baber/WOPTO huggingface dataset:
Patent JP-H06202516-A (JP)
Title: Oil applying device for fixing device
Inventor: ONO YASUHIRO
IPC: G03G15/20
Filed: 1992-11-11
Abstract: PURPOSE:To uniformly apply (supply) an offset preventive liquid to the surface of a fixing roller. CONSTITUTION:Liquid drops 36 of silicone oil (offset preventive liquid) are ejected from an ejection head part 33 which is made to travel along two pieces of guide rails 31 disposed in the rotating axis direction of the upper fixing roller 22 of a fixing device 20 opposite to the fixing roller 22 in order to apply the silicone oil to the fixing roller. These liquid drops are supplied and applied to the surface of the upper fixing roller 22. The liquid drops 36 are ejected to the upper fixing roller 22 during traveling of the carriage 32, by which the specified amt. of the silicone oil is stuck to the surface of the upper fixing roller 22 and an oil film is formed on the surface of the upper fixing roller 22. The silicone oil is stored in a tank part 35 and is supplied via an oil supply part 34 to the ejection head part 33.
Patent JP-H10130029-A (JP)
Title: Patterned crystallized glass building material and its production
Inventor: MORITAKE MASANORI
IPC: C03C10/04
Filed: 1996-10-24
Abstract: PROBLEM TO BE SOLVED: To obtain a crystallized-glass building material having a desired pattern on its surface by arranging an inorg. pigment powder or a mixture of the powder and a glass small body on the specified glass small body accumulated in a formwork and heat-treating it. SOLUTION: The glass small body consisting of, by weight, 2-15% Al2 O3 , 3-15% CaO, 0-15% ZnO, 0-20% BaO, 0-10% B2 O3 and 2-20% (Na2 O+K2 O+Li2 O), depositing β-wollastonite as the main crystal, depositing a needle crystal from the surface toward the inside while being softened and deformed when heated above the softening point and having 0.5-10mm diameter is accumulated in a formwork. An inorg. pigment powder or a mixture of the powder and the glass small bodies having <=2mm diameter is arranged thereon to draw a pattern and heat-treated above the softening point of the glass small body to fuse the ground part of light-transmissive crystallized glass having 1mm thickness and >=35% average transmissivity to the patterned part consisting of the inorg.
Patent JP-H04264406-A (JP)
Title: Device having integrated waveguide
Inventor: ROOBERUTO SHIMUPE
IPC: G02B6/122
Filed: 1991-10-21
Abstract: PURPOSE: To efficiently prevent reflection on an end surface by reducing the cross-sectional area being perpendicular in the longitudinal direction of a waveguide towards the end surface and increasing distance between the gravity center of a cross section and the center axial line of the waveguide towards the end surface. CONSTITUTION: A lower jacket layer 2 is brought up on a substrate 1 and a belt-shaped layer is provided on the layer 2 as the waveguide 3 and covered by an upper jacket layer 4. Then, the cross-sectional area being perpendicular in the longitudinal direction of the waveguide 3 is reduced towards the end surface 8 and distance between the gravity center of the cross section being perpendicular in the longitudinal direction of the waveguide 3 and the center axial line of the waveguide 3 is increased towards the end surface 8. The end surface 8 obliquely extends as against the longitudinal axial line of the waveguide 3 and the surface normal line 21 of the end surface 8 is not in parallel with the longitudinal axial line of the waveguide 3.
Patent JP-H10147346-A (JP)
Title: Bottom-lined bag having thin projected valve, and its manufacture
Inventor: TATEHARA MASAYASU
IPC: B65D30/24
Filed: 1996-11-13
Abstract: PROBLEM TO BE SOLVED: To perform all processes in manufacturing bottom-lined bag having thin projected valve through mechanical production. SOLUTION: A bottom-lined bag 1 having a thin projected valve is a bag manufactured from superposition of a kraft paper 2, and immediately after the perforation is made in the kraft paper 2 and a thin material 4 by a perforation device, the thin material 4 is pulled out of the kraft paper 2, and a projected valve 4a made of the thin material 4 is provided. When the bag 1 is bottom- lined by an automatic bottom-lining machine, a valve disk 5 for a nozzle port made of the kraft paper 2 is attached.
