baber/WOPTO huggingface dataset:
Patent JP-2003273947-A (JP)
Title: Direct conversion receiver
Inventor: YAMAMOTO HIROYUKI
IPC: H04B1/30
Filed: 2002-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To minimize amplitude difference between I and Q and to keep performance of reception characteristics stable by calculating a position of a demodulated symbol point after setting AGC (automatic gain control) by a control method equal to I, Q in a direct conversion receiver that uses a modulation/demodulation system of which the signal point allocation such as QPSK (quadri-phase shift keying) and π/4 shift QPSK is equal from an original point.  <P>SOLUTION: The direct conversion receiver is basically constituted of a base band processing circuit, a band-pass filter, an RF amplifier, an AGC amplifier, a low-pass filter, an A/D converter and a D/A converter and the reception characteristics are stabilized by using level detection and a symbol position detector for AGC control and performing control so that I, Q amplitude becomes constant at a symbol point.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003268409-A (JP)
Title: Method for manufacturing sintered member
Inventor: OKAJIMA HIROSHI
IPC: B22F3/24
Filed: 2002-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a sintered member, which causes little dimensional change of a sintered compact, and reduces dimensional variation among the sintered compacts due to difference among lots of a raw material powder.  <P>SOLUTION: The method for manufacturing the sintered member is characterized by blending a carbon powder which contains a superfluous amount corrected by a calculation for an amount of fine powders in a raw iron powder, to a raw iron powder. In addition, the method for manufacturing the sintered member is characterized by sintering the member to be sintered, at a temperature adjusted by correction calculated with a relational expression between the amount of fine powders in a raw iron powder and the sintering temperature for the sintered compact. Furthermore, the method for manufacturing the sintered member is characterized by sintering the member for a duration of time adjusted by correction calculated with a relational expression between the amount of fine powders in the raw iron powder and the sintering duration of time for the sintered compact. The method for manufacturing the sintered member can include a dimension correction step and a heat treatment step after the above sintering step, as needed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003267517-A (JP)
Title: Stop control device for crane
Inventor: YAMAGUCHI SHIGEKI
IPC: B65G1/04
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To enhance a position accuracy upon handling cargos and to shorten a cycle time of the cargo handling work by certainly locking a mast in the vertical state upon stopping the crane.  <P>SOLUTION: Mast sensor 15, 16 detecting that the mast 1 is in the vertical state are provided and after a stop position of the crane A is detected and a traveling motor 6 is stopped/controlled, a brake device 50 is operated when the mast sensor 15, 16 detect the vertical state of the mast 1. After the operation of the brake device 50, when the mast sensors 15, 16 do not detect the vertical state of the mast, the brake device 50 is once released. Thereafter, the brake device 50 is again operated when the mast sensors 15,16 detect the vertical state of the mast.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003270216-A (JP)
Title: Piping inspection device
Inventor: TANI HIDEKI
IPC: G01N29/12
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a piping inspection device in which inspection of a defect of the piping is easily executed with simple work at a desired part of an inner face of a pipe even such the piping with a small diameter.  <P>SOLUTION: In the piping inspection device in which the defect C of the piping is inspected by an ultrasonic probe 1 inserted into the piping B, it is provided with the ultrasonic probe in which a soft elastic material 5 is fixed on a contact side surface 6, a driving part 14 which moves the ultrasonic probe in the pipe radial direction together with the soft elastic material by driving so as to change over the soft elastic material in the state being adhered to the inner face of the pipe and in the state being separated from the inner face of the pipe, and a displacement means 17 to displace the ultrasonic probe along the inner face of the pipe.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003297894-A (JP)
Title: Method of manufacturing substrate holding mechanism
Inventor: NAKAYA MAKOTO
IPC: B65G49/07
