baber/WOPTO huggingface dataset:
Patent JP-S5867791-A (JP)
Title: Preparation of solid fuel
Inventor: HIGASHIE YUKINOBU
IPC: C10L5/44
Filed: 1981-10-16
Abstract: PURPOSE:To obtain a solid fuel having high heat of combustion, causing slightly smoke pollution and residual substances such as ash, etc., burning slowly, by blending dried sawdust with starch paste, molding the blend under pressure. CONSTITUTION:Dried sawdust is fully blended with starch paste, separable water is removed from the blend by a dehydrator, etc., and molded into a proper shape by a molding machine, to give the desired solid fuel. A solid or porous shape may be both useful, and in the latter case the number of pores is preferably increased with the enlargement of the size of the fuel.
Patent JP-S5866807-A (JP)
Title: Photoelectric type position detector
Inventor: YAMADA YASUAKI
IPC: G01B11/00
Filed: 1981-10-19
Abstract: PURPOSE:To detect the change in position or angle accurately by disposing 3 pieces of photodetectors with deviation by each 1/4 of one period of slits and subjecting the outputs thereof to addition and subtraction. CONSTITUTION:Three pieces of photodetectors (a), (b), (c) are disposed with deviation by each 1/4 of one period of the slits of a slit plate 4. If the light from a light source is received with the detectors (a)-(c), and the outputs of the detectors (a), (b) and (c) are subjected to subtraction, etc., the waveform having no influence of the leakage of dark current light and the changes no in the lapse of time of the detectors (a)-(c) is obtained. As a result, the positions or angles are detected with good accuracy.
Patent JP-2000351273-A (JP)
Title: Photographic recording material
Inventor: YAMAZAKI CHIKAMASA
IPC: B41M5/00
Filed: 1999-06-14
Abstract: PROBLEM TO BE SOLVED: To provide an ink jet image receiving layer which enables ink jet printing after an image developing process, with high image density and without bleed even under a high humidity condition and further, shows superior whiteness of ground even after the image developing process. SOLUTION: This photographic recording material has a photosensitive layer containing photosensitive halogenated silver particles formed on one of the faces of a support and an ink jet image receiving layer having at least a single phydrophilic colloidal layer on the opposite side face to one side of the support with the photosensitive layer in such a manner as to sand with the support between the two layers. In this case, at least one layer of the ink jet image receiving layer is hardened by a hardener and at least one layer of the ink jet image receiving layer contains fine particles showing fluorescent brightening effects.
Patent JP-H0511148-A (JP)
Title: Optical id module
Inventor: HAIBARA TADASHI
IPC: G02B6/12
Filed: 1991-07-08
Abstract: PURPOSE:To identify an optical fiber at a long distance by forming plural fine gaps so that an optical waveguide is parted and coupling external optical fibers with the optical light waveguide through a coupling means. CONSTITUTION:This optical ID module has the optical waveguide 1 constituted on a substrate 4, the gaps 3 which are formed parting the optical waveguide 1, and an optical connector 2 for coupling the external optical fibers 6 and 6' with the optical waveguide 1. Then the optical ID module is connected to the optical fibers 6 and 6' by the optical connector 2 and matching oil or an adhesive as a refractive index matching agent 5 which is nearly equal in refractive index to the optical waveguide 1 of the optical fibers 6 and 6' in the module is dripped in desired fine gaps 3. When the optical fibers are observed from inside in this state, the numbers and positions of the fine gaps 3 filled with the matching oil and other fine gaps can be identified respectively.
Patent JP-S5692139-A (JP)
Title: Multiiplate insulating glass and its manufacture
Inventor: BUIRUHERUMU FURANKU
IPC: E06B3/96
Filed: 1980-11-28
Abstract: A multi-glazed insulating pane consists of at least two plates of glass which are surrounded by a plastic frame, made of a material such as PVC. Each plate fits into a groove of the frame where at least a part of the groove wall and of the plate surface in it is coated by an adhesive sealant. Each member of the frame is made of two parts which fit to each other in a clip-on joint and include between them a foil of vapour diffusion barrier as the base for a wad of a moisture absorbent agent. This creates a simple and low-cost vapour barrier and overcomes the lacking water vapour tightness of PVC.
