baber/WOPTO huggingface dataset:
Patent JP-2003247403-A (JP)
Title: Valve opening/closing timing controller
Inventor: YUMIZASHI NAOTO
IPC: F01L1/34
Filed: 2002-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a valve opening/closing timing controller which is free from an error in actuation of locking, even if shift amount of a spool of a hydraulic pressure control valve varies and dimensions of a sleeve and the spool vary by enhancing oil-discharging performance of a lock oil passage, when relative rotation phase is locked at an intermediate phase at the time of stopping an engine so as to promptly lock the relative rotation phase at the intermediate phase without being influenced by torque variation of a cam.  <P>SOLUTION: The valve opening/closing timing controller comprises a second passage 78 provided independently from a first passage 77 and connected to the lock oil passage 66 for supplying/discharging oil to/from the lock oil passage 66, a hydraulic control valve 76 executing such a control as to discharge the oil from either one or both of a delay angle chamber 42, and an advance angle chamber 43 through the first passage 77 as well as discharging the oil in the lock oil passage 66 through the second passage 78 and a choke valve (restricting means) 760. The choke valve 760 is constituted integrally with the valve 76 for restricting an oil flow supplied to the passage 66 through the passage 78 when the oil is supplied to at least either the chamber 42 or the chamber 43.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002326757-A (JP)
Title: Bill receiving and processing device
Inventor: TANAKA TSUTOMU
IPC: B65H31/26
Filed: 2002-02-22
Abstract: PROBLEM TO BE SOLVED: To provide a bill receiving and processing device of simple constitution, secure action, and favorable workability. SOLUTION: This device is provided with a bill arranging and stacking storage mechanism 8 provided with stacker belts 87 endlessly stretched between pulleys 871-873 disposed at three or more positions forming an interval a little smaller than width of a bill to carry the bill to a bill storage part 81, and a bill pushing mechanism 85 to stack the carried bills into arrangement in the bill storage part 81. It comprises a stacker unit 83 provided with pulleys 891 and 892 to stretch the stacker belts 87, and composed to be movable along a slide center shaft 834 to advance to/retract from the bills stacked in arrangement to advance toward the bills stacked in arrangement by rotating force as reaction of rotation of the stacker belts 87 stretched on the pulleys 891 and 892 around the pulleys 891 and 892.
Patent JP-2003247280-A (JP)
Title: Anion generating construction material, its manufacturing method, and method and device for diffusing anion inside room
Inventor: SUDA KIYOSHI
IPC: E04B1/64
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To diffuse anions in the air inside a room by using an anion generating construction material for offering the room in a good condition.  <P>SOLUTION: In this anion generating construction material, a surface material is layered on the surface of a supporting material, while an anion generating layer is spread on the back face of the supporting material. For the anion generating layer, carbon fiber, carbon powder, and tourmaline can be used separately or used as a mixture. The carbon powder can be effective for greater purposes in comparison with other materials.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003148014-A (JP)
Title: Electric lock
Inventor: HASHIMOTO MASAYUKI
IPC: E05B35/12
Filed: 2002-02-25
Abstract: PROBLEM TO BE SOLVED: To provide an electric lock capable of being mechanically opened and closed by a key while also having an enhanced safety on securities. SOLUTION: The electric lock has at least two lock sections 1 in which electric opening and closing are enabled and mechanical opening and closing by the key are also enabled. The electric lock has a detecting means 14 detecting the state of the opening and closing of each lock section 1 and a control means 2 electrically locking the unlocked lock section 1 when the unlocking detecting output of another lock section is not input for a fixed time after the unlocking detecting output of either lock section 1 by the detecting means 14. The electric lock has the control means 2 electrically locking another lock section 1 under an unlocked state for the fixed time after the locking detecting output of either lock section 1 by the detecting means 14.
