baber/WOPTO huggingface dataset:
Patent JP-2003289771-A (JP)
Title: Squid fishing tackle
Inventor: KAIRIKU HAMAKO
IPC: A01K91/06
Filed: 2002-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide squid fishing tackle having a structure capable of surely catching an oval squid (Sepioteuthis lessoniana), by solving a problem that conventional fishing tackle, such as Yaen-type tackle, is affected by timing when the tackle is made to sink along a main fishline thereof.  <P>SOLUTION: In this squid fishing tackle 1, a joint 2a to which a fishline 10 is fastened is positioned at one of both the ends of a main strand 2 of a wire, a fishhook 8 is positioned at the other end, an extendable part 2b is positioned at an intermediate area of the main strand 2 so as to make the main strand 2 extendable, and a spiral spring part 2c is positioned at the intermediate part so that a cranked trap strand 5 in which one of both the ends has another fishhook 9 and the other end is fastened to the main strand 2 is passed through the spring part 2c. The extendable part 2b is formed into a spiraled shape by spiraling the main strand 2 so as to be extendable, and is used as the spiral spring part 2c at the same time. A bent part 5b is positioned on such an area of the trap strand 5 that the bent part 5b is located on a side near the fishhook 8 when the extendable part 2b is not extended and the bent part 5b is inserted into the spiral spring part 2c when the extendable part 2b is extended.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003296886-A (JP)
Title: System for alarming presence/absence of crossing pedestrian to passing vehicle
Inventor: NAKATANI KENJI
IPC: G08G1/09
Filed: 2002-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To surely prevent a collision with a crossing pedestrian by recognizing the presence/absence of the crossing pedestrian at a place to be in the dead angle of a stopped vehicle viewing from a passing vehicle side beforehand at the time of passing the stopped vehicle from behind.  <P>SOLUTION: A system comprises a road side detector (crossing pedestrian detection sensor 11, crossing pedestrian detection judgement processing part and transmitter 13) 1 for detecting the presence/absence of the crossing pedestrian TA within a detection range OB on a road RD to be in the dead angle at least on the front side of a route bus V1 viewing from the side of a succeeding vehicle 2 trying to pass the route bus V1 stopped on the road RD from the behind, and on-bus equipment (receiver 21 and on-vehicle type information providing device 22) 2 for providing attention arousing information regarding the crossing pedestrian for the succeeding vehicle from the rear part side of the route bus in the case that it is detected that the crossing pedestrian TA is present within the detection range OB by the road side detector 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003300930-A (JP)
Title: Method for producing ester compound
Inventor: YAMANASHI HISASHI
IPC: C07C67/055
Filed: 2002-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing an ester compound in a short time and in a good efficiency without requiring an additive such as oxygen or a hydrogen receptor, etc., and also without being restricted by equilibrium.  <P>SOLUTION: This method for producing the ester compound by dehydrogenating a mixture consisting of an aldehyde and an alcohol in a liquid phase is characterized by using an 8th group transition metal catalyst having at least 1 ligand selected from (i) a single position phosphine ligand having 1 alkyl group and 2 aryl groups as substituents, (ii) a single position phosphine ligand having 2 alkyl groups and 1 aryl group as substituents and (iii) a phosphine ligand with 2 positions formed by bonding phosphorus atoms at both ends of an alkyl chain and expressed by following formula (1).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003295638-A (JP)
Title: Image forming apparatus
Inventor: NIIMURA TAKESHI
IPC: G03G15/20
Filed: 2002-04-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide measures to cope with temperature rise in an image forming apparatus caused by a fixing device.  <P>SOLUTION: The image forming apparatus is provided with a heating device and a sheet metal for pressuring a pressure roller on the upper surface of a fixing device part. When the apparatus is provided with a main body side plate, the sheet metal for pressuring and the main body side plate are brought into contact or joined with each other.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003290946-A (JP)
Title: Apparatus for evaluating laser welding quality, and process and equipment for laser welding
Inventor: MATSUMOTO SEIICHI
IPC: B23K26/00
Filed: 2002-04-05
