baber/WOPTO huggingface dataset:
Patent JP-2001173693-A (JP)
Title: Actuator for motor driven brake
Inventor: KAKIHARA TOMONORI
IPC: F16D65/22
Filed: 1999-12-21
Abstract: PROBLEM TO BE SOLVED: To prevent the friction between a gear and a housing accompanied by the movement of a rotating slide member from impairing the energy efficiency or deteriorating the durability of the housing or gear with an easy method. SOLUTION: In this actuator for motor driven brake 12, when the rotating slide member 32 arranged axially movably and rotatably about the axial center is rotated through the input gear 48 according to the braking rotation of an electric motor 54, a pair of output members 38 and 40 screwed to the rotating slide member 32 through a pair of screw mechanisms 34 and 36 having opposite torsions is protruded to extend a pair of brake shoes 15 and 18, respectively, so that a braking force is generated. In this actuator, a hard shim 70 having a small friction coefficient is arranged between the input gear 48 and a case member 62.
Patent JP-H11235120-A (JP)
Title: Grain selector in thresher
Inventor: NAKAJIMA SHIGERU
IPC: A01F12/32
Filed: 1998-12-21
Abstract: PROBLEM TO BE SOLVED: To correctly detect the amount of materials to be selected by making threshed out materials falling down from a threshing chamber not accumulate on a grain amount sensing means on a shaking selector provided below the threshing chamber. SOLUTION: This grain selector is composed of a grain amount detecting means 18 sensing the amount of materials to be selected on a shaking selector 13 between a threshing chamber 4a and the shaking selector 13 and a plate body 16 catching fallen down materials thrown and fallen from the threshing chamber 4a by a rotation of a threshing cylinder in dropping from the threshing chamber 4a side on the upstream side in a rotating direction of the threshing cylinder from the threshing amount detecting means 18 at a side position adjacent to the grain amount detecting means 18, in a view of a long direction of the threshing cylinder.
Patent JP-2001174552-A (JP)
Title: Seeker
Inventor: KAMEDA HIROSHI
IPC: G01S7/295
Filed: 1999-12-21
Abstract: PROBLEM TO BE SOLVED: To solve the problem of deteriorating the tracking accuracy when the behavior of a tracking target is largely different from the kinetic model. SOLUTION: This seeker provided with an airplane tracking filter means 1 inputting an observation value vector of the tracking target and tracking based on a uniform linear motion model or a uniformly accelerated motion model, a spacecraft tracking filter means 2 tracking based on a kinetic model following the universal gravitation, a tracking output selection means 3 selecting either of outputs based on the eccentricity and the semimajor axis of the tracking target, a gate calculation means 4 outputting a tracking gate region obtaining the observation value vector of the tracking target based on the either of the outputs of the airplane or the spacecraft tracking filter means,  and a gate inside outside judgment means 5 extracting the observation value vector in the tracking gate region out of the observation value vectors of the polar coordinates from a radar and converting the coordinates into north based rectangular coordinates. This constitution can select the tracking output according to the types of the tracking targets so as to improve the tracking accuracy.
Patent JP-H11174870-A (JP)
Title: Full color image forming device
Inventor: YU HIDEO
IPC: G03G15/01
Filed: 1997-12-15
Abstract: PROBLEM TO BE SOLVED: To prevent the occurrence of abnormal image what is called a 'stepped vermiculate image' by constituting the device of a 1st secondary transfer means and a 2nd secondary transfer means arranged to be opposed to the 1st secondary transfer means while holding an intermediate transfer body in between. SOLUTION: A color toner image formed on a photoreceptor drum being an image carrier 1 is successively primarily transferred by a primary transfer means 3 in an intermediate transfer belt functioning as the intermediate transfer body 2. Furthermore, secondary transfer is performed by the corona transfer of the 2nd secondary transfer means 4b arranged between a ground roller being either laying member 5a and a ground roller being the other laying member 5b of a laying member 5 on which the intermediate transfer belt being the intermediate transfer body 2 is laid and the 1st secondary transfer means 4a.  At such a time, the image is surely secondary transferred by the action of the 2nd secondary transfer means 4b in a block recessed part which can not come in contact with the surface of transfer paper, and the occurrence of the abnormal image what is called the 'stepped vermiculate image' is prevented.
