baber/WOPTO huggingface dataset:
Patent JP-2000173539-A (JP)
Title: Fluorescent lamp and compact self-ballasted fluorescent lamp
Inventor: NISHIO KIYOSHI
IPC: H01J61/32
Filed: 2000-01-31
Abstract: PROBLEM TO BE SOLVED: To provide a fluorescent lamp capable of lessening its bulb diameter. SOLUTION: A bulb 31 is 8 to 11 mm in outer tube diameter and 0.7 to 1.0 mm in thickness, and a discharge passage 39 is formed in bent shape by connecting multiple tubes 34a, 34b, 34c in sequence. Thin pipes 40a, 40c are provided on the ends without an electrode of the tubes 34a, 34c at both ends of the bulb 31. A fluorescent part 32 is formed on the inner surface of the bulb 31. Sealed gas is sealed in the bulb 31. Electrodes 33 are sealed at both ends in the bulb 31. The thin pipes 40a, 40c excellent in exhaust conductance and exhaust efficiency and larger than a certain size can be provided on the ends without an electrode of the tubes 34a, 34c, thereby facilitating sealing the electrodes 33 at the ends with an electrode of the tubes 34a, 34b.
Patent JP-2001217265-A (JP)
Title: Gate commuting turn-off thyristor module
Inventor: OTA KENJI
IPC: H01L23/051
Filed: 2000-02-01
Abstract: PROBLEM TO BE SOLVED: To provide a gate commuting turn-off thyristor module in which the resistance component and the inductance component in the route of a gate current are reduced and which is assembled easily. SOLUTION: The gate terminal board 1 of a GCT thyristor 90, the connection board 70 of a driving device and a cathode electrode plate 10 are sandwiched between a pair of metal rings 7A, 7C which are tightened by a screw 8. The cathode electrode plate 10 is connected to the cathode post electrode 31 of the GCT thyristor 90. The screw 8 is insulated electrically from the metal ring 7A and the gate terminal board 1 by an insulator 9. By this constitution, the gate terminal board 1 and the cathode electrode plate 10 are connected direclty to a first metallized layer 5 and a second metallized layer 6 which are arranged and installed on both main faces of the connection board 70.
Patent JP-2001217495-A (JP)
Title: Laser device and laser processing apparatus
Inventor: FURUTA KEISUKE
IPC: B23K26/00
Filed: 2000-02-02
Abstract: PROBLEM TO BE SOLVED: To provide a laser device and laser processing apparatus which consists of relatively simple and low-cost components and has no aging defects of the components. SOLUTION: The laser device comprises a laser medium having a laser light amplification function and a resonator mirror disposed opposite to an end part of the laser medium. An image pickup device is held non-contact with the laser light. When the device is in operation, scattered light from the resonator mirror is detected by the image pickup device to monitor the position of the laser light.
Patent JP-2001214340-A (JP)
Title: Twisted yarn for car seat and fabric for car seat using the same
Inventor: SHIOTSUKI YOSHIKAZU
IPC: D03D15/00
Filed: 2000-02-04
Abstract: PROBLEM TO BE SOLVED: To obtain both a fabric for car seats capable of reducing the loss in processing and producible at a low cost and a twisted yarn used for producing the fabric. SOLUTION: This twisted yarn for the car seats is characterized in that two yarns are crossed in the form of X on (A) a stretchable yarn (e.g. a polyester) to doubly cover the stretchable yarn (A) and at least one of the crossing yarns is (B) a low-melting yarn (e.g. nylon). Since the A is used as a core and the B in S-twist and the C in Z-twist are wound around the A, the B and C are crossed to provide the form of X. The fabric for the car seats is characterized in that the twisted yarn in an amount of >=5% based on the whole weft yarns is used and woven.
Patent JP-2001217526-A (JP)
Title: Manufacturing method of printed wiring board
Inventor: TAKAI KENJI
IPC: H05K3/06
Filed: 2000-01-31
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for a printed wiring board which has no peeling resist left and high wiring density. SOLUTION: By the manufacturing method for the printed wiring board which has a process wherein a photoresist layer is formed on an insulating resin layer having an electrification layer provided on its top surface and then etched away after a conductor circuit is formed by electroplating after exposure development, the photoresist layer is etched away with an oxidizer.
