baber/WOPTO huggingface dataset:
Patent JP-H0369172-A (JP)
Title: Photoelectromotive force element of series vertical junction type
Inventor: ASAI MASATO
IPC: H01L31/042
Filed: 1989-08-08
Abstract: PURPOSE:To enable manufacture of a compact and effective photoelectromotive force element at a low cost just by adding a process to form a groove by providing a groove in the photosensitive surface of an element of series vertical junction type and by forming a p-n junction along the groove. CONSTITUTION:A plurality of p-n junctions which are connected in series are formed to attain the rear from the photosensitive surface of a substrate 10. A p-n junction of the photosensitive surface is formed along a groove 17 formed on the substrate 10. For example, SiO2 films 14, 15 are formed on both sides of a 200mum thick n-type silicon substrate 10 and the SiO2 films 14, 15 at specified positions are removed. Then, the 100mum thick groove 17 is formed on the photosensitive surface and is thermally treated after boron is deposited, a p-layer 11 is formed which attains the rear of the n-type silicon substrate 10 from the sidewall of the groove 17, and a surface is covered with the SiO2 films 14, 15 again. After an oxide film 14 at p-n junction shortcircuit part at the opposite side of the photosensitive surface is removed and diffusion of phosphorus is carried out to form an n<->-layer 13, the SiO2 film 14 at a position required for wiring is removed, and an Al film 16 is deposited to form an electrode.
Patent JP-S5996517-A (JP)
Title: Magnetic recording and reproducing method
Inventor: ICHIKAWA TAKASHI
IPC: G11B5/127
Filed: 1982-11-22
Abstract: PURPOSE:To provide a magnetic recording and reproducing method with high recording resolution and high reproducing efficiency by using a ring type magnetic head reproducing through a gap to reproduce data and by recording data at the edge of a magnetic pole finally passing through on a medium. CONSTITUTION:The magnetic head consists of a ring type magnetic body 8 and a winding 6, and the magnetic pole 8 has a minute gap 9 on the side opposed to a vertical magnetic recording medium 1. One ridgeline 10 of the magnetic pole 8 is clearly angled so as to be opposed to the medium 1. The ridgeline 10 becomes a trailing edge. Writing magnetic fields formed by the ring type head, a single magnetic pole head and the head formed by this invention are shown in figures (a), (b), (c). The writing magnetic field of (a) shows an arc and the writing magnetic field (b) shows the magnetic field reducing the horizontal component and suitable for vertical recording. The writing magnetic field close to the ridgeline of (c) is similar to that of the single magnetic pole head and the writing magnetic field through which the medium passes finally is the magnetic field close to the ridgeline 10, so that the recording resolution similar to that of the single magnetic pole head can be obtained. In this method, reproducing is executed through the gap 9 to obtain high reproducing efficiency similar to that of the ring type head.
Patent JP-S6098915-A (JP)
Inventor: MIYAO SHIGEKI
IPC: A01G3/08
Filed: 1983-10-31
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-S61127179-A (JP)
Title: Electric program type memory for single transistor and method for maunfacturing and using the same
Inventor: MUKHERJEE SATYEN
IPC: H01L27/115
Filed: 1985-09-19
Abstract: An electrically erasable programmable memory device which is programmable in the manner of an EPROM and erasable in the manner of an EEPROM. A dielectric layer between the control gate and the floating gate is provided having a high dielectric constant. A thin, uniform gate dielectric layer is provided which demonstrates minimal trapping. Finally, an asymmetrical source/drain junction is provided wherein the source includes a shallow portion and a deeper portion, which deeper portion defines the overlap between the source and the floating gate. In the preferred embodiment the dielectric between the control gate and the floating gate comprises tantalum pentoxide, the thin dielectric layer comprises oxynitride, and the deep diffusion portion of the source comprises phosphorous.
