baber/WOPTO huggingface dataset:
Patent JP-2000027776-A (JP)
Title: Scroll type fluid machinery
Inventor: UKAI TETSUZO
IPC: F04C18/02
Filed: 1999-06-23
Abstract: PROBLEM TO BE SOLVED: To supply a proper quantity of lubricating oil to a thrust part, regardless of number of revolution of a rotary shaft, by providing an opening and closing valve device opened when a difference between upper and lower sides of a valve element exceeds a prescribed value, on an oil discharging passage discharging excess lubricating oil supplied to the thrust part. SOLUTION: Lubricating oil within an oil reservoir at the bottom part of a sealed housing 8 of a fluid machine is sucked by an oil pump 51 formed at a lower end part of a rotary shaft 5, is supplied to an upper bearing 71 and a rotary bearing 73 through an oil supply hole 52 and lubricates these bearing 71 and 73. A part of lubricating oil introduced into a chamber 61 formed on a frame 6 is drawn to a thrust part 65 by revolution motion of a rotary scroll 2 and excess lubricating oil within the chamber 61 is returned to the oil reservoir 8 via an oil discharging passage 62.  In this case, an opening and closing device 90 opened when a difference of pressure within the chamber 61 and pressure within the sealed housing 8 becomes a prescribed value or more is provided on the halfway of the oil discharging passage 62 and proper quantity of lubricating oil can be always supplied to the thrust part 65.
Patent JP-H0341410-A (JP)
Title: Light beam scanning device
Inventor: OKINO YOSHIHARU
IPC: G03G15/04
Filed: 1989-07-07
Abstract: PURPOSE:To realize a low-cost light beam scanning device which is easily adjusted by using an optical element which varies in the relation between the reflection angle and incidence angle with wavelength, and composing nearly the same beam of light beams which differ in wavelength and making a scan. CONSTITUTION:Light beams emitted by light sources 20Y, 20M, and 20C are transmitted through one cylindrical lens 24 after passing through collimator lenses 22Y, 22M, and 22C, and then made incident on a reflection type diffraction grating 26 at different angles of incidence. The reflection type diffraction grating 26 composes one light beam of the light beams which are incident at the specific angles of incidence respectively and reflects the composite light beam, so the composite light beam is made incident on a polygon mirror 30 after diffracted lights such as secondary diffracted light and tertiary diffracted light air interrupted by a slit 28. Then the light beam is reflected and deflected linearly by the rotation of the polygon mirror 30 to form main scanning lines 37.
Patent JP-S6420362-A (JP)
Title: Molding indicator of knitting machine
Inventor: KATO YUTAKA
IPC: D04B15/00
Filed: 1987-07-15
Abstract: PURPOSE: To confirm erasing of data by visual sense by erasing storage contents and simultaneously turning back a recording medium of a visible outline so that passage of a indicating position is reversely traced when indicating position data of stored visible outline are erased. CONSTITUTION: When a part of storage data is erased an data are inputted again and stored in a storage means in reading a visible outline 2 which is a pattern of a knitted fabric from a recording medium 1 in which the visible outline is record and storing the visible outline into a storage means, the newest data are successively erased from among a storage data and simultaneously, a recording medium 1 is reversed and an indicating means 14 is reversely traced along the visible outline 2.
Patent JP-H1020721-A (JP)
Title: Information collecting system for image forming device
Inventor: KUWABARA YOSHIHIRO
IPC: H04N1/00
Filed: 1996-07-05
Abstract: PROBLEM TO BE SOLVED: To properly grasp an abnormal unit without calling a service man, by sending the information on the number of revolution of each unit of an image forming device, to an external receiving means. SOLUTION: The tachometers 212-214 are installed on each roller and a rotary part of A-C units 209-211 connected with an input-output interface 203 of a copying machine body 100, for detecting the information on the number of revolution thereof. The information on the number of revolution of the rollers of the A-C units 209-211 of the copying machine body 100 during the operation, is transmitted to an external device 203 by a communication unit 201 through a public line 202.  In this case, the level of the number of revolution of the A-C units 209-211, that is, the statistical data corresponding to the number of revolutions at the normal time, of the motors 215-217 are prepared in advance, to be compared with the standard data of the A-C units 209-211 received from the external device 203, or to be used for the service man to specify an unit which has a problem, by analyzation method of the principle of the synthesis of an analogue signal.