Abstract: <P>PROBLEM TO BE SOLVED: To improve evaluation accuracy in an apparatus which evaluates the quality of a laser welding on the basis of the detection signal of an AE (acoustic emission) sensor.  <P>SOLUTION: A pressure roller 20 presses around the weld zone 32 of objects to be welded 30 to thereby bring the objects to be welded 30 into close contact with each other, and improves welding efficiency. An AE sensor 22 is provided in a shaft supporting part 18 which supports the rotary shaft of the pressure roller 20. An AE wave produced in the weld zone 32 propagates the pressure roller 20 and the shaft supporting part 18, and is detected with the AE sensor 22. The attenuation of the AE wave decreases and the S/N ratio of the detection signal of the AE sensor 22 improves, because an airspace is not inserted on the way. A detection is always performed on a fixed conditions, because the AE sensor 22 always exists in a fixed positional relationship to the weld zone 32.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003300081-A (JP)
Title: Waste water treatment method
Inventor: SHIRAISHI KENJI
IPC: C02F1/62
Filed: 2002-04-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a waste water treatment method which stably enables the low-cost and high-efficiency removal of heavy metals.  <P>SOLUTION: In the preceding step, the pH value of treated water is enhanced higher than the initial value and is kept basic and, at the same time, ferric chloride as a coagulant is added to the treated water, thereby, nickel and other heavy metals in the treated water is coagulated and is precipitated and separated as the hydroxides. In the subsequent step, a heavy metal removing agent is added, the treated water after the addition is filtered and the remaining amount of nickel in the treated water is reduced.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003301426-A (JP)
Title: Delineator post
Inventor: NAKA YOJI
IPC: E01F9/685
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a stable and strong strength and enhance durability with less breakage by simple assembling working while reducing manufacturing and maintenance cots by a smooth passing and moving function of a vehicle or the like, an external appearance design function and shared components.  <P>SOLUTION: A cylindrical pole body 1 bent and deformed by contact or the like with other matters, a base 2 having projected cylindrical part 2A fitted into a lower end of the inside of the pole body 1 and a grounding annular part 2B, and a ring 3 having a downward inclined face part 3B toward a cylindrical part 3A externally-fitted to the pole body 1 and an outer peripheral edge are manufactured as independent components. The pole body 1 and the base 2 can be fixed by elastically engaging an engaging projection 6 formed on a projected cylindrical part 2A of the base 2 with a hole 5 formed on a lower end peripheral part 1a of the pole body 1. The ring 3 can be fixedly tightened through a screw member from downward of the base 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003307132-A (JP)
Title: Two-cycle engine having stepped piston
Inventor: YUASA TSUNEYOSHI
IPC: F02M71/02
Filed: 2002-04-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a two-cycle engine having a stepped piston capable of effectively preventing a blow-by phenomenon of mixture even with a simple and inexpensive constitution.  <P>SOLUTION: A two-step piston 10 having a small diameter part 10a and a large diameter part 10b is fitted to a two-step cylinder 1 having a small diameter part 1a and a large diameter part 1b, so as to form an annular subsidiary chamber 11 between the cylinder 1 and the small diameter part 10a of the piston 10. This engine comprises an air passage 24 introducing air mixed with oil into a crank chamber 29; a mixture passage 21 introducing the mixture to the subsidiary chamber 11; a scavenging passage 30 supplying the air in the crank chamber 29 to a combustion chamber 2; and an injection passage 70 injecting the mixture in the subsidiary chamber 11 from an inner periphery of the cylinder 1 upwards inclinedly to the combustion chamber 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003302692-A (JP)
Title: Camera
Inventor: SAWAUMI MITSUO
IPC: G03B17/18
Filed: 2002-04-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a camera equipped with a notifying means which does not hinder photographing, for example, in the case of photographing the ecology of an animal which is active at night without making the animal sense the photographing.  <P>SOLUTION: The camera to photograph a subject is equipped with a notifying state detection means for detecting the occurrence of a state about which an operator should be notified, and the notifying means for notifying the operator by vibration to stimulate operator's feeling by receiving the detected result of the state about which the operator should be notified by the notifying state detection means.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003305596-A (JP)
