baber/WOPTO huggingface dataset:
Patent JP-2000212113-A (JP)
Title: Production of secondary alkoxy-1-alkene
Inventor: SUBRAMANIAM CHITOOR S
IPC: C07C43/188
Filed: 2000-01-21
Abstract: PROBLEM TO BE SOLVED: To obtain a commercial quantity of a secondary alkoxy-1-alkene while restraining the formation of by-product down to a minimum level by forming a reaction mixture of a specific (non)cyclic ketone, an ortho-formate ester and an alkanol, followed by adding an acid catalyst and by agitating the reaction mixture. SOLUTION: By forming a reaction mixture of a (non)cyclic ketone of formula I [wherein, R is a (substituted) 1-10C hydrocarbon; R1 and R2 are each H or a 1-10C monovalent hydrocarbon] or formula II [wherein, R' is formed by combining R with R1 and is a (substituted) 5-8C membered ring], an ortho- formate ester of formula III [wherein, R3 and R4 are each a (substituted) 1-10C hydrocarbon] and an alkanol of the formula R3R4CH-OH, followed by adding an acid catalyst (preferably ferric chloride or the like) to the reaction mixture, by agitating the reaction mixture while monitoring the progress of the reaction and by being collected, the objective compound of formula IV or V is obtained.
Patent JP-2001210307-A (JP)
Title: Connecting method of ptc element, jig for connecting ptc element and ptc element
Inventor: SAKUMA KAZUHIKO
IPC: H01M2/34
Filed: 2000-01-27
Abstract: PROBLEM TO BE SOLVED: To enable that the soldering of lead wire with a metal-electrode plate of PTC element directly without raising the initial resistor value of the PTC element, and aim at a cost reduction, and eliminate the failure due to resistance welding. SOLUTION: In a connecting method of PTC element 2 to have a metal- electrode plate 2b, the soldering of lead wire 5 with a connecting part of this metal-electrode plate 2b is made in the state that heat radiation plates 20, 22 are surface contacted between PTC element main body 2a side and the connecting part.
Patent JP-2001207047-A (JP)
Title: Stretchable film
Inventor: MASUBUCHI TETSUO
IPC: C08L67/02
Filed: 2000-01-28
Abstract: PROBLEM TO BE SOLVED: To prepare an elastic film that is recyclable, can be incinerated without emitting poisonous materials and has excellent returning characteristics after stretching so that it can be used for various parts requiring stretchability, and to provide an elastic string obtained by slitting the film. SOLUTION: This stretchable film is made of a polyether-ester block copolymer obtained by copolymerizing (a) a dicarboxylic acid component wherein its short-chain dicarboxylic acid component is an aromatic dicarboxylic acid and/or its ester-formable derivative, (b) a short-chain diol component that is an aliphatic diol and/or its ester-formable derivative and (c) a polyether glycol with a number average molecular weight of 400-6,000 that is a polyether comprising a long-chain diol component composed of a neopentylene oxide structure unit and a tetramethylene oxide structure unit with alcoholic hydroxyl groups at both ends.
Patent JP-2001215394-A (JP)
Title: Lens driving device and optical equipment equipped with the device
Inventor: ICHISE HARUNOBU
IPC: G02B7/08
Filed: 2000-01-28
Abstract: PROBLEM TO BE SOLVED: To eliminate trouble that the driving load of a lens holding member is increased because wrenching force acts between the lens holding member and a guide bar when a rack attached to the lens holding member is energized in a direction where it is meshed with a feed screw. SOLUTION: This lens driving device is provided with the lens holding member 7 guided to move in an optical axis direction by guide members 6a and 6b extended in the optical axis direction, a rack member 10 attached to the member 7, and a feed screw shaft 9a meshed with the member 10 and driven to rotate so that the member 7 may be driven in the optical axis direction through the member 10. In the device, the feed screw shaft is tilted to the guide member on a side where a difference α between the lead angle direction A of the feed screw shaft and a tooth width direction B of the rack member becomes small.