Patent JP-H09323409-A (JP)
Title: Piezoelectric type ink jet head
Inventor: NAKATANI HIROSHI
IPC: B41J2/055
Filed: 1996-06-05
Abstract: PROBLEM TO BE SOLVED: To dispense with the adjustment of the printing timing matched with a head moving time and to miniaturize a head. SOLUTION: A substrate 10 having a plurality of pressure chambers 11, the vibration plate fixed to the substrate 10 and the piezoelectric element 22 flatly fixed to the vibration plate are provided. The pressure chambers 11 are formed in an oblique direction with respect to a carriage direction and arranged in two rows so as to straightly stand in the oblique direction. Nozzles 12 are provided to the respective pressure chambers 11 in two rows so as to be arranged in the direction vertical to the carriage direction. The nozzles 12 are arranged zigzag so that the nozzles 12 of one nozzle row are positioned between the nozzles 12 of the other nozzle row in a nozzle pitch direction. The piezoelectric elements 22 are divided by grooves 23 formed in the oblique direction with respect to the carriage direction.
Patent JP-H109401-A (JP)
Title: Seal device of bearing
Inventor: KUWAYAMA AKITAKA
IPC: F16C33/72
Filed: 1996-06-27
Abstract: PROBLEM TO BE SOLVED: To suppress abrasion of an oil seal and a roll shaft without deteriorating seal function by providing with a pressure bar spring for tightly contracting the lip of the oil seal to a diameter direction inner side in the oil seal, and elastically enlarging the diameter of the lip contracted by the pressure bar spring, bringing its surface of the lip into contact with the roll shaft. SOLUTION: In an oil seal, the width of the lip 8 of a seal main body 7 made of hard rubber is enlarged, the lip 8 is tightly contracted by a plurality of pressure bar springs 9, and thereby, the diameter of the lip 8 is gradually shortened toward its top end. The inner diameter in the base part of the lip 8 is nearly matched with the outer diameter of a roll shaft 6 which is an object therefor. The oil seal is arranged on the bearing cover 5a of a bearing 5, and the roll shaft 6 is mounted, and thereby, the lip 8 is pushed and enlarged so as to enlarge the diameter thereof elastically. namely, the lip 8 is brought into contact with the circumferential surface of the roll shaft 6 from the base part of the lip 8 to its top end completely, and its contact area is enlarged under low contact surface pressure.
Patent JP-H0730363-A (JP)
Title: Saw resonator filter
Inventor: MORII HARUO
IPC: H03H9/145
Filed: 1993-07-06
Abstract: PURPOSE:To secure a relative attenuation quantity of the high-range side image frequency of an IF center frequency above 72-75dB by specifying the metallization ratio of the IDT electrode of a SAW resonator at a value larger than 0.68. CONSTITUTION:An IDT(interdigital electrode transducer) 10 is provided on a quartz substrate and its metallization ratio L1/L is >=0.68, where the length L1 is equal to IDT finger width, light L is lambda/2, and a gap 20 is L-L1. The relative attenuation quantity of an image point that the SAW(surface acoustic wave) resonator filter needs to have varies among set makers, but is generally 72-75dB. To obtain the relative attenuation quantity of the image point above 75dB, the finger width L1 is only set to >=8.2mum (equivalent to mtallization ratio L1/L>=0.68). The upper limit of the ratio L1/L is raised on condition that fingers 10 have no mutual short circuiting consideration of the precision of photolithography.
Patent JP-S5868915-A (JP)
Title: Transformer
Inventor: MASAKI HIRONORI
IPC: H01F27/02
Filed: 1981-10-21
Abstract: PURPOSE:To prevent the deformation of the tank cover of a transformer in welding, by a method wherein the upper surface of the tank cover and two oil feed pipes are joined to each other, and the two oil feed pipes are united by providing a member interconnecting the oil feed pipes so as to extend over the central part of the tank cover. CONSTITUTION:A tank cover 2 is provided on the upper surface of the tank 3 of a transformer through a flange 4. A pipe 5 formed by uniting two oil feed pipes is welded to the tank cover 2. Partitions 5A are provided inside the oil feed pipe 5. By thus joining the united two oil feed pipes to the upper surface of the tank cover 2, the apparent geometrical moment of inertia of the tank cover 2 is increased to improve the cover 2 in rigidity. Therefore, it is possible to reduce the deformation of the cover 2 due to the welding of the cover 2 and the flange 4 without requiring any other reinforcement.