Patent JP-S5966168-A (JP)
Title: Manufacture of semiconductor device
Inventor: NAKADA TAKAAKI
IPC: H01L29/72
Filed: 1982-10-08
Abstract: PURPOSE:To lower the base resistance of a semiconductor device by simultaneously opening a base contact and an emitter part at an insulating film on a base region, forming a polycrystalline silicon layer containing an impurity in the vicinity of the emitter window, then introducing a high density impurity to the base contact part and forming the emitter region by a heat treatment. CONSTITUTION:A base forming window is formed on an N type collector region 1, a P type base layer 2 is formed, and an oxidized film 5 is formed by thermal oxidizing on one surface. Then, a silicon nitrided film 8 is formed on the overall surface, and an emitter window 9 and a base contacting window 10 are then simultaneously formed. Subsequently, a polycrystalline silicon 11 containing N type impurity is formed on the overall surface, the silicon 11 is then removed except the emitter window and the vicinity thereof, and the photoresist 12 remains as it is. Thereafter, P type impurity is passed through the films 8, 5 to form a high density base contacting region 3. Then, the photoresist 12 is removed, an impurity is diffused from the layer 11 to form an emitter layer 4. According to this method, the distance between the emitter 4 and the high density base contacting region 3 can be shortened.
Patent JP-S6155372-A (JP)
Title: Rotary type fluid energy converter
Inventor: KITA YASUO
IPC: F03C1/04
Filed: 1984-08-25
Abstract: PURPOSE:To prevent leak of fluid past a port part, by a method wherein a pintle part formed in a trapezoid in cross section, in which fluid feed and discharge ports extending to a cylinder are formed, is foreced into press contact with a recess formed in a trapezoid in cross section, to which flow passages leading to the ports, are open, by means of a magnetic force. CONSTITUTION:A pintle part 14a, formed in a trapezoid in cross section, in which fluid feed and discharge ports 29 and 39, extended to a cylinder 13, are provided, is engaged with a recess part, similarily formed in a trapezoid in cross section, to which flow passages 25 and 35, communicated with the ports, are open. A magnet is attached on the casing side opposite to a main shaft facing the pintle part 14, and attracts the pintle part 14 rightward. This causes a contact surface part 14b between the ports 29, 39 and the flow passages 25, 35 to be forced into contact with no gap, resulting in prevention of leak of fluid past said part.
Patent JP-S6333503-A (JP)
Title: Production of capsule for powder extrusion billet
Inventor: NISHIGUCHI MASARU
IPC: B22F3/20
Filed: 1986-07-28
Abstract: PURPOSE:To produce the titled capsule which prevents rupture and the roughening of the outside surface at a low cost by drawing a thin metallic sheet to form a bottomed cylindrical vessel and forming the same by flow forming to the long-sized bottomed cylindrical vessel. CONSTITUTION:A disk formed by blanking a mild steel sheet with a press is placed on a conical die 1 and is deep drawn by a punch 2 to form the bottomed cylindrical vessel 3. The cylindrical vessel 3 is again deep drawn at need to form the cylindrical vessel 3-2 having the larger depth. The cylindrical vessel 3-2 is put onto a mandrel 4 and is elongated axially while the vessel is ironed to reduce the wall thickness by 3 pieces of rollers 5 disposed at 120 deg. intervals until the vessel is reduced down to the prescribed wall thickness. The aperture end face of such cylinder is cut to a prescribed length and the cut end face is made flush to from a capsule body 6. Metallic powder is packed into the capsule body, then said body is hermetically sealed after deaeration to form the billet. A bar steel, etc., are satisfactorily formed by hot extrusion.
Patent JP-H1186445-A (JP)
Title: Synchronous/asynchronous data detecting device
Inventor: CHOI BYUNG-BONG
IPC: G11B20/10
Filed: 1998-06-24
Abstract: PROBLEM TO BE SOLVED: To realize an asynchronous mode, to enhance efficiency in data detection and to reduce a transmission error rate by equalizing a sample value with an output data sequence from a most likelihood sequence detection circuit, detecting a phase error and controlling a sampling clock signal. SOLUTION: An i-th ((i) is positive integer from 1 to N showing a data detection order) analog regenerative signal is converted to the digital regenerative data at a sample rate based on the beforehand obtained (i-1)-th sampling clock signal, and the sample value Si is generated, and interpolation filtering is performed for the Si based on a beforehand obtained (i-1)-th phase error signal, and an i-th interpolation sample value ISi is generated, and so on, the sample value is equalized, and the phase error is controlled using an adaptive equalization means, a most likelihood sequence detection means, a phase error signal generation means, a sampling clock generation means, etc., and the asynchronous mode is made possible.
