baber/WOPTO huggingface dataset:
Patent JP-H06108850-A (JP)
Title: Combustion chamber of auxiliary chamber type internal combustion engine
Inventor: IMOTO KOJI
IPC: F02B19/18
Filed: 1992-09-29
Abstract: PURPOSE:To promote mixture, formation, and combustion of fuel and air in an auxiliary combustion engine by utilizing a swirl in the auxiliary combustion chamber and by preventing adhesion of fuel to the wall of a combustion chamber by providing a connection hole for connecting a conical part in the direction of downstream of the swirl of the conical part of the bottom surface of the upper part of the auxiliary combustion chamber, or in the direction of fuel injection, and the side wall part of the lower part of the auxiliary combustion chamber. CONSTITUTION:The upper part 21 of a auxiliary combustion chamber is formed of a combination of a hemispherical surface, a cylindrical surface, and a conical surface. The lower part 22 of the auxiliary chamber is formed of a cylindrical surface of a combination of the cylindrical surface and a hemispherical surface, and it is combined with the upper part 12 of the auxiliary combustion chamber, while the lower part is protruded from a cylinder head 4, to form the lower part of the auxiliary chamber 2. An auxiliary chamber nozzle 3 is provided on the front end part of the lower part 22 of the auxiliary combustion chamber, and is communicated to a main combustion chamber 1. A fuel injection valve 5 is provided to enable fuel injection toward the downstream of a swirl S. The downstream direction of the swirl S of the conical part of the bottom surface of the upper part 21 of the auxiliary combustion chamber, namely, a conical part in the (continued) direction of fuel injection, and the side wall part of the lower part 22 of the auxiliary combustion chamber are connected together by a connection hole 8. Mixture, formation, and combustion of fuel and air are thus promoted in the auxiliary combustion chamber 2.
Patent JP-H10136242-A (JP)
Title: Digital still camera
Inventor: KIDO KENICHI
IPC: H04N5/225
Filed: 1996-10-24
Abstract: PROBLEM TO BE SOLVED: To improve the image quality of a panoramic image by enlarging the image obtained by eliminating the upper end and the lower end of a standard image in vertical/lateral directions at a specified ratio. SOLUTION: The upper end and the lower end of the standard image is eliminated by 1/n. The obtained first image is multiplied by [n/(n-2)]<1/2> times in the vertical/lateral directions and the panoramic image is generated. CCD14 image-pickup up the standard image, it is photoelectrically converted and it is written into VRAM 22 of 640 image elements ×480 lines. The digital image is read from an area except for 1/4 of the upper end and 1/4 of the lower end of VRAM 22 with (n) as '4', namely, 120 lines for respective parts, and it is set to be first image signal. The first image signal is separated into R, G and B signal in a color separation circuit 26 and they are written into respective VRAM of a zoom circuit 28. Then, they are read by vertical read address VRAD=(1/2)<1/2> ×a and horizontal read address HRAD=(1/2)<1/2> ×b.  Then, the panoramic image of 896 image elements × 336 lines, which is V2 times in the vertical/lateral directions, is obtained.
Patent JP-S63135956-A (JP)
Title: Printing method
Inventor: HIGASHIMURA KOICHI
IPC: G03G15/08
Filed: 1986-11-27
Abstract: PURPOSE:To improve transfer property and to enable transfer to be performed especially in a high humidity state, by using mixed toner in which a conductive toner and a insulating toner are mixed. CONSTITUTION:Exposure is applied on an image forming body including a photoconductive layer, and the toner in which the conductive toner having a resistivity <=10<8>OMEGAcm and the insulating toner having a resistivity >=10<9>OMEGAcm and where charging polarity and a charging quantity are controlled, are mixed in a ratio of the conductive toner to the insulating toner 1:0.1-10 is brought into contact with the image forming body from a side opposite to an exposure side. And a developing bias voltage is applied between the photoconductive layer and a toner supplying apparatus, and a toner image is formed by attaching the toner on the image forming body, and after that, a recording medium is superposed on the toner image, and an electric field by which an electrostatic force can act on the insulating toner from the image forming body in a direction of the recording medium, and the toner image is transferred from the image forming body to the recording medium, then, the toner on the recording medium is fixed. In such way, it is possible to perform the transfer on a sheet of plain paper with an electrostatic transfer method even in the high humidity state.