Patent JP-2001210486-A (JP)
Title: Discharge lamp lighting device
Inventor: JINBO KATSUYOSHI
IPC: H05B41/24
Filed: 2000-01-28
Abstract: PROBLEM TO BE SOLVED: To provide a lighting device for a plurality of discharge lamps with rationalized choke coil. SOLUTION: The discharge lamp lighting device lights discharge lamp 4, 5 by supplying the output of a high-frequency lighting circuit 2, inverting a direct current power source 1, to the discharge lamps 4, 5 through current limiting choke coils 3, 3. A plurality of discharge lamps 4, 5 with different rated powers, namely, FCL32 and FCL40, are installed in parallel with each other, and choke coils 3, 3, corresponding with the respective discharge lamps 4, 5 are installed. Each of choke coils 3, 3 with the same specification, therefore with the same maximum inductance value, has an intermediate tap 3a in order to get intermediate inductance value. When the respective choke coils 3, 3 are connected to the respective discharge lamps 4, 5, maximum inductance value or intermediate inductance value is selected in order to make respective choke coils match with respective discharge lamps.
Patent JP-2001213642-A (JP)
Title: Pearl tone china-painted glass ceramics and its manufacturing method
Inventor: NOZAKI SATORU
IPC: C03C17/25
Filed: 2000-01-31
Abstract: PROBLEM TO BE SOLVED: To provide a pearl tone-decorated glass-ceramics which exhibits pearl tone effect and has the strength inherent in a translucent low-expansion ceramics and its manufacturing method. SOLUTION: The pearl tone china painted glass ceramics can be obtained by china painting on a translucent low expansion glass ceramics 7 with a pearl tone pigment layer 6 which is composed of a pearl tone material of inorganic pigment coated by titanium oxide and silicone resin or silica sol and burning it. After formation of a pearl tone pigment layer, formation of a shielding layer over the pearl tone layer is preferable.
Patent JP-2001215991-A (JP)
Title: Robot hearing device
Inventor: NAKADAI KAZUHIRO
IPC: G10L21/0216
Filed: 2000-01-31
Abstract: PROBLEM TO BE SOLVED: To provide a robot hearing device which collects sound from an external target and conducts active perception without being adversely affected by noise generated inside a robot such as noise of a driving mechanism. SOLUTION: A human shaped robot 10 having noise generating sources such as an internal driving mechanism includes a sound proof exterior 14 which covers at least a head section 13 of the robot, a pair of external microphones 16 which are located outside the exterior at both ear locations and mainly collects external sound, a pair of internal microphones 17 which are provided inside the exterior and mainly collects noise from internal noise generating sources and a processing circuit 18 which cancels noise signals of the internal noise generating sources from acoustic signals of the external microphones based on the signals of the external and the internal microphones. The robot hearing device is constituted so that the microphones 17 are disposed and made movable in lateral, forward and back and up and doward directions inside the exterior.
Patent JP-2001216496-A (JP)
Title: Fingerprint image input device
Inventor: FUJIWARA HISATOSHI
IPC: G06T1/00
Filed: 2000-01-31
Abstract: PROBLEM TO BE SOLVED: To provide the sharp fingerprint image of high contrast by preventing stray light from entering an image forming optical path in a fingerprint image input device using a sheet prism. SOLUTION: Light sources 7 (LED 7-1 to 7-5) and 9 (LED 9-1 to 9-5) are provided so as to light a prism face 6A of a sheet prism 6 from one side and the other side of a direction Y orthogonal with a continuing direction X of prisms 6-1 to 6-n on the prism face 6A. Concretely, the light sources 7 are located at the position of λ>θ. The light sources 9 are located on the opposite side similarly to the light sources 7.
Patent JP-2001216963-A (JP)
Title: Graphite for lithium secondary battery negative electrode and its manufacturing method as well as lithium secondary battery
Inventor: SUGIURA TSUTOMU
IPC: H01M10/05
Filed: 2000-02-01
Abstract: PROBLEM TO BE SOLVED: To provide a negative electrode material for a lithium secondary battery in an industrial manner having as much discharge capacity as the maximum level discharge capacity of flaky graphite such as natural graphite or theoretical capacity determined by a graphite structure and overcoming problems on the flaky graphite. SOLUTION: Graphite for a lithium secondary battery negative electrode is obtained by treating carbon precipitated in the cooling process of a metal and carbon under melted conditions, with a carbon content of 90% by mass or more and less than 99% by mass and an average particle size of 200 μm or less. By giving highly purifying treatment to the carbon precipitated in the cooling process of the metal and the carbon under melted conditions, followed by crushing and air classification using a crusher selected out of an impeller mill, a jet mill, a Raymond mill and a ball mill, artificial graphite is obtained which has a carbon content of 90% by mass or more and less than 99% by mass and an average particle size of 200 μm or less. The lithium secondary battery uses the graphite as a negative electrode active material.
