baber/WOPTO huggingface dataset:
Patent JP-2003262424-A (JP)
Title: Heat pump
Inventor: ISHII TETSUYA
IPC: F25B21/00
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compressing means eliminating the need to enlarge a heat pump using water as refrigerant, even if evaporation pressure at an evaporating means is very low.  <P>SOLUTION: The heat pump S1 causes a mixed refrigerant of water and hydrogen to circulate through an evaporator 10, a compression device 20, a condenser 30, and an expansion valve 40 in that order. The device body 21 of the compression device 20 is separated into two chambers 21a and 21b by an MEA 22, with the first chamber 21a in communication with the evaporator 10 and the second chamber 21b in communication with the condenser 30. The MEA 22 comprises electrodes 22a and 22b being permeable to molecules and provided on both sides of the electrolyte film 22c. The electrodes 22a and 22b are interconnected by a variable constant current source 23 (power means), with the first electrode 22a having a higher potential than the second electrode 22b.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003264460-A (JP)
Title: Frequency monitor circuit, clock supply device and frequency monitor method
Inventor: TANIMOTO SHINJI
IPC: H04L69/40
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a frequency monitor circuit, a clock supply device which can inexpensively be constructed, the maintenance of which is easy and a frequency monitor method.  <P>SOLUTION: The clock supply device is provided with a data memory 9 that writes the highest digital value obtained by performing digital sampling of the highest frequency for fault judgment and the lowest digital value obtained by performing digital sampling of the lowest frequency for fault judgment and a digital value comparator circuit 10 that judges whether or not a phase comparison result digital signal 112 between the signal 110 obtained by dividing frequency of an input clock selected among a plurality of input clocks 101 to 10N and a signal 116 obtained by dividing frequency of an output clock of a voltage control oscillator 7 lies within the range between the highest digital value and the lowest digital value and when the phase comparison result digital signal 112 becomes out of the range, outputs an alarm signal 119.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003260581-A (JP)
Title: Method and apparatus for laser beam machining
Inventor: ISHIKAWA SHIBUN
IPC: B23K26/046
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and apparatus for laser beam machining which can focus a laser beam with a high numerical aperture and, in different depths within a workpiece, can focus the laser beam with a constant numerical aperture.  <P>SOLUTION: This laser beam machining apparatus includes: a laser beam source; an objective lens 11 for focusing a laser beam from the laser beam source; solid immersion lenses 12, 13, 14, 15, for focusing the laser beam focused in the objective lens 11, which are provided in a solid immersion lens revolver 16 and are different from one another in shape, size and refractive index. The solid immersion lenses 12, 13, 14, 15 can be replaced by using the solid immersion lens revolver 16. The solid immersion lenses 12, 13, 14, 15 have a refractive index of 1.43 to 2.03 and a diameter of 0.25 to 40 mm.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003260746-A (JP)
Title: Laminated fiber sheet
Inventor: MINAMI AKINORI
IPC: D04H1/498
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laminated fiber sheet which shows the degree of its fiber adhesiveness not as high as that of a nonwoven fabric formed by a wet process and can be applied to various use applications.  <P>SOLUTION: The laminated fiber sheet of more than one layer is formed of at least a single nonwoven fabric composed of an extremely thin fiber with a fiber diameter of 4 μm or less and a fiber length of 3 mm or less, and/or a fine fiber with a fiber diameter of 4 to 50 μm and a fiber length of 10 mm or less, and further, with a coating build-up of a deposit of 0.5 mass% or less. In addition, this sheet includes a region where fiber sheet layers, each having a different average fiber diameter, are adjacent to each other.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003264800-A (JP)
Title: Information reproducing device
Inventor: YOSHIDA SUSUMU
IPC: H04N5/93
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently perform a reproducing operation regardless of a data form recorded on a recording medium in an information reproducing device.  <P>SOLUTION: The information reproducing device is provided with a discrimination processing part and a recording medium kind and the data form recorded on the recording medium are discriminated. In the case that management information recorded on the recording medium is different from a desired data form, the data form is converted and then developed on an internal memory. Since the developed management information becomes the same form at all times, the reproducing operation is efficiently performed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003272994-A (JP)
Title: X-ray exposure method, and semiconductor device manufactured by the x-ray exposure method, x-ray mask, x-ray exposure system, and resist material
Inventor: WATANABE HIROSHI
IPC: G03F1/68