Patent JP-H0490542-A (JP)
Title: High-speed photographing table
Inventor: SETO HISAO
IPC: G01T1/29
Filed: 1990-08-02
Abstract: PURPOSE:To realize high-speed and continuous photographing without damaging a recording material such as a phosphor sheet even when it is not housed in a protection case or the like by executing the photographing by moving a holding means where the recording material is mounted at a high speed and ejecting the recording material at a low speed. CONSTITUTION:When the desired number of the sheets of recording materials are held by the holding means 16, one sheet of phosphor sheet is placed at a position opposed to a photographing table by moving the holding means 16 as necessary. Thereafter, the recording material is irradiated with radial rays through an object and the image of the object is photographed on the recording material. When the photographing of the first sheet of the recording material is finished, the holding means is moved again at a high speed and temporar ily stopped at the position where the recording material supported in a moving direction next is opposed to the photographing table main body. Then, the photographing is similarly executed. By repeatedly executing such an action, the image of the object is photographed on the desired number of the sheets of the recording materials held by the holding means 16 at a high speed and continuously. When the photographing on the desired number of the sheets of the recording materials held by the holding means 16 is finished in such a way, the recording material is ejected from the holding means by a housing means and housed in a housing container such as a receive magazine 38 or the like while the holding means is moved at a low speed.
Patent JP-S6183765-A (JP)
Inventor: FURUYA KENJIRO
IPC: E04G21/16
Filed: 1984-10-01
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-S6362174-A (JP)
Inventor: MITANI HIDEO
IPC: H01R33/76
Filed: 1986-09-03
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-S6185513-A (JP)
Title: Valve mechanism
Inventor: TSUZUKI YOSHIHIKO
IPC: F01L3/08
Filed: 1984-10-01
Abstract: PURPOSE:To aim at making a valve stem into small diametrality, by unitizing a retainer and a valve head part with an upper end and a lower end of the valve stem, while making them so as to guide the stem with a small hole of a valve guide and the retainer with a concave hole of a cylinder head, respectively. CONSTITUTION:A cylinder head 1 is provided with a valve port 2 and a concave hole 1a which houses a valve spring 10 and guides a retainer, while this concave hole 1a and the valve port 2 are interconnected with each other through a valve guide insertion hole 1b. The retainer 7 is welded to one end of a valve stem 5 and a cup part 6 is formed in the other end. The stem 5 is guide by a splilt-form valve guide 3 and each of small holes 3a and 4a of a resinoid seal 4, and the retainer 7 is guided by the concave hole 1a. A valve head body 8 is welded to the cup part 6. According to this method, the stem can be made as smallas possible into diametrality, while the promotion of high rigidity is attainable, thus an abnormal vibration in the whole lot of a valve mechanism is restrainable.
Patent JP-H0953639-A (JP)
Title: Inner seal member for direct acting guide bearing device
Inventor: TSUKADA TORU
IPC: F16C29/08
Filed: 1995-08-11
Abstract: PROBLEM TO BE SOLVED: To provide an inner seal member wherein a seal function can be well maintained over a long period and a seal lip containing a lubricant can be easily surely mounted without worsening lubricating performance. SOLUTION: Seal lips L1 , L2 containing a lubricant are fitted to a slit 43 of bending parts 42a, 42b of a core material 41, and it is fixed to an internal surface side of a slider 2, and an upper/lower side surface of a recessed groove formed in both side parts of the seal lips L1 , L2 is brought into contact with the core material 41 to regulate movement in its vertical direction.
Patent JP-H0361412-A (JP)
Title: Controller in traveling device of working type rice transplanter
Inventor: TAKAHASHI HIROYUKI
IPC: A01C11/02
Filed: 1990-08-02
Abstract: PURPOSE:To enable to simultaneously or singly control the simultaneous elevation and rolling of both the side wheels by forming the main hydraulic cylinder in a volume larger than that of the rolling-preventing hydraulic cylinder. CONSTITUTION:An elevation mechanism 14 for elevating both the side wheels 7 of a walking type rice transplanter is connected to a main hydraulic cylinder 16 driven so as to simultaneously elevate both the wheels on the operation of switch valves switched in response to the detection of a difference between the distances of the frame to the surface of a field and to a rolling-preventing hydraulic cylinder 20 driven so as to elevate or lower one of the wheel with respect to the other wheel in response to the right or left inclination of the frame 6. A hydraulic circuit is formed so that a hydraulic pressure is fed to the switch valve 28 for switching from a hydraulic pump 35 to the cylinder 16 and so that the hydraulic pressure is also fed to the switch valve 31 for switching from the switch valve 28 to the cylinder 20. The cylinder 16 is formed in a volume larger than that of the cylinder 20. The simultaneous elevation of both the side wheels and the control of the rolling of the rice transplanter can be simultaneously achieved.