Patent JP-2000115980-A (JP)
Title: Plug-in type connection part for power cable
Inventor: SATO HIROMASA
IPC: H02G15/08
Filed: 1998-10-05
Abstract: PROBLEM TO BE SOLVED: To provide a plug-in type connection part for power cable, capable of preventing slip-off of a connecting terminal efficiently without causing stability loss in a function as a current-carrying contact even if excessive axial force occurs, by setting the inserting force of a power cable into a socket so as to be smaller than current inserting force and locking a cable plug against the socket after connection. SOLUTION: This plug-in type connection part for power cable is provided with a locking metal fitting 30 arranged at a cable connection end 201, and a locking groove 40 formed at the inner periphery of a recessed part 2 on a housing 3 and so as to be locked with the lock clamp 30. The locking metal fitting 30 is engaged with the locking groove 40 when a plug 204 of the cable connection end 201 and a conductive rod 4 are connected through a garter spring type tulip contact 20.
Patent JP-S63140136-A (JP)
Title: Rubber vibration isolator having quadratic surface
Inventor: OKADA TAKESHI
IPC: F16F1/37
Filed: 1986-11-29
Abstract: PURPOSE:To obtain a rubber vibration isolator also functioning as an air spring by forming a substantially bowl-shaped main body by elastic material, forming the outer surface thereof in the quadratic surface in such a manner that the thickness of the main body is charged from the bottom edge to the top, and positioning a load plate member on the top of the main body. CONSTITUTION:A bowl-shaped rubber vibration isolator main body 1 is formed by elastic material such as rubber or the like, and the outer surface thereof is formed in the quadratic surface. The thickness (t) of the wall surface of the main body 1 decreases gradually from the bottom edge side. A load plate member 4 is positioned in contact with the top of the bowl-shaped main body, and a bar member 6 for load is fixed and connected to a boss 5 of the plate member by screwing. When load is transmitted to the main body 1, the thin side of the quadratic surface of the main body 1 gradually contacts the lower surface of the load plate member according to the load to change the length from the bottom edge thick side to the contact point, thereby producing force of burden for load. Simultaneously a sealed chamber 7 functions also as an air spring.
Patent JP-H10112069-A (JP)
Title: Disk shaped optical information recording medium and eccentricity deciding device for the medium
Inventor: NAKANO KAZUHIKO
IPC: G11B7/24021
Filed: 1996-10-04
Abstract: PROBLEM TO BE SOLVED: To visually discriminate the presence or absence of eccentricity between two substrates or the amount of eccentricity and also to simply read out them even mechanically by moire fringes without using any special device by forming patterns respectively generating moire fringes on the two substrates to be stuck. SOLUTION: An eccentricity decision area 3 is provided at least in the area of one side of the inner side or the outer side of a recording area 2 on respective transparent substrates of an optical disk 1 to be constituted by sticking two sheets of transparent substrates. On the optical disk 1 shown in the figure, an absolute amount of eccentricity decision area 5 and a relative amount of eccentricity decision area 4 are respectively provided in the inner side and in the outer side of the recording area 2. In the eccentricity decision area 3, plural lines of trains of eccentricity decision track which is of a concentric circular shape or plural rounds of eccentricity decision track which is of a helical shape are formed as patterns generating moire fringes.  Thus, the amount of eccentricity is calculated by the number of pairs of moire fringes and also the relative direction of eccentricity is judged by an angular direction along which pairs of moire fringes are generated.
Patent JP-H06132587-A (JP)
Title: Semiconductor laser driving circuit for optical memory reading-out device
Inventor: TANETANI MOTOTAKA
IPC: G11B7/126
Filed: 1992-10-21
Abstract: PURPOSE:To realize a semiconductor laser driving circuit for photomemory reading-out device capable of increasing the yield thereof while maintaining the monochromaticity of laser beams as well as eliminating the expensive driving circuit. CONSTITUTION:The saw-tooth waveform optical frequency modulation signals in optical frequency modulation of f and modulation period of T are given from a saw-tooth current source 11 to the laser wavelength controlling terminal of a variable wavelength semiconductor laser element 12. At this time, the change rate of time factor R is to be R=f/T. Assuming the time from the outgoing time point of the laser beams to the returning time to be r, the difference DELTA between the oscillation frequency of laser beams and the optical frequency of returning beams is to be DELTA=R.tau. The degree of interference effect of two kinds of laser beams depends upon the difference DELTA between the optical frequency of the two kinds of laser beams as well as the spectrum line width deltanuof respective laser beams so that when DELTA is larger than deltanu, both laser beams may not interfere with each other thereby making it pertinent to set up deltanu<=DELTA, i.e., R>=deltanu/tau.