Patent JP-H11188593-A (JP)
Title: Polishing copying device for welded surface
Inventor: KUNO KATSUMI
IPC: B24B17/02
Filed: 1997-12-19
Abstract: PROBLEM TO BE SOLVED: To polish a welded surface uniformly using a polishing device. SOLUTION: In a fixing mechanism for fixing a polishing device 1 of a polishing copying device, a lower enclosing body 3b is fixed to an upper base stand 2A, and upper enclosing body 3a is made openable. Also a retaining plate 11 capable of pressing the polishing device 1 is installed on the upper base stand 2A through a fixing holder 12. Thus the device can be used for various forms of polishing devices.
Patent JP-H10245867-A (JP)
Title: Multifunctional heavy equipment
Inventor: CHANG SUN OH
IPC: E02F3/18
Filed: 1997-12-22
Abstract: PROBLEM TO BE SOLVED: To provide a heavy equipment having all functions of an excavator, bulldozer, and crusher. SOLUTION: A frame 2 is installed on a running body and a driving cab is mounted to one side of the top surface of the running body. One end of a work device 5 is mounted at a predetermined position on the top surface of the frame 2 and a bucket is attached to the other end thereof. A blade 16 is rotatably installed on the front side of the frame 2. A crusher is set at a predetermined position on the blade 16 and draws and crushes matters to be crushed, and thereafter the crushed matters are discharged to the rear of the frame 2 by a transfer means.
Patent JP-2000193528-A (JP)
Title: Optical quenching ratio measurement method and device therefor
Inventor: TAKAHASHI SEIGO
IPC: G01M11/00
Filed: 1998-12-24
Abstract: PROBLEM TO BE SOLVED: To provide an optical quenching ratio-measuring device capable of measuring an optical quenching ratio exceeding several tens of dB and measuring the change in the optical quenching ratio, immediately before a light modulation element is shifted from a cut-off state to a transmission state, and immediately after it is shifted from the transmission state to the cut-off state. SOLUTION: The optical quenching ratio-measuring device is provided with LD(laser diode) light sources 2 and 7, temperature adjustment circuits 6 and 8, a photo coupler 9 for optically coupling modulation light where a laser beam being emitted from the LD light source 2 is optically modulated by a light modulation element 1 to be measured and survey light being emitted from the LD light source 7, a photoelectric converter 3 for detecting the photo-coupled light, and a sampling oscilloscope 4 for observing the change in beat intensity being detected by the photoelectric converter 3. Temperature adjustment circuits 6 and 8 adjust temperature so that the difference in the oscillation wavelength between the LD light sources 2 and 7 is within a specific range.
Patent JP-2001180506-A (JP)
Title: Electric power steering device
Inventor: MAEKAWA TOMOHIRO
IPC: B62D1/19
Filed: 1999-12-24
Abstract: PROBLEM TO BE SOLVED: To provide an electric power steering device capable of sufficiently absorbing impact of a secondary collision even when a part of a vehicle body or a vehicle body side mounting bracket is hooked on an electric motor in a primary/secondary collision. SOLUTION: This power steering device is provided with a housing 22b housing a steering column 18 interlocking with a steering wheel (unshown in the figure) rotationally, a through hole 50 for passing a screw body 53 through it, an electric motor 8a mounted to the housing 22b by means of the screw body 53, and gear mechanisms 57, 57a connected to the electric motor 8a via a joint 55 for transmitting rotational force of the electric motor 8a to the steering column 18. The electric motor 8a is provided with a cutout 50a in the through hole 50, while the joint 55 is formed of synthetic resin and separated from the housing 22b by impact in the axis longitudinal direction of the steering column 18.