Patent JP-H1013479-A (JP)
Title: Demodulation circuit
Inventor: SHINOHARA SOU
IPC: H04L27/22
Filed: 1996-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a demodulation circuit which efficiently obtains soft judgment data (Xn and Yn). SOLUTION: Six bits data showing phase shift quantity in the range of -πto π are divided into the four periods of A(-π/4 to π/4), B(π/4 to 3π/4), C(3π/4 to -3π/4) and D(-3π/4 to -π/4) in accordance with the value. In Xn, the values in the sections A and C are allocated to judgment data '0000-1111' of four bits in the sections A and C, and the values of the sections B and D are fixed to judgment data '0000' and '1111' of four bits in the sections. In Yn, the values of the sections B and D are distributed into judgment data '0000-1111' of four bits in the sections and the values of the sections A and C are fixed to judgment data '0000' and '1111' of four bits in the sections A and C.
Patent JP-S5691129-A (JP)
Title: Safety device for combusting apparatus
Inventor: KIKUTANI FUMITAKA
IPC: F23N5/00
Filed: 1979-12-21
Abstract: PURPOSE:To design a safety device for a combusting apparatus such that incomplete combustion is not detected during the while when a burner is operated normally even if the air-fuel ratio becomes lower than 1, by forming air ports for supplying secondary air in a clamping means surrounding the head part of a sensor which produces an electromotive force by the change in the concentration of oxygen. CONSTITUTION:A safety device for a combusting apparatus of this invention comprises a sensor 2 for producing an electromotive force by the change in the concentration of oxygen, which is fixed in place by a clamping means 4 in the manner that it faces a burner 1 in the vicinity of the same. The clamping means 4 is disposed to surround at least the head part of the sensor 2 and fixes the sensor 2 by a casing 3. Here, air ports 5 are formed in the clamping means 4 for introducing air and thereby increasing the concentration of oxygen in the combustion gas. With such an arrangement, if the air-fuel ratio of pre-mixed gas supplied to the burner 1 becomes lower than 1, incomplete combustion can be detected by the sensor until the concentration of carbon monoxide reaches a tolerable limit.
Patent JP-H0815875-A (JP)
Title: Production of organic photosensitive body
Inventor: YASHIKI YUICHI
IPC: G03G5/05
Filed: 1994-06-28
Abstract: PURPOSE:To provide a method for producing an org. photosensitive body free of foreign matter in the clean room atmosphere low in cleanliness. CONSTITUTION:A photosensitive layer forming coating soln. is applied to a cylindrical substrate to form a photosensitive layer thereby to produce an org. photosensitive body. In this process, the surface of the substrate to be coated is wiped with a dust-free cloth or paper and cleaned in a clean room atmosphere of class 1000 to 10,000, and then the coating soln. is applied. When the photosensitive layer consists of a charge generating layer and a charge-transfer layer, a charge generating layer forming coating soln. is firstly applied, then the surface of the formed charge generating layer is wiped with a dust-free cloth or paper and cleaned, and then a charge-transfer layer forming coating soln. is preferably applied. This org. photosensitive body is appropriately used in the contact charging system.
Patent JP-S6323327-A (JP)
Title: Wafer holder for etching
Inventor: ONISHI TOSHIYUKI
IPC: H01L21/302
Filed: 1986-07-16
Abstract: PURPOSE:To enable a wafer to be rapidly etched up to its lateral side faces, upper and lower and front and back margins without producing a bubble by opening not only above and below but also before and behind the wafer. CONSTITUTION:Upper and lower pairs of supporting rods 3a, 3b, 4a and 4b are provided in the lower portions of right and left side plates hung by a handle inserted in the upper ends of the side plates in a vertical direction thereto. A number of 110-150 deg. angled V-shaped notches for holding the four corners of a wafer W are formed in the supporting rods 3a, 3b, 4a and 4b at equal phases. Opposite guide slots 6 and 6 are formed in the right and left side plates in an upper-to-lower direction. Both ends of he upper front supporting rod 3a are loosely fit into the guide slots 6 and 6. When, after the supporting rod 3a is raised upward along the guide slots 6 and 6 and the wafer W is inserted in the notches 5 of the supporting rods 3b, 4a and 4b at the same phase, the supporting rod 3a is returned to an original position, the four corners of the wafer W are brought into point contact with the V-shaped notches 5 of the supporting rods 3a, 3b, 4a and 4b to be supported thereby. The wafers are suspended by the handle 1 supported by the right and left opposite upper edges of the tank of a circulating etchant heated to about 200 deg.C to be etched.