Title: Method for forming annular powder molded article and forming device used in the same
Inventor: MURATA TORU
IPC: B30B15/30
Filed: 2002-04-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for forming an annular powder molded article having little deviation of density and little variation of mass with a short cycle time, and also to provide a forming device used for the same.  <P>SOLUTION: In a 3-axis servo forming device 7, the outer and inner peripheries of an annular cavity 2 are formed by an upper punch and lower punch, respectively and a bottom thereof is formed by a core 6. The upper and lower punches 4, 5 have servo motors 711, 721 to drive themselves, respectively and the core 6 has a servo motor 731 to drive itself. The upper and lower punches 4, 5 and the core 6 are controlled by a controller to control respective servomotors 711, 721, 731, thus the shape of the space of the annular cavity 2 is configured to be varied during time for filling powder 10 and press forming.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003202424-A (JP)
Title: Method and apparatus for manufacturing light guide plate
Inventor: NAKABASHI SUMIO
IPC: B29C45/37
Filed: 2002-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To improve the quality of a light guide plate 12 while lowering the manufacturing cost.  <P>SOLUTION: A light guide plate 12 is manufactured by arranging an electroformed replica plate 24 in a metal mold cavity 26. When the kind of the light guide plate 12 is changed, the replica plate 24 is only replaced and the metal mold itself need not be changed. The replica plate 24 has its thinnest part set to ≥0.8 mm thick, or thick, so a fitting surface 20a of a 2nd metal mold 20 where the replica plate 24 is fitted may be coarser than before.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003306931-A (JP)
Title: Creating method for underground hardened matter
Inventor: SAWAMURA TOYOJI
IPC: E02D3/12
Filed: 2002-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To reduce consumption of a hardener or a chemical by creating a columnar underground hardened matter having less irregularities by uniformly supplying the hardener or chemical.  <P>SOLUTION: A filling tube 6 provided with a jetting nozzle 10 at the side surface of the tip portion is inserted to the ground, a hardener or a chemical is supplied to the filling tube 6 under a high pressure to the filling tube 6 and injected from the jetting nozzle 10, the filling tube 6 is rotated discontinuously and is pulled out step by step every predetermined distance and a columnar underground harden matter 11 is created.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003313044-A (JP)
Title: Method for manufacturing photonic crystal fiber
Inventor: NAKAZAWA MASATAKA
IPC: C03B37/027
Filed: 2002-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a high-quality photonic crystal fiber by surely avoiding collapse or expansion during fiber drawing.  <P>SOLUTION: A large number of small-diameter quartz tubes 3 are bundled around a small-diameter quartz rod 2, the bundle 4 is inserted into a quartz jacket tube 5, and both ends of the quartz jacket tube 5 are sealed to form a fiber preform 6. After the inside of the preform 6 is evacuated to specified pressure, the preform 6 is drawn into a specified diameter. Thereby, the high- quality photonic crystal fiber can be obtained because collapse of the small- diameter quartz tubes is prevented and a preferable PC (photonic crystal fiber) structure can be maintained and a change in the outer diameter due to expansion of pores can be prevented.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003308138-A (JP)
Title: Electronic equipment and method for controlling driving of the equipment
Inventor: ANDO MOTOAKI
IPC: G06F1/08
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To reduce power consumption by controlling the driving power of a memory as necessary according to the use condition of a personal computer.  <P>SOLUTION: A power source detection circuit 6 detects whether a personal computer 1 is driven by a battery 2, or driven by connecting an AC power source 3, and transmits the driving state to a clock switching circuit 7. When it is noticed that the battery driving is switched to the AC power source driving based on a power source switching notice from the power detection circuit 6, a clock switching circuit 7 instructs a clock generator 5 to decrease a clock frequency from a high speed to a low speed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003314532-A (JP)
Title: Combined roller
Inventor: MIYAUCHI KIYOSHI
IPC: A45C5/14
