baber/WOPTO huggingface dataset:
Patent JP-H1046287-A (JP)
Title: Steel for nitriding and production of nitriding steel product
Inventor: KURITA MASATO
IPC: C22C38/60
Filed: 1996-08-01
Abstract: PROBLEM TO BE SOLVED: To produce a steel for nitriding having excellent capacities in a notch fatigue limit and the length of cracking generated by bending modification equal to or above those of a heat treated steel even if being subjected to nitriding treatment with refining treatment obviated and to provide a method for producing a nitriding steel product using the same as the stock. SOLUTION: This nitriding steel has a compsn. contg., by weight, 0.30 to 0.43% C, 0.05 to 0.40% Si, 0.20 to 0.60% Mn, <=0.08% P, <=0.10% S, <=0.010% sol.Al, <=0.013% Ti, <=0.0030% Ca, <=0.20% Pb, 0.010 to 0.030% N, and the balance Fe with impurities, and in the impurities, the content of Cr is regulated to <=0.10% and V to <=0.01%. As for the method for producing a nitriding steel product, this steel is subjected to hot forging and is thereafter subjected to nitriding treatment without executing refining treatment.
Patent JP-S6448849-A (JP)
Title: Photosensitive composition
Inventor: YAMAMOTO TAKESHI
IPC: G03F7/023
Filed: 1987-08-17
Abstract: PURPOSE:To form the title composition improved in safelight property and ball-point pen suitability without detriment to its development latitude and sensitivity and suited for a positive photosensitive planographic plate, by mixing a condensation resin comprising an o-quinonediazide compound, a substituted phenol and an aldehyde with a fluorinated surfactant. CONSTITUTION:This photosensitive composition comprises a condensation resin comprising an o-quinonediazide compound (A), a substituted phenol of formula I (wherein R1 and R2 are each a hydrogen atom, an alkyl group or a halogen atom, and R3 is an alkyl group or a cycloalkyl group) and an aldehyde and/or an o-naphthoquinonediazidesulfonate compound thereof (B) and a fluorinated surfactant (C). The mixing ratio of the components of this composition is preferably such that component A is 5-60wt.%, component B is 0.05-15wt.%, and component C is 0.05-20wt.%.
Patent JP-S58179996-A (JP)
Inventor: FUIRITSUPU SHII SUMISU
IPC: G11C16/34
Filed: 1982-11-22
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-H1049612-A (JP)
Title: Wireless bar-code hand scanner
Inventor: NAKAJIMA MASAHIRO
IPC: G06K7/10
Filed: 1996-08-01
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive scanner without any limit of angle of visibility in which the operational switching of a batch mode and an individual mode can be easily attained. SOLUTION: Communication between the scanner 11 and a host device 12 is operated by using an inexpensive acoustic wave interface with wide directivity as an interface. In this case, when communication abnormality is generated, read data are automatically stored in a scanner 11, and after all the reading operations are ended, a transmission key switch 4 is depressed in the neighborhood of the host device 12 so that control for operating the data communication in a batch can be attained. Thus, this device can be made wireless when the layout of a cable is unsatisfactory, and also an input at a remote place can be attained.
Patent JP-H1137039-A (JP)
Title: Plunger pump
Inventor: TAMAI NOBUHIRO
IPC: F04B53/10
Filed: 1997-07-15
Abstract: PROBLEM TO BE SOLVED: To provide a plunger pump which can be easily machined and reduced in its manufacturing cost. SOLUTION: A plunger 20 is slidably accommodated in a cylinder 5 formed in a housing 1. In addition, a rotary shaft 3 and a rotary cam 26 which is attached to the rotary shaft 3 and comes into contact with the plunger 20 on an outer peripheral cam face 26a to reciprocatively drive the plunger 20 are provided. The rotary cam 26 is constructed so that the axial center Ya of the outer peripheral cam face 26a coming into contact with the plunger 20 is eccentric to the axial center Yb of an inner peripheral attaching face 26b attached to the rotary shaft 3.