Patent JP-2001215366-A (JP)
Title: Optical fiber assembly and optical module using it
Inventor: MATSUBARA TAKAHIRO
IPC: G02B6/42
Filed: 2000-01-31
Abstract: PROBLEM TO BE SOLVED: To provide an optical fiber assembly having high quality and high yield and also to provide a superior optical module using this assembly. SOLUTION: The optical fiber assembly characteristically consists of a short optical fiber 20 and a supporting body 11 that has a through-hole 11a and that holds the short optical fiber 20 with its one end inserted into the through-hole 11a and with the other end partially exposed; the assembly is also characterized by the design in which the supporting body 11 is shaped cylindrically on the side for inserting the short optical fiber 20 and semi-cylindrically on the side for exposing the short optical fiber 20.
Patent JP-2001219096-A (JP)
Title: Separation plate type centrifugal separator
Inventor: TANAKA YASUHISA
IPC: B04B1/08
Filed: 2000-02-08
Abstract: PROBLEM TO BE SOLVED: To provide a separation plate type centrifugal separator which is capable of precisely regulating an opening degree of a valve cylinder at partial discharge and hardly gives rise to the unbalance of a rotating body during rotation. SOLUTION: This separation plate type centrifugal separator 1 is mounted with the separation plates laminated in a multiplicity in the axial direction of a guide cylinder within the rotating body, is introduced with a raw liquid from the guide cylinder into a separation chamber, separates sludge by centrifugal force and discharges the sludge to the outside by activating the valve cylinder mounted within the rotating body 3 in the axial direction with working water, thereby opening and closing a sludge discharge port. A revolving shaft 2 in the lower part of a large-diameter column section 3b of the rotating body 3 is provided with respectively at least >=1 pair of partial discharge mechanism 6 and total discharge mechanism 7 for sludge discharge in positions symmetrical with the shaft.
Patent JP-2001221742-A (JP)
Title: Analytical method of trace organic silicone
Inventor: MIYATA HIROYUKI
IPC: G01N21/01
Filed: 2000-02-08
Abstract: PROBLEM TO BE SOLVED: To provide an analytical method capable of executing quantitative analysis of a trace organic silicone, and to establish a measurement condition for improving analytical sensitivity and analytical precision in the analytical method. SOLUTION: Sodium carbonate is coated on the inside of a cuvette pan of a frameless atomic absorption spectrometry device, and the organic silicone which is a sample is injected onto the cuvette pan, and the quantitative analysis of the organic silicone is executed by a frameless atomic absorption spectrometry method.
Patent JP-2001221205-A (JP)
Title: Single acting type pneumatic actuator
Inventor: HAGIWARA HIDEO
IPC: F15B15/24
Filed: 2000-02-09
Abstract: PROBLEM TO BE SOLVED: To solve such problems of increasing a financial burden on an user and complexity in mounting work by using a positioner when adding a function of stopping and holding a valve in an intermediate position to a conventional single acting type pneumatic actuator carrying out two position operation, and capable of driving and holding the valve either in a full-close position or a full-open position. SOLUTION: In this single acting type pneumatic actuator, an additional unit 18 including a cylinder 15 for expansion, an additional piston 16 and a stopper bold 17 is mounted on an edge part 1b wherein a spring member 7 of a cylinder 1 is not arranged, thereby the function of stopping and holding the valve in the intermediate position can simply be added with a low cost.
Patent JP-2001228709-A (JP)
Title: Toner developing device, process cartridge and electrophotographic recorder
Inventor: MURAKAMI EISAKU
IPC: G03G15/08
Filed: 2000-02-16
Abstract: PROBLEM TO BE SOLVED: To prevent the deterioration of a developing roller or adverse influence exerted on image formation because of installing toner sealing structure on the developing roller. SOLUTION: A sealing pad 11 is disposed between the opposite side of the developing roller 4 to the surface of the roller 4 opposed to a photoreceptor drum 1 and the inner wall of a developing case 3, and toner Ta is made to intervene as a lubricant in a gap abutting on the roller 4 on the pad 11. By making the toner Ta intervene as the lubricant, friction and frictional resistance between the pad 11 and the roller 4 reduced even though the pad 11 is made to abut on the roller 4 for the purpose of toner sealing in the conventional manner, so that frictional heat and the increase of driving torque are restrained, the roller 4 is prevented from being damaged, and operation is made stable.