Patent JP-2001215200-A (JP)
Title: Optical measuring apparatus and surface state inspection apparatus
Inventor: HARADA MANABU
IPC: G01B11/00
Filed: 2000-02-02
Abstract: PROBLEM TO BE SOLVED: To provide an optical measuring apparatus such as a surface state inspection apparatus capable of obtaining the data of a detection position high in reliability at a high speed. SOLUTION: The optical measuring apparatus is equipped with at least two light receiving elements arranged in mutually different directions to detect the reflected light from the detection light spot on the surface of an object to be measured. A judge processing circuit is provided so that, when two detection position data obtained by these light receiving elements coincide with each other in an allowable error range, either one of two detection position data is selected as the primary effective detection position data at the projection point of the detection light spot and, when the primary effective detection position data is not selected,  the detection position data approximate within the range set with respect to the detection position data stored as the effective detection position data at the projection point of a just-before measuring place is selected as the secondary effective detection position data at the projection point of the detection light spot.
Patent JP-2001215044-A (JP)
Title: Air conditioning system
Inventor: CHIN KOUYOU
IPC: F24F11/02
Filed: 2000-02-03
Abstract: PROBLEM TO BE SOLVED: To save energy without causing a resident to feel cold draft by producing an air supply pattern of strong cold strong hot. SOLUTION: A variable air volume unit 8 comprises a two-directional fan 8-2. Air is supplied in the direction A at the time of cooling mode and in the direction B at the time of heating mode by switching the rotational direction of the fan 8-2. Consequently, cold air is supplied from an air outlet 3 at the time of cooling mode and hot air is supplied from an air outlet 4 at the time of heating mode. Air supply direction of the air outlet 3 is directed toward the seating position of a resident M. Air supply direction of the air outlet 4 is directed to avoid the seating position of the resident M.
Patent JP-2001223570-A (JP)
Title: Output port for driving driver
Inventor: TOJO HIROYUKI
IPC: H03K17/00
Filed: 2000-02-07
Abstract: PROBLEM TO BE SOLVED: To provide an output port where load power consumption can be reduced, to reduce peak output even when a plurality of drivers are simultaneously driven and to reduce the total output and peak output of an IC package including the plurality of drivers. SOLUTION: The output port for driving drivers is provided with a counter 13 initializing count data when clocks are counted to a prescribed value 256 and conducting counting from an initial value and repeating it, a plurality of ports OP1 to OP3 each including a register 11 for setting a level change start point at one period of counting, a register 12 for setting a level change end point, comparators 14 and 15 for switching the levels of the output signals of digital control E1 to E3, which are given to drivers 21 to 23 at the start and end points which are set, and a gate 16.
Patent JP-2001219589-A (JP)
Title: Thermal head and its manufacturing method
Inventor: YONEDA JUNICHI
IPC: B41J2/335
Filed: 2000-02-07
Abstract: PROBLEM TO BE SOLVED: To provide a thermal head and its manufacturing method which shows less change in a resistance value of heating elements and less degradation by wear of a protecting film with the use thereof and can stably record high-quality thermosensitive recording images for a long time. SOLUTION: This thermal head is comprised of a glaze layer, a heating resistor layer, a conductive layer constituting an electrode and a protecting layer sequentially coated on an electric insulating substrate. According to the thermal head and its manufacturing method, a predetermined heating history is applied to the heating resistor layer in a state with the oxygen blocked. The method is effective particularly when the thermal head has the protecting layer consisting essentially of carbon.
Patent JP-2001221227-A (JP)
Title: Cylindrical body and manufacturing method therefor
Inventor: TANAKA SHIGETO
IPC: G03G21/00
Filed: 2000-02-07
Abstract: PROBLEM TO BE SOLVED: To provide a high-quality image by manufacturing a cylindrical body having a small bulge in an end part of a pipe by flange connection of a developing sleeve, excellent flange wobble precision, and higher connection strength than a conventional cylindrical body. SOLUTION: In this cylindrical body, a connection part of a flange member 2 is inserted into the end part of a cylindrical member 4. Knurl parts 3, 5 are formed inside the end part of the cylindrical member 4 and/or in a peripheral part of the flange member 2. After heating the cylindrical member 4, the flange member 2 is fitted in the cylindrical member 4.