Patent JP-H07154804-A (JP)
Title: Sequential image pickup recorder
Inventor: HOSOKAWA JUNICHI
IPC: H04N9/04
Filed: 1993-12-01
Abstract: PURPOSE:To make a control easy and to enable a miniaturization without requiring an independent and separate light source by rotating a color filter between an image pickup lens and a solid-state image pickup element and performing the rotation by using the driving power of a recording system. CONSTITUTION:The light transmission part of a rotation plate 202 is located at the optical path between a lens 201 and a solid-state image pickup element 205, and R, G, B light transmission parts are provided around the center axis at equal spaces. While the rotation plate 202 rotates once, each video signal of R, G and B is obtained and each signal is successively recorded in a rotation cylinder part 209. The output of the sensor to be provided on a motor 208 judges the relative location of the rotation cylinder 209 and the optical location of the rotation 202. The optical exchange/storage operation of the solid-state image pickup element 205 is synchronized with the rotation of the color filter. Therefore, the driving pulse from a driving circuit 301 is imparted so that the storage/reading of electric charge may be performed every time the R, G and B of the color filters are incoming.
Patent JP-2000131733-A (JP)
Title: Optical device
Inventor: YASUDA TOSHIYUKI
IPC: G03B11/04
Filed: 1998-10-22
Abstract: PROBLEM TO BE SOLVED: To provide an optical device capable of adequately interlocking a barrier with a lens barrel. SOLUTION: The lens barrel can extend to a photographing feasible position from a collapsed position where the lens barrel is housed inside a camera main body by the driving of a motor 38, and the motor 38 is prevented from being driven in order to extend the lens barrel till a switch 69 for detecting the perfect opening of the barrier 54 provided on the camera main body and protecting a lens is turned on when the barrier 54 performs open operation by the driving of the motor 38 before the extending of the lens barrel.
Patent JP-H04174647-A (JP)
Title: Odor feeding device for smell recognition judgment
Inventor: SAITO SACHIKO
IPC: A61B5/08
Filed: 1990-11-07
Abstract: PURPOSE:To omit the equipment for the formation of odorous substance, feed of carrier gas, adjustment the dilution concentration, and so on, realize the simplicity of structure and improve the actual use performance easily by storing the supplied gas which is dilution-adjusted to a prescribed concentration in an odor tank and sending out the gas according to necessity. CONSTITUTION:As for an odor tank 12, a gas bag 15 is accommodated inside a pressureproof container 14 which is sealed and made of stainless steel, and the space between the pressureproof container 14 and the gas bag 15 is connected with a positive pressure feeding source 18 and a vacuum pump 19 through opening/closing valves 16 and 17. When the supplied gas G is supplied under a set condition, and the integration flow rate reaches a set value, the control valve part 32b of a flow rate controller 32 operates to stop the gas feed. When the odor substance is to be changed, an odor feeding passage 27 in a flow rate controller 13 is cleaned, and then a gas feeding passage 22 and the feeding passage 23 are replaced with the clean conduits. Accordingly, an odor feeding device 3 can be made small-sized and inexpensive, and the smell test can be carried out easily.
Patent JP-H03161808-A (JP)
Title: Plotting system for input of tool shape
Inventor: MIYAJIMA KEIICHIRO
IPC: G05B19/4063
Filed: 1989-11-20
Abstract: PURPOSE:To simply plot also the shape of tools more than the number of tools registered as a parameter by commanding the plotting by a working program to plot the shapes of tools more than the fixed number. CONSTITUTION:A work 2 and work holders 3a, 3b are plotted on a display screen 1 and the shapes of tools are plotted on punching work positions 4a to 4d and 5a to 5c of the work 2. These punching positions are obtained by plotting the shapes of the punching tools on the work 2. The fixed numbers of shapes of these tools are previously stored in a non-volatile memory in a numerical control device as parameters. The graphic plotting of tool shapes is executed in accordance with a tool selection command (T command) in a working program and the tool shapes of tools exceeding the fixed number are stored in the memory by a data command in the working program in each time and graphically ploted by the T command. Thus, tools more than the number of tools registered as the parameter can be plotted.
Patent JP-H06133221-A (JP)
Title: Image pickup device
Inventor: NAKAYA HIDEO
IPC: H04N5/225
Filed: 1992-10-14
Abstract: PURPOSE:To obtain an excellent virtual experimental recording by processing a picture to be picked up and a picture recorded to a recording medium respectively and synthesizing the composed pictures so as to attain the natural synthesis of a background. CONSTITUTION:An image pickup system 126 shapes the image of a person 12 into a digital video signal VG, which is inputted to a delay circuit 142, a camera motion detection section 144 and a key generating circuit 130. The detecting section 144 discriminates a zooming operation, a panning operation or a tilt operation of the person, detects the motion amount of each operation and outputs a resulting detection signal CM. The circuit 130 extracts only the image of the picked-up person based on the signal CM, generates a key signal KS and writes it to a synthesis memory 170 from a memory W/R control circuit 132. An interpolation circuit 140 receives the signal CM from a background memory 122 to decide a picture frame to be written in a memory 170 based on a control signal CC from the circuit 132 and transfers the data of this part. The memory 170 synthesizes the person and background and records the result onto a tape recording reproduction system 124.