Filed: 2002-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an x-ray exposure method, and semiconductor device manufactured by the x-ray exposure method, an x-ray mask, an x-ray exposure system, and a resist material for attaining a high resolution.  <P>SOLUTION: A dimension of a pattern of an x-ray absorptive body 4a is made up to about 1.5-fold (about 75 nm) a half pitch (L/2=50 nm) of a mask pattern. Thus, contrast to x-ray with wavelength shorter than about 8 Å-9 Åis improved further than the contrast of the mask pattern of 50 nm line and space cycle, consequently, a high quality optical image can be obtained.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003265318-A (JP)
Title: Electric hot-water heater
Inventor: KOBAYASHI HIDEAKI
IPC: A47J27/21
Filed: 2002-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an economical and convenient electric hot-water heater in which hot water can be supplied with the same operation even when power is supplied or is not supplied from an external power source since an electric hot-water heater of a system for supplying hot water with a motor-driven pump is convenient to supply hot water only by pressing an operate switch but hot water can not be supplied when power can not be supplied from the outside.  <P>SOLUTION: Inside a lid 40 of the electric hot-water heater, an arm 59 is provided on a presser board 56 for pressing a pressurizing pump 47 for pressurizing the inside of a container 1, a microswitch 60 is operated by operating the presser board 56, and any one of a motor-driven pump 12 and the pressurizing pump 47 is operated regardless of presence/absence of the external power source. Thus, hot water in the container 1 can be supplied to the outside all the time.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003271005-A (JP)
Title: Image forming apparatus
Inventor: ISHIFUNE TARO
IPC: G03G15/20
Filed: 2002-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus in which warm-up period and is shortened a consuming current change is suppressed by simple control, thereby eliminating flicker.  <P>SOLUTION: In the image forming apparatus which forms an image onto a recording material with a developer material such as toner and outputs the image formation by thermal fixing, a thermal fixing means has heat generating resistors on a heater substrate such as ceramic, and a heater control means which selects a connection system for the heat generating resistors according to an operation state of the apparatus. The heater control means operates in such a manner that in the process of raising the thermal fixing means from a low temperature to a predetermined temperature, all the resistors are connected parallel to one another and driven, and after the thermal fixing means reaches the predetermined temperature, all the resistors are connected in series and driven while the constant temperature is kept.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003268754-A (JP)
Title: River activating regenerating method and river activating regenerating device
Inventor: IWATA KOJI
IPC: E02B5/00
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a river activating regenerating method for reviving the function of a river by allowing inhabitation of aquatic life in the river remarkably reduced in water retentivity by laying concrete and rock.  <P>SOLUTION: In the river whose riverbed and bank 25 are remarkably reduced in the water retentivity by laying the concrete or stones, a wall surface forms an inclination in the river at a prescribed angle or more, and is composed of a process of arranging a plurality of first water storage means 1 within a prescribed level difference interval so as to form stairs by reaching the other side from one side of the river in the vertical direction, and a process of arranging a plurality of second water storage means 10 within a prescribed distance interval in the horizontal direction in a gentle place of a prescribed inclination or less in the inclination of the riverbed in the river. The respective first water storage means 1 and second water storage means 10 have the sufficient depth for allowing inhabitation of the aquatic life in the water storage means, and allowing jumping to the adjacent water storage means.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002337965-A (JP)
Title: Protective cap for aerosol container
Inventor: PETER RANBOI
IPC: B65D83/40
Filed: 2002-03-18
Abstract: PROBLEM TO BE SOLVED: To provide a protective cap for an aerosol container with which a sample of contents can be removed without difficulty even when there is no accessory to be used in weighing, without changing a protection function during transportation, an aid function for insertion of the accessory to be used in weighing, and an information mentioning function. SOLUTION: The protective cap (4) for an aerosol container (1) includes a projection (5) which keeps the protective cap (4) mounted on the aerosol container (1), and a center opening (8) which can come close to a star valve (3) of the container (1), and has a removable plate member which is placed in a region of the opening (8) and formed as an initial protector. The plate member is formed as a delivery head (10) which can be detached from the protective cap (4). The delivery head (10) has an outflow passage (14) which is suitable to fit the star valve (3) of the aerosol container (1) therein.