Filed: 2002-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing that can reduce dimensional accuracy required for an arm and a chuck that constitute a substrate holding mechanism while the accuracy of the substrate-holding position is easily enhanced.  <P>SOLUTION: A hole 20, which be the center of the substrate-holding position, is formed in the arm 6 while a positioning pin 22 and a positioning circular disc 24 which is slightly larger than the substrate are prepared. The circular disc 24 has a hole at its center. The positioning pin 22 is engaged in the hole 20 of the arm and also in the hole of the positioning circular disc 24. While circular arc walls 14 of a pair of chucks 10 are fitted to the side face of the positioning circular disc 24, both chucks 10 are fixed to the arm. Subsequently, the positioning pin 22 and the positioning disc 24 are removed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003266524-A (JP)
Title: Manufacturing method for extrusion molded article
Inventor: TANAKA SATOSHI
IPC: B29C48/92
Filed: 2002-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method for an extrusion molded article capable of sufficiently orienting a fibrous inorganic filler without decomposing a vinyl chloride resin even if the vinyl chloride resin is used as a thermoplastic resin.  <P>SOLUTION: A resin composition consisting of the vinyl chloride resin and the fibrous inorganic filler is supplied to an extruder and extruded into a mold to manufacture the extrusion molded article. In this manufacturing method, the cross-sectional area of the resin flow channel of the mold is suddenly reduced in an extrusion direction to set the stretching speed of the resin composition in the resin flow channel to 5-10 (1/sec).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003266252-A (JP)
Title: Automatic assembling and dismantling device
Inventor: YAMAMOTO MUTSUMI
IPC: B25J13/00
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To achieve space-saving and energy-saving, and improve profitability by efficiently assembling multiple sorts of parts of largely different sizes, and efficiently dismantling used products comprising multiple sorts of parts.  <P>SOLUTION: On a work robot part 4 of a work station 2, a rotary table 7, and two robots 6a and 6b installed on an outer circumferential parts of the rotary table 7 are provided. When a large part is processed, the rotary table 7 is rotated, and the two robots 6a and 6b are actuated in cooperation. When a small part is processed, the rotary table 7 is not rotated, and the two robots 6a and 6b are actuated separately from each other.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003266240-A (JP)
Title: Boring tool
Inventor: KODERA YUICHI
IPC: B23D77/00
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a boring tool capable of providing high machine precision even in high speed cutting.  <P>SOLUTION: In the boring tool 21 provided with a chip discharge groove 25 notched in the outer periphery of a rod-form tool body 23 rotated around an axis O in a direction extending from a tip surface 37 along the axis O; and a cutting edge 29 attached on the inner wall surface of the chip discharge groove 25 turned toward the rotation direction of the tool at the tip of a tool body, a counter boring part 39 to coincide a deviated center of gravity with an axis O is formed in a tip surface 37 of the tool body 23 in a state to be deviated from the axis O, and a lead run-off 41 to coincide the deviated center of gravity with an axis O is formed in the peripheral edge of the tip surface of the tool body 23 by chamfering deviated from the axis O, and a recessed part 5 to coincide the deviated center of gravity with the axis O is formed in the outer peripheral surface of a tool body approximately on the reverse side to the chip discharge groove 25 with the axis O nipped therebetween.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003283753-A (JP)
Title: Image forming apparatus
Inventor: TANAKA SATOSHI
IPC: G06Q30/06
Filed: 2002-03-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus enabling a user to place an order of an article with a simple operation using a network.  <P>SOLUTION: In the image forming apparatus provided with a control service for performing an acquisition request, management, implementation control, and image forming processing of a hardware resource which at least two applications require, a merchandise transaction application is connected to a merchandise transaction exclusive Web server via the network through depression of a merchandise transaction instruction key 223 provided in an operation section 201 and displays information required for merchandise transaction on a liquid crystal display device screen 202.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003274769-A (JP)
Title: Weeding method using underwater suspendible fibrous structure
Inventor: TSUNO YUKITO
IPC: A01G22/22
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a weeding method obviating the necessity of weeding by handwork and by the use of any herbicide.  <P>SOLUTION: The weeding method comprises the following procedure. Water 2 is reserved on soil 1 and, at the same time a fibrous structure 3 is suspended underwater or allowed to float on the surface of the water. After several days, weeds 5a and 5b grow in the soil 1. After the main leaves 52a are developed from the sheath leaves 51a of a monocotyledonous plant 5a in the weeds, the water 2 is drained off. Then, the fibrous structure 3 falls on the surface of the soil 1, pressing down the grown weeds 5a and 5b. As a result of the fibrous structure 3's falling, it covers the soil 1, therefore the weeds 5a and 5b become difficult to carry out photosynthesis no longer. Thus, the weeds 5a and 5b wither eventually.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002319970-A (JP)
