baber/WOPTO huggingface dataset:
Patent JP-2002039218-A (JP)
Title: Magnetorheological fluid clutch
Inventor: USORO PATRICK B
IPC: F16D37/00
Filed: 2001-06-19
Abstract: PROBLEM TO BE SOLVED: To improve a magnetorheological viscous clutch. SOLUTION: This magnetorheological viscous clutch 10 comprises an input member 12 and an output member 14. A magnetorheological fluid is arranged in an operation gap 60 between one column member of the input member and two cylindrical members of the output member. The fluid is energized by inputting electricity to a coil assembly 30 which generates an electric field in the operation gap. Wiper structures 82, 84 prevent accumulation and/or centrifugal packing of iron particles. A cavity for an excess fluid or fluid discharged from the operation gap is provided between both members of the output member. One of the members has an angular wall part diverging toward the operation gap to direct the fluid into the gap when the output member rotates.  The input member is provided with a finned hub arranged to be rotatable inside the cavity for assisting in heat transfer from the fluid during clutch operation. A bearing member supports the output member on the input member.
Patent JP-2003009458-A (JP)
Title: Motor
Inventor: KOKUBU HIROSHI
IPC: H02K5/22
Filed: 2001-06-20
Abstract: PROBLEM TO BE SOLVED: To miniaturize a motor and improve the production efficiency of the motor. SOLUTION: An intermediate connector 11b is inserted in an extending part 21 provided on a motor section 11a to constitute the motor 11. The intermediate connector 11b comprises a power supply member body and a seal member for protecting the power supply member body from being watered, wherein the seal member is formed integrally with the power supply member body through a secondary molding so that the seal member covers the whole outer surface of the power supply member body. The seal member has a cylindrical part 28c extending cylindrically from a vehicle side connection 30 of the power supply member body, wherein the cylindrical part 28c engages with an inner panel inside of a vehicle door, opening a connecting recession 39 of the vehicle connection 30 to the inside of the inner panel to prevent the connecting recession 39 from being watered.
Patent JP-2003009139-A (JP)
Title: Interphone with picture recording function and interphone system
Inventor: ASAHIDA MASAHIRO
IPC: H04M9/00
Filed: 2001-06-21
Abstract: PROBLEM TO BE SOLVED: To provide an interphone with a picture recording function capable of picture recording only a normal image even when a noise is mixed with an image passing via a signal line. SOLUTION: An interphone system comprises a control means 14 for determining whether a video can be recorded or not, according to whether the noise is mixed with the video to be imaged by a door interphone slave unit 3 with a camera and picture recording the video determined to be recordable as a still-picture.
Patent JP-2003003879-A (JP)
Title: Air intake system for internal combustion engine
Inventor: MATSUBARA TAKUJI
IPC: F02M25/07
Filed: 2001-06-21
Abstract: PROBLEM TO BE SOLVED: To accurately detect concentration of oxygen contained in an intake air using an intake air oxygen concentration sensor by eliminating possible effects from an EGR gas or a PCV gas. SOLUTION: A purge port 40a for introducing a fuel vapor into a fuel tank of an internal combustion engine 1, an EGR port for introducing part of exhaust emissions into an air intake duct 10, and a PCV port for introducing a crankcase ventilation gas are provided on the air intake duct 10 of the internal combustion engine 1. Based on the oxygen concentration detected by the intake air oxygen concentration sensor 31, the amount of fuel vapor introduced through the purge port is calculated. Then, based on the results of this calculation, a fuel injection amount for the engine during execution of purge is corrected. The intake air oxygen concentration sensor 31 is located downstream of the purge port. The EGR port and the PCV port are located on the air intake duct 10 further downstream from the sensor 31.  An error is thereby prevented from being produced in an output of the intake air oxygen concentration, as affected by the EGR gas and PCV gas.
Patent JP-2003000993-A (JP)
Title: Washing machine and cleaning machine
Inventor: MAMIYA HARUO
IPC: C02F1/46
Filed: 2001-06-21
Abstract: PROBLEM TO BE SOLVED: To provide a washing machine capable of performing unerring washing and disinfection, using electrolysis. SOLUTION: If current carried extremely increases due to the inletting of a detergent by mistake by a user, execution of electrolytic washing with the detergent content left on washing and increase in the electrolytic concentration of washing water in an electrolytic washing process, since the value of current carried exceeds an upper limit value of current, an electrolytic device is stopped during electrolytic washing. At this time, the operation of a pulsator 7 is maintained, and washing itself is continued. In this electrolytic washing process, unlike in a manual washing process, stains of washing must be fully removed. Therefore, when the electrolytic device 31 is stopped during the electrolytic washing process, and additional electrolytic washing process is executed.