Patent JP-2000131781-A (JP)
Title: Transmissive illumination device
Inventor: IGAMI MORIYUKI
IPC: G03B27/54
Filed: 1998-10-23
Abstract: PROBLEM TO BE SOLVED: To enable a transmissive to irradiate a sample with illumination light that the brightness of an image is uniformized by compensating the peripheral light reduction of a lens. SOLUTION: This transmissive illumination device is provided with a light source 30 and the lens 20 arranged by interposing the sample 100 and constituted so that light emitted from the light source 30, transmitted through the sample 100 and passed through the lens 20 is made incident on an image pickup device 10. Then, the light source 30 is constituted so that plural light source parts 31 are two-dimensionally arranged and the arranging density thereof becomes dense according to the peripheral light reduction of the lens as it is away from the optical axis of the lens 20.
Patent JP-H10184777-A (JP)
Title: Hydraulic vibration preventing support
Inventor: DURAND SYLVAIN
IPC: B60K5/12
Filed: 1997-11-04
Abstract: PROBLEM TO BE SOLVED: To provide an efficient and simple device for prevention of vibration between a power unit and an automotive structure in an automobile. SOLUTION: This hydraulic vibration preventing support is constituted of two rigid reinforcing members 1, 4 which are jointed to each other by a bell-type elastomer body 6, a flexible elastomer wall 7 jointed to the second reinforcing member, and a rigid partitioning wall 8 which is fixed on the second reinforcing member and partitions both of an operation chamber A on the elastomer body side and a compensation chamber B on the flexible wall side. The two chambers are filled with fluid, and are communicated with a narrow width channel 12 and a central nozzle 22 equipped with a shutter 23 which is movable in an axial direction, between two grids 16, 18 through an annular flap 21 disposed around the central nozzle 22. One of the grids is capable of sliding in an axial direction and blocking the flap when the shutter 23 is opened, jointed to the shutter 23.
Patent JP-H05115136-A (JP)
Title: Instantaneous voltage drop compensator
Inventor: SANO KOICHI
IPC: H02J9/06
Filed: 1991-10-21
Abstract: PURPOSE:To prevent unnecessary backward bias voltage from being supplied to the load by controlling the generation period of the backward voltage for forced extinction of arc of a thyristor switch to the minimum necessary one at the time of detection of an instantaneous voltage drop, in a serial- compensating instantaneous voltage drop compensator wherein an inverter device is used. CONSTITUTION:This equipment is provided with an instantaneous value detecting circuit 26 which sample-holds an instantaneous value of a conduction current of a thyristor switch 2 at the time of detection of an instantaneous voltage drop of an AC power supply 1, a backward bias period setting circuit 32 which variably sets a backward bias voltage supplying period according to the magnitude of the instantaneous value and which generates a control signal for forced extinction of arc during the backward bias period, and a control switching circuit 34 which controls an inverter device 18 to the output of the backward bias voltage while the control signal is generated and controls the inverter device 18 to the output of a compensating AC when the generation of the control signal is finished.
Patent JP-H09126052-A (JP)
Title: Engine-driven air conditioner
Inventor: KATO TADAHIRO
IPC: F01P11/08
Filed: 1995-10-27
Abstract: PROBLEM TO BE SOLVED: To prevent deterioration of oil due to abnormal temperature rise of the oil stored in an oil pan of an engine and damages of the engine by the deterioration of the lubrication performance during the high load operation of the water-cooled engine. SOLUTION: An oil temperature sensor 20 to detect the temperature of the oil O stored in an oil pan 1A of a water-cooled engine 1 is provided, and a heat exchanger 21 to heat exchange the oil with the cooling water is provided in the oil pan 1A. When the oil temperature detected by the oil temperature sensor 20 rises and reaches the set value, an opening/closing valve 26 is opened, and a part of the cooling water passes through the heat exchanger 21 to cool the oil O in the oil pan 1A.