Patent JP-2003265977-A (JP)
Title: Waste crushing equipment
Inventor: HAGIMOTO TOMOHISA
IPC: B02C18/22
Filed: 2002-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To save manpower necessary for coarsely crushing foreign matter charged in a main crusher.  <P>SOLUTION: A pit 3 for charging waste 1 is provided in a stock yard 2 where the waste 1 is once collected. The upstream side end part of a raw material feed conveyer 4 in the carrying direction is arranged on the bottom part of the pit 3 and the downstream side end part of the conveyor 4 is connected to a feed hopper 6 of the main crusher 5. A coarsely crushing uniaxial crusher 23 is provided in the preceding stage of the main crusher 5 and a discharge port 22 of the coarsely crushing uniaxial crusher 23 and the pit 3 are connected to each other with a coarsely crushed material discharge conveyer 24. The foreign matter incorporated in the waste and carried in is sorted and charged to the coarsely crushing uniaxial crusher 23 and after being coarsely crushed, fed to the main crusher 5.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003280419-A (JP)
Title: Fixing device and image forming apparatus provided with it
Inventor: TAKAHASHI KATSUMI
IPC: G03G15/20
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fixing device whose safety is improved by preventing the deterioration or the like of a fixing roller in the case that the temperature of a fixing body and an external heating member is abnormally high or low and an image forming apparatus provided with it.  <P>SOLUTION: In the fixing device provided with the fixing roller 21 and a pressure roller 23 coming into press-contact with each other and rotated, halogen heaters 21 and 24 to heat the fixing roller 21 and the pressure roller 23 from inside by electric power from an electric source and an external heating roller 29 attachably/detachably disposed to/from the outer peripheral surface of the fixing roller 21 and to heat the fixing roller 21 from outside by the electric power from the electric source, the existence of specified abnormality with regard to the fixing device 3 is detected, and when the specified abnormality is detected, the supply of the electric power to halogen heaters 22, 24 and 30 by the power source is interrupted and also the external heating roller 29 is separated from the fixing roller 21.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003275010-A (JP)
Title: Card holder for radio card system, and radio card system
Inventor: SHIMURA TOMOHIRO
IPC: G07B15/00
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To enable healthy persons and physically challenging handicapped persons having the difficulty in the eyes or ears to surely confirm entering/ leaving by using a radio card and further to effectively utilize the radio card spread at present without changing its standard, or the like, in an automatic ticket examination system in which entering/leaving is made possible by using the radio card.  <P>SOLUTION: In the radio card system for examining a ticket by the radio communication of an automatic ticket examination machine and the radio card, a card holder on which the radio card is mounted has a vibration function to be vibrated in accordance with the propriety of a ticket examination when examining the ticket by the radio communication of the automatic ticket examination machine and the radio card.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003279207-A (JP)
Title: Shutter apparatus
Inventor: YOSHIDA KAZUHIRO
IPC: F25C1/14
Filed: 2002-03-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a shutter apparatus wherein abrasion between a shaft member and a guide member is suppressed, and a lid body is smoothly opened/ closed.  <P>SOLUTION: The shutter apparatus 29 mainly has the lid body 9, a link mechanism 10, and a solenoid 11. The link mechanism 10 is constituted of an operating body 12, the shaft member 13, a connecting body 14, etc. The operating body 12 performs reciprocative movement upward and downward by the solenoid 11 and is connected to one edge of the connecting body 14 through the shaft member 13. Moreover, the other end of the connecting body 14 is connected to the lid body 9. The shaft member 13 is loosely fitted to an oblong hole 16 of a guide plate 15 and provided with a roller 17. A roller 17 is engaged with a rotary body guide 18 to suppress the abrasion between the shaft member 13 and the oblong hole 16.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003283227-A (JP)
Title: Dielectric chip antenna
Inventor: SHIBATA MASAKI
IPC: H01Q1/36
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dielectric chip antenna that can meet both demands for miniaturization and a wider band and, in addition, can be mounted easily on a printed board.  <P>SOLUTION: This dielectric chip antenna is constituted by respectively providing a feeding electrode and a fixed electrode on the surface of a rectangular parallelepiped dielectric substrate at both ends in the lengthwise direction and spirally arranging two radiating electrodes connected to the feeding electrode from the side face of the dielectric substrate on the surface of the substrate. The radiating electrodes are formed symmetrically to each other on both the upper and lower surfaces of the dielectric substrate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003276436-A (JP)
Title: Light shielding device for roof window of cab of construction machinery
Inventor: IZUMIKAWA TAKEYA
IPC: B60J3/04
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a light shielding device formed in a simple structure and preventing a head clearance from being reduced in construction machinery having a roof window at a cab.  <P>SOLUTION: The roof window 14 of the cab is formed of a liquid crystal glass 15, and the liquid crystal glass 15 is formed by sticking a liquid crystal panel 17 on the front or rear surface of a reinforced glass 16. The light shielding device 30 is formed of a control circuit 18 for controlling the flow of current to the liquid crystal panel 17, a power supply device 19, and a switch 20. The switch 20 is installed at a position where an operator can easily operate the switch. Since the liquid crystal panel 17 is transparent when the switch 20 is turned off, the liquid crystal glass 15 is brought into a translucent state. When the switch 20 is turned on, the liquid crystal panel 17 is energized and the liquid crystal panel 17 becomes opaque to lower a light transmittance. Thus, the liquid crystal glass 16 is changed in a light shielded state.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003284043-A (JP)