Patent JP-2003247253-A (JP)
Title: Drain valve device
Inventor: AIDA YOSHIHARU
IPC: E03C1/22
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a drain valve device capable of facilitating maintenance and replacement of parts of an electric elevating member.  <P>SOLUTION: In this drain valve device 3 constituted in such a way that the operation of an electric drive part 6 is transmitted to a power transmission part 14 through a driven member 23 to open and close the drain valve 12, a motor 6a, a power conversion part 6b, and the electric elevating member 35 which constitute the electric drive part 6 are stored in a unit and are attached to the driven member 23 detachably from the lateral direction.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003248293-A (JP)
Title: Method of forming mask
Inventor: HIKICHI KUNIHIKO
IPC: G03F1/00
Filed: 2002-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To obtain ion implantation blocking performance sufficient in subjecting the microregions of a silicon substrate to selective high energy ion implantation and high pattern resolution performance.  <P>SOLUTION: A thick-film resist formed by a photolithographic technique and a film represented by a silicon oxide film formed by an etching technique with the resist patterns of the thick-film resist as a mask are laminated as a mask for ion implantation in a semiconductor manufacturing process step, by which the ion implantation mask patterns having fine patterns of a high aspect ratio not possible heretofore are obtained. More specifically, photolithography treatment to obtain the patterns of pores and grooves as fine as about 0.4 to 0.8 μm is performed. The etching treatment to process a silicon oxide film of a film thickness about 3 to 9 μm is performed while the reduction of the resist film is minimized using the photoresist as a mask.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003245240-A (JP)
Title: Cleaner
Inventor: ABE WATARU
IPC: A47L13/20
Filed: 2002-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cleaner which can effectively remove dust in an interspace.  <P>SOLUTION: The cleaner is characterized by covering an apex part of the cleaner provided with a holding member with a fabric comprising 50% by weight or more ultrafine filament yarn with a monofilament denier of 0.3 or less decitex.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003245546-A (JP)
Title: Catalyst for exhaust gas treatment and method for exhaust gas treatment
Inventor: MORITA ATSUSHI
IPC: B01D53/94
Filed: 2002-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To improve the treatment efficiency of a metal oxide catalyst carring by catalytic components for an exhaust gas containing a low concentration of CO.  <P>SOLUTION: This catalyst treats the exhaust gas containing the low concentration of CO and is provided with a porous honeycomb carrier and the catalytic components. The porous honeycomb carrier is formed through extrusion of carrier materials containing a Ti oxide, followed by firing process thereof. The catalytic components contain noble metals and are carried by the porous honeycomb carrier.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003259501-A (JP)
Title: Method of controlling charge and discharge of lead storage battery for electric-motor vehicle
Inventor: SHIOMI MASAAKI
IPC: H01M10/44
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem of a conventional lead storage battery such as that only a specified cell is subjected to overdischarge or overcharge by irregularities of performance of storage batteries or irregularities of temperature distribution in every lead storage battery, and degradation in the performance of the battery (cell) takes place in an early stage, resulting in degradation in the performance of a battery pack in its early stage due to one defecting cell, because usually a large number of single cells are connected in lead storage batteries for use in an electric-motor vehicle such as a forklift.  <P>SOLUTION: In a method of controlling the charge and discharge of control valve system of lead storage batteries, the charge and discharge of the battery pack are controlled where control valve system of lead storage battery multicells using Pb-Ca alloy for positive electrode lattices are combined with one another, based on the state detection data in every block (block storage battery) consisting of several cells. An alarm signal and/or an output drop signal for lightening the load of the storage battery is sent to the vehicle body during running, according to the residual capacity of the storage battery so as to prevent the overdischarge. Furthermore, charging of some what insufficient charge is performed, and a direction for recovery charge is issued, according to the state of the storage battery.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003253757-A (JP)
Title: Bolt joint structure of member to opponent material side section
Inventor: FUKUDA AKIRA
IPC: E04B1/24
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bolt joint structure of a member to an opponent material side section capable of efficiently connecting the member such as an end plate of a steel framed beam end to the side section of the opponent material such as a steel framed column with a bolt.  <P>SOLUTION: Both main and temporary bolt holes 4a, 4b and 5a, 5b are respectively made in the end plate 3 of the beam end and the side of the column, the end plate 3 is parallel with the side section of the column 1 to temporarily connect both of them by passing a bolt 6 through the temporary connection bolt holes 4a and 5a, and it is so designed that the main connection bolt hole 4b of the end plate 3 is in an alignment state with the main connection bolt hole 5b of the column 1 in such a state that the temporary connection bolt hole 4a of the end plate 3 is eccentrically disposed downward of the temporary connection bolt hole 5a.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003207727-A (JP)
Title: Optical spatial switch
Inventor: KASUGA MASAO
IPC: H04B10/29
