition with a polymer network having a helical array.
Patent JP-2001305799-A (JP)
Title: Toner for development of electrostatic charge image
Inventor: NAKAMURA MASANOBU
IPC: G03G9/097
Filed: 2000-04-26
Abstract: PROBLEM TO BE SOLVED: To provide a toner for development of an electrostatic charge image which is excellent in fixing properties, offset resistance and durability, which shows stable electrification behavior for continuous printing and with which a high quality image can be obtained. SOLUTION: The toner consists of a polyester resin, one or more kinds of charge controlling agents selected from nigrosine dyes or specified quaternary ammonium salt compounds, and wax as being ester of a carboxylic acid and alcohol and having 12-40C chain hydrocarbon group in a part of the molecule.
Patent JP-2001307022-A (JP)
Title: Character recognizing device and character recognizing method
Inventor: SAKURAI MASAHIRO
IPC: G06K9/34
Filed: 2000-04-21
Abstract: PROBLEM TO BE SOLVED: To provide a character recognizing device and a character recognizing method capable of recognizing characters by avoiding reduction in the recognition rate and the recognition speed. SOLUTION: In an optical character recognizing device(OCR) 10, a frame area including characters in image data 30 fetched in an image storage part 12 is segmented, a polygonal area is further segmented according to the shapes of the characters of the frame area of the read image data by a frame coordinate extracting part 14, the polygonal area is disassembled to rectangles by a rectangle disassembling part 22, pieces of apex coordinate data 43 of each rectangle are stored in a rectangle storage part 26, presence/absence of contact between characters is decided based on the rectangles read from the rectangle storage part 26 by a contact deciding part 28 from physical relation between coordinates,  a dictionary switching part 24 is switched according to a decision result by a control part 20 and the characters are recognized for image data 32 to be supplied by using information 38 about recognition standard from a dictionary according to control by the control part 20 by a recognizing part 18.
Patent JP-2001303069-A (JP)
Title: Method and apparatus for removing sulfur in heavy oil
Inventor: YAMASHITA MASATADA
IPC: C10G49/18
Filed: 2000-04-27
Abstract: PROBLEM TO BE SOLVED: To industrially ensure the desulfuring rate of heavy oil. SOLUTION: A granular solid material is added as a separation promoter of the sulfur component when desulfuring a heavy oil by a hydrothermal reaction under a subcritical water condition or supercritical water condition.
Patent JP-2001311543-A (JP)
Title: Underfloor exhauster
Inventor: TAKAHARA KOICHI
IPC: F24F7/10
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To provide an underfloor exhauster performing the ventilation under a floor forcibly by using negative pressure generated by the water flowing down inside a drainpipe. SOLUTION: A branch pipe 3 with the tip side extending upward is connected with a drainpipe 2, and a suction port 4 sucking in the air under a floor is formed in the tip side of this branch pipe 3. A valve mechanism 5 that is energized in the direction in which the suction port 4 is closed and opened against the energizing force due to the pressure inside the branch pipe 3 that becomes negative pressure is arranged in this suction port 4.
Patent JP-2001310503-A (JP)
Title: Recording device
Inventor: SUGIOKA HIDEYUKI
IPC: B41J2/01
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To provide a recording device which prints an image automatically and at a high-speed on a back side or both sides of a recording medium at low-cost. SOLUTION: The recording device has a rotating unit 3a equipped with a recording head 1 and a recording medium control means 2 opposingly arranged. The unit 3 is rotationally arranged by a unit rotation means 4, and enables to change a record plane of a printing medium from a first plane to a second plane by rotating 180 degrees. At both sides of the unit 3 sheet loading means 7, 8 are arranged, each of which is equipped with rotational roller 9, 10 as conveyance means, for loading a printing medium P. Rotational rollers 9, 10 convey and exhaust the medium P in relation to the unit 3 and also, configure a reversal conveyance means to reverse conveying direction of the medium P. Also, inside the unit 3 there arranged auxiliary conveyance means 5, 6 composed of conveyance rollers or spurs.  By appending an auxiliary conveyance means 5, 6 to the unit 3, even if a minute positioning shift has occurred when reversing the unit 3, it is possible to smoothly pull the medium P into the unit 3, and also, draw out of the unit 3.