Patent JP-S6193073-A (JP)
Inventor: NAKAMURA YOSHIHARU
IPC: H01L21/67
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-H0869695-A (JP)
Title: Semiconductor integrated circuit device
Inventor: SAKATA SHUNICHI
IPC: G11C16/06
Filed: 1994-08-30
Abstract: PURPOSE: To stabilize the output of a sense amplifier. CONSTITUTION: Currents I1 , I1 / based on potential of data lines D, D/ flow through PMOSs 31, 32 in the state of ON, and the synthesis current I1 +I1 /flow through an NMOS 33. Potential of a node N30 becomes the potential based on the synthesis current I1 +I1 /. A conductive state is changed making the potential of the node 30 bias potential in the NMOSs 41, 51 in amplifier circuits 40, 50. The amplifier circuits 40, 50 output the potential based on the currents I2 , I2 /from the data lines D, D/from output terminals OUT1 , OUT2 . When the potential of the data lines D, D/are fluctuated, the potential of the node N30 is fluctuated also, and the bias potential is fluctuated. The fluctuation of the bias potential suppresses the fluctuation of the output potential due to the fluctuation of the currents I2 , I2 /in the amplifier circuits 40, 50.
Patent JP-S5994951-A (JP)
Title: Modulating circuit
Inventor: SAWADA YOUJI
IPC: G11B20/14
Filed: 1982-11-20
Abstract: PURPOSE:To obtain an output with less code error with a comparatively simple constitution by providing a shift register circuit, coding circuit, coding correction circuit, parallel input serial output circuit and an NRZI circuit or the like, and applying modulation to a digital input data to output the result. CONSTITUTION:A shift register circuit 2 sections a serial input data at each 3-bit and outputs it to a coding circuit 3, which inserts two ''zero'' between two ''1'' bits to form a 5-bit code word. Its output signal is added with ''1'' or ''0'' bit at the least significant bit of the code word and corrected 10 into 6-bit. The output is transmitted to a parallel input, serial output circuit 15, converted into serial code sequentially, and the corresponding bit signal to the 5th bit signal of the adjacent code word in 6-bit and to the 1st bit signal of the code word in 6-bit at the rear side is brought respectively into ''zero'', and the bit signal corresponding to the 6th bit of the code word in 6-bit at front side is brought into ''1''. The output of the circuit 15 is subject to the modulation of 3-position modulating system by a non-return current circuit 18.
Patent JP-S6265426-A (JP)
Title: Making groove or hole in semiconductor
Inventor: OTA MASATAKA
IPC: H01L21/3065
Filed: 1985-09-18
Abstract: PURPOSE:To contrive the high integration of IC or LSI enabling to make a minute groove (hole) of Si by reducing the diameter of the hole for an etching mask by further coating the groove (hole) of an SiO2 mask formed by lithography with a CVD.SiO2 film. CONSTITUTION:An SiO2 film 2 is formed on an Si substrate 1 and a CVD.SiO2 film 3 is formed on the film 2. A groove (hole) is made in the SiO2 film 2 by RIE after the SiO2 film 3 is patterned by using a photo resist mask 4. Then, after an SiO2 film 6 is further deposited on all the surface of the substrate, the SiO2 film 6 is totally etched, the CVD.SiO2 film 6 remains on the side of the groove (hole) and the inner diameter of the groove (hole) is reduced. A groove (hole) 7 is made by etching the Si substrate using the CVD.SiO2 films (3, 6) as a mask. A thin SiO2 film 8 is formed inside the groove (hole) 7, an Si3N4 film 9 is formed on the film 8 and after poly-Si 10 is deposited in the groove, the groove 7 is covered with an SiO2 film 11 formed by oxidizing the upper part of the poly-Si and an element separation region is completed.
