baber/WOPTO huggingface dataset:
Patent JP-2001154410-A (JP)
Title: Nonmagnetic one-component toner
Inventor: SATO YUKIHIRO
IPC: G03G9/087
Filed: 2000-10-20
Abstract: PROBLEM TO BE SOLVED: To provide a nonmagnetic one-component toner which retains its initial characteristics even in continuous use, does not cause aggregation, a change of its electrostatic chargeability and filming, has good fixing characteristics, is not affected by a change with the lapse of time and an environmental change, is excellent in transparency and toughness and has a good hue and saturation. SOLUTION: The nonmagnetic one-component toner is used in an image forming method in which a toner formed in a thin layer is supplied to a latent image carrier to develop the latent image and contains a colorant and a polyester resin obtained by polymerizing a polyol and an aromatic polybasic acid. When the glass transition temperature (Tg) of the polyester resin is represented by a variable on the x-axis and the softening point (Sp) by a variable on the y-axis, the polyester resin has physical properties in the range defined by straight lines represented by the equations Sp=4Tg-110, Sp=4Tg-170, Sp=90 and Sp=130. The toner contains one or more fine particulate additives in the surfaces of the toner particles.
Patent JP-2002133650-A (JP)
Title: Film forming device for magnetic recording disk
Inventor: WATABE OSAMU
IPC: C23C16/44
Filed: 2000-10-24
Abstract: PROBLEM TO BE SOLVED: To provide a configuration to prevent the generation of particles in a protection film producing chamber where a protection film for a magnetic recording disk is produced. SOLUTION: A carbon film piled up on a exposed surface of the protection film producing chamber 6 where the carbon protection film is produced on a magnetic film is removed by a cleaning means. Oxygen gas is introduced in the protection film producing chamber 6 by a gas introduction system 62 and the cleaning means removes the carbon film through the formation of oxygen plasma P by impressing a discharge electrode 631 with a discharge power supply 633 and making discharge of oxygen gas. The discharge electrode 631 is of hollow structure and has a gas nozzle 638 at the edge of the surface opposite to a substrate 9 or in its neighborhood with an enough size to make oxygen plasma P able to enter and its exposed surface is made of carbon. The gas introduction system 62 makes gas blow off from the gas nozzle through the discharge electrode 631 and introduces it.
Patent JP-2002126633-A (JP)
Title: Method for forming ultra-hydrophilic thin film on surface of outer wall of building
Inventor: NONOYAMA NOBORU
IPC: C09K3/00
Filed: 2000-10-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for forming an ultra-hydrophilic thin film on the surface of the outer wall of a building by which the ultra-hydrophilic thin film can be uniformly formed on the surface of the outer wall and an advantage in low-cost application is ensured. SOLUTION: Fine particles of a photocatalyst (titanium dioxide) are mixed with a mixed solution of water and a solvent such as an alcohol to prepare a thin film forming solution. An organic compound type color former that is made colorless by oxidation by the photocatalyst is mixed with the thin film forming solution to impart a visible color to the thin film forming solution. This thin film forming solution is sprayed on the surface of the outer wall of a building while watering the sprayed state. By this method, the thin film forming solution can be uniformly sprayed on the surface of the outer wall with no unevenness. The sprayed solution is then dried to uniformly form the objective ultra-hydrophilic thin film over the entire surface of the outer wall.
Patent JP-2002129250-A (JP)
Title: Method for producing metallic titanium
Inventor: ONO KATSUTOSHI
IPC: C22B9/20
Filed: 2000-10-30
Abstract: PROBLEM TO BE SOLVED: To produce metallic titanium from titanium oxide by a continuous and circulating type process. SOLUTION: A first stage in which titanium oxide powder is mixed with a (Ca+ CaCl2) mixed phase reducing agent, this mixture is forged at 900 to 1,000 deg.C to produce titanium particles, and simultaneously, a mixed by-product of calcium chloride and calcium oxide is obtained, a secondary stage in which the reduced by-product recovered in the first stage is charged into water in which gaseous chlorine has been blown, and stirring is performed to separate the titanium particles in the aqueous solution, a third stage in which the powdery titanium recovered in the second stage is cleaned and dried and is thereafter compacted and sintered into an electrode bar, and, after that, by arc melting, a titanium ingot is obtained,  a fourth stage in which the aqueous solution freed of the titanium particles in the second stage is evaporated and dried to harden and the obtained product is thereafter heated to >=800 deg.C to obtain molten calcium chloride and a fifth stage in which the molten calcium chloride recovered in the fourth stage is electrolyzed at 850 to 950 deg.C and is separated into a molten (Ca+CaCl2) mixed phase and gaseous chlorine, and the former is used as a reducing agent in the first stage, and, on the other hand, the latter as gaseous chlorine in the second stage respectively in a circulating way, are combined.
