baber/WOPTO huggingface dataset:
Patent JP-2005325905-A (JP)
Title: Shaft seal device and compressor equipped with this shaft seal device
Inventor: OGAWARA YASUHITO
IPC: F16J15/3252
Filed: 2004-05-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a shaft seal device capable of securely preventing leakage of high-pressure gas and oil from inside of a housing and reducing manufacturing costs, and a compressor equipped with this shaft seal device.  <P>SOLUTION: In this shaft seal device 30, a lip seal 32 of which tip extends in the outer diametrical direction is provided between a rotating ring 37 and the outer periphery of a rotating shaft 21, and a seal part 33 having an inclined sliding-contact face 42 is provided in an inner pressure side of a fixed ring 36. Grease 39 is sealed in an angular contact ball bearing 31. With this structure, change in contact surface pressure of a seal face separated from the rotating shaft 21 at the time of rotation deflection of the rotating shaft 21 can be suppressed, and oil film thickness can be reduced by eliminating excessive oil from the seal face by rotational force of the rotating shaft 21. In addition, when the rotation of the rotating shaft 21 is stopped, gas seal effects can be maintained by sealing the seal face by grease 39.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005326232-A (JP)
Title: Photoelectric encoder
Inventor: IMAI TORU
IPC: G01D5/38
Filed: 2004-05-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photoelectric encoder with a high operational stability capable of measurement of triaxial directions of the moving grating with a small size and at an economical price.  <P>SOLUTION: The six light beams 21a, 21b, 22a, 22b, 23a, 23b generated by the light beam 3 incident diffracted by the diffraction gratings 4A, 4B enter the moving grating 5. These light beams are diffracted by the moving grating 5 respectively, the light beams 21b, and 23b are emitted almost in the same direction and detected by the light receiving element A, the light beams 21a, 22b are emitted almost in the same direction and detected by the light receiving element B, and the light beams 22a, 23a are emitted almost in the same direction and detected by the light receiving element C. Based on the output signal of the light receiving elements A, B, and C, the operation for the phase information etc. of the intensity of the interference light is performed by the encoder processing circuit 7, and based on the phase information, the x-axis movement information, z-axis movement information on the moving grating 5 and pitch angle variation information can be acquired.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005326099-A (JP)
Title: Resin made heat exchanger
Inventor: SHINNAGA HIDETAKA
IPC: F28F1/04
Filed: 2004-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an easy-to-manufacture compact resin made heat exchanger with favorable heat exchange performance having corrosion resistance for a corrosive fluid used in a fuel cell or the like.  <P>SOLUTION: The resin made heat exchanger has a body 1 and a lid body 2 formed by a molded body of synthetic resin, and a tortuous or a radial passage 3 heading from one end to another end for passing the corrosive fluid is formed in an interior by fluid-tightly joining the lid body 2 to an opening of the body 1 by an adhesive or the like. The corrosive fluid in the body 1 is cooled by a blast of a fan 13 in an outer face side.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005333174-A (JP)
Title: Camcorder
Inventor: DOI JUNICHI
IPC: G03B17/02
Filed: 2004-05-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a camcorder capable of realizing miniaturization and cost reduction.  <P>SOLUTION: The camcorder is provided with a display device on one side face. The display device and a camcorder body are coupled by a ball joint. The ball of the ball joint is on the display device side. A housing is on the camcorder body side. The display device is capable of opening/closing operation and rotation operation. A groove is formed to a part of the ball of the ball joint. A detection switch is mounted to the camcorder body. The phase of a rotation angle of the display device is detected by the groove and the detection switch.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005333715-A (JP)
Title: Motor controller
Inventor: YOSHIMOTO KANTARO
IPC: H02P27/08
Filed: 2004-05-19
Abstract: <P>PROBLEM TO BE SOLVED: To control the output voltage of a DC-DC converter, with good responsiveness.  <P>SOLUTION: This motor controller is equipped with an output power computer 210 which calculates the output power value of a converter 8, a voltage controller 202 which calculates the input current command 1 of the converter from the deviation between an output voltage command and an output voltage value, an input current compensator 203 which calculates the input current command 2 of the converter from the input voltage value and the output power value by the above output power computer, an input current command adder 204 which adds up an input current command 1 and the above input current command 2 so as to calculate an input current command 3, a current controller 206 which calculates the switching time ratio 1 of the converter from the deviation between the input current command 3 and the input current value, a time ratio compensator 207 which calculates the switching time ratio 2 of the converter from the input voltage value and the output voltage command, and a time ratio adder 208 which adds up the switching time ratio 1 and a ratio 2 so as to calculate the switching time ratio 3. This operates the DC-DC converter, based on the switching time ratio 3.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005332711-A (JP)
Title: Dielectric barrier discharge lamp
Inventor: EZAKI SHINGO
IPC: H01J65/00
Filed: 2004-05-20