Patent JP-H10728-A (JP)
Title: Reflection preventive film and manufacture thereof
Inventor: OOTA YURIE
IPC: G02B1/14
Filed: 1996-06-17
Abstract: PROBLEM TO BE SOLVED: To provide a method for forming a functional thin film with high function and high quality using an application process which is advantageous in terms of mass production and equipment cost. SOLUTION: This reflection preventive film consists of a transparent base material film 1 and a hard coat layer 2, a layer 5 with moderate index of reflection, a layer 3 with high index of reflection and a layer 4 with low index of reflection which overlie this film in that order directly or through another layer. The layer 4 with low index of refraction is an SiO2 gel layer comprising an SiO2 sol which is prepared by hydrolyzing silicon alkoxide expressed by RnSi(OR')n (R and R' are a 1-10C alkyl group each; m+n is 4; and m an n are an integer each).
Patent JP-S6420589-A (JP)
Title: Manufacture of master disk for relief type hologram disk
Inventor: FUSE MASAO
IPC: G03H1/02
Filed: 1987-07-15
Abstract: PURPOSE:To easily obtain a relief type manufacturing hologram master disk with high accuracy by aligning the center of a metallic die master disk with that of the guide shaft of a substrate, by moving the metallic die master disk by the fine adjusting mechanism of a stage, and aligning laser reflecting diffracted light on the metallic die master disk at a prescribed position on a screen. CONSTITUTION:The metallic die master disk 12 on one side of which a relief type hologram is formed and a through hole 11 is provided in its center is prepared. The guide shaft 13 is studded in the center, and the master disk 12 is superposed by setting a hologram plane upside and fitting the shaft 13 in the through hole 11 with play on the substrate 14, on the studding plane of which a bonding agent set in a floating state is applied. The substrate 14 is mounted on the supporting part 16 of the stage 15. The hologram plane is irradiated by a laser beam 17, and the master disk 12 is moved in a direction perpendicular to the shaft 13 by the fine adjusting mechanism 18 of the stage 15, and after fine adjustment so that the logical position of the reflecting diffracted light when the center of the master disk 12 described in advance on the screen 19 provided with the stage 15 aligns to that of the shaft 13 can be aligned to the laser beam 17 reflected and diffracted on the master disk, is performed at entire circumferences, the bonding agent is hardened, then, the master disk 12 is adhered with the substrate 14, thus completing work.
Patent JP-H1123960-A (JP)
Title: Objective lens for optical disk, optical head device and optical information recording/reproducing device
Inventor: TANAKA YASUHIRO
IPC: G11B7/135
Filed: 1997-07-03
Abstract: PROBLEM TO BE SOLVED: To suppress the occurrence of coma aberration in a second objective lens by tilt-adjusting a first objective lens together with the second objective lens so as to reduce coma in the first objective lens and satisfy a specified condition. SOLUTION: Incident light 1 is made incident on the first objective lens 2 to be converged on an information medium surface 4 of a rear surface of a first disk 3. When a second disk 8 is recorded or reproduced, a holder 6 is rotated around a turning shaft 7, and a converged spot is formed on the in-formation medium surface 9 of the second disk 8. The holder 6 is integrated with the turning shaft 7 to be tilt adjusted, and the coma aberration occurring in the converged spot on the information medium surface 4 due to the first objective lens 2 is reduced. At this time, the condition |CL2/CD2|<0.6 is satisfied. The CD2 and CL2 are least square errors of the third order coma aberration components of wave front aberration caused per unit angle when the second disk 8 and the second objective lens 2 are tilted respectively.
Patent JP-H1021792-A (JP)
Title: Switch
Inventor: AZUMA TORU
IPC: H01H21/02
Filed: 1996-07-08
Abstract: PROBLEM TO BE SOLVED: To sufficiently ensure the contact pressure of a contact piece (fixed contact for switching) and a helical torsion coil spring (moving contact) even if a switch is made small. SOLUTION: A fixed contact 6 is formed in a base table 5 of a wafer 1, a U-shaped contact piece 17 is formed in a cover 2, and the wafer 1 and the cover 2 are integrally stacked, and thereby, a sliding surface part 18 formed at a free end of the contact piece 17 is press-contacted against the inner bottom surface of the base table 5. A helical torsion coil spring 4 is held in a spindle vertically formed on the inner bottom surface of the base table 5, an operation lever 3 is pivotally supported, a first arm part 4b of the helical torsion coil spring 4 is elastically brought into contact with the fixed contact 6 and a second arm part 4c is elastically brought into contact with the operation lever 3.  When the operation lever 3 is rotated, the second arm part 4c comes in between a sliding surface part 18 and the inner bottom surface of the base table 5, and the fixed contact 6 and the contact piece 17 are electrically continued through the helical torsion coil spring 4, and switched from a switch-off state to a switch-on state.