Patent JP-H02181066-A (JP)
Title: Pump element of fuel injection pump for injection type internal combustion engine
Inventor: SHIYUTANISURAFU BOTSUAKU
IPC: F02M59/44
Filed: 1989-11-22
Abstract: PURPOSE: To prevent cavitation and corrosion by forming at least one transverse hole above a control rim that limits release end in a plunger reciprocating in a barrel, and opening the transverse hole in a range over a hole serving as both inlet and overflow. CONSTITUTION: A plunger 1 of a fuel injection engine is reciprocatingly inserted a plunger barrel 2, a working chamber 4 is defined in its upper end face 3. Holes 5, 6 serving as both inlet and overflow are oppositely positioned in the barrel 2 and are opened to intake chamber, the working chamber 4 is connected to notch 10 of the plunger through an axial ditch 9. While a leakage fuel collection ditch 13 is formed in circumferential wall 14 below the notch 10, a transverse hole 15 is formed in the plunger 1, and the hole 15 is connected to the fuel collection ditch 13 via an oblique hole 16 arranged in the plunger 1. The fuel collection ditch 13 is limited by a control rim 8 that locates above the notch 10 and limits the release end.
Patent JP-H10136367-A (JP)
Title: Adaptive orthogonal transformation mode judging method
Inventor: MIYAJI SATOSHI
IPC: H04N19/85
Filed: 1996-10-29
Abstract: PROBLEM TO BE SOLVED: To perform efficient encoding by respectively substituting the variances of plural blocks to a monotonously increasing nonlinear function with saturation tendency, totaling them and performing judgement so as to select a mode for which the totaled sum is smaller. SOLUTION: A frame mode block division circuit 180 and a field mode block division circuit 181 divide a macro block into four small blocks. A first variance calculation circuit 182 calculates the variances for the small blocks and a first variance multiplication circuit 183 multiplies the variance with each other. The multiplied results of the circuit 183 and a second variance multiplication circuit 185 are inputted to a frame/field mode judgement circuit 186. The circuit 186 compares the inputted variances and controls a switch 187. That is, a frame mode is selected in the case that the output of the circuit 183 is smaller than the output of the circuit 185 and a field mode is selected otherwise. The selected small block is inputted to a DCT circuit 188 and orthogonally transformed.
Patent JP-H06213086-A (JP)
Title: Air filer for two stroke engine
Inventor: FURIDORUFU ANDAASU GUSUTAFU DO
IPC: F02M35/024
Filed: 1993-12-02
Abstract: PURPOSE: To prevent deposition of return fuel on filter cloth and prevent fuel retrogression by blocking an inlet from an outlet of an air filter and providing a wetting separation chamber for separating particles of the air introduced through the filter cloth. CONSTITUTION: An air filter comprises a housing 10 attached to a carburetor 12, and the housing 10 is composed of two housing sections, i.e., a front housing section 10a and a rear housing section 10b. Further, inlet openings 13, 14 having filter cloth are formed in the front and the rear housing sections 10a, 10b, respectively, and a manifold chamber 15 for filtered air is formed therebetween. The manifold chamber 15 is in communication with a wetting separation chamber 18 formed in a lower portion of the housing 10 via two lower openings 16, 17. Furthermore, a passageway 19 extends vertically upward from the wetting separation chamber 18, and an upper end thereof is bent to a horizontal direction so as to be in connection with an inlet of the carburetor 12. Thus, an interval for cleaning the filter cloth can be extended.
Patent JP-H04177624-A (JP)
Title: Optical information recording medium
Inventor: ISHIKAWA NOBUYUKI
IPC: G11B7/24097
Filed: 1990-11-09
Abstract: PURPOSE:To enlarge a recordable region, facilitate the size reduction of a driving device and improve portability by a method wherein chucking is applied to the outer circumferential part of a disc-shaped substrate on which a recording medium layer is provided to eliminate a sensing hub which is normally required. CONSTITUTION:When a recording medium layer 3 is formed on the surface of a disc-shaped substrate 2, a hole is not formed at the center part of the substrate 2. The substrate 2 is made of material having excellent optical characteristics such as polycarbonate, acrylic resin or glass and the recording agent of the medium 3 is selected in accordance with the wavelength of employed laser beam. For instance, if the substrate is composed of an organic thin film, azo pigment, methylene pigment, etc., is employed and dichloroethane, methylethylketone, etc., is employed as recording medium solvent. Further, an abrasion--resistant layer 4 which is made of compound plastic, metal oxide, etc., and provides a contact with a driving device 5 is formed on the circumferential part of the substrate 2. For instance, the layer 4 is made of ultraviolet-cured aromatic polyamide fibers, Al2O3, etc. Then the layer 4 is driven by a circular piezoelectric ceramics 6 provided in the device 5.