Abstract: <P>PROBLEM TO BE SOLVED: To restrain deterioration of an end of a discharge tube due to an ultraviolet ray, in relation to a dielectric barrier discharge lamp.  <P>SOLUTION: The discharge tube 3 of this dielectric barrier discharge lamp 1 comprises: a glass tube 9; and inclined end walls 11 formed of glass plate members welded to both front and rear ends of the glass tube 9 so as to be inclined with respect to the axial direction of the glass tube 9 for closing the ends of the glass tube 9. Each inclined end wall 11 is so inclined as to have a predetermined angle θ with respect to the axial line J of the glass tube 9.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005332275-A (JP)
Title: Server system
Inventor: YAMAGUCHI KAZUMUNE
IPC: G06F15/00
Filed: 2004-05-20
Abstract: <P>PROBLEM TO BE SOLVED: To constitute a server system that efficiently operates a Web site including a plurality of pages and can be accessed from a network terminal in fair wait time.  <P>SOLUTION: The server system comprises an identification ID issuing section for issuing the identification ID of a connection request from a network terminal to a server system; and a page request management section for managing a connection request from the network terminal for putting the identification ID to the server system and controlling a connection request in page units. The page request management section stores the upper-limit number of connections in page units and the current number of connections in page units. The individual page request management section compares the current number of connections to the page with the upper-limit number of connections. When the former exceeds the latter, the page request management section related to the page returns a response for rejecting the connection request to the page from the identification ID issuing section, and the identification ID issuing section responds that connection to the network terminal is disabled.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005336769-A (JP)
Title: Construction machinery
Inventor: TSUKUI HIROSHI
IPC: E02F9/00
Filed: 2004-05-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide construction machinery which can reduce the operation of attaching/detaching a cover in the maintenance of cooling equipment, and which can reduce the number of components.  <P>SOLUTION: A bottom of a shroud for covering the cooling equipment mounted on a vehicle is removably constituted so as to also serve as an undercover for a vehicle body.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005299627-A (JP)
Title: Generator with attractive force
Inventor: HIRAKUI SAKAE
IPC: F03G3/00
Filed: 2004-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To generate electric power with the round turn of two discs 1 by installing eight round weights 2 at both front ends of the discs 1 while holding them between the two discs 1 so that they have the same rotation as the discs.  <P>SOLUTION: The used discs 1 are round flat discs. It is important to finish them in a carefully rounded manner. Each of the discs has hole at the center in which a shaft 6 is fixed. The size of the cut edge 7 of the disc is determined and an iron plate 4 is cut to combine links. A reinforcing plate 5 is attached thereto for complete fashion. The round weights 2 are uniformed and fixed thereto. When the round weights 2 to be circular are attached and prepared at a top 8 and the discs 1 are erected thereon, attractive force starts to rotate. The attractive force is equally generated in a natural world. Permanent energy generates electric power which is munificently supplied to electrified lives and enterprises. The links 3 are used to make basic attitude in order. When a rotating speed is lower, the links and the round weights 2 are made longer.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005340468-A (JP)
Title: Semiconductor device
Inventor: YOSHIDA CHIKAKO
IPC: H01L43/08
Filed: 2004-05-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device in which large capacity data can be recorded.  <P>SOLUTION: An MRAM 10 is constituted by making one memory cell comprise 2 MTJ elements 1 and 2 and a single MOS transistor 8, and arranging the respective MTJ elements 1 and 2 at the intersection positions of 2 word lines 4a and 4b corresponding to each of them and one common bit line 3 common to both of them. A magnetic field is generated by making current flow through the word lines 4a and 4b and the common bit line 3, and the spin arrangement of the respective MTJ elements 1 and 2 is varied by the composed magnetic field. Thus, three kinds of states where both of the MTJ elements 1 and 2 are low resistance, either of them is low resistance, or both of them are high resistance can be created, so that data of 3 values can be handled on 1 memory cell to improve recording density.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2004336803-A (JP)
Title: Communication transfer method, content address transfer unit, and content data receiving unit
Inventor: FUJIMOTO KENJI
IPC: H04M15/00
Filed: 2004-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a selection method of a communication pathway which can make a communication fee for a content player to download an intended digital content most favorable, a content address transfer unit for it, and a content data receiving unit.  <P>SOLUTION: The communication transfer method searches a database 23, establishes a communication session between the content data receiving unit and the content address transfer unit on the most advantageous route, transfers an information necessary for the content player 21 authentication and a content server 29's server address to the content data receiving unit and then disconnects the connection. The content data receiving unit searches a database 27, authenticates the content player, establishes the communication session with the content server, downloads the content from the content server and then disconnects the communication session.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004361075-A (JP)