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a small-sized and large-capacity optical spatial switch which switches a light signal between a plurality of optical fibers in the field of optical communications.  <P>SOLUTION: The spatial optical switch is equipped with (a) a 1st optical fiber array having a plurality of optical fibers connected to the reverse surface of a substrate and a plurality of output lenses outputting light signals inputted from the plurality of optical fibers, arrayed in two-dimensional matrix on the top surface of the substrate, and equipped with a control means of outputting the inputted light signals in specified directions and (b) a 2nd optical fiber array having light-receiving lenses which receive the light signals (A1(i, j)) outputted from the output lenses at specified positions (A2(k, l)) and are equipped with a control means of converting the photodetected light signals and transmitted them to the optical fibers connected to the reverse surface of the base board.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003258369-A (JP)
Title: Semiconductor laser element, multibeam semiconductor laser and manufacturing method
Inventor: NARUI HIRONOBU
IPC: H01S5/042
Filed: 2002-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor laser element whose resonator length is short and mounting is easy.  <P>SOLUTION: The semiconductor laser element 30 has a first lamination structure 34, a second lamination structure 36, and a third lamination structure 38 on an n-GaAs substrate 32. The first lamination structure has a laser stripe 46 in a lengthwise direction of a substrate and constitutes a laser resonator whose resonator length is shorter than the length of a substrate. The laser stripe is provided not in an area near a central line in a longitudinal direction of the first lamination structure but slightly eccentrically in any of the widthwise direction of a substrate. The second lamination structure has the same layer structure as the first lamination structure and is positioned apart from an extension of a laser stripe. The third lamination structure has the same layer structure as the first and the second lamination structures and is connected to the first and the second lamination structures. A metallic multilayer film 48 is extended continuously on the first to the third lamination structures. A metallic multilayer film 48a on the first lamination structure functions as a p-side electrode, a metallic multilayer film 48b on the second lamination structure functions as a lead-out electrode, and a metallic multilayer film 48c on the third lamination structure functions as a connection electrode connecting the p-side electrode and the lead-out electrode.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003257219-A (JP)
Title: Lamp for vehicle having led as light source
Inventor: IKUTA RYUJIRO
IPC: F21Y101/02
Filed: 2002-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To expand the light-emitting area per one LED and to realize cost reduction and improvement of illumination quality.  <P>SOLUTION: In the lamp, a lamp room 7 in which the opening part of the lamp housing 2 is covered by an outer lens 3 and an LED 1 and a reflector 4 are arranged is partitioned, and the LED 1 is installed with Fresnel lens 8 arranged in front. And the reflector 4 is constructed of a lens reflector 5 which is made of a first light control part 20 having at least a first reflecting face R1 for reflecting the light L1 of the LED 1 to the outside of projection of the Fresnel lens 8 and a second light control part 21 having a second reflecting face R2 for reflecting the reflecting light L2 of the first reflecting face R1 in the opposite direction to the outer lens 3 and a (diffusion light 4) diffusion reflector 6 which is installed facing the second light control part 21 and, by diffusing and reflecting the reflecting light L3 of the second reflecting face R2, irradiates to the front through the lens reflector 5 and the outer lens 3.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003251189-A (JP)
Title: Alkylene carbonate synthesizing catalyst
Inventor: SAKAKURA TOSHIYASU
IPC: C07D319/04
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To obtain an alkylene carbonate synthesizing catalyst for synthesizing an alkylene carbonate at a high yield with a high selectivity, simplifying the separation of a product and the catalyst after reaction, facilitating repeating reaction or continuous reaction and advantageous from an industrial and economical aspect.  <P>SOLUTION: The alkylene carbonate synthesizing catalyst contains a compound insoluble in a phase containing the alkylene carbonate being a product but soluble in a phase containing no alkylene carbonate.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003251247-A (JP)
Title: Device and method for driving head, droplet discharging device, head drive program, method for manufacturing device, and device
Inventor: USUDA HIDENORI
IPC: H05B33/10
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a head driving device and method capable of discharging a required amount of a viscous from a head provided with a pressure generation element such as a piezoelectric element, a droplet discharging device provided with the head driving device, a head drive program, and a device manufacturing method having a process for discharging a viscous by using the method as one of a manufacturing process.  <P>SOLUTION: A drive signal COM is a signal to be applied to a pressure generation element such as a piezoelectric element provided on a head and is generated while synchronized with a clock signal CLK2. The drive signal COM is provided with a period of time T1a for changing a voltage value and a period of time T1b for holding the voltage value. The rate of change of a voltage value of the drive signal COM per unit time of the drive signal COM is made variable by appropriately setting the voltage variation ΔV11 of the period of time T1a and the number of clocks of the clock signal CLK2 included in the period of time T1b in accordance with a deformation rate of the pressure generation element per unit time.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003255462-A (JP)
Title: Camera accessory system
Inventor: SUZUKI HARUHIKO
IPC: G03B17/56
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a camera system capable of preventing a situation that an operation member is inadvertently pressed and a camera is made to act in the case of preparing a plurality of operation members set on the upper surface of a camera main body in a camera accessory (vertical position grip).  <P>SOLUTION: The accessory is integrated with the camera where a terminal group to which the accessory can be attached is provided at the bottom part of the camera main body and is equipped with SW groups 13, 14, 15 and 16 having the same function as the camera, and includes an SW 17 for wholly cancelling all the SW groups. Then, it is equipped with circuit constitution (diodes 19 to 22) by which a battery is not consumed even when the SW groups are inadvertently left as they are pressed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003264320-A (JP)