Patent JP-2003009449-A (JP)
Title: Hub dynamo for bicycle
Inventor: FUKUDA HITOSHI
IPC: B62J6/12
Filed: 2001-06-21
Abstract: PROBLEM TO BE SOLVED: To provide a hub dynamo for a bicycle, whose hub is made of steel to suppress the occurrence of leakage flux and the decrease of generated voltage so that costs can be cut down and the hub dynamo can be miniaturized. SOLUTION: Spokes 1, 2 are coupled to collars 3 and a hub drum 4. A right bearing 6 is pressed and fitted in a center recession of the collar 3, and is held by a hub shaft 11 of a nonmagnetic material, to which a bearing sleeve 10 of a nonmagnetic material is fixed, in a sandwiched manner, then is coupled to a fork 25 of a front wheel. A left bearing 6 is pressed and fitted in a center recession of a circular cap 23 made of a steel plate, where the left bearing 6 is fixed and in contact with a bearing sleeve 20 of a nonmagnetic material. A coil 17 wounded on a coil bobbin and stator cores, 13, 14, and 15 are fixed to the hub shaft 11 of a nonmagnetic material to constitute the stator of the hub dynamo. The rotor of the hub dynamo is arranged on the side of the hub drum 4 and the cap 23.  Magnets 7 are fixed to the inner surface of the hub drum 4, wherein the steel hub drum 4 also constitutes a yoke comprising a magnetic circuit formed by the magnets.
Patent JP-2003001316-A (JP)
Title: Sheet passing device
Inventor: MATSUOKA HIROSHI
IPC: B21B39/00
Filed: 2001-06-22
Abstract: PROBLEM TO BE SOLVED: To provide a sheet passing device capable of surely passing a thin strip at high speed and preventing winding failure and winding defects or the like of a coiler. SOLUTION: A strip guide 10 which has guideways 15a, 15b, 15c under its surface to control height of lifting of the thin strip's front edge, is placed over table rolls 2 at the inlet side of a deflector roll 8, which carries a thin strip 3 at high speed. Also on the guideway of the strip guide 10 are bored many nozzles to blow gas with the blowing pressure enough to lower the front edge of the thin strip correspondingly by its own weight, when the front edge is lifted.
Patent JP-2003006682-A (JP)
Title: Method and system for managing entrance
Inventor: MITSUYA HISASHI
IPC: G06Q10/02
Filed: 2001-06-22
Abstract: PROBLEM TO BE SOLVED: To provide an entrance managing method and its system in which a ticket is issued to a portable terminal unit via a communication network so as to permit a customer to perform entrance without a conventional paper basis ticket by considering security. SOLUTION: A file conversion server 20 converts two-dimensional code data generated by the terminal unit 10 in response to ticket issuing requests from portable telephones 50-52 into the data in a file form to be displayed in the portable telephones 50-52, keeps them and reports the addresses thereof to the portable telephones 50-52. The customers being the users of the telephones 50-52 obtain two-dimensional code data from the addresses, display the data on the telephones 50-52 and present them at an entrance gate. POS systems 11 and 12 arranged at the entrance gate read two-dimensional data displayed on the telephones and confirm whether the customer is the one who duly receives the issued ticket or not.
Patent JP-2002083960-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: TSUJIKAWA SHINPEI
IPC: H01L21/318
Filed: 2001-06-25
Abstract: PROBLEM TO BE SOLVED: To provide a MOS semiconductor device and its manufacturing method by which gate leak current is lowered and a gate insulating film is thinned. SOLUTION: After forming a silicon nitride film 3 of a prescribed thickness as the gate insulating film, it is treated thermally in oxidative atmosphere to form silicon oxide 4 on the film 3 and this silicon oxide is removed by exposure to a liquid which dissolves it completely. As the result of this, the density of nitrogen is higher than that of oxygen in the area of depth 0.12 nm to 0.5 nm from the extreme surface of the film 3 of the film 6 with silicon, nitrogen and oxygen as the main components. Thus, the gate insulating film with silicon, nitrogen and oxygen as the main components is thinned in addition and leak current drop is also attained simultaneously.