Patent JP-2001228768-A (JP)
Title: Image forming device
Inventor: SATO MAKOTO
IPC: G03G21/10
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To obtain a smooth opening and closing movement of a shutter while obtaining a good seal effect. SOLUTION: The image forming device is equipped with a discharge port 178a of waste toner provided at a tubular passage 178 in which the waste toner removed from an image carrier is transported, and a shutter 172c slidably provided to the tubular passage for opening and closing the discharge port. In the tubular passage, a sealing member 179 is provided on both sides of the sliding direction of the shutter at the discharge port. Relating to the length in the sliding direction of the shutter of the sealing member, the length la of sliding direction side 179a to the opening direction is made longer than the length Lb of the sliding direction side to the closing direction.
Patent JP-2001224433-A (JP)
Title: Brush
Inventor: UZAWA AKIHIKO
IPC: A46B3/22
Filed: 2000-02-21
Abstract: PROBLEM TO BE SOLVED: To make its possible to clean or polish an object with a brittle surface by providing a brush with extra fine bristles. SOLUTION: The brush 1 is used for cleaning or polishing and a finder bundle body 3 with extra fine fibers 2 bundled together is planted on a brush body 10.
Patent JP-2001234296-A (JP)
Title: Stainless steel sheet for battery case, and its manufacturing method
Inventor: HIRAMATSU NAOTO
IPC: C22C38/42
Filed: 2000-02-21
Abstract: PROBLEM TO BE SOLVED: To obtain a stainless steel sheet for battery case, in which contact resistance is reduced by the precipitation of a Cu-enriched phase or the concentration of Cu in a surface layer. SOLUTION: In this stainless steel sheet, contact resistance can be reduced by using, as a base material 1, a stainless steel in which a second phase containing >=1.0 wt.% Cu and composed essentially of Cu is dispersedly precipitated at a rate of >=0.2 vol.% in a matrix and forming a passive film 3 on the surface of the base material except a surface part where the second phase 2 composed essentially of Cu is precipitated or concentrating Cu contained in the outermost layer of the stainless steel sheet or in the passive film so that the ratio of Cu concentration to Si concentration and Mn concentration, Cu/(Si+Mn), becomes >=0.5. Further, the exposure of the second phase composed essentially of Cu at the surface can be combined with the concentration of Cu in the passive film or the outermost layer.
Patent JP-2001235511-A (JP)
Title: Measuring method and measuring device of electronic part
Inventor: YAMADA KENJI
IPC: G01R31/26
Filed: 2000-02-22
Abstract: PROBLEM TO BE SOLVED: To provide a the measuring method and the measuring device of an electronic part capable of peeling off simply the electronic part stuck on a heating plate without requiring a special peeling work. SOLUTION: This measuring device is equipped with a tray 1 on which plural storing recessed parts 2 for storing the electronic part 5 therein, the heating plate 20 arranged over the tray 1, and measuring terminals 31 for measuring electric characteristics of the electronic part by being thrust up from terminal insertion holes 3 formed on the bottom surface of the recessed part 2, to press the electronic part 5 onto the heating plate 20. After pulling down the measuring terminals 31, the heating plate 20 and one side of the tray 1 are moved in the lateral direction in the state where the interval h between the heating plate 20 and the tray 1 in the vertical direction is adjusted below the thickness of the electronic part 5, to peel off the electronic part 5 stuck on the heating plate 20 by the side of the recessed part 2.
Patent JP-2000247922-A (JP)
Title: Intermediate for vitamin d synthesis
Inventor: DANIEWSKI ANDRZEJ ROBERT
IPC: C07B61/00
Filed: 2000-02-22
Abstract: PROBLEM TO BE SOLVED: To provide an improved method for preparing (3aR,4S,7aS)-4- bromooctahydro-7a-methyl-1H-indene-1,5-dione. SOLUTION: (S)-(+)-2,3,7,'7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione is reacted with diisobutylaluminum hydride and hexamethylphosphoric triamide in the presence of a catalyst of the formula: R-Cu (R is a group of the formula; R1, R2 and R3 are each independently selected from a 1-7C alkyl, phenyl, phenyl substituted with at least one or more 1-4C alkyl groups, benzyl and a group composed of benzyl substituted with at least one or more 1-4C alkyl groups) to form a reduced substance, which is treated with a bromine-containing electrophilic reagent.