Patent JP-2001221789-A (JP)
Title: Measuring method for hemoglobin and the like
Inventor: SETOGUCHI YUJI
IPC: G01N30/26
Filed: 2000-02-08
Abstract: PROBLEM TO BE SOLVED: To provide a method for measuring hemoglobin and the like by a cation exchange liquid chromatography, free from the nonspecific absorption of hemoglobin and the like, capable of separating the hemoglobin and the like with high separability, and excellent in measurement reproducibility. SOLUTION: In this method for measuring hemoglobin and the like by the cation exchange liquid chromatography, eluate and/or a hemolysis reagent containing protein at a level not substantially affecting the measurement values is used.
Patent JP-2001218852-A (JP)
Title: Indwelling needle assembly
Inventor: ISHIDA MASAHIRO
IPC: A61M25/00
Filed: 2000-02-08
Abstract: PROBLEM TO BE SOLVED: To provide an indwelling needle assembly having excellent operability for piercing a blood vein and connecting an infusion line or the like and having high safety for disposal or the like. SOLUTION: This indwelling needle assembly 1 is provided with an outer needle hub 3 having a lumen section 31, a hollow outer needle 2 fixed to the outer needle hub 3, an inner needle hub 5, an inner needle 4 insertable into the outer needle 2 fixed to the inner needle hub 5, a protector 6 movable relatively to the inner needle hub 5 and capable of storing at least the needle tip 41 of the inner needle 4, and a pair of operating members 7 having a coupling section 72 installed on the outer needle hub 3 and capable of being coupled with the inner needle hub 5 and a blocking section 73 capable of blocking the middle of the lumen section 31 of the outer needle hub 3.  The operating members 7 can conduct an action to release the coupling between the coupling section 72 and the inner needle hub 5 and an action of the blocking section 73 to block the outer needle hub 3 nearly concurrently or continuously.
Patent JP-2001221772-A (JP)
Title: Electrochemical sensor
Inventor: ONO TAKASHI
IPC: G01N27/419
Filed: 2000-02-08
Abstract: PROBLEM TO BE SOLVED: To provide an electrochemical sensor capable of maintaining an NOx sensitivity characteristic, and simultaneously improving greatly a speed of gas response. SOLUTION: A detection electrode 7 of a mixed potential type of a metal oxide containing Cr formed on zirconia solid electrolyte 6 as a constitutive element is used, and an auxiliary electrode 10 comprising a noble metal having high activity to oxygen is formed. The detection electrode 7 formed on a solid electrolyte substrate is connected to the auxiliary electrode 10 of a noble metal electrode having high activity to oxygen through a collector 9.
Patent JP-2001224074-A (JP)
Title: Portable phone of a plurality of wireless communication systems
Inventor: NARUSE NAOKI
IPC: H04W48/16
Filed: 2000-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a portable phone of a plurality of wireless communication systems, which suppresses the out-zone current consumption and efficiently conducts channel scanning. SOLUTION: In the case that state before a state transition indicates power OFF and a state after the state transition indicates out-zone both systems A, B, channel scanning is conducted in the out-zone state according to pattern (1) where a consecutive operation is conducted first similarly to the systems A, B.  Furthermore, in the case that the state before the state transition indicates a standby state for the system A and out-zone state for the system B and the state after the state transition indicates out-zone for both systems A, B, the system B in the out-zone state before and after the state transition conducts out-zone state channel scanning according to a pattern (3) where intermittent operation at an interval of 60 seconds is continued and the system A that is shifted from the standby state into the out-zone state conducts out-zone state channel scanning according to a pattern (2) where intermittent operation at an interval of 2.0 seconds is carried out. Furthermore, the same operation is conducted when the systems A, B are replaced.