Patent JP-2003001511-A (JP)
Title: Semi-dry processing tool and semi-dry processing device
Inventor: YAMAMOTO MICHIHIRO
IPC: B23B51/06
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To improve the processing efficiency of semi-dry processing. SOLUTION: This semi-dry processing device is a semi-dry processing tool 1 provided with a cutting edge 2, a tip portion 8 having the groove 3 of helical edge for exhausting hips and continuous shank portion 9 at the tip portion 8, and is characterized to be provided with the semi-dry processing tool 1 or a cutting edge 22 characterized to be provided with a mist passage 4 for ejecting mists to the groove 3 of the helical edge with continuously passing through the groove 3 of the helical edge, a tip potion 28 having the groove 23 of a helical edge for exhausting chips, a semi-dry processing tool 21 provided with a continuous shank portion 29 at the tip portion 28, and a mist passage 29 for ejecting the mists to the groove 23 of the helical edge on the holding portion 25 by providing the holding portion 25 for holding the shank 29 on the shank portion 9.
Patent JP-2003012805-A (JP)
Title: Phosphazene compound, resin composition and moldings
Inventor: TAKASE HIROYUKI
IPC: C09K3/00
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a novel phosphazene compound which can impart high flame resistance, weatherability and light resistance to a synthetic resin at the same time. SOLUTION: The compound is a cyclic or chain-like phosphazene compound containing a group represented by the formula (1) [wherein, Rs of 2n are the same or differently a UV-absorbing group, alkyl group or aryl group, provided that at least one of them is the UV-absorbing group; and n is an integer of 3-10,000]. The UV-absorbing group is at least one sort selected from a benzotriazol-based UV-absorbing group, benzophenone-based UV-absorbing group and triazine-based UV-absorbing group.
Patent JP-2003008377-A (JP)
Title: Clamping circuit
Inventor: HIRAKAWA TAKUYA
IPC: H03G11/00
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a clamping circuit having little offset in a DC voltage of an output signal. SOLUTION: According to a clamp pulse and an offset compensation pulse which come in time division, a selector of a switch means 15 is connected to an own selecting end. While a clamp switching pulse having a duplicate period on the offset compensation pulse does not come in, selectors of switch means 7, 9 are connected to a selection end A. While the clamp switching pulse comes in, the selectors of the switch means 7, 9 are connected to a selection end B. While the clamp pulse comes in, a clamp operation is carried out and while the offset compensation pulse comes in, an offset compensation operation is carried out.
Patent JP-2003010231-A (JP)
Title: Foot warmer housing bag
Inventor: HASEGAWA KOJI
IPC: A61F7/08
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a foot warmer housing bag which can release heat reserved within a foot warmer housed gradually outside by securing moderate adiabatic capacity. SOLUTION: An inner bag 11 is housed into an outer bag 7 being doubled while the outer and inner bags 7 and 11 are put together to form a foot warmer housing part. The inner bag 11 has an aluminum deposited film 13 formed over the entire surface of a foamed sheet 12 made of polyethylene. The moderate adiabatic capacity of the foamed sheet 12 is combined with better heat reflecting and conducting actions of the aluminum deposited film 13 to allow gradual release of the heat reserved within the foot warmer housed outside.
Patent JP-2002078423-A (JP)
Title: Apparatus for manually opening and closing plastic greenhouse
Inventor: TAIRA NORIHIRO
IPC: E04H15/54
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for manually opening and closing at a ceiling of a plastic greenhouse by one person and also stretching and fixing of a plastic sheet in a simple plastic greenhouse such as a semicylindrical plastic greenhouse. SOLUTION: In this semicylindrical vinyl greenhouse comprising a pipy structure as a framework, a vinyl sheet covering the semicylindrical part and side walls of the greenhouse is divided into two parts along a ridge, rolls for winding the vinyl sheets are installed at the side wall parts at both sides and reels for winding string members for drawing out attached to the drawing out end parts of the vinyl sheets are arranged at the side wall parts at the opposite sides, respectively.