Title: Detonation damper for pulse detonation engine
Inventor: PINARD PIERRE FRANCOIS
IPC: F02K7/02
Filed: 2004-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pulse detonation engine reducing noise and a transition load.  <P>SOLUTION: The engine 100 includes at least one pulse detonation chamber 120 receiving fuel and an oxidizer, and composed so as to carrying out detonation. The pulse detonation chamber has an outlet end part 128, and it includes a porous liner 10 fitting in an inner face 122 of the pulse detonation chamber in a neighborhood of the outlet end part. The engine 100 further includes a casing 130 housing the pulse detonation chamber.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005345516-A (JP)
Title: Manufacturing method of optical fiber coupler
Inventor: SAKATANI SENJU
IPC: G02B6/287
Filed: 2004-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide the manufacturing method of a coupler with low PDL (polarization-dependent loss) which can cope with various optical couplers.  <P>SOLUTION: In the manufacturing method of an optical fiber coupler, in which a fusing section 5 is formed by heating and fusing a part where a plurality of optical fibers are married with each other and they are brought into contact with each other, and also a fused and stretched section is formed by stretching the fused section, this manufacturing method of the optical fiber coupler is characterized in that a C/D value which is the ratio of the minimum diameter C in the center of the cross section of the fusing section to the maximum diameter D in the cross section is within the range of 10 to 15% and the fused and stretched section is formed by stretching the fusing part, while heating a part of the fusing part after forming the fusing part whose length is within the range of 10 to 15mm.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005342019-A (JP)
Title: Liquid storage pot
Inventor: YAMANE HIROSHI
IPC: A47J27/21
Filed: 2004-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a liquid storage pot capable of easily creating the color and texture integrated on the whole.  <P>SOLUTION: The liquid storage pot has a shell 2 whose upper end is open, surrounding the periphery of a container 1, and a lid body 3 for closing the opening of the shell 2. The shell 2 consists of a barrel member 8 and a shoulder member 4, and the container 1 is attached to the barrel member 8 via the shoulder member 4 attached to an opening of the barrel member 8. The shoulder member 4 consists of a lock member 5 attached to the opening of the barrel member 8 and a shoulder member body 6 for supporting the container 1. The lock member 5 and the shoulder member body 6 are connected and integrated with each other.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005345149-A (JP)
Title: Navigation system and road traffic information acquiring method
Inventor: SATO KOJI
IPC: G09B29/10
Filed: 2004-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To acquire external information effectively while reducing communication cost in the navigation system using the road traffic information acquired from external by a plurality of communication parts.  <P>SOLUTION: The navigation system not only acquires the road traffic information from an information center by making the area from present position to the destiny as a request acquisition area at a constant time interval TA, but also acquires the traffic information from an optical beacon. At the time t4, if the lapsed time TL after acquiring the road traffic information from the optical beacon, till present time t5 when the information to be acquired from the information center is less than a prescribed reference time, the road traffic information of a new requesting area A2 to be acquired from the present position to the destination except an area B2 already acquired by the optical beacon is required to the information center.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005030390-A (JP)
Title: Valve system of internal combustion engine
Inventor: SEGAWA MAKOTO
IPC: F01L1/02
Filed: 2004-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a valve system of an internal combustion engine, restraining rotational variation of an engine by eliminating a difference in valve lift amount between cylinders caused by a difference in structure and rigidity of a valve system of several cylinders.  <P>SOLUTION: This valve system of an internal combustion engine including several cylinders different in structure and rigidity of the valve system includes: a correction means for substantially uniforming the valve lift amounts of several cylinders by correcting a difference in valve lift amount caused between the cylinders by a difference in structure and rigidity of the valve system.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005351932-A (JP)
Title: Lens unit and digital camera
Inventor: FUJII SHUICHI
IPC: G02B7/10
Filed: 2004-06-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compact focal distance variable lens unit where an optical path regulating member such as a diaphragm or a shutter is made movable, and whose constitution for moving the optical path regulating member is simplified.  <P>SOLUTION: The digital camera (1) is equipped with a movable lens group (22) performing a zooming function and a movable shutter unit (50). The shutter unit (50) is energized to the side of the 2nd lens group (22) by a tension spring (61), and a stopper (62) abutting on the shutter unit (50) and regulating one end of the moving range of the shutter unit (50) is provided in a lens barrel (70). When the 2nd lens group (22) is positioned nearer to the side of a 1st lens group (21) than the stopper (62), the 2nd lens group (22) and the shutter unit (50) are integrally moved, and when the 2nd lens group (22) is positioned nearer to the side of a 3rd lens group (23) than the stopper (62), the shutter unit (50) abuts on the stopper (62) and stops, and only the 2nd lens group (22) is moved.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005354288-A (JP)