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a freely rotating combined roller used for a transporting means for transporting a light article or a heavy article such as a suitcase for travel or a construction machine used in a construction spot.  <P>SOLUTION: The combined roller 1 comprises bearing parts and ring parts provided in a roller main body part divided in semicircular half parts and combining engaging means. The bearing parts are opposed to each other and the combined roller is fitted to the shaft of the transport means and the engaging means are engaged therewith, so that one wheel 4 is formed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003012789-A (JP)
Title: Method for producing polyester
Inventor: HARA ATSUSHI
IPC: C08G63/88
Filed: 2002-04-22
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a polyester having excellent continuous moldability over a long period and giving a molded article, especially a heat-resistant hollow molded article having excellent transparency and dimensional stability with heat and small variation of crystallization rate. SOLUTION: The polyester is produced by contacting chips of a polyester containing ethylene terephthalate as a main recurring unit under flowing condition with at least one member selected from a member made of a polyolefin resin, a member made of a polyamide resin, a member made of a polyacetal resin and a member made of a polybutylene terephthalate resin. In the production process, the ratio A of the surface area (cm<2> ) of the member to the surface area (m<2> /hr) of the treated polyester chips per unit time satisfies the formula A=[surface area (cm<2> ) of the member]/[the surface area (m<2> /hr) of the polyester chips per unit time]=0.005-6.
Patent JP-2003313538-A (JP)
Title: Polyurethane coating film waterproof material
Inventor: MOROZUMI SHINGO
IPC: C09D175/04
Filed: 2002-04-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polyurethane-based coating film waterproof material good in balance between pot-life and curability and enabling stable on-site work throughout the year irrespective of low or high temperatures.  <P>SOLUTION: The polyurethane coating film waterproof material comprises a combination of a chief agent consisting mainly of an isocyanate group- terminated prepolymer containing 1.5-4 wt.% isocyanate groups prepared by reaction between a polyol and a tolylene diisocyanate containing ≥80 wt.% of 2,4-tolylene diisocyanate and a curing agent comprising an aromatic polyamine crosslinking agent as the reactive main component with said isocyanate group and a plasticizer. In the above-mentioned polyol, the diol(s) consist mainly of a polyoxypropylene polyol and/or polyoxyethylene polyol 1,500-4,000 in average molecular weight and the triol is selected so as to be 90-3,000 in average molecular weight, and further, the equivalent ratio of the isocyanate group to the amino group in said aromatic polyamine (isocyanate group/amino group) is 0.8-2.0.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003311453-A (JP)
Title: Laser welding method and welding set
Inventor: UCHIHARA MASATO
IPC: B23K26/32
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To surely and easily prevent the formation of a pore in a weld zone without embossing the material to be welded and while suppressing an increase of a manufactured cost as far as possible in superposing two galvanized steel sheets on each other and welding these sheets.  <P>SOLUTION: The galvanized steel sheets 4a and 4b are lap welded by superposing these steel sheets on each other in their thickness direction, and irradiating the superposed section of the steel sheets 4a and 4b with a laser beam from the side of the steel sheet 4a toward the side of the steel sheet 4b. At this time, an elongation deformation is generated in the section desired to be welded of the steel sheet 4a to from the projecting deformation to the direction opposite to the other steel sheet 4b, by which a closed clearance 5 is formed between the steel sheets 4a and 4b and thereafter the section desired to be welded formed with the projecting deformation is irradiated with the laser beam 2a.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003275755-A (JP)
Title: Filtering tank-integrated sterilization apparatus
Inventor: YOSHIHARA NORIO
IPC: A01K63/04
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a filtering tank-integrated sterilization apparatus having a filtration unit into which sea water is injected directly through a water intake pump and a sterilizing tank and a water storage tank arranged integrally with a filtering tank in the filtration unit.  <P>SOLUTION: The sterilizing tank is arranged adjacently and integrally with the filtering tank being the main part of the filtration unit. A sterilization unit is arranged vertically in the sterilizing tank. The water storage tank in which a partition wall is arranged and the overflowed sea water flows from the upper part is arranged adjacently and integrally with the sterilizing tank. The sterilized sea water in the water storage tank is supplied to various water tanks, or the like, through water feed pipes by using a water supplying pump.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003317924-A (JP)