Patent JP-H08104304-A (JP)
Title: Automatic packaging device for napkin pack
Inventor: YAMAMOTO TOMIZO
IPC: B26F3/12
Filed: 1992-08-03
Abstract: PURPOSE: To arrange table napkins by a quantity for 1 pack, and automatically package them. CONSTITUTION: An automatic packaging device 100 for napkin pack has a napkin-manufacturing machine 200, and manufactured napkins are separated into a napkin pack 20 of a quantity for 1 pack by a napkin-separator 400, and carried to a location for transferring. A transferring device 600 has a manipulator robot 700 which rotates on a slide plate 650, and the napkin pack 20 on the napkin separator 400 is gripped by a gripper 50. The transferring device 600 inserts the gripped napkin pack 20 between packaging films 850 on a packaging machine 800, and the napkins are packaged into each pack by a hot wire welding/cutting device 820, and fed out toward a packing line.
Patent JP-H10145006-A (JP)
Title: Compound semiconductor device
Inventor: FUJIMOTO HIDETOSHI
IPC: H01L29/04
Filed: 1997-07-31
Abstract: PROBLEM TO BE SOLVED: To prevent lattice defects and voltage rise from being caused between a substrate and nitride-based compound semiconductor by providing an intermediate layer consisting of silicon carbide and nitride-based compound semiconductor between a silicon carbide substrate and nitride-based compound semiconductor layer. SOLUTION: A semiconductor laser has wurtzite type SiC (2H type SiC) and an interlayer (transition) layer 12 of the mixed crystal consisting of (AlGaN)x (SiC)1-x , n-type AlGaN layer 13, undoped GaN layer 14, InGaN active layer 15, undoped GaN layer 16, p-type AlGaN 17, p-type GaN layer 18 are sequentially formed thereon. The interlayer layer 12 alleviates lattice constant difference to prevent generation of lattice defects by providing the intermediate (transition) layer 12 of the mixed crystal consisting of (AlGaN)x (SiC)1-x between the 2H type SiC substrate 11 and n-type AlGaN layer 13 and voltage rise between then can also be prevented by providing an intermediate band gap between them.
Patent JP-S6269438-A (JP)
Title: Color picture tube
Inventor: MIURA TOSHIJI
IPC: H01J31/20
Filed: 1985-09-20
Abstract: PURPOSE:To keep the dislocation of the shadow mask due to repeating of the on-off of the mask and the deterioration of the strength of the holder minimal by constructing the form of the frame holder so as to minimize the processing distortion. CONSTITUTION:The 1st plate 41 elongated to the direction of the tube axis is welded fixedly on the frame 3, and from this 1st plate 41 the 2nd plate 42 is extended to the direction away from the panel wall 61 and so as the angle between itself and the 1st plate 41 is obtuse. On the other hand, the 3rd plate 43 is arranged so as to face the panel wall 61 when the open hole K provided in the plate 43 is fitted on the panel pin 51, and from this 3rd plate 43 the 4th plate 44 is extended to the direction away from the panel wall 61 and so as the angle between itself and the 3rd plate 43 is obtuse. And the vicinity of the end part of the 2nd plate 42 and the vicinity of the end part of the 4th plate 44 are overlapped and welded with each other fixedly to construct the frame holder.
Patent JP-H1034894-A (JP)
Title: Fluff refuse removing apparatus
Inventor: OBE SADAYOSHI
IPC: B41F35/00
Filed: 1996-07-18
Abstract: PROBLEM TO BE SOLVED: To continuously transfer by a rotary screen coater by providing a brush roll under a shower pipe in contact with a screen, and providing a vacuum nozzle under the roll in contact with the screen. SOLUTION: A vacuum nozzle 4 having a doctor 6 with an upper blotting hole and a main opening 5 is provided under a brush roll 2 provided in contact with a screen 3 provided under a shower pipe 1 in contact with the screen 3. A doctor 6 with an upper suction hole of a vacuum nozzle 4 mainly sucks cleanser stored at an end of the nozzle, and sucks together with the cleanser fluff refuse. The cleanser liquid from the pipe 1 is uniformly showered on the rotating roll 2. The cleanser water and fluff refuse sucked from the doctor 6 with the hole of the nozzle 4 and the opening 5 are discharged by a cleaning cyclone steam separator. The moisture is removed form the air by the separator, and then discharged by an exhaust fan.