Patent JP-2002111626-A (JP)
Title: Ofdm demodulator
Inventor: SHIRAKAWA ATSUSHI
IPC: H04J11/00
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To reduce computational complexity required for decoding in a Viterbi decoder, and to obtain excellent decoding characteristics. SOLUTION: An input to the Viterbi decoder is controlled using a preamble for estimating a propagation path attached to an OFDM packet as an index. That is, an effective bit section is selected fluidly and properly from a value computed for the input to the Viterbi decoder by the power of the preamble for estimating the propagation path.
Patent JP-2003017661-A (JP)
Title: Semiconductor device and manufacturing method therefor
Inventor: HIRONAKA KATSUYUKI
IPC: H01L27/105
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To prevent the crosstalk between capacitors and to reduce the area and interval of array while keeping the reliability in memory operation of each capacitor. SOLUTION: A semiconductor device comprises capacitors 43A-43D on a silicon oxide film 23. The capacitors 43A-43D comprise a node electrode 3A provided on the silicon oxide film 23, a silicon oxide film 29 selectively provided on the node electrode 3A for forming a capacitor region, an SBT film 31 provided at least on the node electrode 3A between the silicon oxide films 29, and plate electrodes 5A-5D so provided on the SBT film 31 as to cross the node electrode 3A. Thus, such capacitor is provided as no SBT film 31 is present between the node electrode 3A and the silicon oxide film 29 except for the capacitor region while the SBT film 31 is held in such part as the node electrode 3A crosses the plate electrodes 5A-5D.
Patent JP-2002100804-A (JP)
Title: Semiconductor light-emitting element and semiconductor light-emitting device
Inventor: OKUYAMA HIROYUKI
IPC: H01L21/20
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor light-emitting element, having a structure which can be formed with superior precision, without complicating manufacturing processes and which will not cause deterioration of crystallinity. SOLUTION: A light-emitting element is formed, which is provided with a selective crystal growth layer formed by selectively growing compound semiconductor of a wurtzite type, a first conductivity-type clad layer which is formed on the selective crystal growth layer, an active layer and a second conductivity- type clad layer. By forming active layers, which are stretched in parallel on different crystal faces, an active layer greater than diffusion length of atoms constituting a mixed crystal, and an active layer in which at least one out of composition and thickness is made different; a plurality of light-emitting wavelength regions in which the light-emitting wavelengths are different from each other are formed in the active layer; and current injection in each of the plural light emitting wavelength regions is made possible.  By using the structure formed by selective growth, the change in band gap energy in the same active region is realized, and an element and a device can be formed having superior precision, without complicating manufacturing processes.
Patent JP-2003021089-A (JP)
Title: Two-stage compression refrigerating machine, and its operating method
Inventor: TSUBOI NOBORU
IPC: F04C18/16
Filed: 2001-07-03
Abstract: PROBLEM TO BE SOLVED: To provide a two-stage compression refrigerating machine having a high coefficient of performance. SOLUTION: This two-stage compression refrigerating machine is provided with a refrigerant circulating flow channel LI including a two-stage screw compressor 2, a condenser 4, an expansion valve 6 and an evaporator 7, and a driving motor 23 for rotating a first stage compressor 21 and a second stage compressor 22 of the two-stage screw compressor 2 at the same rotation speed, and an inverter 9 for controlling the rotation speed of the driving motor 23 for driving the two-stage screw compressor 2 is also provided. The driving motor 23 is reduced in rotation speed when load must be reduced and the refrigerant compression ratio of the first stage compressor 21 to the second stage compressor 22 does no change regardless of the rotation speed, so that compression efficiency of the second stage compressor 22 does not decrease.
Patent JP-2003012164-A (JP)
Title: Paper-feeder and image forming device provided with this
Inventor: TAKADA ATSUSHI
IPC: B65H1/30
Filed: 2001-07-03
Abstract: PROBLEM TO BE SOLVED: To provide a paper-feeder and an image forming device provided with the paper feeder capable of preferentially feeding lefs sheets even in the case where sheets are supplemented in the state that the sheets are remained. SOLUTION: When the sheets are stacked on a sheet stacking part 303 liftably provided on a sheet accommodation part 301 and are fed out, the sheet stacking part 303 is raised to a position where the sheets can be fed out and the sheets are fed out by a sheet feeding means 101. After the sheets are fed out, when the sheet stacking part 303 is descended from the position where the sheets can be fed out, the sheets at an upper part of the sheets stacked on the sheet stacking part 303 are separated by sheet retaining means 601, 602 to stay them below the sheet feeding means 101.