Patent JP-H0625206-A (JP)
Title: Acid anhydride and its production
Inventor: FURUKAWA HIROSHI
IPC: C08G59/42
Filed: 1992-07-09
Abstract: PURPOSE:To obtain a new acid anhydride useful as an epoxy resin curing agent, a raw material for plasticizers, a resin modifier, an additive for lubricating oil, a rust proof agent, etc. CONSTITUTION:A compound of formula I (R<1> to R<3> are each independently H or 1-4C alkyl), e.g. 1-phenyl-1-butenyl-3-succinic anhydride. The compound of formula I is obtained by reacting a compound of formula II with maleic acid anhydride to afford a new compound of formula III and subjecting the new compound of formula III to hydrogenation. The compound of formula I is liquid at ordinary temperature and has good workability as an epoxy resin curing agent and can singly be used as the curing agent in casting of epoxy resins.
Patent JP-S6096693-A (JP)
Inventor: OONO NORIHIRO
IPC: C11D1/72
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-S6183873-A (JP)
Inventor: MAKI NOBORU
IPC: F27B9/12
Filed: 1984-09-28
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-H1152745-A (JP)
Title: Production of intermediate transfer body
Inventor: KOBAYASHI HIROYUKI
IPC: G03G15/16
Filed: 1997-07-30
Abstract: PROBLEM TO BE SOLVED: To prevent the occurrence of a color smear caused by the elongation set of an intermediate transfer belt by winding a cover sheet on the top layer of a core body layer of the intermediate transfer body, as a first covering layer and sticking both ends of the sheet, so as to obtain a cylinder and forming a second covering layer on the front layer of the cylinder. SOLUTION: The covering sheet 102 as the first covering layer is previously prepared and the core body layer 101 taking various kinds of characteristics such as tensile strength, elongation and a modulus required for the outer periphery of a die 100 having a desired outside diameter into consideration is formed. The covering sheet 102 is wound on the outer periphery of the core body layer 101, to form the cylinder. This cylinder is timely processed by heating and the core body layer 101 and the first covering sheet 102 are completely integrated. Then, the cylinder is inserted through an extruding machine having a crosshead die and the second covering layer 105 is extruded from the extruding machine and formed on the surface of the cylinder, to obtain another cylinder 106. Further, after cooling, removing from the die 100 is attained to obtain the intermediate transfer belt.
Patent JP-H1045965-A (JP)
Title: Polypropylene resin composition and liner material produced therefrom
Inventor: YAMAGUCHI MASAYUKI
IPC: C08L23/12
Filed: 1996-08-02
Abstract: PROBLEM TO BE SOLVED: To obtain a polypropylene resin compsn. excellent in heat resistance and softness and a liner material produced therefrom. SOLUTION: A liner material is produced from a polypropylene resin compsn. comprising a polypropylene resin (A), an ethylene-α-olefin copolymer elastomer (B), and a softener (C) in wt. ratios of (A+B)/C and A/B of (20/80)-(99/1) and (70/30)-(99/1), respectively. The elastomer (c) as such characteristics that the number of carbon atoms of the α-olefin unit is 4 or higher but not higher than 20; that the content of the α-olefin unit is higher than 65wt.% but not higher than 95wt.%; that no crystal melting peak is observed with a differential scanning calorimeter; and that the density at 23 deg.C is lower than 0.880g/cm<3> .
Patent JP-H0868880-A (JP)
Title: Device and method for feeding shield pebble in fusion reactor system
Inventor: IKEDA TATSUMI
IPC: G21B1/00
Filed: 1994-08-30
Abstract: PURPOSE: To make it possible to fill the whole filled part of a vacuum vessel with shield pebbles at a high filling rate without fail and feed them to the vacuum vessel effectively and reliably without causing the inavailability of feeding in a shield pebble feeder which feeds at least two types of shield pebbles, large diameter ones and small diameter ones, between a double wall of the vacuum vessel for confining plasma. CONSTITUTION: This device is equipped with two types of pebble feeders 18 for large diameter shield pebbles 12a and small diameter shield pebbles 12b, and each of them is connected separately to a large diameter shield pebble feeding pipe 17a and a small diameter pebble feeding pipe 17b respectively. Moreover, inclining trays 23 are installed staggered inside the shield pebble feeder 18, shield pebble outflow passages in rows are formed which are divided by partition boards 25 in the inclining tray 23 at the last step and the shield pebble outflow passage is equipped with a gate which can freely be opened and closed.