Patent JP-S63156357-A (JP)
Title: Semiconductor device
Inventor: IMAMURA KENICHI
IPC: H01L21/331
Filed: 1986-12-20
Abstract: PURPOSE:To suppress the leakage of light, which is generated in a wall layer in a resonating quantum well, by providing the resonating quantum well comprising AlGaAs/GaAs/AlGaAs in contact with an emitter layer, and providing a base layer comprising InAlGaAsP facing the emitter layer by way of the resonating quantum well. CONSTITUTION:A resonating quantum well 5 comprising layers of AlGaAs/GaAs/AlGaAs is provided in contact with an N-type AlGaAs emitter layer 6. A P<+> type InAlGaAsP base layer 13 comprising InAlGaAsP is provided in contact with an AlGaAs barrier layer 5A of AlGaAs in the resonating quantum well 5. The refractive index of the base layer 13, which is formed in contact with the barrier layer 5A, is the same as or lower than that of the AlGaAs and lower than the well layer of GaAs. Therefore, light generating in the well layer can be sufficiently confined.
Patent JP-H07157087-A (JP)
Title: Conveying device
Inventor: IWASAKI YASUO
IPC: B65G47/30
Filed: 1993-12-02
Abstract: PURPOSE:To enable conveying and stacking of an article to be conveyed to be performed by one conveying device. CONSTITUTION:A pair of rotos 10A, 10B wherein rotary shafts are vertically arranged are parallely arranged on the terminal end of a belt conveyor. Spiral vanes 12A, 12B respectively wound in the opposite direction are provided on respective rotors 10A, 10B, so as to reverse the rotational directions of respective totors 10A, 10B. A stopper plate 50 is provided on the back part of the rotors 10A, 10B. In a work conveyed by a belt conveyor 20, one end is placed on the spiral vane 12A, while the other end is placed on the spiral vane 12B, thereby the work is transferred on the rotors 10A, 10B. The work transferred on the rotors 10A, 10B is brought in contact with the stopper plate 50 and prevented from being advanced. When the rotors 10A, 10B are rotated in this state, the work is slid on the spiral vanes 12A, 12B and raised. The raised works are stacked by a stacking device 60.
Patent JP-H04173320-A (JP)
Title: Manufacture of ultra high molecular-weight polyethylene shrinkable tube
Inventor: SHIRAKI TAKESHI
IPC: B29K23/00
Filed: 1990-11-08
Abstract: PURPOSE:To manufacture a tube of superior roundness by blocking one end of a cylindrical tube of ultra high molecular weight polyethylene and injecting pressurized fluid having the specified pressure from the other end into the cylindrical tube and pressurizing the same while heating the cylindrical tube at the specified temperature. CONSTITUTION:One end of a cylindrical tube of ultra high molecular weight polyethylene is blocked, and a pressurized fluid having the pressure P (kg/cm<2>) or over represented by the formula P=2tf/(R-t) is injected from the other end into the cylindrical tube and pressurized while heating the cylindrical tube at the temperature of 60-135 deg.C. (t) represents the wall thickness (cm) of the cylindrical tube, (f) represents the circumferential polyethylene at said heating temperature, while R represents the outer diameter (cm) of the cylindrical tube. Thus an ultra high molecular weight polyethylene shrinkable tube having 10% or more of shrinkage factor in the circumferential direction and the desired wall thickness can be manufactured.
Patent JP-H11141657-A (JP)
Title: Gear
Inventor: KAMAMOTO SHIGEO
IPC: F16H55/08
Filed: 1997-11-05
Abstract: PROBLEM TO BE SOLVED: To improve the maximum load ability of a gear by eliminating the concentration of damage to a material, represented by equivalent stress or the maximum shearing stress. SOLUTION: The change of the teeth 13, 14 of two spur gears 11, 12 engaging each other in the axial direction in a relative contact gap to the axial direction is so determined as to uniform damage to a material, represented by equivalent stress distribution or the maximum shearing stress distribution in this direction. In this way, the concentration of damage to the material, represented by equivalent stress or the maximum shearing stress, at the edges of both axial ends of the teeth 13, 14 is prevented. As a result, the static maximum load capacity and the dynamic maximum load capacity of the teeth 13, 14 are improved, equivalent to eliminating the concentration of damage to the material, represented by equivalent stress or the maximum shearing stress.