Patent JP-2002139261-A (JP)
Title: Refrigeration cycle apparatus
Inventor: AKIYAMA KAZUYUKI
IPC: F25B31/02
Filed: 2000-11-01
Abstract: PROBLEM TO BE SOLVED: To reduce the wear of slide parts such as bearings of a compressor provided in a refrigeration cycle using an HFC refrigerant, and reduce the sludge produced in mechanochemical reaction due to the wear, thereby improving the reliability. SOLUTION: The refrigeration cycle is composed of a compressor having an oil pan for holding a refrigeration oil in a container, a condenser for condensing a refrigerant discharged from the compressor, an expander for expanding the condensed refrigerant and an evaporator for evaporating the expanded refrigerant. As the refrigerant an HFC type one is used, and as the refrigeration machine oil an oil having a density inverting temperature at which the density of the oil exceeds the liquid density of the refrigerant, lower than a lower limit condensation temperature in operation of the refrigeration cycle is used.
Patent JP-2002164884-A (JP)
Title: Proxy server, electronic signature system, electronic signature verification system, network system, electronic signature method, electronic signature verification method, recording medium and program transmission device
Inventor: MARUYAMA HIROSHI
IPC: G06Q50/00
Filed: 2000-11-02
Abstract: PROBLEM TO BE SOLVED: To provide a security function using electronic signature without the need to change application programs, by mounting means, which conduct electronic signature, verification, and logging of messages received/transmitted via networks, in the form of a proxy server. SOLUTION: An application 10, which conducts data processing, and a signature proxy server 20 connected with the application 10 via a LAN 100 are provided. The signature proxy server 20 intercepts message communication from the application 10 to external devices of the LAN 100, conducts electronic signature on message documents in this message communication, and transmits message documents attached with the electronic signature to a device of transmission destination.
Patent JP-2002150798-A (JP)
Title: Semiconductor memory and its test method
Inventor: UCHIUMI TAKASHI
IPC: G11C29/24
Filed: 2000-11-06
Abstract: PROBLEM TO BE SOLVED: To solve such a problem that testing a function of a circuit provided for suppressing interference between bit lines being adjacent to each other is very hard. SOLUTION: This device is provided with a memory cell block for test in which bit values being contrary to memory cells being adjacent to each other are stored, and a memory cell selecting circuit for test varying a potential of a pre-charged bit line by activating a word line of the memory cell block for test, and selecting a memory cell of the memory cell block for test positioned between bit lines of which potentials are varied as a memory cell for test.
Patent JP-2002148133-A (JP)
Title: Method and device for inspecting internal pressure in sealed container
Inventor: SUZUKI NAGAFUMI
IPC: B65B57/02
Filed: 2000-11-07
Abstract: PROBLEM TO BE SOLVED: To provide a technique capable of reducing failure in detection of a defective for realizing a highly reliable inspection. SOLUTION: This internal pressure inspection device for a sealed container for inspecting an internal pressure of a sealed container according to a hammering test is provided with a hammering test head 3 giving an electromagnetic shock to a can C for generating a hammering test sound, a microphone 2 converting the hammering test sound into an electric signal, a sound volume processing part 8 for finding the hammering test sound volume, and a microcomputer 9 determining that the sealed container has an internal pressure within a specification when its hammering test sound frequency is included within a specified frequency range and its hammering sound volume is included within a specified intensity range.
Patent JP-2002137548-A (JP)
Title: Microcapsule with formed of double-wall film and image recording sheet using this microcapsule
Inventor: KUBOTA YUKIO
IPC: B41M5/30
Filed: 2000-11-07
Abstract: PROBLEM TO BE SOLVED: To provide a microcapsule with a homogeneous and flawless outer wax wall as a microcapsule formed of a double-wall film which can best suitably be used for pressure sensitive thermal recording. SOLUTION: The capsule surface layer of a microcapsule containing a coloring material sealed with a wall film formed of a heat-resistant synthetic resin, is treated for activation by making a silane coupling agent react chemically with the microcapsule. Next, the capsule surface layer is coated with wax. A hydrophilic group such as a hydroxyl group or the like present in the microcapsule surface layer chemically reacts with the silane coupling agent, so that the surface is lipophilic. Consequently, a uniform outer wax wall free from irregularities in a deposition state is formed.