Patent JP-2001235140-A (JP)
Title: Combustion-controlling device of total combustion burner
Inventor: TANIMURA YOSHITAKA
IPC: F23N5/00
Filed: 2000-02-23
Abstract: PROBLEM TO BE SOLVED: To prevent the improper operation of a mixture ratio adjustment means when the mixture ratio between fuel and air for combustion in a ventilation path is within a proper range. SOLUTION: A combustion control means H executes a reference rotary speed operation processing for obtaining a reference rotary speed to set an object to heated to a target heated state based on the amount of combustion and the reference relationship of a burner 3 that is obtained from the detection information of thermal state before heating the object to heated in parallel with a combustion control processing,  and at the same time executes a mixture ratio adjustment processing for controlling a mixture ratio adjustment means 15 so that the mixed ratio between fuel and air for combustion at a ventilation path 7 is within a proper range based on the detection information of a mixture ratio detection means 17 when the deviation between a reference rotary speed that is obtained by the rotary speed operation processing and the actual rotary speed of a ventilation fan 4 due to the execution of the combustion control processing being detected from a rotary speed detection means 4a deviates from a set tolerance and a mixing ratio that is detected from the mixture ratio detection means 17 deviates from a proper range.
Patent JP-2001238168-A (JP)
Title: Digital camera
Inventor: SUENAGA KAZUNORI
IPC: H04N5/225
Filed: 2000-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a digital camera which can preferentially display a desired image out of multi-image data recorded at a recoding part in a short time and with a simple operation. SOLUTION: When the digital camera 1 is set in a reproduction state, an image produced from the image data having the highest priority is displayed on an LCD 51. A guide 60 is included in the image to show the priority of the image. The priority is given at the same time when the image is photographed by the camera 1 or after the image is photographed. The displayed image can be easily switched to another image of a different priority with operations of input buttons 111-117 and these priorities are included in the image data as the priority data. Thereby a user is not required to perform the operation for retrieving the image the user wants to reproduce, so that the time required for displaying the desired image can be shortened and furthermore the operation of the camera 1 is facilitated.
Patent JP-2001232837-A (JP)
Title: Thermal head
Inventor: ARISHIMA MITSUHIDE
IPC: B41J2/335
Filed: 2000-02-24
Abstract: PROBLEM TO BE SOLVED: To provide a thermal head which can form a favorable print with less density irregularity even when repeatedly used for a long time. SOLUTION: In this thermal head, many heating elements 2 are linearly arranged to an upper face along one side of a rectangular substrate 1, which is placed on a supporting plate 3 of a length equal to or larger than a length of the substrate 1. Cooling members 4a, 4b and 4c are mounted to a side face and/or an upper face of the supporting plate 3 along the arrangement of the heating elements 2 to absorb heat in the supporting plate 3 more at a central region than at both end regions in a longitudinal direction of the supporting plate. A refrigerant is circulated inside the cooling members 4a, 4b and 4c.
Patent JP-2001231820-A (JP)
Title: Foot rest structure of wheelchair
Inventor: MATSUNAGA SHIGEYUKI
IPC: A61G5/02
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To provide a foot rest structure of a wheelchair in which the tip of a foot plate simply abuts on the outer peripheral wall of a Western-style stool to rotate the foot plate upward. SOLUTION: Foot load plates 13 are rotatably placed on foot rest supports 12 arranged on front frames 11 of a wheelchair body in the foot rest structure 100 of the wheelchair. The foot rest supports 12 are bent from the front frames 11 toward a seat so that rotation fulcrums of the foot load plates 13 are placed on the seat side of the front edge of the front frames 11.
Patent JP-2001244698-A (JP)
Title: Circuit board and lead wiring method
Inventor: OISHI HIROYUKI
IPC: H05K13/06
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To significantly reduce possibility of erroneous wiring, related to a circuit board where a lead is wired along a surface and the lead is fixed on the surface, as well as a lead wiring method for wiring the lead on the circuit board. SOLUTION: Lines 321, 322, and 323 are formed for guiding a wiring route on a circuit board.