Title: Induction heating roller device, fixing device, and image formation device
Inventor: YOKOZEKI ICHIRO
IPC: G03G21/00
Filed: 2002-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an induction heating roller device varying the temperature distribution in the axial direction of a heating roller, and to provide a fixing device provided therewith and an image formation device.  <P>SOLUTION: This induction heating roller device is provided with the heating roller HR changing over among a plurality of heating regions having different lengths according to the size of a heating object, a plurality of first induction coils IC1 and IC3 disposed facing to the plurality of heating regions of the heating roller HR, a second induction coil IC2 disposed facing to a part extending over the heating region adjacent to the heating roller HR, a high frequency power supply HFS feeding a high frequency power to the first and second induction coils IC1, IC3, and IC2, and induction coil selective means F1, F2, and F3 selectively feeding the high frequency output to the first induction coils IC1 and IC3 facing to the heating region of the heating roller according to the size of the heating object and the second induction coil IC2 extending over the heating region HR of the heating roller HR.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003315133-A (JP)
Title: Membrane-type gas meter
Inventor: KANDA KOICHI
IPC: G01F3/22
Filed: 2002-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a membrane-type gas meter compactly shaped in a vertical direction with excellent maintainability.  <P>SOLUTION: This membrane-type gas meter 10 has an indicator 30 and an anomaly detection circuit 52 housed in a housing chamber 71 for the indicator, etc., in front of a measurement unit housing chamber 70 with a measurement unit 20 housed therein. Therefore, the unit 20, the indicator 30, and the detection circuit 52, are arranged in a fore-and-aft direction and the gas meter 10 is compactly shaped in a vertical direction. In maintenance, the detection circuit 52 and the indicator 30 can be taken out by removing only a counter cover 50 in front of a case body 40, and therefore this meter has excellent maintainability.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003311462-A (JP)
Title: Ultrasonic fusion data preparation equipment, ultrasonic fusion data preparation program, and ultrasonic fusion equipment
Inventor: HACHISUGA HISAO
IPC: B23K28/00
Filed: 2002-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide ultrasonic fusion data preparation equipment having high working efficiency, an ultrasonic fusion data preparation program, and ultrasonic fusion equipment.  <P>SOLUTION: A CPU writes working data in the storage area for working data of a hard disk in a temporary storage area for the working data of a RAM (S210); Then, the CPU extracts fusion data in which the starting point coordinate of the fusion data is coincident with the end point coordinate of the other fusion data out of the fusion data (S220). Namely, a portion in which the end of a fusion line is coincident with a self fusion line or other fusion lines in a plane coordinate is extracted). Four fusion lines are extracted (S230: Y). Thus, the CPU updates the starting point coordinate and the end point coordinate of the fusion data so that the fusion lines may cross one another by extending the four extracted fusion lines to both sides based on the working data (S240).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003318703-A (JP)
Title: Channel-selecting device
Inventor: UKAI ATSUSHI
IPC: H04B1/26
Filed: 2002-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To satisfactorily execute channel selection control, even if the reception of a designated broadcast signal is misdetected on the basis of signal level of an intermediate frequency signal in a channel selecting device, which performs selection control, while deciding whether the reception of the broadcast signal is present on the basis of signal level of the IF signal.  <P>SOLUTION: An FM tuner 20 is provided with a station detector (SD) 42 for deciding whether the reception of a broadcast signal on the basis of signal level of an IF signal, and a frequency counter 44 for detecting the frequency of the IF signal. When a MPU 10 performs selection control of an automatic preset or the like, if the IF frequency is out of the reference frequency it is decides that the receivable broadcast station does not exist, even if a broadcast station is detected by the SD 42. This is due to a broadcast frequency, which is selected recognized by the MPU 10, being different from the broadcast frequency selected by the FM tuner 20. The broadcast frequency recognized by the MPU 1 may be corrected, according to the deviation of the IF frequency from the reference frequency.  <P>COPYRIGHT: (C)2004,JPO