Patent JP-2000191834-A (JP)
Title: Flame retardant rubber composition and flame retardant rubber molded body
Inventor: HARA YOSHIFUSA
IPC: C08K5/5353
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To provide a rubber composition which emits reduced smoking and is free from irritant odors owing to the use of a non-halogen flame retardant, suppresses occurrence of dripping and exhibits excellent flame retardancy while maintaining mechanical characteristics inherent in the rubber by admixing a nitrilotris(methylene)phosphonic acid metal salt with a rubber component. SOLUTION: To 100 pts.wt. of a rubber component such as natural rubbers, styrene-butadiene rubbers, butyl rubbers, polybutadiene rubbers and the like are incorporated 3-20 pts.wt., in terms of phosphorus, of a nitrilotris(methylene) phosphonic acid metal salt obtained by reacting a nitrilotris(methylene) phosphonic acid and a salt thereof represented by the formula (wherein M1 and M2 are each H or an alkali metal) with a divalent metal compound to give a flame retardant rubber composition. Preferably, a hydrated metal oxide such as calcium hydroxide, magnesium hydroxide, basic magnesium carbonate, aluminum hydroxide 1nd the like are also added to be jointly used in an amount of 30-100 pts.wt. based on 100 pts.wt. of the rubber to this flame retardant composition.
Patent JP-2000194692-A (JP)
Title: Escape character replaced document processor
Inventor: MORISHITA SHINICHIRO
IPC: G09G5/22
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To enable compatible document storage by making a character pattern that an escape character pattern holding means holds correspond to the escape character corresponding to an external character replaced by the escape character replacing means and registering it as external character data. SOLUTION: A character counter is set to 1 and a flag is set to 0. Then it is checked whether or not a character in a document stored in a document storage pat 22 indicated by the character counter is the escape character; when so, the flag is set to 1, the escape character in the document is replaced with an external character, and the character pattern of the escape character is registered as external character data in an external character storage part 23 together with the replacing external character. The value of the character counter is increased by one and it is checked whether the value is not more than the number of all the characters of the document; when so, the mentioned process is repeated, but when the total number of the characters is exceeded, it is checked whether the flag indicates 1. When the flag indicates 1, the external character data stored in the external character storage part 23 are stored in an external character file 42 and the document stored in the document storage part 22 is registered in a document file 41.
Patent JP-2000192783-A (JP)
Title: Bit changing method for shield excavator
Inventor: KUMAGAI SHUICHI
IPC: E21D9/08
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To change a bit at a low cost in a short period while avoiding complication of a structure. SOLUTION: A bag 30c free to increase and decrease in diameter is inserted into a chamber 26 by use of a sealing device 30 attached to a selector valve and then compressed air is injected into the bag 30c to increase the diameter of the bag 30c so as to fill the chamber 26 with the compressed air injected in the bag 30c. Next, the process of forming a soil improvement zone 34 ahead of a shield excavator 10 is performed to form the soil improvement zone 34, and the bag 30c is contracted by removal of fluid therefrom and is removed from within the chamber 26 to hollow out the chamber 26; operators get into the chamber 26 and perform the work of changing a drill bit 12d. After the work of changing the drill bit 12d is finished, the shield excavator 10 performs normal excavation.
Patent JP-2000196344-A (JP)
Title: Antenna device
Inventor: SHIBATA OSAMU
IPC: H01Q21/06
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To provide an antenna device having antenna elements formed so as to be gradually widened toward the direction of a substrate edge part, which device has a wide operating band, satisfactory radiating characteristics and unnessitates the connecting process of bonding wires. SOLUTION: Two antenna elements 111 and 112 constituted of slots formed so as to be gradually widened toward the direction of the edge part of an antenna substrate 101 are formed on the substrate, and two slot lines 121 and 122 whose one side ends are respectively connected with the antenna elements 111 and 112 and a coplanar line 131 in which one side edges of gaps 133 and 134 at both sides of the line 131 are respectively connected with the other side edges of the slot lines 121 and 122 are formed on the antenna substrate 101 so that a power feeding system can be constituted.
Patent JP-2001184466-A (JP)
Title: Ic card reader
Inventor: HIRASAWA KENJI
IPC: G06K17/00
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To improve communication quality by securing high magnetic coupling positions suitable for individual cards and to properly cope with a communication error even in such a case. SOLUTION: This IC card reader is equipped with a card conveying mechanism which takes in an IC card 2 equipped with a coil 3 for contactless communications and carries the IC card 2. The IC card reader communicates data to the IC card 2 by a communication coil 5 of a card-reader side provided in the card reader, and is further equipped with a position adjusting means 6 which moves at least one of the IC card 2 equipped with the coil 3 for contactless communications and the communication coil 5 for card-reader side to perform positional adjustment, a driving means for positional adjustment which drives the positional adjusting means 6,  and a positional adjustment control means which controls the positional adjustment driving means and positional adjusting means 6 and decides a position where communication quality is high according to the output signal from the card-reader side communication coil.