Patent JP-H11120027-A (JP)
Title: Extended function board
Inventor: KAWAKAMI TOSHIYA
IPC: G06F13/14
Filed: 1997-10-16
Abstract: PROBLEM TO BE SOLVED: To enable empirical and efficient debugging by accessing the address space of an in-board system by using data transferred with a write address when a main computer side gains write access to the specific address on an extension bus. SOLUTION: This extended function board 200 has communication control systems 201 to 204 of different channels mounted on one board and communication lines L1 to L4 connected to the respective communication control systems 201 to 204. This extended function board 200 is used while mounted on and connected to the extension bus (ISA) 10 of a main computer 100. A communication over the communication line L1 is controlled by a CPU 31. In the communication control system 201, an extension access circuit 2 is provided which allows access to the address space on the internal system bus 30 by using data transferred with the write access when write access to a specific address on the extension bus 10 is gained from the side of the main computer 100.
Patent JP-H05244535-A (JP)
Title: Power source circuit for audio system
Inventor: ROBAATO EDOWAADO MOORISU JIYUN
IPC: H04R3/00
Filed: 1992-09-10
Abstract: PURPOSE: To extend the practical power supply capacity of a power source. CONSTITUTION: The output of amplifiers 10L, 10R, 10C and 10S respectively provided with a gain control terminal is respectively connected to power amplifiers 18L, 18R, 18C and 18S supplied with a current from the power source 24 through a resistor 28. The amplifiers 10C and 10S and the power amplifiers 18C and 18S are selectively driven. A voltage between both terminals of the resistor 28 is supplied through a threshold value amplifier 30, a filter/level shift circuit 32 and a diode 34 to an addition connection part 36. To the addition connection part 36, sound volume control input by a user is added as well. The output of the addition connection part 36 is connected to the gain control terminal and the gain of the amplifiers 10L, 10R, 10C and 10S is controlled.
Patent JP-H01124067-A (JP)
Title: Image storage device
Inventor: TANJI NATSUKI
IPC: G06F12/02
Filed: 1987-11-09
Abstract: PURPOSE:To continuously access the contents of an image memory in any direction out of X and Y directions by constituting an address forming circuits of independent X and Y direction counters. CONSTITUTION:An X-direction address forming circuit 2 applies X-direction addresses XADD1-m to the two-dimensional image memory 1 and a Y-direction address forming circuit 3 applies Y-direction addresses YADD1-n. The circuit 2 is constituted of an X-direction address counter 11 and an X-direction count enable signal selecting circuit 13. The circuit 13 selectively supplies a count enable signal XEN or a Y-direction counter carry signal RCY to the counter 11. The circuit 3 is similarly constituted. Consequently, the contents of the memory 1 can be successively accessed in any direction out of the X and Y directions.
Patent JP-H0595206-A (JP)
Title: Coaxial nonreflective terminator
Inventor: MARUYAMA YUICHI
IPC: H01P1/26
Filed: 1991-10-02
Abstract: PURPOSE:To realize the miniaturization and the low height of a terminator by decreasing the length of the coaxial nonreflective terminator in an axial direction. CONSTITUTION:The terminator is provided with a cylindrical housing 2 acting like an outer conductor and a coupling member 4 which is disposed to the terminator side of the housing 2 and for which a film resistor 5 connecting a center conductor 3 and the housing 2 is disposed electrically. A board 4 is used for a substrate 4 having a throughhole 4a with the center conductor 3 fitted therethrough in the middle and for which the film resistor 5 is disposed on the surface. Furthermore, as a coupling member 24 it is used for a plate member 24 having a projection 24b fitted to a throughhole 23a formed to a center conductor 23 in the axial direction and onto the surface of which a film resistor is disposed.