Patent JP-2002149584-A (JP)
Title: Wireless input device
Inventor: UEDA EIJI
IPC: G06F3/038
Filed: 2000-11-10
Abstract: PROBLEM TO BE SOLVED: To solve a problem that an input is hardly performed in a plurality of personal computer main body parts by only one keyboard and one mouse. SOLUTION: An electrooptical converting unit 7 is arranged for the common keyboard 5 and mouse 6. The electrooptical converting units 8, 9 and 10 by the same standard are adjacently disposed and respectively connected to the personal computer main bodies 1, 2 and 3. A light shielding body 18 is arranged to selectively shield the light input passages of the electrooptical converting units 8, 9 and 10.
Patent JP-2002148908-A (JP)
Title: Image forming apparatus
Inventor: UNAGIDA YASUNORI
IPC: G03G21/00
Filed: 2000-11-10
Abstract: PROBLEM TO BE SOLVED: To provide an image forming apparatus which can prevent deterioration with time of electrostatic chargeability of an electrostatic charging member while preventing adhesion and deposition of toner on the electrostatic charging member. SOLUTION: The image forming apparatus which has an electrostatic charging member CR to charge the surface of a photoreceptor, a photoreceptor PR having a rotating surface while passing through an electrostatic charge area, a latent image write position, a developing area and a primary transfer area, successively, or the like is provided with an intermediate transfer body B which has a rotating surface while passing through a primary transfer area Q3, a secondary transfer area Q4 and an intermediate transfer body cleaning area, successively, a cleaning cycle execution means C2 to execute a cleaning cycle for moving residual toner adhering to the electrostatic charging member to the surface of the photoreceptor, and moving the residual toner moved on the surface of the photoreceptor to an intermediate transfer body at prescribed timing, and a cleaner CLb for the intermediate transfer body to recover the toner on the surface of the intermediate transfer body.
Patent JP-2002147717-A (JP)
Title: Burner port structure of burner
Inventor: IRITANI KOJI
IPC: F23D11/10
Filed: 2000-11-13
Abstract: PROBLEM TO BE SOLVED: To provide the burner port structure of a burner capable of introducing the sufficient secondary air for the combustion flame rising from the burner port located toward the center of an area where burner ports are arranged and capable of performing satisfactory combustion. SOLUTION: Burner ports 15 and 16 arranged densely in the areas A and B, respectively, of a burner top 8 have smaller opening areas toward the center line C of the areas A and B, respectively. Secondary air supplying openings 17 supplying the secondary air to the combustion flame rising in the respective areas A and B are arranged at both sides in the width direction (the direction orthogonal to the center line C) of the areas A and B.
Patent JP-2002158559-A (JP)
Title: Lame-mode crystal vibrator
Inventor: KAWASHIMA HIROFUMI
IPC: H03H3/04
Filed: 2000-11-17
Abstract: PROBLEM TO BE SOLVED: To provide a lame-mode crystal vibrator, in which a frequency change is small over a wide temperature range and a vibration energy loss is small. SOLUTION: The vibrator is formed from a crystal plate cut in the direction, with which an X crystal sheet is rotated from 36.5 deg. to 47 deg., with y-axis as the rotary axis of rotation and is further rotated from 65 deg. to 85 deg., with a new axis x' of x-axis as a rotary axis. Besides, for the crystal vibrator, a vibrating part, a supporting frame and a mount part are formed integrally, so that the vibrating part can be connected via two connecting parts to the supporting frame and the mount part. As a result, the lame-mode crystal vibrator of small equivalent serial resistance R1 is provided.