Patent JP-2003018240-A (JP)
Title: Communication monitor system
Inventor: NAGURA MASAKI
IPC: H04L69/40
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To resolve the problem that it is not easy for a user to examine detailed information of a communication error between a programmable controller which controls each device and a control means which gives a command to the programmable controller, because this examination needs deep knowledge about a communication packet. SOLUTION: A communication monitor means is provided between the programmable controller and the control means to automatically take in and analyze the communication packet, and the result is stored in a table so that the part where error occurs can be discriminated.
Patent JP-2003010336-A (JP)
Title: Room of healing environment
Inventor: HONDA HIDENOBU
IPC: D06M101/16
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To provide a room which is filled with a certain quantity or above of minus ions to provide a healing effect and the metabolic activity effect of the body by using at least one kind selected from a negative charge molecule generator and a negative charge molecule generation component. SOLUTION: This room is a room consisting of at least one kind selected from the negative charge molecule generator and the negative charge molecule generation component and is characterized in that the negative charge molecules in the air of this room are made to exist therein at a number of >=250 pieces/cc. The room is filled with the certain quantity or above of the minus ions by using at least one kind selected from the negative charge molecule generator and the negative charge molecule generation component, by which the room to enable a user to expect the healing effect and the metabolic activity effect of the body is provided.
Patent JP-2003012752-A (JP)
Title: Polyurethane and blade for electrophotographic apparatus
Inventor: FUJIWARA YOSHINORI
IPC: C08G18/38
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To obtain both a polyurethane having high mechanical characteristics and a slight abnormal noise at a high temperature, and to provide a blade for electrophotographic apparatus. SOLUTION: The polyurethane is obtained by reacting a polyol with an isocyanate followed by curing the mixture and has 60-80 degree hardness A of JIS at 23 deg.C, a -10 to 10 deg.C peak temperature of dissipation factor (tanδ) measured in accordance with JIS K 6394 and 0.040-0.075 value of dissipation factor (tanδ) at 55 deg.C by making the polyurethane include a perfluoroalkyl component.
Patent JP-2003019969-A (JP)
Title: By-wire system steering device
Inventor: KATO HIRONORI
IPC: B62D119/00
Filed: 2001-07-06
Abstract: PROBLEM TO BE SOLVED: To provide a by-wire system steering device capable of quickly announcing abnormality of a traveling state of a vehicle to a driver, and capable of avoiding the occurrence of a great danger. SOLUTION: This by-wire system steering device is composed of an output signal (a) of an operation angle detecting sensor 2 for detecting an operation angle of a steering wheel 1, an actuator 3 for an operation part for applying external force for force feeding back, output signals b1 and b2 of detecting means 4a and 4b for detecting the traveling state of the vehicle, and a steering actuator 5 for applying external force to a steering system of the vehicle. A control part 6 is provided with an abnormality determining part 7 for determining the abnormality of the traveling state of the vehicle on the basis of the detecting signals b1 and b2 , and a storage part 8 for storing a driving signal c according to the content of the abnormality and/or a part causing the abnormality.  When determined that the abnormality is caused in the traveling state of the vehicle by the abnormality determining part 7, the control part 6 reads out the driving signal (c) according to the part causing the abnormality and/or the content of the abnormality from the storage part 8, and outputs the driving signal to the actuator 3 for the operation part.
Patent JP-2002171894-A (JP)
Title: Apparatus for repelling small animal
Inventor: HIRATA JUNICHI
IPC: A01M29/28
Filed: 2001-07-09
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for repelling a small animal capable of repelling the small animal such as a slug with an extremely simple apparatus without using a chemical, or the like. SOLUTION: This apparatus 1 for repelling the small animal 11 is mounted on the surface of a pot and equipped with a pair of electrodes 13 composed of two kinds of metals different in ionization tendency. When the small animal 11 crosses the pair of the electrodes 13 during movement along the surface of a horticultural article, a current flows from a positive pole 14 through a secreting fluid of the small animal 11 to a negative pole 15 to provide an electrical shock to the small animal 11.