Patent JP-2001250465-A (JP)
Title: Circuit breaker
Inventor: TOYAMA KENTARO
IPC: H01H71/52
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To improve a contact switching mechanism so as to attain a miniaturized and compacted circuit breaker as well as the upgrading of the contact parting motion and circuit breaker operability. SOLUTION: The circuit breaker comprises a contact for the main circuit energized by a contact spring at the bottom part inside the circuit breaker casing, a contact switching mechanism 12 provided at an upper part of the main circuit contact and with an assembly of a switch lever 10, toggle links, a switch handle 11, a latch 17, etc., and an overcurrent protection. The toggle links consist of a first link 16 installed by suspending between the switch lever and the upper toggle shaft 15 and a second link installed in a state of V-shaped overlapping with the first link and between the toggle shaft and the latch 1. The switching spring 21 is coupled to the toggle shaft and switch handle 11 and bridged to a tip end of the handle lever 11a extended downward.  This serves in reducing the occupying space of the contact switching mechanism to the elevation direction so that the circuit breaker becomes smaller and more compact.
Patent JP-2001247541-A (JP)
Title: Method of producing carotene
Inventor: MATSUO TAKAYUKI
IPC: C07C403/24
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a production method capable of preventing the vicinity of the interface from emulsified at the time of separation by still standing, and capable of efficiently separating carotene from an ester containing the carotene. SOLUTION: A hydrophilic solvent and water are added to and mixed with the ester containing the carotene, and the resultant mixture is regulated so as to have pH 5.0-6.5. The pH-regulated mixture is allowed to stand still to separate the carotene. The range of the pH is preferably 5.8-6.2. The ester containing the carotene is preferably the ester obtained by subjecting a vegetable oil and fat to alcoholysis.
Patent JP-2001250183-A (JP)
Title: Emergency notification system for vehicle
Inventor: KUBO TOSHIYASU
IPC: H04W4/90
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To eliminate the need to provide a position detecting means such as a GPS and to automatically give an alarm at the time of an accident only by a ride on a vehicle together with a portable telephone set. SOLUTION: An on-vehicle device is mounted on an automobile and when a passenger who carries a portable telephone set of a W-CDMA system rides on the automobile, a short-distance radio connection is made by the bluetooth standard to establish a link with the portable telephone. If a shock is applied to the automobile, the on-vehicle device detects accident occurrence and makes the portable telephone set dial a specific notification number. Once a mobile station side detects the dialing, a distance measurement signal is sent to the portable telephone set through base stations 2a to 2c to measure the distance, so that the coordinates are found. An accident information center 6 receives notice of the accident occurrence and refers to a map database according to position coordinate information to estimate the accident site.  It is made ready that the component police office 7a and firehouse 7b can be informed and a telephone call can be made by transfer. A proper department can speedily grasp the accident state to take emergency actions.
Patent JP-2001252778-A (JP)
Title: Welding method for combined members
Inventor: SHIRAI HIDEAKI
IPC: B23K26/21
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a welding method for combined members with an excellent coaxial accuracy. SOLUTION: When a hollow member 11 and an inserting member 12 are prepared and a combined member 1 is formed by joining both members in a form that the inserting member 12 is inserted into the hollow member 11, a correction welding process is provided for correcting the coaxial accuracy of the combined member 1 by providing a partially welded part 14 at the lapping part 13 where the hollow member 11 and the inserting member 12 are lapped together.
Patent JP-2001250972-A (JP)
Title: Semiconductor element
Inventor: YAGI SHIGERU
IPC: H01L31/04
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor element which can freely select the optical gap of a wide range, whose sensibility is high, in which the linearity of output current against light quantity is good and which is inexpensive even if an area is large. SOLUTION: In a semiconductor element, a conductive film 21 is installed on an opaque conductive substrate 20, and a semiconductor layer 22 including one or above elements selected from the elements of a group IIIA in a periodic table and more than one element selected from the elements of a group VA is disposed on the conductive film. It is desirable that the opaque conductive substrate is a metallic substrate where printing or a picture is displayed and the conductive film is transparent. Then, it is desirable that the conductive film is formed of gold, silver or platinum.