Patent JP-S63135157-A (JP)
Inventor: YOSHIHARA MASAYA
IPC: A61B18/20
Filed: 1986-11-28
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H07192500-A (JP)
Title: Method and circuit for detection of short circuit of interconnection of nonvolatile memory
Inventor: KAKU CHINKOU
IPC: G11C29/50
Filed: 1994-11-17
Abstract: PURPOSE: To provide the method capable of detecting a wiring short-circuit without executing a data read process in a non-volatile memory, and to provide the circuit therefor. CONSTITUTION: A switch means 33 for making a bit line BL to be reference potential at the time of a test is provided. Then, the short-circuit is detected by applying voltage from a test pad PAD 1 to the other wiring, a string selection line SSL, for example, and inspecting whether a current path is formed with the bit liner BL. The short-circuit is detected in adjacent wirings which are arranged in parallel, the word lines, for example, by making them float at the time of the test, making them to be reference potential at every other lines, applying voltage to the remaining lines and inspecting whether the current path is formed among the wirings.
Patent JP-H03144202-A (JP)
Title: Kerosene burner of vaporization type
Inventor: MATSUDA MASAAKI
IPC: F23D11/02
Filed: 1989-10-30
Abstract: PURPOSE:To reduce bad odor at the time of extinguishing the burner flame which includes partial fire extinguishing and improve the ratio of CO/CO2 simultaneously by providing a ventilation port for equalizing air pressure between a combustion chamber and a primary air chamber and at the same time providing a large number of secondary air supply holes from a secondary air chamber. CONSTITUTION:A ventilation port 61 for the purpose of equalizing air pressure between a combustion chamber 8 and a primary air chamber 60 is provided and at the same time a large number of secondary air supply holes 73 from a secondary air chamber 70 are provided. Most of the air in the primary air chamber 60 is sent into a burner as a primary air, but part of this air goes through a ventilation port 61 and flows directly to the combustion chamber 8 so that the air is used to equalize the pressure PC in the combustion chamber 8 and the pressure PA in the primary air chamber. The air in the secondary air chamber 70 enters the combustion chamber 8 through the secondary air holes 73 of a secondary air straightening plate 72 and the air is used as secondary air for combustion from the surroundings of the combustion flames. With this arrangement the reduction of bad odor at the time of flame extinguishing and the improvement in the ratio of CO/CO2 are provided.
Patent JP-H01127637-A (JP)
Title: Copper alloy for semiconductor apparatus and production thereof
Inventor: NAKAJIMA KOJI
IPC: H01B1/02
Filed: 1987-11-10
Abstract: PURPOSE:To improve the strength and electrical conductivity of a Cu alloy contg. specified amts. of Mn and B by successively subjecting the Cu alloy to soln. heat treatment at a specified final heat treatment temp., finish rolling and hardening treatment. CONSTITUTION:An alloy consisting of, by weight, 0.1-0.3% Mn, 0.05-0.6% B and the balance Cu with inevitable impurities or further contg. 0.05-0.5% Sn and 1.0%, in total, of one or more among Zn, Co, Cr, Ni, Zr, Si, Fe and Ti is refined. An ingot of the Cu alloy is cold rolled, heat treated and successively subjected to soln. heat treatment at 700-900 deg.C final heat treatment temp., finish rolling and hardening treatment at 300-600 deg.C. The ingot may be successively subjected to soln. heat treatment at 700-900 deg.C, cold rolling and final heat treatment at 300-600 deg.C before finish rolling. A Cu alloy having characteristics fit for use as a material for a semiconductor apparatus is obtd.
Patent JP-H07136242-A (JP)
Title: Artificial blood vessel
Inventor: KANEKO NORIAKI
IPC: A61L27/00
Filed: 1993-11-12
Abstract: PURPOSE:To provide the artificial blood vessel which has excellent safety and operability and is usable for operation without making any pretreatment at all by forming the artificial vessel obtd. by coating a woven fabric of polyester films with crosslinked gelatin to specific porosity and endotoxin quantity. CONSTITUTION:The porosity of the artificial blood vessel obtd. by crosslinking coating the woven fabric consisting of the polyester fibers with the gelatin is specified to <=10ml/cm<2>.min.120mmHg and the endotoxin quantity thereof to <=100pg/g. Further, the amt. of the gelatin to be used for crosslinking coating is confined to <=5wt.% of the total weight of the artificial blood vessel and/or the porosity of the woven fabric used as the base material is specified to a range from 20 to 200ml/cm<2>.min.120mmHg. The artificial blood vessel is usable for operation without making any pretreatment before an operation at all, does not leak the blood and plasma during and after the operation and does not generate heat either. Further, the outflow of the peeled mater of the gel layer of the surface does not arise and there is no danger of inducing sclerosis and embolism in the peripheral tissues of the implanted section.