Patent JP-H06345202-A (JP)
Title: Dust container
Inventor: YAMANAKA KUNIHITO
IPC: B65D43/02
Filed: 1993-07-19
Abstract: PURPOSE:To improve the using performance by suspending an engaged suspension piece at the flange part of the peripheral edge of the opened port part of a container body, forming a pair of engagement parts on the cover body side, permitting the cover body to be engaged with the container body only through the operation for applying the cover body onto the container body. CONSTITUTION:When a cover body 3 is applied onto the opened port part of a container body 1 and pressed downward, keeping the grip part of a long handle 12 by a hand, the outer edge part of the cover body 3 in the radial direction which crosses at right angle with the long handle 12 deflects upward, and accompanied with this deflection, also the cover suspension piece 7 of an engagement part 9 and an engaging turned-back piece 10 deflect to the outside. The turned-back piece 10 shifts downward sliding on the outside surface of the engaged suspension piece 5 of the container body 1, and then a cover flange part 6 is superposed onto a container flange part 4. When the engagement projection 8 of the cover body 3 is attached onto the upper surface of the container flange part 4, the turned-back piece 10 is engaged at the lower edge part of the suspension piece 5, and the cover body engaging projection 11 is formed on the reverse surface side of the suspension piece 5, and the cover body 3 is engaged with the container body 1.
Patent JP-H0842951-A (JP)
Title: Water supplying device for automatic icemaker
Inventor: HATANAKA HIDEJI
IPC: F25C1/24
Filed: 1994-07-29
Abstract: PURPOSE:To provide the water supplying device for an automatic icemaker which has high constant volume water supplying accuracy to an icemaking tray. CONSTITUTION:When an operating shaft 61 is raised from an intermediate position to an upper limit position, the valve rod 39 of a water output valve mechanism 38 is raised while maintaining a water outlet port 37 in a closed state by a valve disc 40 to lift the valve rod 55 of a water supply valve mechanism 54. Thus, a valve disc 56 opens a water supply port 53 to supply a constant volume of water in a water storage tank 51 to a constant volume water storage unit 36. When an operating shaft 63 is moved down from an upper limit position to a lower limit position, the disc 56 of the mechanism 54 closes the port 53, and the valve disc 40 of the mechanism 38 opens the port 37, and hence the constant volume of the water stored in the unit 36 is supplied to an icemaking tray via a water supply passage 39 according to a head. Thereafter, the shaft 63 is raised from the lower limit position to an original intermediate position and stopped to close the port 37 by the disc 40 of the mechanism 38.
Patent JP-S5968535-A (JP)
Title: Fuel supply device for engine
Inventor: KAWAMURA MITSUAKI
IPC: F02M37/00
Filed: 1982-10-08
Abstract: PURPOSE:To improve the engine power output performance and fuel economy by providing a control valve in supply passages which supply gasoline, alcohol and modified gas separately to the air intake system which valve is controlled in accordance with existing engine operating conditions. CONSTITUTION:As part of the fuel supply system of an engine 1, a passage which supplies the gasoline that is obtained by separating a fuel mixture of gasoline and alcohol in a fuel tank 8 by a separator 5 to a carburetor 10 for gasoline through a control valve 22, a passage which supplies the alcohol which is separated by the separator 5 to a carburetor 13 for alcohol through a control valve 23, and a passage which supplies the modified gas that is obtained by routing the alcohol from a switch valve 20 through a modifier apparatus 4 to a mixer 19 through a control valve 24 are provided. Based on a signal from a detector on the oprating conditions such as engine speed etc., a control device 28 controls the respective control valves 20, 22-24 to supply the respective fuels with the optimum ratio for the existing operating conditions, thereby the fuel economy can be improved.