Patent JP-H1098458-A (JP)
Title: Sync word detection circuit
Inventor: KIM GEUM-CHEOL
IPC: H04N19/00
Filed: 1997-06-24
Abstract: PROBLEM TO BE SOLVED: To provide the SYNC word detection circuit by using a few logic gates so as to detect a SYNC word easily. SOLUTION: A high level (that is, '1') bit signal of a SYNC word is given to an AND gate AND1 of a 1st logic gate 2, and a low level (that is, '0') bit signal of the SYNC word is given to an OR gate OR2 of a 2nd logic gate 3. The AND hate AND2 and the OR gate OR2 output respectively a high level flag signal FG2 and a low level flag signal FG2 to the control section 4 only when they receive the SYNC word going to be detected, and the control section 4 discriminates it that the received data are the SYNC word based on flag signals FG1 , FG2 .
Patent JP-2000358082-A (JP)
Title: Equipment for bus system and bus system device
Inventor: TAKEYASU MASASHI
IPC: H04Q9/00
Filed: 1999-06-15
Abstract: PROBLEM TO BE SOLVED: To perform periodic data transmission while placing an IEEE1394 bus in a power-saving state. SOLUTION: While the IEEE1394 bus I/Fs 12 and 22 of devices 1 and 2 are turned on, a time setting request is sent from the device 2 to the device 1. The device 1 receives the request and requests a timer part 17 to set time from a device control part 10, and the timer part 17 sets the time when the power source of the bus I/F 12 is turned off and sets the time when turned off. At the set OFF time or ON time, the timer part 17 informs the device control part 10 of that. The device control part 10 once informed instructs a power source control part 19 to power ON or OFF the bus I/F 12, and the power source control part 19 performs ON/OFF control over the power source of the bus I/F 12 according to the instruction.
Patent JP-S5957452-A (JP)
Title: Semiconductor integrated circuit
Inventor: KOIKE MITSUHIRO
IPC: H01L27/118
Filed: 1982-09-27
Abstract: PURPOSE:To decrease a necessary number of fundamental cells, and to improve the degree of integration and reduce manufacturing cost by forming a fundamental cell line or a fundamental cell row by interposing one or more of the fundamental cells of a different kind. CONSTITUTION:The fundamental cell rows 23, in which a plurality of the first fundamental cells 21 and the second fundamental cells 22 are alternately arranged continuously, and the fundamental cell rows 25 in which only the third fundamental cells 24 are arranged continuously are disposed to a semiconductor substrate 20 at regular intervals so as to form wiring regions. For example, the first fundamental cell 21 is constituted from two N channel transistors 21a as active elements and two P channel transistors 21b, and the second fundamental cell 22 consists of three N channel transistors 22a and three P channel transistors 22b. The third fundamental cell 24 is constituted from six N channel transistors and six P channel transistors.
Patent JP-S6326457-A (JP)
Title: Energy accumulation device
Inventor: OGAWA MASAHIRO
IPC: F16H33/02
Filed: 1986-07-18
Abstract: PURPOSE:To effect control of a high degree, by changing a radius of at least one of a first drum and a second drum in an direction along an axial core and making lines on a surface element parallel one another. CONSTITUTION:Radii of a first drum 22 and a second drum 24 are changed in a direction along an axial core and an outer circuferential surface of the first drum 22 is made parallel to an outer circumferential surface of the second drum 24 each other. With the arrangement, an expanding amount of a third portion 26b of an elastic member 26 can be changed depending on radii of the drum 22, 24 so that torque can be changed with respect to time when energy is discharged. As a result, when a change in torque with respect to time is programmed as a configuration of drums, an acceleration of an object can be freely changed, whereby control of a high degree can be effected.
Patent JP-H0218330-A (JP)
Title: Opaque glass and production of opaque glass
Inventor: MATSUO MASATAKE
IPC: C03C11/00
Filed: 1988-07-05
Abstract: PURPOSE:To obtain the opaque glass which can maintain an opaque state even if the surface is wet with water since the glass contains may holes therein by subjecting the glass to a perforation treatment in a sintering stage, then stopping the sintering before the glass becomes transparent at the time of forming the glass by a sol-gel method. CONSTITUTION:Fine particles of SiO2, B2O3, Na2O, and K2O are mixed with a soln. obtd. by hydrolyzing ethyl silicate with an acidic catalyst and are thoroughly dispersed therein. The pH of the dispersion is then adjusted and the liquid is poured into a vessel where the liquid is gelatinized to form the wet gel. The dry gel obtd. by drying the wet gel is sintered and vitrified. The sintering is executed in the following manner: The dry gel is gradually heated up and after the holes are internally opened, the gel is heated up by 20 deg.C and is held for 30 minutes, following which the gel is slowly cooled. As a result, the gel does not becomes transparent and the desired opaque glass contg. the many holes therein is obtd.