Title: Communication network
Inventor: CHEN XIAOBAO X
IPC: H04L12/56
Filed: 2002-03-25
Abstract: PROBLEM TO BE SOLVED: To realize flexible and effective resources management that provides a satisfactory QoS satisfying a request for service level agreement(SLA) while maintaining efficient utilization of resources in a communication network. SOLUTION: This communication network has network resources including at least one service domain. The service domain has a user terminal and a controller that operates so as to control the transmission of a data stream between the user terminal and a network node with prescribed service quality. The service quality depends on an SLA condition between the user and the service domain, is processed by the controller and is converted into a set of policies to be applied. The polices include the selection and allocation of such a network resource to transmit the data stream with selected service quality.
Patent JP-2003278277-A (JP)
Title: Separation-wall structure and method for constructing separation wall
Inventor: MURAKAMI DAISUKE
IPC: E04B1/348
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a separation-wall structure, in which the increase of the number of parts is inhibited and workability is improved, and a method for constructing the separation wall.  <P>SOLUTION: In the attic separation wall 16, reinforcing panels 16b and 16b and wall panels 16c and 16c as face materials are stuck on both sides of a wall frame body 16a. A space between the internal side faces 16f and 16f of the reinforcing panels 16b and 16b positioned on both left-right sides is set in a fixed size w2 at the lower end section 16e of the attic separation wall 16. The thickness w1 of the width of an upper end section 15d and the size w2 of the space are set in approximately the same size, the lower end section 16e of the separation wall 16 and the upper end section 15d of an attic separation wall 15 are overlapped in a fixed length h3 section in the vertical direction under the state, in which the lower end section 16e is abutted and connected to the upper end section 15d, and the upper end section 15d is held.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003277978-A (JP)
Title: Sliding member, and piston ring
Inventor: HAYASHI CHIKAYUKI
IPC: C25D7/00
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sliding member and a piston ring which are excellent in the initial fitness, the seizure resistance, and wear resistance, and capable of prolonging the service life and improving the reliability.  <P>SOLUTION: In the sliding member 10 having a base material 11 as a body and a plated part 12 provided on the surface of the base material 11, hard particles 13 are contained sidlingly in a gradually decreasing manner, and solid lubricant particles 14 are contained sidlingly in a gradually increasing manner from the face side 12a of the plated part 12 toward the base material side 12b.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003282967-A (JP)
Title: Thermoelectric conversion material and thermoelectric conversion element
Inventor: ICHINOSE NOBORU
IPC: H01L35/34
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thermoelectric conversion material which can be stably used at a high temperature of 500°C or higher and which has a low toxicity and to provide a thermoelectric conversion element.  <P>SOLUTION: The thermoelectric conversion material contains an oxide represented by the formula: (Ca<SB>1-x</SB>M1<SB>x</SB>)2(Co<SB>1-y</SB>Ga<SB>y</SB>)<SB>2</SB>O<SB>5</SB>(wherein M1 is La, Sr or Ba, 0≤x≤0.07 and 0.2≤y<0.5), or (Ca<SB>1-p</SB>M2<SB>p</SB>)<SB>2</SB>(Co<SB>1-q</SB>Fe<SB>q</SB>)<SB>2</SB>O<SB>5</SB>(wherein M2 is La, Sr or Ba, 0≤p<0.1, and 0.2≤q<1.0).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003276018-A (JP)
Title: Production method for ceramic building plate
Inventor: SHIROMOTO HIROYUKI
IPC: B28B11/10
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a production method for efficiently producing ceramic building plates with uniform strength wherein a drain groove is formed a trench on the, side end of a ceramic building green plate at the time of making a pattern using a flat platen press to remove dew generated at the time of autoclave curing, and energy consumption on steam and electricity, etc., at the time of swinging, is reduced.  <P>SOLUTION: The production method comprises the steps of forming an uneven pattern 3 and the grooves 5 on the four sides of the surface 2 of the ceramic building green plate 1 when the pressing is performed on a surface 2 of the ceramic building green plate 1 and forming a plurality of the drain grooves 6 formed on at least one side in parallel with the groove 5 on a trimming part 7.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003284232-A (JP)