Patent JP-S5996454-A (JP)
Title: Engine air-fuel ratio control device
Inventor: NISHIDA TOSHIAKI
IPC: F02D41/14
Filed: 1982-11-24
Abstract: PURPOSE:To provide senses of accelerating and power outputting as well as prevent deterioration of emission, in the period of driving with high power required, by resuming the feedback control of air-fuel ratio upon making the ratio once rich in the initial period of the transient time. CONSTITUTION:When the transition is made to the high power operation, in which the suction pressure sensed by a neg. pressure sensor 12 is below a specific valu, a timer 19 is set for approx. one second by the output of an output comparator circuit 18, and a gate circuit 14 is closed and 22 opened by this output through an OR circuit 21 to interrupt the feedback control by an O2 sensor 9 and an air-fuel ratio comparator circuit 13 and then a signal from an enrichment signal generator circuit 23 is fed into an integrating circuit 15 to shift the ratio to the rich side temporarily. When a timer 20 has passed his set time of approx. 15sec, the gate circuit 14 is closed and 22 opened by its output through the OR cicuit 21 to stop the air-fuel ratio feedback control again. Now the transition is made to the regular, high-power operation by No.2 enrichment signal q given from the abovementioned enrichment signal generator circuit 23. Thus the driver can have a sense of accelerating and power outputting as well as deterioration of emission be prevented.
Patent JP-H03470-A (JP)
Title: Manufacture of sliding member
Inventor: KURIYAMA KAZUYA
IPC: B23K3/04
Filed: 1988-08-19
Abstract: PURPOSE:To improve fatigue strength and sliding characteristic by executing joining of a base body and a sliding member with pressurized resistant means and heat treatment after joining in a series. CONSTITUTION:The base material is manufactured by using e.g. bar of SCM440H, and after thermal-refining the raw material, air plating of copper is executed. As the sliding member to be joined with this base material, P31C material is selected and cut to size of the sliding face in the base material. Successively, brazing material 3 having high diffusibility is inserted between the base material 1 and sliding member 2 and only brazing material 3 is melted with electric conducting resistant heating and at the same time, by pressurizing, the excess brazing material 3 is removed from the joining part and the brazing material 3 is diffused on interface of the joining as thin film state liquid phase to obtain the firm joining. Further, the heat treatment is executed to the base material 1 after joining the sliding member 2 to eliminate influence of coarsening of metal crystal grain, etc., caused by the resistant heating. In this result, even P31C material which has excellent slidability but is difficult to use as the sliding member for joining because of low joinability can be joined with the base material composed of steel.
Patent JP-H1147108-A (JP)
Title: Biological magnetic field measuring device
Inventor: OYU SHIGEHARU
IPC: A61B5/05
Filed: 1997-07-31
Abstract: PROBLEM TO BE SOLVED: To prevent the ability to eliminate environmental noises from being decreased as the result losing of the coil balance between detection coils and to enhance the accuracy of biological magnetic field measurements by measuring and correcting the coil balance during periodic inspection or maintenance, etc. SOLUTION: This device has a magnetic field sensor having a plurality of detection coils 26 detecting biological magnetic fields. The device has an artificial external magnetic field generation means which generates external magnetic fields artificial external magnetic field generation means being formed of a plurality of coils 28, ..., 28. For example, the plurality of coils 28, ..., 28 are mounted in known positions on the surface of the outer periphery of a Dewar 11. The device includes means 38, 39, 36 for driving the plurality of coils 28 and obtaining their driving current values, means 25, 34, 35, 36 for obtaining magnetic field measurements from the values detected by the detection coils 26 as to the artificial external magnetic fields which the plurality of coils 28 have generated, and a means 36 for computing the sensitivity of the detection coils 28 and coil balance by use of the driving current values and the magnetic field measurements.
Patent JP-H01158917-A (JP)
Title: Baking plate for cooking food
Inventor: NAGAHORI TAKASHI
IPC: A47J37/06
Filed: 1987-08-20
Abstract: PURPOSE: To reduce thermal stress of a hot plate caused by difference of thermal expansions of a metal plate and a ceramic layer by applying a middle metal layer on a cooking side face of metal plate with superior thermal conductivity and additionally applying a ceramic layer emitting far infrared for heating thereon. CONSTITUTION: Aluminium alloy is used for a metal plate 1, and tin plate is clad coated for a middle metal layer 2 on its cooking side. And, at the surface of the tin plate, a powder comprising of 98.0% of Al2 O3 , 2.5% of TiO2 , 2.0% of SiO2 , and 1.0% of Fe2 O3 is coated by plasma powder spraying method to form a ceramic layer 3. The ceramic layer comprises a single compound, and actually used one shows gray color at room temperature. This ceramic layer doesn't show any crack even by repeating heating and cooling between about 300 deg.C and room temperature, and is improved in durability.