Title: Method for manufacturing piezoelectric element
Inventor: YAMADA KAZUHIRO
IPC: H01L41/22
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a piezoelectric element exhibiting excellent ferroelectric characteristics and piezoelectric characteristics in which the bonding strength of a lower electrode layer is enhanced while using a silicon substrate.  <P>SOLUTION: An aluminum oxide layer 3 is formed on one major surface of a silicon substrate 2 where a silicon oxide layer exists, a lower electrode layer 4 is formed thereon, and then the lower electrode layer 4 is heat-treated at a temperature of 600°C-1000°C thus enhancing the bonding strength thereof. Subsequently, a piezoelectric composite oxide layer 5 containing a lead element is formed on the lower electrode layer 4 via a heating process and an upper electrode layer 6 is formed thereon thus manufacturing a piezoelectric element 1.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003260086-A (JP)
Title: Walking assist machine capable of riding on and off escalator
Inventor: TAKANO TETSUYA
IPC: B66B29/08
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inexpensive walking assist machine for an aged person or a handicapped person at the leg, utilizing their own legs that keeps a seat horizontal without being influenced by a step gradient at the steps of an escalator in such a way that the person utilizing the walking assist machine can ride on an off the escalator safely.  <P>SOLUTION: This machine has a structure in which a physical weight of the sitting person is supported while the person sits on a seat of this machine, and the ground is kicked with the person's legs to move this machine forward or rearward. This machine a horizontal state keeping structure in which when the person rides on or off an escalator while sitting on this machine, a contact segment between front legs of this machine and a frame part at the seat slides to keep the seat horizontal.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003264705-A (JP)
Title: Image encoder and image encoding method
Inventor: WATANABE TOSHIAKI
IPC: H04N19/91
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To form images having frequency characteristics based on the distribution of quantization data by image kinds and excellent reproducibility.  <P>SOLUTION: The multilevel image data of a prescribed block size are decomposed into orthogonal transformation coefficients, an amplitude distribution for each space frequency is detected, classification into image modes is performed and they are converted to the intrinsic number of bits for each image mode. Then, the orthogonal transformation coefficients are weighted corresponding to the space frequency, valid coefficients are selected preferentially in the descending order of a weighted amplitude absolute value from the transformation coefficients after quantization for each block and remaining transformation coefficients are invalidated. Then, an encoding part 6 allocates a quantized prescribed bit length code and a valid flag to the valid coefficient, allocates only an invalid flag indicating that it is invalid to the invalid coefficient and performs encoding. Also, feedback is performed to the selection of the valid coefficients so as to limit a code amount for each block to be within a fixed amount.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002269773-A (JP)
Title: Servo balance adjusting method for optical disk recording device, and optical disk recording device
Inventor: NAKASHIRO YUKIHISA
IPC: G11B7/09
Filed: 2002-03-11
Abstract: PROBLEM TO BE SOLVED: To highly precisely and easily adjust the servo balance of focus servo and tracking servo. SOLUTION: An optical disk 10 on which a track meandering at a prescribed period is formed is irradiated with a laser beam 16 to perform recording. The meandering periodic component included in the light receiving HF signal of return light form the optical disk 10 is detected during the recording. A level balance is adjusted between the light receiving signals for the use of arithmetic operation of servo errors, in the manner that the level of the meandering periodic component shows the minimum or an approximate minimum.
Patent JP-2003260206-A (JP)
Title: Game machine, control program and server
Inventor: OKADA KAZUO
IPC: A63F13/35
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a Pachinko game machine allowing a game player to cherish an interest to the extent he/she is unable to leave the eyes from where a game ball is going by imparting an unexpected movement to the game ball, and allowing the game player to have an expectation that the game ball may be entering a winning hole, the ball conventionally obliging the player to give up its entrance into the winning hole, and capable of remarkably improving interest of the player by enhancing a sense of fulfillment and achievement of the game player when the game ball enters the winning hole.  <P>SOLUTION: This game machine has a starting hole arranged in a game board having a peripheral edge frame, for starting a prescribed game when at least the game ball enters, and an out hole for discharging the game ball when the game ball reaches a lower part of the game board, and is characterized by arranging a spring-up member for springing the game ball upward by suddenly moving the game ball along the peripheral edge frame in the vicinity of the lower out hole of the game board.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003044473-A (JP)
Title: Internet presentation system and method, and projector
Inventor: NELSON STEVE
IPC: H04L29/08
Filed: 2002-03-12
Abstract: PROBLEM TO BE SOLVED: To provide a presentation system, with which a common presentation file can be easily presented by a plurality of users on computers located at a plurality of distant places. SOLUTION: A server 17 has a hardware ID to be used for confirming the users of projectors 11, 13 and 15 and for updating driver information 19 and has a managing function for grouping the users and performing a limitation so that only the presentation file in the specified group can be accessed. An administrator prepares and edits a required template file and a required color scheme file. In such a case, limited users can not edit these files. The server holds the statistics of the limited users and activities thereof. By using such statistics, the administrator determines the template file and the color scheme file for deleting and editing.