Title: Cable connection method
Inventor: MUTO DAISUKE
IPC: H02G1/14
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cable connection method which improves the interface electric performance of a cold shrinkage type connection and does not damage the workability of a connection assembly and the easiness of quality control.  <P>SOLUTION: In this cable connection method, which lets pass a rubber unit 10 having a cold shrinkage type rubber insulating tube 13 to the side of the cable sheath 9 of one hand of power cables 1 and 1 with their shield layers 7 constituted of shield wires 7A in advance and shifts the rubber unit 10 from the side of the above cable sheath 9 to the sides of both tiered strip ends 2 and 2 of the power cables 1 and 1 after connection of conductors and constricts the rubber insulating tube 13, shield wires 7A constituting the shield layers 7 exposed from both tiered strip parts 2 and 2 are turned up between a cable insulator 4 and the cable sheaths 9 so as to make turnups 7B before shifting the rubber unit 10 from the side of the above cable sheath 9 to the sides of both tiered strip ends 2 and 2 at latest, and they are put on the tiered strip ends 2 and 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003275279-A (JP)
Title: Medical mixture injection port
Inventor: OKIYAMA TADASHI
IPC: A61M39/02
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a medical mixture injection port which can prevent the breakage of the valve against stress loads on the valve associated with the insertion or the withdrawal of puncture members.  <P>SOLUTION: The medical mixture injection port makes an arcuate curve, not angular at the end part of an opening part of the valve on the rear thereof, to reduce stress loads, especially those on the end part of the opening part of the valve on the rear thereof as generated when the puncture members are inserted into the opening part of the valve thereby enabling the prevention of the breakage of the valve.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003283225-A (JP)
Title: Antenna for portable radio equipment and the portable radio equipment
Inventor: TAKEBE HIROYUKI
IPC: H01Q1/36
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an antenna for portable radio equipment that can reduce the deterioration of its antenna characteristic when a human body, etc., approaches the end section of its enclosure even when the antenna is a wide- band 1/4λ antenna, and to provide portable radio equipment.  <P>SOLUTION: This antenna for portable radio equipment is provided with an enclosure 1 containing a radio section and first and second antenna elements 10 and 11 disposed to one end section of the enclosure 1. The first antenna element 10 is constituted so that the element 10 may be fed with electricity from the vicinity of the first side face of the end section of the enclosure 1 by adjusting the length of the element 10 to about 1/4λ electrical length with respect to the used frequency. The second antenna element 11 is short-circuited near the second side face of the end section of the enclosure 1 roughly facing the first side face of the end section. In addition, the opened end sections of the first and second antenna elements 10 and 11 are faced to each other.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003289160-A (JP)
Title: Piezoelectric actuator
Inventor: YASUDA TAKASHI
IPC: H01L41/083
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a piezoelectric actuator which can prevent occurrence of migration and has superior impact resistance.  <P>SOLUTION: Since insulating oil is sealed in a metal case of the piezoelectric actuator wherein a piezoelectric actuator element is housed in the metal case, and outer leads of the piezoelectric actuator element are drawn out of the metal case while the metal case is sealed in a metallic cap, the piezoelectric actuator having superior impact resistance can be obtained without the need of an insulating protective tube.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003136042-A (JP)
Title: Device for treating organic substance
Inventor: ISHIDA YASUHIRO
IPC: B09B3/00
Filed: 2002-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a device for treating an organic substance in which the workability of routine work involved in operation is improved. SOLUTION: A discharge chute provided at the front side of a treatment tank is divided into the base part of which one end is communicated with the discharge port and a tip end part of which one end is communicated with the outside. This tip end part is accommodatably formed in the armored case. The discharge port of the treatment tank is disposed at the front side near an opening of the treatment tank. Further, a filter for exhaust gas is detachable installed from the discharge port while passing the opening of the treatment tank.