Patent JP-H01125810-A (JP)
Title: Gapped iron-core reactor
Inventor: OBATA TOSHIMITSU
IPC: H01F27/24
Filed: 1987-11-10
Abstract: PURPOSE:To obtain the small-sized lightweight reactor of high reliability at low cost by a method wherein an inside frame, having a groove 6 through which a cooling medium passes, is provided on the external periphery surface of a block core, and an outside frame made of the material having the heat shrinkage rate larger than that of the inside frame is provided on the external periphery surface of the inside frame. CONSTITUTION:An inside frame 2 contacting to the external circumferential surface and having the groove 6, which passes a cooling medium 9, is provided on the external circumferential surface of a block core 1, and an outside frame 3 made of the material having the heat shrinkage rate larger than that of the inside frame 2 is provided on the external circumferential surface of the inside frame 2. Accordingly, as the heat shrinkage rate of the outside frame 3 is larger than that of the inside frame 2, the outside frame 3 is adhered to the block core 1, and the block core 1 is firmly clamped using the clamping strength of the heat shrinkage of the outside frame 3 when it in cured. At that time, the groove 6 provided on the strong inside frame 2 and located between the block 1, having low degree of heat shrinkage, and the outside frame 3 generating strong tightening strength, works as a buffering material, and the generation of cracks on the outside frame 3 is prevented. Besides, the block core 1 is effectively cooled by flowing a coolant in the groove 6 of the inside frame 2. As a result, the entire reactor can be made small in size and light in weight.
Patent JP-H02133628-A (JP)
Title: Coated elastic yarn of spun touch
Inventor: ISHII SEIJI
IPC: D02G3/36
Filed: 1988-11-11
Abstract: PURPOSE:To slightly liberate coating yarn from core yarn by using polyurethane elastic yarn and nonelastic multifilament as core yarn and entangling the core yarn with another nonelastic multifilament in a state of floating yarn while blending and interlacing the core yarn with the other nonelastic multifilament yarn. CONSTITUTION:Undrawn multifilament 1 of synthetic fiber and polyurethane elastic yarn 3 are drawn by a feed roller 4 and a draw roller 5, drawn multifilament 2 of synthetic fiber is directly fed to a roller 5, three kinds of the yarns are arranged on the roller 5, overfed to an interlacing nozzle 7, mixed and interlaced. The multifilament 1 is more shrunk than the multifilament 2 to produce difference in yarn length between both the monofilaments. The multifilament 2 is coiled round core yarn through false twisting processing by a false twisting disc 8 and a heater 9 and yarn length is further lengthened.
Patent JP-S62142683-A (JP)
Title: Thermal recording material
Inventor: IKEDA KENJI
IPC: B41M5/337
Filed: 1985-12-17
Abstract: PURPOSE:To provide a thermal recording material having a sufficient developed color density and a sufficient color forming sensitivity, by incorporating an electron-donative colorless dye, an electron-acceptive compound and a heat- fusible substance. CONSTITUTION:A thermal recording material comprises an electron-donative colorless dye, an electron-acceptive compound and a heat-fusible substance of the formula, wherein R is an alkyl, aryl or acyl and X is a bivalent group. Typical examples of the heat-fusible substance include 1,4,-bis(2-hydroxy-4- methoxybenzoyloxy)butane and 1,8-bis(2-hydroxy-4-methoxybenzoyloxy)octane. This thermal recording material has a sufficient color forming sensitivity, and is capable of forming a developed color image which is so stable that discoloration or fading hardly occurs even under irradiation with light, heating or moistening for a long period of time. Therefore, a record formed can be preserved for a long period of time.
Patent JP-H04157577-A (JP)
Title: Positioning device
Inventor: HIRAI TAKASHI
IPC: G06T7/00
Filed: 1990-10-22
Abstract: PURPOSE:To easily obtain feature point even for an image having a smooth change in gradation and to improve processing speed by obtaining matching candidate point by means of rough positioning and obtaining a matching point by means of the matching around the matching candidates with the use of original image data. CONSTITUTION:The number of density level is reduced by a gradation conversion circuit 3, and the matching candidate points are obtained by means of the rough positioning by an edge point matching circuit 6 with the use of edge image data for each reference image and object image extracted by an edge point extraction circuit 5. The matching point is obtained by means of the matching of the original image data around the matching candidate points by an original image matching circuit 7. Thus, the positioning can be executed at enough high speed compared with the conventional two stage search, and this method can be used also for an image which has no feature points such as clear edge points in the image.