Title: Method and apparatus for superposition
Inventor: YAMADA AKIHIRO
IPC: H04N7/18
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To transmit a desired one of a plurality of data together with a video signal via one transmission line without receiving the disturbance of the same channel.  <P>SOLUTION: A method for superposing comprises the step of outputting the video signal and a first FM signal obtained by frequency-modulating a carrier of a frequency different from that of the video signal by a voice signal from a camera 2. The method further comprises the step of transmitting a second FM signal obtained by frequency- modulating the carrier by an audio signal different from the previous audio signal at a lower signal level from the first FM signal by a transmitter 6. The method also comprises the step of connecting the camera 2 and the transmitter 6 to the transmission line 7 by a superposing unit 8. The unit 8 includes terminals 12, 14, connects a low-pass filter 10 for passing the video signal and attenuating the carrier between the terminals 12 and 14, connects on end of a high-pass filter 16 for passing the carrier and connects to another end to the terminal 14. When the video signal and the second FM signal are transmitted to the line 7, the terminal 12 is connected to the camera 2, and the terminal 14 is connected to the line 7. When the video signal and the first FM signal are transmitted to the line 7, the terminal 12 is connected to the line 7 and the terminal 17 is connected to the camera 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003278716-A (JP)
Title: Actuator
Inventor: ARIKAWA TATSUHIRO
IPC: F15B15/14
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an actuator dispensing with a removal of an end member 4 from a raceway part 2 when maintaining a driving part 3, and accordingly causing no shift at a position of a stopper 5 fixed on the end part member 4.  <P>SOLUTION: This actuator comprises: the straight line type raceway part 2; the driving part 3 arranged approximately in parallel with the raceway part 2, for transferring the straight line motion to the driving part 2; the end member 4 arranged on ends of the raceway part 2 and the driving part 3; and the stopper 5 fixed on the end member 4, for stopping moving bodies of the raceway part 2 and the driving part 3. It has a separation member 31 that can be separated from the end member 4. By separating the separation member 31 from the end member 4, the end member 4 is connected with end of the raceway part 2 and the stopper 5 is fixed on the end member 4, and maintenance of the driving part 3 can be done with the connected moving body of the raceway part 2 and that of the driving part 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003287301-A (JP)
Title: Stirling refrigerator
Inventor: NAKASAKI ITSUO
IPC: F25B9/14
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To easily assemble a stirling refrigerator by regulating the idling of a compression piston.  <P>SOLUTION: A key groove 83 is formed at an upper end of a compression piston rod 69, and a key insertion groove 84 is formed in the compression piston 67. With a key 82 fitted and mounted in the key groove 83, a piston mounting screw 102 is inserted into an insertion hole 85 of the compression piston 67, and the key 82 is inserted in and attached to the insertion groove 84.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003279914-A (JP)
Title: Wavelength variable optical element
Inventor: FURUYA HIROYUKI
IPC: H01L31/0232
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wavelength variable optical element which can change a wavelength of transmitted light or reflected light with voltage and may be used as an optical switch.  <P>SOLUTION: The wavelength variable optical element has a layered structure of a transparent electrode, an electroconductive coating with a low refractive index and an electroconductive coating with a high refractive index on a transparent substrate, and has a transparent electrode again on an extreme surface. The wavelength variable optical element which can be used as a wavelength variable filter mirror or the optical switch and has a mechanism changing a transmission characteristic and a reflection characteristic is obtained by using as the electroconductive coating a material having an electrooptic effect which changes refractive index, by using as the electoconductive coating a dielectric material which has piezoelectricity and changes film thickness, or by using a material which has both properties and changes the refractive index and the film thickness, when an electric field is applied to the transparent electrode.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003282532-A (JP)
Title: Treatment method of body to be treated
Inventor: TANAKA NOBUYUKI
IPC: H01L21/3065
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a treatment method of a body to be treated, with which an etching rate less likely to drop even if a unit method is performed for a plurality of numbers of times.  <P>SOLUTION: In the treatment method for the body to be treated, the unit treatment method for treating the body to be treated 60 is performed for the plurality of numbers of times by changing the body to be treated 60. The unit treatment method includes a process for placing the body to be treated 60 on an installation electrode 30, a process for generating plasma between the installation electrode 30 and an opposite electrode 32 and etching an insulating layer 74 in the body to be treated 60, a process for cooling the electrodes 30 and 32 by using first and second temperature control mediums cooling the installation electrode 30 and the opposite electrode 32 and a process for stopping plasma generation after the etching process is terminated and carrying out the body to be treated 60 from a treatment chamber 10. Temperatures of the first and second temperature control mediums are set so that the temperature of the first temperature control medium which is thermally exchanged with the installation electrode 30 becomes higher than that of the second temperature control medium which is thermally exchanged with the opposite electrode 32 while the unit treatment method is performed for the plurality of numbers of times.  <P>COPYRIGHT: (C)2004,JPO