Patent JP-H0254975-A (JP)
Title: Peltier element
Inventor: NAKADA HIROSHI
IPC: H01L23/38
Filed: 1988-08-19
Abstract: PURPOSE:To enable a relative position error with a heat-radiation fin, especially a large slope, to be absorbed by forming the junction surface with an electrical heating element or a cooling element in spherical or cylindrical surface. CONSTITUTION:A cooling surface 3 of a Peltier element 2 joined to an electrical heating element 1 consisting of for example a semiconductor laser is formed in projecting spherical surface shape and the cooling surface 3 is joined to a flexible structure heat transfer body 5 fixed to the rear surface of a cooling fin 4 and a junction surface 7 in vecessel spherical surface shape formed by an improved heat-conduction type flexible film 6. By making the cooling surface 3 and the junction surface 7 to be in spherical surface in this manner, a large degree of three-dimensional freedom is given to the posture of the cooling fin 4 and a relative slant of the junction surface is greatly allowed.
Patent JP-2001032951-A (JP)
Title: Gate valve
Inventor: KUNITOMO HIROSHI
IPC: F16K1/44
Filed: 1999-07-19
Abstract: PROBLEM TO BE SOLVED: To provide a gate valve which can finely control a flow rate by improving the flow property corresponding to valve opening and has a function to avoid a bad influence such as breaking erosion caused by cavitation, which is feared when the gate valve is a little opened, from exerting a valve housing and the pipe connected to the side downstream of the valve housing. SOLUTION: A valve body 1 comprises a parent valve body 11 and child valve body 12. This child valve body 12 is connected to a valve rod 3 and is assembled in the parent valve 11 so that the small valve hole 8 which is made in the middle section of the parent valve 11 in the vertical direction, can be opened. When an operation handle 5 is turned in the direction to open a gate valve with the gate valve completely closed, the valve rod 3 and the child valve body 12 move upward to fully open the valve hole 8 to start water passage from the small valve hole 8. When the operation handle 5 is continuously turned in the direction to open the gate valve, the child valve body 12 interferes with the ceiling section of the parent valve body 11 and moves the parent valve body 11 upward, fully opening the gate valve.
Patent JP-S58106481-A (JP)
Title: Signal transmission system of reflected wave measuring device
Inventor: KOBAYASHI KENZOU
IPC: H04B17/00
Filed: 1981-12-18
Abstract: PURPOSE:To suppress the leakage of a carrier automatically by converting a variable DC voltage digitally and controlling intervals of isolated pulse generation, and applying an isolated pulse modulator with an offset voltage corresponding to the variable DC voltage. CONSTITUTION:A DC voltage from a variable resistance 10 is converted by an A/D converter 9 into a digital signal to control an isolated pulse generation part 2, thereby varying intervals of isolated pulse generation. Then, isolated pulses are used to modulate the carrier from a microwave carrier oscillator 5 through a modulator 4, thereby transmitting the modulated signal from an antenna 7. This modulator 4 is applied with the offset voltage for suppressing the leakage of the carrier according to the DC voltage from the resistor 10 through an optional function generating circuit 11, thereby suppressing the leakage of the carrier.