Patent JP-H0726048-A (JP)
Title: Synthetic resin flooring material
Inventor: TAKANO TOSHIRO
IPC: E04F15/024
Filed: 1993-07-07
Abstract: PURPOSE:To obtain a synthetic resin flooring material being lightweight, excellent in impact resistance and rigidity, and having a space for wiring by fitting legs to the rear of a board prepared by foaming and molding a mixture comprising particles of a specified polyethylene, particles of an ethylene/vinyl acetate copolymer, etc. CONSTITUTION:5-45 pts.wt. particles (A) prepared by expanding polyethylene or a mixture thereof with 0.2-5wt.% ethylene/vinyl acetate copolymer each containing 0.05-0.2wt.% carbon black at an expansion ratio of 1.05-1.5 are mixed with 55-95 pts.wt. polyethylene particles (B) and a blowing agent. The obtained mixture is injection-molded to obtain a flooring material having an expansion ratio of 1.05-1.5. A suitable number of legs are fit to the rear of this material. The polyethylenes in components A and B have specified properties and compositions. Components A and B are particles which can pass an opening of 15mm. Because the constituent resins of this material have low expansion ratios, this material is lightweight and excellent in impact resistance, etc.
Patent JP-2000002259-A (JP)
Title: Friction damper
Inventor: YOKOTA KUNIHIKO
IPC: F16C41/00
Filed: 1998-06-16
Abstract: PROBLEM TO BE SOLVED: To prevent generation of damage of a friction damper caused by foreigh matters at an oil required portion. SOLUTION: A friction damper 1 is fitted between two annular members 11, 12 disposed coaxially in both inner and outer sides in the axial direction. This damper 1 has an elastic member 3 which is brought into contact with one of members 11 or 12. The member 3 is provided with an oil passage 20 for allowing the axial passing of oil. An opening of the passage 20 is set to have a maximum size of 60 μm.
Patent JP-S6146817-A (JP)
Title: High voltage generating device
Inventor: NINOMIYA TORU
IPC: H01L41/113
Filed: 1984-08-11
Abstract: PURPOSE:To form a lighter case without using an insulation material by a method wherein a receptacle is covered by insulation adhesive and a voltage is taken from a lead line of which one end is connected to the receptacle. CONSTITUTION:A shock receptacle 2, piezo-electric element 3 and receptacle 4 are inserted into an outer cylindrical case 11 and fixed with insulative adhesive agent. One end of a lead line 12 is contacted with the receptacle 4 and the lead line 12 for taking a voltage is fixed to the case. After insertion of a return spring 6 into the outer case 11, a hammer 7, hammer pin 8 and hammer spring 9 are assembled to form a striking mechanism and the inner case 10 having the striking mechanism is assembled to make a high voltage generating device. With this arrangement, a fixing of the unit can be made without restricting a material quality of the lighter case.
Patent JP-S5973537-A (JP)
Inventor: MAIKERU JIYOSEFU BAANIGU
IPC: C07B61/00
Filed: 1983-09-14
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-S5692225-A (JP)
Title: Isomerizing method of dichlorobutene
Inventor: TANATA ITSUO
IPC: C07C17/00
Filed: 1979-12-25
Abstract: PURPOSE: To obtain a dichlorobutene in high yield, by the mutual isomerization of 3,4-dichlorobutene-1 and 1,4-dichlorobutene-2, in the presence of a highly active isomerization catalyst consisting of a copper compound and a dithiocarbamic acid derivative in a relatively low concentration.  
     CONSTITUTION: 3,4-Dichlorobutene-1 and 1,4-dichlorobutene-2 are isomerized in the presence of an isomerizaton catalyst consisting of 0.01W0.3wt% copper compound, e.g. copper chloride or naphthenate, and 0.05W1.5wt% dithiocarbamic acid derivative, e.g. dimethyl dithiocarbamate, of formula I (R and R' are alkyl or aryl; M is H, an atom of a metal, e.g. copper, iron, zinc, Ni, K or Na, or ammonium) or formula II (R" is alkyl, aryl or a group of a heterocyclic compound). The reaction can be carried out at relatively low temperatures of 90W130°C, with the suppressed decomposition of the dichlorobutene and formation of a tarry compound having a high boiling point as a by-product. 
     COPYRIGHT: (C)1981,JPO&Japio