Patent JP-2000143259-A (JP)
Title: Synthetic quartz glass optical member and its production
Inventor: IKUTA YORISUKE
IPC: C03B19/14
Filed: 1999-07-21
Abstract: PROBLEM TO BE SOLVED: To decrease the content of impurities and to obtain a material having a high transmittance to the UV in a specified wavelength range by limiting the contents of Ni and Fe in glass to be used in the UV rays in a specified wavelength range. SOLUTION: The Ni content in a synthetic quartz glass optical member is controlled to <=1 ppb and the Fe content to <=0.5 ppb to attain a practically usable absorptivity to the rays of 240 and 270 nm wavelengths. Concretely, the internal transmittance to the ray of 270 nm wavelength is controlled to >=99.9 %/cm. The synthetic quartz glass is obtained by using a silicon compd. as the raw material, depositing and growing fine quartz glass grains by a flame hydrolysis reaction to synthesize a porous vitreous body and then vitrifying the body. In this case, a reaction vessel made of quartz glass and a burner made of quartz glass are appropriately used in the flame hydrolysis reaction. This optical member is subjected, as required, to the various heat treatments such as homogenization, forming and annealing.
Patent JP-S6266845-A (JP)
Inventor: HATTORI SHUJI
IPC: A61B10/00
Filed: 1985-09-19
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-S6185856-A (JP)
Title: Read-only memory
Inventor: SAWADA KIKUZO
IPC: H01L27/10
Filed: 1984-10-04
Abstract: PURPOSE:To embody writing in aluminum and second contact writing in a multivalue, cell structure by a method wherein a rank in a memory cell array is commonly connected to the gates of a plurality of MOS transistors different from each other in gate length or gate width, drains are so arranged as to be independent from each other, and electrical connection is established with a file in the memory cell array. CONSTITUTION:A source 102 and P-type substrate 103 are grounded, and a first gate 105 is connected to a rank in an array. It is so arranged that the drains of two transistors of different gate width may be connected, independent ly, to a file in the array, through the intermediary of a second gate 108, second contact 110, and aluminum 111. Four logical conditions are produced, dependent upon whether the aluminum 111 is formed on the second contact 110, wherefrom one may be selected. That is to say, the total width of the gates of the transistors between B-G {file and ground} changes into any of the four conditions, resulting in four sizes of impedance.
Patent JP-H10340040-A (JP)
Title: Simulator and game device using the same
Inventor: SANO TAKASHI
IPC: A63F13/21
Filed: 1998-07-07
Abstract: PROBLEM TO BE SOLVED: To eliminate the loss of reality by obtaining a nearly real feeling by allowing a player to swing a right and a left independent swing base to the right and left. SOLUTION: The player stands on the left and right steps 120a and 120b of a input board 120 on both the legs and grips right and left stocks 118 to hold the body and perform turning operation like skiing. This turning operation includes swing operation for swinging the input board 120 horizontally by the player and edging operation for slanting the left and right steps 120a and 120b. The input board 120 is arranged nearby a floor while facing a display 130 and fixed rotatably to a swing device 10 to enable the swinging operation. The swing angle of the swinging operation is detected by a swing sensor provided to the swinging device 10. Data obtained from information including a signal detected by the swing sensor are inputted to form an image, which is displayed.
Patent JP-H0627934-A (JP)
Title: Keyboard musical instrument
Inventor: KAWAMURA KIYOSHI
IPC: G10C3/16
Filed: 1992-07-10
Abstract: PURPOSE:To obtain the keyboard musical instrument on which a string nonstroke performance generating no string stroke sound and a normal performance can be switched without obstructing a touch on a key by changing the period wherein a regulating button changes the direction of the motion of a jack. CONSTITUTION:This keyboard musical instrument is equipped with a tensed string 11, a hammer head 13 which rotates to hit the string 11, the jack 33 which moves a bat 15 forth and back, a 1st center rail 28 which supports the hammer assembly rotatably, the regulating button 35 which abuts on the jack 33 to temporarily limit its motion to change the direction, a hammer stopper 120 which stops the string striking by the hammer head 13, and a 2nd center rail 102 which is rotatable to the 1st center rail 28 and holds the regulating button 35 when the string hitting is stopped.