Title: Receiver
Inventor: AOYANAGI TAKAHISA
IPC: H04N5/44
Filed: 2004-06-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a receiver whereby a user can continuously view and listen to a transmission signal such as a broadcast program with an inexpensive configuration independently of a position of a mobile body such as a vehicle.  <P>SOLUTION: The receiver 10 is mounted on the mobile body and selectively receives the transmission signal transmitted from a transmission station located in each transmission area. A delay profile detection circuit 26 detects a delay profile denoting a relative strength of the transmission signal and a delay signal resulting from the reflected transmission signal, and a delay time, and a control circuit 29 estimates a reception environment wherein the mobile body is located on the basis of the delay profile. Then the control circuit switches the reception between the transmission station for transmitting the transmission signal received at present and a transmission signal from another transmission station depending on the reception quality of the transmission signal and the reception environment.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005349660-A (JP)
Title: Recorder and method of recording
Inventor: YAMAGUCHI HIROMITSU
IPC: B41J2/01
Filed: 2004-06-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a recorder capable of stably performing high quality recording on recording media having various sizes by using a full-line recording head, and a method of recording.  <P>SOLUTION: The full-line recording head having a large recording width is constituted such that a plurality of substrates each having a plurality of recording elements arranged thereon to form a predetermined recording width are arranged. The recording is performed by using the full-line recording head and conveying a recording medium in a direction different from the arrangement direction of the plurality of recording elements having the large recording width. When performing the recording, the recording elements to be used for the recording are selected according to an input image recording width such that a region on the recording medium to be recorded by the recording elements corresponding to the bonded section between the adjacent substrates is mostly inconspicuous on the recording medium. A relative movement amount of the full-line recording head with respect to the recording medium is determined so as to perform the recording by using the selected recording elements. The relative position of the full-line recording head is moved by the determined relative movement amount, and then the recording is performed by using the selected recording elements at the moved position.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005095576-A (JP)
Title: Ultrasonic diagnostic apparatus
Inventor: MIYASAKA KOICHI
IPC: A61B8/00
Filed: 2004-06-10
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the effect of amplitude cancellation caused by an interference between synthesized transmission and reception signals in an ultrasonic diagnostic apparatus.  <P>SOLUTION: Complex transmission signals having different frequencies and different focal positions are first provided (S30, S32 and S34). A real number transmission signal obtained by adding real number components is transmitted to a transmitting and receiving section and a corresponding real number ultrasonic wave is transmitted from the transmitting and receiving section to a living body (S36). A corresponding reflected wave is then received, a reception signal is obtained and a real number reception beam signal of the real number part is calculated (S38). An imaginary number reception beam signal is calculated in a same manner on the basis of an imaginary number transmission signal (S40 and S42). The real number reception beam signal and the imaginary number reception beam signal are then analyzed as a set (S44).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005350983-A (JP)
Title: Connecting hardware for wooden building
Inventor: OKURA NORIMINE
IPC: E04B1/58
Filed: 2004-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a connecting hardware for a wooden building by which a loading space upon transportation is used efficiently as the length of protrusion to a timber is short, and a force for drawing a cross member toward a vertical member is demonstrated upon connection.  <P>SOLUTION: An accessary hardware 4a fixed to an end face of the cross member 2 is a block 5b which is housed and threadably mounted in a housing channel U of the cross member 2. The accessary hardware 4a is provided with an upper receiving part 12 having a vertical hole 10a on the side of the vertical member 1 and a lower tapered part 9 having an inclined face 11d on the side of the cross member 2. A base hardware 3a being a block 5a threadably mounted on a side face of the vertical member 1 constitutes a counterpart of the accessary hardware 4a. The upper part of the base hardware 3a is provided with an upper tapered part 6 on the side of the cross member 2 which tapered part 6 is inserted into the vertical hole 10a of the upper receiving part 12. The lower part of the base hardware 3a is provided with a lower receiving part 13 having a vertical hole 10b into which the lower tapered part 9 is inserted. The protruding side of the upper receiving part 12 in the vertical hole 10a forms an inclined face 11c tilting toward the cross member 2, and the protruding side of the vertical hole 10b of the lower receiving part 13 forms the inclined face 11b tilting toward the vertical member 1.  <P>COPYRIGHT: (C)2006,JPO&NCIPI