Patent JP-S6069024-A (JP)
Title: Interferon-inducing substance
Inventor: KOJIMA YASUHIKO
IPC: C07K14/415
Filed: 1984-08-27
Abstract: NEW MATERIAL:An interferon (IF)-inducing substance having following properties: description: stable in amorphous white powder; elementary analyses in %: H 6.54+ or -0.3, C 41.9+ or -0.3, N 2.39+ or -0.3, P 0.28+ or -0.3; molecular weight: about 100,000-3,000,000; properties: acidic; specific rotatory power: [alpha]D<26>+63-69 (0.49% in 0.1N NaOH); solubility: readily soluble in aqueous alkali, hard soluble in methanol, acetone; color reaction: positive to ninhydrin reaction, negative to Elson-Morgan reaction. USE:Antitumor, antiviral agent: Its activity is higher than known IF inducer originating from plants with lower toxicity. Further it is obtained throgh simple operations at lower costs. PREPARATION:A plant of safflower in Asteraceae is extracted in an alkali aqueous solution at pH 7-10 and 40-100 deg.C for 30min to 6hr. Then the extract is subjected to ultrafiltration to collect the fractions corresponding to its molecular weight and purified in usual manners to obtain the objective IF-inducing substance.
Patent JP-H01106723-A (JP)
Title: Safety device for power window of automobile
Inventor: KURAUDEIO BONETSUTO
IPC: B60J1/17
Filed: 1988-07-19
Abstract: PURPOSE: To stop and reverse a window glass driving motor when an obstacle such as hand is detected so as to enhance safety by providing a hollow weather strip made of rubber along the outer periphery of a window glass receiving frame, and placing electrical conductors parallel to each other in the hollow part of the strip. CONSTITUTION: A hollow weather strip 1 made of rubber or the like is provided to extend along the outer periphery of the window glass receiving frame of a vehicle. Two parallel electrical conductors 5 are placed in the hollow part or grooved part 3 of the hollow strip 1. In the event that an obstacle such as hand or neck is caught between a window glass 13 and the receiving frame when the window glass 13 is opened or closed by a driving motor 9, the hollow strip 1 is deformed, and this is detected from the contact between the electrical conductors 5 to stop the driving motor 9 and to put the driving motor 9 into reverse motion. The safety of a power window can be enhanced by not only stopping the driving motor 9 but also putting the driving motor 9 into reverse motion.
Patent JP-S6238712-A (JP)
Title: Doubling rolling method for aluminum foil
Inventor: OMURA HIROSHI
IPC: B21B37/00
Filed: 1985-08-13
Abstract: PURPOSE:To diminish swells on the overlapped surface between upper and lower Al foils and to perform a doubling rolling which hardly generates oil pits by controlling a rear tension of the rolling Al foils for doubling rolling of Al foils. CONSTITUTION:A lateral distribution of rear tensions of rolling Al foils M uncoiled from two uncoiler 1 and 2 is detected by a split roll 3 and is inputted into a CPU 11, which compares the previously set target pattern 12 with the distribution of tensions inputted from the roll 13, calculates electric current values based on the comparison result, and outputs the current value to the electric current control system of the uncoilers 1 and 2. An injected volume and an injection pattern of a roll coolant are calculated based on the current values and are outputted into a roll coolant atomizing means. Further, a bending force is calculated and is outputted into a roll bending control unit. Next, the maximum value of rear tensions is made to be equal to the maximum value of the target pattern uusing the current control system of the uncoilers 1 and 2 and the above atomizing means and control unit control so that a rear tension distribution equals to the target pattern.
Patent JP-S5880976-A (JP)
Title: Microwave transmitter
Inventor: KASUGA OSAMU
IPC: H04N5/38
Filed: 1981-11-06
Abstract: PURPOSE:To obtain a small-sized, economical, and low-priced microwave transmitter for multiple CHAM transmission of television broadcast waves, by adopting a single conversion type VH discriminator. CONSTITUTION:A television broadcast wave is branched through a branching filter 2 to the two VHF band-pass filters 11a and 11b, and a UHF band-pass filter 10. After a UHF television broadcast wave is converted into a signal of a VHF mid-band DCH, forms the 1st VHF television signal group together with the 1st and 3rd CH signals of the VHF television broadcast wave. Respective signals have nonlinear distortion improved and are converted into the 1st and 2nd microwave television signal groups, then a polarization discriminator 20 radiates the 1st and 2nd microwave television signal groups from an antenna 7 as a horizontal polarized wave H and vertical polarized wave V.