Patent JP-2000194368-A (JP)
Title: Device and method for vibrato addition of electronic sound device
Inventor: ISHII KATSUSHI
IPC: G10H1/12
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To generate vibrato information having a different waveform and to generate pieces the vibrato information having different waveforms from one piece of the vibrato information by thinning out sampling points of the vibrato information and making the thinning-out points different. SOLUTION: The vibrato information is latched by latches 132A to 132D and passed through digital filters 133A to 133D to put the vibrato together with respective partial sounds. The latch signals of the latches 132A to 132D use data from a quad ring counter 137 and shift in latch timing. Therefore, the respective latches 132A to 132D generate vibrato data shifting in thinning-out point and are put together with the respective partial sounds.
Patent JP-2000191103-A (JP)
Title: Garbage container
Inventor: MURAKAMI HITOSHI
IPC: B65F1/16
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To put garbage without touching it by fitting a lid body having a garbage input port to the front surface of a container body, pivotally fixing a lid to the garbage input port rockably with the upper end as fulcrum, pressing down a tread plate protrusively provided on the front surface of the container body by a foot to rotate the lid plate backward. SOLUTION: A lid body 2 having a garbage input part 21 is fitted to the front surface of the opening of a container body 1, a lid plate 3 is pivotally fixed to the garbage input port 21 rockably with the upper end as fulcrum. In putting garbage, a tread plate 41 protrusively provided on the front surface of the container body 1 is pressed down by a foot, whereby a push-up shaft 5 with the lower end connected to the rear end of a press-down shaft 4 is pushed upward to push up the rear end of a direction changing shaft 6 pivotally fixed to the upper end of the push-up shaft 5.  When the direction changing shaft 6 is rotated counterclockwise, the rear end of a lid plate pull-up shaft 7 pivotally fixed to the front end of the direction changing shaft 6 is pulled backward, and the lid 3 pivotally fixed to the front end of the lid plate pull-up shaft 7 is rotated backward to open the garbage input port 21.
Patent JP-2000193840-A (JP)
Title: Ferrule for optical connector
Inventor: KOBAYASHI YOSHIHIRO
IPC: G02B6/24
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To prevent metal pollution when the metal is abraded with a metallic flange by providing an extremely smooth outer circumferential surface of a ferrule, or applying a lubricant. SOLUTION: In an approximately cylindrical ferrule 1 for an optical connector having a through hole 12 in the axial direction to store an optical fiber, the surface roughness (Ra) of an outer circumferential surface 13 of the ferrule 1 is in a range of 0.001 μm to 0.009 μm, or the surface roughness (Ra) of the outer circumferential surface 13 is in a range of 0.001 μm to 0.03 μm, and the lubricant is fixed to the outer circumferential part. A flange 2 is fixed to the ferrule 1, and carried in the condition to prevent a metal from being adhered to the outer circumference of the ferrule even when the metallic flange 2 is abraded with the outer circumferential surface 13 of the ferrule 1.
Patent JP-2001183012-A (JP)
Title: Solar cooker
Inventor: UEHARA FUMIYA
IPC: F24S20/30
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a solar cooker wherein thermal energy is stably supplied, and decomposition and assembling of each portion are facilitated without requiring conveyance and places for storage. SOLUTION: A solar cooker 1 is adapted such that solar light focused on a parabolic reflection surface 3 supported on a support table 15 is converted to thermal energy, and a user performs cooking on a plate 14 provided above the foregoing reflection surface 3. In the solar cooker, one ends of rod shaped structures having a plurality of bent cross sections are rotatably provided on a disk radially through hinges at base portions of the disks to construct a skeleton part of the foregoing reflection surface 3. Further, a plurality of fan shaped reflection sheets 7 are mounted on the rod shaped structures to cover the reflection sheets 7 for formation of the foregoing reflection surface 3. There are further demountably provided the skeleton portion of the reflection surface 3, the reflection sheet 7, the plate 14, and the support table 15.  Furthermore, there may be a case where an azimuth and an elevation of the reflection surface 3 is adjustable.