Patent JP-S6265198-A (JP)
Inventor: INOUE TERUO
IPC: G07G1/12
Filed: 1985-09-17
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-S5995403-A (JP)
Title: Rotating angle detector
Inventor: IWASE KAZUO
IPC: G01P3/488
Filed: 1982-11-23
Abstract: PURPOSE:To improve the accuracy in rotating angle by providing a magnetic detection means of the housing of a starter on the centerline on the circumferential surface of a flywheel so that the rotating angle signal corresponding to the ruggedness of the flywheel is detected at the output terminal of said magnetic detection means. CONSTITUTION:A starter 102 with a rotating angle detector is provided to an internal combustion engine 101 and is provided with the function of a starter. The engine 101 is fixed to the starter 102 by means of two pieces of bolt 103. A flywheel 104 is mounted to the crank shaft of the internal combustion engine and a ring gear is united by press fitting to the flywheel 104. The starter 102 incorporates the construction wherein a magnetic detection means 106 is disposed in the housing of the starter perpendicularly to the center of the flywheel 104 in alignment to the center of the circumferential surface of a ring gear 105 and in the position of 2.0+ or -0.5mm. the distance thereof. The starter 102 is fixed to the engine 101 by means of the two pieces of bolt 103. Namely, the positional relation between the detector 106 and the gear 105 is inevitably determined.
Patent JP-H0653329-A (JP)
Title: Semiconductor device
Inventor: KOBAYAKAWA MASAYUKI
IPC: H01L23/522
Filed: 1992-07-31
Abstract: PURPOSE:To prevent the degradation of a gate oxide film in breakdown voltage and improve the reliability by employing a wiring structure which optimizes the ratio of the area of a via hole to that of a gate. CONSTITUTION:An element region 2 and element isolation region 3 are formed on a silicon substrate 1, and then the gate electrode is formed. A first layer insulating film 5 is deposited, and a contact hole 6 is formed to connecting the gate electrode 4. A first metal wiring 7 is formed and second layer insulating film 8 is deposited; thereafter, a contact hole 10 is formed to connect the first metal wiring 7 with a second metal wiring 9. The first metal wiring 7, connected to the gate electrode 4, is connected with the second metal wiring 9 with the area of the via hole 10 being equal to or less than 1000 times that of the gate. This effectively prevents the breakdown voltage of the gate oxide film from degrading, obtaining a highly reliable semiconductor device.
Patent JP-S6362880-A (JP)
Title: Device for forming functional deposited film by microwave plasma cvd
Inventor: IIDA SHIGEHIRA
IPC: C23C16/30
Filed: 1986-09-01
Abstract: PURPOSE:To uniformize the thickness and quality of a deposited film to be formed between substrates and on the same substrate by providing a means for rotating plural functional deposited film forming substrates arranged in a vacuum vessel and rotating on their axes. CONSTITUTION:Plural cylindrical substrates 7 are arranged on a concentric circle in the vacuum vessel 1 of the film forming device, and the rotary table 14 as a means for rotating the substrates 7 is provided. The table 14 is connected to a rotating motor 16 through a gear 15, and rotated. The inside of the vacuum vessel 1 is firstly evacuated through an evacuation pipe 5, the cylindrical substrates 7, 7,... are heated by respective built-in heaters 8 and kept at a specified temp., and each substrate 7 is rotated on its axis and rotated. A raw gas is then introduced into the vacuum vessel 1 through raw gas feed pipes 6, 6,... while keeping a specified vacuum, and a deposited film is formed on the substrates 7, 7,....