Patent JP-2001225816-A (JP)
Title: Squeezer for highly viscous substance
Inventor: YAMAMOTO YUKINOBU
IPC: B05C11/00
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a squeezer for a highly viscous substance wherein the highly viscous substance can be easily squeezed out of a highly viscous substance storage bag without waste and wherein the squeezing can be performed with as small labor as possible with excellent operability. SOLUTION: The squeezer comprises a base 10 on which the highly viscous substance storage bag is mounted, a pair of racks 26, 26 fixed on both sides of a mount surface 20 of the base 10 so that they extend in parallel to each other, and a roller 12 to be moved while rotating on the mount surface 20 placed on the surface 20 so that a pair of pinions 38, 38 attached to both ends of the roller 12 are engaged with the pair of racks 26, 26. It further comprises a rotating means 40 for rotating the roller 12 and guide members 22, 22 for guiding the roller 12 in a moving direction while preventing the roller 12 from floating from the mount surface 20. The roller 12 is rotated by the rotating means 40, whereby it is moved along an extending direction of the pair of racks 26, 26 on the mount surface 20 while being prevented from floating from the surface 20.
Patent JP-2001228528-A (JP)
Title: Image pickup device, image processor and image management method
Inventor: TANAKA HIROSHI
IPC: G04G5/00
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To provide an image pickup device, image processor and image management method which classify images in accordance with the data of photographing or photographing positions. SOLUTION: The image pickup device which photographs and records the images of subjects has an image pickup section 32 which picks up the images of the subjects, a GPS signal reception section 48 which receives date data and position data from a GPS satellite, a recording section 154 which records the photographing date data and photographing position data received by the GPS reception section 48 and the photographing position data by associating both on the image data picked up by the image pickup section 32 and an image data classification section 30 which classifies the image data to plural groups in accordance with the difference of the photographing date data and photographing position data associated with the image data recorded by the recording section 14.
Patent JP-2001229508-A (JP)
Title: Method for manufacturing thin film magnetic head
Inventor: SASAKI YOSHITAKA
IPC: C23F1/02
Filed: 2000-02-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a thin film magnetic head for controlling the dimension of the width of a magnetic pole and shortening the time required for forming it. SOLUTION: After an upper pole chip precursory layer 112a consisting of iron nitride is formed by sputtering, the surface of the upper pole chip precursory layer 112a is polished to be flattened. A first mask precursory layer 122a and a photoresist film are successively formed on the flattened upper pole chip precursory layer 112a. A photoresist pattern 132a having an opening part 132x is formed by selectively exposing the photoresist film for patterning in a photolithography process.  Since the surface of the first mask precursory layer 122a which is formed as the upper layer on the upper pole chip precursory layer 112a is also flattened by polishing the surface of the upper pole chip precursory layer 112a to flatten the surface, the breakage of the pattern due to the reflected light from a ground at the time of exposure can be suppressed and the opening part 132x of the photoresist pattern 132a can be formed with high accuracy.
Patent JP-2001235314-A (JP)
Title: Photographic system and two-dimensional image pickup apparatus for use therein
Inventor: KONDO TAKASHI
IPC: G01C3/06
Filed: 2000-02-22
Abstract: PROBLEM TO BE SOLVED: To provide a convenient photographic system capable of photographing both two-dimensional data and three-dimensional data. SOLUTION: The photographic system 1 has a two-dimensional image pickup apparatus 3 and a three-dimensional measuring apparatus 4 detachably mounted thereto. The two-dimensional image pickup apparatus 3 includes an area sensor 11 for picking up two-dimensional images of the subject of photography; a group of lenses 13 for forming an image of the subject of photography on the area sensor 11; input means for inputting measurement information from the three-dimensional measuring apparatus 4; and means for adjusting the focal conditions of the group of lenses 13 according to the measurement information.  The three-dimensional measuring apparatus 4 includes means for obtaining measurement information by measuring the distance to the subject of photography with respect to at least one point, and output means for outputting the measurement information to the two-dimensional image pickup apparatus 3.
Patent JP-2001232992-A (JP)
Title: Eraser
Inventor: ASAI KOJI
IPC: B43L21/04
Filed: 2000-02-22
Abstract: PROBLEM TO BE SOLVED: To provide an eraser which can be fixed onto a white board and is excellent in operability. SOLUTION: The eraser 1 is provided with slanted parts 5a (5b) formed in the ends of a retaining member 3 while the slanted surfaces (the angle of inclination θ1 is 45 degrees) are provided with magnets 4a (4b). Accordingly, the eraser 1 can be fixed onto the white board WB. The magnetic force of the magnets 4a (4b) will not affect substantially upon wiping whereby the wiping can be effected smoothly. Works from the beginning of the use of the same until the re-storage of the same can be effected continuously without changing the holding style of the same. Accordingly, the eraser 1 can be fixed onto the white board WB and the handling of the same is very easy.