Patent JP-2002156328-A (JP)
Title: Microscopic device capable of mapping measurement and mapping method
Inventor: NAGOSHI TOSHIYUKI
IPC: G01N21/35
Filed: 2000-11-17
Abstract: PROBLEM TO BE SOLVED: To provide a device, capable of executing comparatively inexpensive mapping without requiring complicated works for mapping a measuring object or without complicating an optical system, and to provide a method for mapping comparatively simply. SOLUTION: This microscopic device 2, capable of executing mapping measurement of a sample to be measured 4, is equipped with a stage 6 for loading the sample to be measured 4, and an aperture 22 arranged on a conjugate plane b relative to an observation plane of the sample to be measured, capable of restricting an observation range of the sample to be measured by the size of the opening. The device 2 is characterized by executing a mapping measurement in a specific range of the sample to be measured, without moving the stage on the plane parallel to the observation plane by adjusting the opening position of the aperture, because the opening of the aperture can be set not about the optical axis of the microscopic device on the conjugate plane relative to the observation plane of the sample to be measured.
Patent JP-2001347686-A (JP)
Title: Air filter for ink vessel and ink vessel using the same
Inventor: MASUKO HIROAKI
IPC: B01D71/36
Filed: 2000-11-20
Abstract: PROBLEM TO BE SOLVED: To provide an air filter and an ink vessel having the same wherein ink hardly leaks therefrom even when change of a temperature occurs in a condition that the air filter is contacted with the ink and thermal expansion of the air in a case or evaporation of the ink occurs and then the ink is pressed against the air filter. SOLUTION: The air filter 5 wherein at least one layer of a porous body made from a fluororesin such as polytetrafluoro-ethylene or a polyolefin resin and at least one layer of an air-permeable support material of which the tensile stress is not less than 1 MPa are laminated is attached to an air hole of the ink vessel.
Patent JP-2002155631-A (JP)
Title: Sheet for scaffold and building scaffold using the same
Inventor: KATAOKA KEIICHI
IPC: E04G21/28
Filed: 2000-11-21
Abstract: PROBLEM TO BE SOLVED: To provide a sheet for a scaffold, which serves as a roof for a workshop within the scaffold and facilitates the drainage of precipitation, etc., and a building scaffold using the sheet. SOLUTION: The building scaffold is composed of a front-erected support 20 erected near a building undergoing construction, not less than four supports having a rear-erected support 21 erected in a position opposite to the building with respect to the support 20, and a scaffold platform, which is erected horizontally across the supports 20 and 21 and whereon a worker gets. The sheet 10 for the scaffold serves as the roof covering a section above the scaffold platform of the building scaffold. The sheet 10 is composed of a front-erected fixing part, which is installed in a sheet member and wherein a section on the side of one long side of the sheet member is fixed to the support 20, and a rear-erected fixing part wherein a section on the side of the other long side thereof is fixed to the support 21.  The sheet 10 is fixed in such a manner as to make the side of the support 20 higher and make the side of support 21 lower when mounted on the heads of the supports.
Patent JP-2002165241-A (JP)
Title: Hotel internet system
Inventor: SASAKI KOJI
IPC: H04L12/28
Filed: 2000-11-24
Abstract: PROBLEM TO BE SOLVED: To utilize existent facilities to maximum level and at a low cost, while realizing a comfortable internet utilization environment within rooms of a hotel. SOLUTION: An inner line 6a for connecting a room 2 with an extension exchange 30 being branched, and one is set as a terminal line 60. Furthermore, a plurality of inner lines 6c are connected between an access server 40 and the extension exchange 30, and also the access server 40 is connected to the Internet 5 via a dedicated line 8. A user connects a terminal 20 to the terminal line 60, so that it is possible to connect with the access server 40, and to be connected to the Internet 5 through authentication by an authentication means, included in the access server 40. Furthermore, during its connection with the Internet, addition time is calculated by an accounting means included in the access server 40.
Patent JP-2002162305-A (JP)
Title: Pressure sensor
Inventor: WAKABAYASHI JUNICHI
IPC: G01L19/14
Filed: 2000-11-28
Abstract: PROBLEM TO BE SOLVED: To provide a pressure sensor with high property improving the waterproofing while introducing the atmospheric pressure into the inner section of the sensor. SOLUTION: The atmospheric pressure is introduced from outside to an introduction hole 42a for the atmospheric pressure through a micro clearance between an outer section 51 of a paired connector 50 and the periphery of a shell guide 42. During the period, droplets and the like scattering at the outside are prevented by the outer section 51 of the paired connector 50, and water is prevented from entering into the introduction hole 42a for the atmospheric pressure, thereby the superior waterproofing can be obtained.