Patent JP-H0371913-A (JP)
Title: Manufacturing equipment for pipe with thickness deviation
Inventor: MINE KOICHI
IPC: B21C37/15
Filed: 1989-08-08
Abstract: PURPOSE:To efficiently work thickness deviation by providing spiral land part on either the outer peripheral surface of a core bar or the inner peripheral surface of a die or both of them and making either the core bar or the die or both of them gyrating motion without ac companying rotation or oscillating motion. CONSTITUTION:When a blank pipe P which covers the outer periphery of the core bar 13 and is inserted into the die 11 is drawn with a drawing machine 14, the pipe 9 is brought into contact with the land part 15 on the inner peripheral surface of the die 11. A component of force in the F1-direction is generated on the pipe P, and the pipe y and the core bar 13 are integrally pushed in the F1-direction and the pipe is reduced by reducing the thickness of the part which is brought into contact with the land part 15. Because the land part 15 is spiral, the contact position with the land part 15 of the pipe P is successively moved and it is made gyrating motion inside the circular recessed part 12a of a holder 12. The thickness of pipe P is reduced by squeezing with the land part 15 and a gentle spiral groove is formed on the outer peripheral surface and the pipe is made into the pipe with thickness deviation and is delivered from the other end of the die 11.
Patent JP-2001036539-A (JP)
Title: Mobile communication terminal using radio connection, its program update method and recording medium recording its control program
Inventor: NAMIKI HIDEO
IPC: H04W8/24
Filed: 1999-07-21
Abstract: PROBLEM TO BE SOLVED: To provide a mobile communication terminal that enhances secrecy of a software program transmitted as a radio wave and shorten a transfer time required for downloading a program. SOLUTION: In the case of downloading a software program newly to be written in a ROM 12 by means of a radio wave externally to revise the software program stored in the ROM 12 in a mobile communication terminal 1, a plurality of reception data demodulation sections 17 and a plurality of transmission data modulation sections 18 are simultaneously operated to make multi-call. A CPU 11 reads received data by multi-call connection from the reception data demodulation section 17 respectively, builds up again the software programs transferred according to a serial number added to the data, stores the software programs to a RAM 13 and then writes them to the ROM 12.
Patent JP-S6267094-A (JP)
Title: Crystalline oxytitanium phthalocyanine and photosensitive material for electrophotography
Inventor: SUZUKI TETSUYOSHI
IPC: G03G5/06
Filed: 1985-09-18
Abstract: NEW MATERIAL:The compound having the following X-ray diffraction spectrum. Strong diffraction peaks at 9.3 deg., 10.6 deg., 13.24o, 15.1 deg., 15.7 deg., 16.1 deg., 20.8 deg., 23.3 deg., 26.3 deg. and 27.1 deg. (Bragg's angle 2theta+ or -0.2 deg.). the diffraction peak at 26,3 deg. has highest intensity. The intensity of the diffraction peaks at 4-8 deg. is <=5% of that of the 26.3 deg. peak. EXAMPLE:The compound of formula. USE:Photosensitive material for electrophotography. It has high sensitivity and excellent electrical characteristics. PREPARATION:The objective compound can be produced e.g. by reacting 1,2- dicyanobenzene (o-phthalodinitrile) with a titanium halide in an inert solvent under heating, treating the reaction product with hot water until the pH of the washing water reaches 5-7 and heat-treating the resultant oxytitanium phthalocyanine with N-methylpyrrolidone until the intensity of the peaks at 4-8 deg. reaches the above-mentioned level.
Patent JP-H0868322-A (JP)
Title: Piston cooling device for internal combustion engine
Inventor: NISHIKAWA MASAHIRO
IPC: F01P3/08
Filed: 1994-08-30
Abstract: PURPOSE: To efficiently cool a piston while applying oil to the whole back surface of a piston, reduce a manufacturing cost, improve assembling performance, and surely recover the oil used for cooling. CONSTITUTION: A recession 38 is opened at a split surface on one side of a crank case 2. Oil is press-fed through an oil supply passage 39 communicated with the recession 38. An injection nozzle 41 is fitted to the recession 38 and operated for injecting the oil from the oil supply passage 39 to a rear surface of the piston D of the injection nozzle 41 on the rear side of the piston back surface in respect to a rotational direction of a crank shaft. A pressurizing part 37 is provided on the other split surface of the crank case 2 for holding the injection nozzle 41 inside the recession at the mating time of the crank case 2.