Patent JP-2001188869-A (JP)
Title: Document marking method
Inventor: OTA SHIGERU
IPC: G06Q10/10
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To mark information to be normally in a non-display state and be freely recognized when needed relating to a document marking method for attaching a prescribed mark information to a pertinent document in collating multiple documents. SOLUTION: First management information formed beforehand is read (S1) and second management information, based on the first management information, is printed on a unit document by stealth ink to be visible by exciting light irradiation (S2). The first and second management information is read (S3) and collated (S4) and appropriate collation conditions and prescribed data are filled and outputted (S5).
Patent JP-2000182209-A (JP)
Title: Multi-track magnetic head
Inventor: UEJIMA KEISUKE
IPC: G11B5/29
Filed: 1998-12-15
Abstract: PROBLEM TO BE SOLVED: To effectively provide a magnetic head which does not deteriorate in reproduction characteristics even abrasion advances and has long life by reducing partial abrasion of the magnetic head. SOLUTION: The magnetic head 1 comprises head elements 3, 4, 5, 6, and 7 and spacers 8, 9, 10, 11, 12, and 13. The head elements are formed of magnetic bodies and the spacers are also formed of the same material with the head elements. Then a thin layer of a nonmagnetic body is provided between the head elements and spacers. Then the head elements and spacers of the magnetic head have nearly the same abrasion characteristics. As the head elements and spacers wear equally, the life of the magnetic head is prolonged eventually.
Patent JP-2001188461-A (JP)
Title: Learning supporting system
Inventor: MIURA KENTARO
IPC: G09B5/08
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a learning system in which trainees can perform learning efficiently and the manager of lectures can operate lectures efficiently. SOLUTION: This system is a learning supporting system capable of providing prescribed lectures via a communication line and a lecture space on a network is assigned for every trainee and teaching material data for every learning topic which are systematically divided in accordance with contents of the lectures to be learned by the trainee are arranged in the lecture space and the teaching material data arranged in the lecture space are provided to the trainee client and also presentation data prepared based on the teaching material data are accepted from the client to be arranged in the lecture space and corrected data corrected based on the presentation data arranged in the lecture space are arranged in the lecture space and the corrected data arranged in the lecture space are provided to the trainee client.
Patent JP-2001012453-A (JP)
Title: Roller guide device
Inventor: TERAMACHI HIROSHI
IPC: F16C33/46
Filed: 1999-11-25
Abstract: PROBLEM TO BE SOLVED: To provide a roller guide device using a roller suitable for heavy load, having automatic aligning ability and being high in damping performance. SOLUTION: A roller 4 is shaped to have circular arc parts gradually made smaller in diameter toward both lateral ends from the center part. The areas, corresponding to the lateral circular arc parts of the roller 4, of roller rolling faces 5, 6 are formed into circular arc faces slightly larger in the radius of curvature than the lateral circular arc parts of the roller 4 so as to generate differential slip by the contact of the lateral circular arc parts of the roller 4.
Patent JP-2000191743-A (JP)
Title: Self-emulsifying polyisocyanate, aqueous coating material and aqueous adhesive using the same
Inventor: MURAKAMI SHUNSUKE
IPC: C09J175/04
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To obtain a self-emulsifying polyisocyanate having excellent antifoaming property and water dispersing stability, sufficient pot life in a water dispersing state and having excellent physical properties after curing, and an aqueous coating material and an aqueous adhesive using the polyisocyanate. SOLUTION: This self-emulsifying polyisocyanate is obtained by reacting (A) an active hydrogen group-containing ionic surfactant obtained by bonding (a1) a compound containing an ethylenic unsaturated bonding and an active hydrogen group with (a2) in ethylenically unsaturated bonding-containing ionic surfactant by radical polymerization, (B) an active hydrogen group-containing nonionic surfactant, and (D) another active hydrogen group-containing compound, and occasionally, with (C) an organic polyisocyanate. The aqueous coating material or the aqueous adhesive is obtained by using the resultant self- emulsifying polyisocyanate.