Patent JP-2002162170-A (JP)
Title: Facility and method for treatment
Inventor: MIZUKAMI HIDEAKI
IPC: C22B7/00
Filed: 2000-11-28
Abstract: PROBLEM TO BE SOLVED: To provide a facility and a method for treatment in which melting of scrap, treatment of waste and treatment of iron making dust can be carried out efficiently. SOLUTION: A melting facility having a melting chamber and a preliminary chamber coupled directly with the upper section thereof, and a heating furnace are employed. When melting a cold iron source, the cold iron source is fed continuously or intermittently to the preliminary chamber of the melting facility and melted in the melting chamber before the molten is heated in the heating furnace. When treating waste and iron-making dust, waste is thrown from the preliminary chamber of the melting facility onto the molten in the melting chamber to produce gas or slag. At the same time, iron making dust is thrown onto the molten in the heating furnace and reduced.
Patent JP-2002162548-A (JP)
Title: Method for detecting optical axis of optical component and equipment thereof
Inventor: OTSUKA KEIJI
IPC: B23K26/06
Filed: 2000-11-28
Abstract: PROBLEM TO BE SOLVED: To accurately detect the optical axis of reflection using a simple constitution, and to efficiently adjust the alignment of an optical component. SOLUTION: The equipment for detecting the optical axis of an optical component has a standard light unit 10, which emits a standard laser beam L, having a set optical axis and an optical axis unit 70 for detecting the optical axis of a reflecting mirror 142 via the standard laser light L. The optical axis unit 70 has first and second pinhole plates 74, 76, disposed separated by a prescribed interval and first, and second pinholes 80, 90 have been formed in the first and second pinhole plates 74, 76.
Patent JP-2001178560-A (JP)
Title: Lifting and lowering support unit for storage part and lifting and lowering storage apparatus using the same
Inventor: MURAKAMI MOTOHARU
IPC: A47B77/04
Filed: 2000-11-29
Abstract: PROBLEM TO BE SOLVED: To ensure the safety and improve the usability by solving such a problem that a large force is needed to move a heavy thing standing still, and an initial action to take out a storage part to pull it to a takeout position cannot be easily carried out. SOLUTION: A support means to support a storage part on a mount base so that the storage part can be lifted and lowered, an urging means which is urged by the descending action of the storage part, and a damper means to suppress the descending speed of the storage part are provided.
Patent JP-2002169200-A (JP)
Title: Stroboscopic device
Inventor: ISHIKAWA KATSUYUKI
IPC: G03B15/05
Filed: 2000-11-29
Abstract: PROBLEM TO BE SOLVED: To provide a stroboscopic device which is provided with a simple circuit configuration and charges efficiently with an optimum charge current. SOLUTION: An oscillation circuit 11 controls a drive circuit 12, based on the power source voltage of a power source 5 detected by a power source voltage detection circuit 6. The drive circuit 12 drives a piezoelectric transformer 13 according to the power source voltage and an oscillation signal inputted by the oscillation circuit 11, and a discharge capacitor 3 is charged with the electrical energy of a discharge tube 4 in accordance with the output voltage of the piezoelectric transformer 13. The discharge tube 4 emits flash light, by using the electric energy according to the operation of a trigger signal generating circuit 2. The oscillation circuit 11 generates the frequency of the oscillation signal, duty ratio or the oscillation signal burst-controlled as the oscillation signal, so as to adjust the oscillation signal to be outputted.
Patent JP-2002170720-A (JP)
Title: Transmission transformer and its manufacturing method
Inventor: HIRAMA NAOMICHI
IPC: C22C19/03
Filed: 2000-11-29
Abstract: PROBLEM TO BE SOLVED: To inhibit the dispersion of characteristics such as an inductance value in a transmission transformer in which a permalloy or the like is applied to a magnetic core (a laminated core). SOLUTION: The transmission transformer 6 has a bobbin 1 on which a winding is wound, and the magnetic core 5 composed of a plurality of magnetic alloy pieces 4 incorporated into the bobbin 1 such as ones 4 consisting of the permalloy. A plurality of the magnetic alloy pieces 4 have deflection X respectively, and laminated by arranging the direction of deflection X. The deflection X of each magnetic alloy piece 4 is set so that the quantities of deflection to the length of one side of the magnetic alloy pieces 4 is kept within a range of 2-20%.