Patent JP-2003284402-A (JP)
Title: Holder of tillage tine
Inventor: YASUKURA TOSHIYUKI
IPC: A01B33/14
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To integrally mold a holder secured to the periphery of a tillage shaft for demountably mounting a mounting base part of each tillage tine with a bolt and nut from one sheet of a plate material.  <P>SOLUTION: The holder 1 of the tillage tines is secured to the periphery of the tillage shaft 2 for demountably mounting the mounting base part 4a of each tillage tine 4 with the bolt and nut 3. (1) The holder 1 is obtained by punching, bending, pressing and flexing the one sheet of the plate material and integrally molding an inserting hole 5 for the mounting base part 4a for inserting the mounting base part 4a of the tillage tine 4 with a first rib 7 installed on the outer periphery on the front side in the rotative direction of the inserting hole 5, an inserting hole 6 for inserting the mounting bolt 3 and a second rib 9 provided facing to a fixed part for the tillage shaft 2. (2) The second rib 9 is provided with a bulge in the left and right directions so as to prevent the holder 1 from falling in the left and right directions from the rotative direction. (3) The first rib 7 has a spread in the opposite surface so as to come into contact with the soil surface and harrow the surface layer part when the holder 1 is rotated.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003295123-A (JP)
Title: Hinge
Inventor: FUKUOKA MIKITO
IPC: G02C5/22
Filed: 2002-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hinge which can prevent the occurrence of looseness in a binding body without requiring a washer or the like and makes a smooth rotational motion obtainable.  <P>SOLUTION: The hinge is provided with a stationary piece 2 connected to one member, a movable piece 8 freely relatively rotationally movably connected across a binding member 14 to the stationary piece 2, an elastic member 25 attached between the stationary piece 2 and the binding member 14 to elastically connect both, and the elastic member 25 attached between the stationary piece 2 and the binding member 14 to impart a rotationally moving resistance to the movable piece 8. The friction resistance by the elastic member 25 on the stationary piece 2 side is set greater than the friction resistance of the elastic member 25 on the movable piece 8 side, by which the looseness of the binding member 14 can be prevented without requiring the washer or the like. Also, the rotational moving resistance by the friction resistance of the elastic member 25 is imparted to the movable piece 8 and therefore the smooth rotational moving motion is eventually obtained without the occurrence of a back-lash.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003305342-A (JP)
Title: Method for catalytically removing nitrogen oxides and device used for the same
Inventor: NAKATSUJI TADAO
IPC: B01D53/94
Filed: 2002-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for catalytically removing NOx in exhaust gas caused by combustion of fuel in periodic rich/lean condition, and also to provide a device used for the same.  <P>SOLUTION: In the method for catalytically removing NOx in the exhaust gas, the exhaust gas is brought into contact with an upstream catalyst comprising a first catalytic component comprising at least one selected from a mixture of oxides of at least 2 elements selected from (A) (a) ceria or (b) praseodymium oxide, (c) cerium, zirconium, praseodymium, neodymium, terbium, samarium, gadolinium, and lanthanum or a mixture of composite oxides of at least the 2 elements, and a second catalytic component comprising at least one selected from (B) (a) rhodium, palladium, and their oxides. Subsequently, the exhaust gas is brought into contact with a downstream catalyst comprising at least one catalytic component selected from (B) (a) platinum, rhodium, palladium, and their oxides and (b) a carrier.  <P>COPYRIGHT: (C)2004,JPO