baber/WOPTO huggingface dataset:
Patent JP-2000164528-A (JP)
Title: Silicon carbide semiconductor device provided with schottky junction
Inventor: TODA TADAO
IPC: H01L21/28
Filed: 1998-11-25
Abstract: PROBLEM TO BE SOLVED: To lessen a silicon carbide semiconductor device in forward threshold voltage by a method wherein an alloy layer formed by reacting metal contained in a Schottky electrode on a silicon carbide semiconductor is formed on the silicon carbide semiconductor, and a Schottky junction is reduced in barrier height. SOLUTION: A SiC semiconductor Schottky diode is formed of a wafer that comprises an N-type 6H-S-iC (0001) substrate 1 of carrier concentration 3×1018 cm-3 and an N-type epitaxial layer 2 which is off by an angle of 3.5 deg. in a <11-20> direction, 3 μm in thickness, of carrier concentration 1×1018 cm-3, and formed on the substrate 1. An Ni film is deposited on the rear of the SiC substrate 1 to serve as an ohmic electrode 3, and the ohmic electrode 3 is brought into ohmic contact with the substrate 1 by a thermal treatment. Then, a film of metal selected out of Ti, Au, Pd and the like is evaporated on the surface of the epitaxial layer 2, and the metal film is patterned into a Schottky electrode 4. This Schottky junction is thermally treated at a temperature of 500 to 900 deg.C, so that an alloy layer 5 of Schottky electrode metal and SiC semiconductor is formed.
Patent JP-H0270505-A (JP)
Title: Pneumatic tire for construction vehicle
Inventor: KOUNO MITSUTSUGU
IPC: B60C11/11
Filed: 1988-12-28
Abstract: PURPOSE:To improve traction performance, ride comfortableness at vibration and chain installation performance by setting the lug proportion of the length of a central lug in an axial direction to a tread width and the swing angle to the axial direction of an inclined lug within specified values respectively. CONSTITUTION:An pneumatic tire 21 for construction vehicle has a groove 25 between multiple lugs 23 on the surface of a tread 22 coming in contact with a road surface. Each lug 23 is composed of a central lug 23c axially extending toward a tread center 22a and a inclined lug 23s extending with a particular inclination to the axial direction toward a tread shoulder 22b from the single edge 23a of the central lug 23c and is arranged on the circumferential surface of a tire so that it may have discontinuity and arrow feather-shaped directivity. Moreover, the lug proportion l/L of the length l of the central lug 23c in the axial direction to a tread width L is in the range of 0.07<l/L<0.2 and the swing angle alpha to the axial direction of the inclined lug 23s is 48 - 68 deg.. This not only provides sufficient traction on the relatively soft road while a construction vehicle travels on both the unlevelled ground and levelled road, but also improves ride comfortableness at vibration largely on the relatively hard road, too.
Patent JP-H08168947-A (JP)
Title: Device for mirror finishing notched portion of wafer
Inventor: HAKOMORI SHIYUNJI
IPC: B24B9/00
Filed: 1994-12-16
Abstract: PURPOSE: To efficiently perform the work of mirror finishing a notched portion by providing a load means which exerts load on a slide means so that the mirror finished part of the notched portion abuts to the rotation center of a disk-shaped mirror finishing means. CONSTITUTION: A headstock 5 is moved forward by a slide means 14 by means of a tensile load caused by a weight 19 and a wire 18; i.e., the rotation center of an abrasive disk 8 is moved toward the rotation center of a pin by the slide means 14. As a result, even when an abrasive cloth 7 sinks because of the elastic action of the abrasive cloth 7 the abrasive disk 8 moves accordingly, thereby constantly pressing the mirror finished part of the notched portion of a wafer 10 against the abrasive cloth 7 from the normal direction of the cloth so as to provide a uniformly mirror finished surface.
Patent JP-H08169690-A (JP)
Title: Accommodation disengagement device for hook block of self-traveling crane
Inventor: UEMOTO TAZUMI
IPC: B66C23/88
Filed: 1994-12-15
Abstract: PURPOSE: To provide a hook block accommodation disengaging device of mobile crane of such a structure that a hook block is contacted with the tip of an expansion boom either directly or indirectly, rotated toward its base end, and accommodated fast alongside the boom undersurface, wherein the burden on the operator is reduced by making it practicable to perform simply the accommodation disengaging operation by which the hook block in the accommodated condition is released into the service mode. CONSTITUTION: A hook block accommodation disengaging device is equipped with a hook accommodation disengage switch 31 and a rising operation sensing means 32e to sense the operation of a rise/fall selector valve 12 to the rise side or a wind-down sensing means 32f to sense the operation of a winch selector valve 15 to the wind-down side. When the means 32e or 32f is actuated in the condition that the switch 31 is on, the selector valve 12 is turned to the rise side and at the same time, the valve 15 is turned to the wind-down side.
Patent JP-H02179060-A (JP)
Title: Extension mutual interruption system for automatic exchange
Inventor: NONOMURA TOMOKO
IPC: H04M3/20
Filed: 1988-12-28
Abstract: PURPOSE:To avoid undesired interruption during talking by setting and registering a terminal number of an opposite party allowing interruption to permit the interrupt from the set and registered terminal number. CONSTITUTION:A terminal number of an opposite party allowing interruption while its own equipment is in communication is registered to an area of a terminal setting data 55 of a main storage device 50 by using a data set by dialing from communication terminal equipments 21-23. In the case of applying interruption to a busy terminal equipment 21, a caller, e.g., the terminal equipment 22 recognizing the busy state of the terminal equipment 21 due to a busy tone dials a special dial code representing an interruption request. A central controller 40 receiving it via a register 30 compares the opposite terminal equipment number registered in advance in the area 55 and allowing the interruption with the terminal number of the terminal equipment 22. In the case of coincidence, the interruption of the terminal equipment 22 is allowed and in the case of dissidence, a signal of interrupt rejection is sent.
Patent JP-H09179815-A (JP)
Title: Bus controller
Inventor: YASHIMA HIROAKI
IPC: G06F13/37
Filed: 1995-12-22
Abstract: PROBLEM TO BE SOLVED: To improve efficiency in using a whole bus by providing a function for requesting inter-shelf bus usage right to another shelf after a timer measures a fixed time. SOLUTION: The timer 1a provided inside respective bus control units, executes control for giving priority of bus usage right inside the self shelf, returns bus usage permission to a request source master unit and simultaneously starts clocking. Then, a system is constituted by permitting the timer 1a to have the function for requesting inter-shelf bus usage right to another shelf after measuring the fixed time. Here, the bus control unit receives bus usage requesting signals BREQ 1, 2,... from the respective master units inside the same shelf, judges priority by an inside bus usage right judging part, returns bus usage permitting signals 1, 2,... to the master unit and also starts the clocking of the timer 1a in order to output the inter-shelf bus usage requesting signal SREQ 1.
Patent JP-H10163752-A (JP)
Title: Crystal oscillation circuit
Inventor: KUBO KUICHI
IPC: H03B5/06
Filed: 1996-11-29
Abstract: PROBLEM TO BE SOLVED: To operate an oscillation circuit with the power source of low voltage, to set operation efficiency to be satisfactory and to reduce the fluctuation of an output level owing to the change of load resistance by using a class B amplifier for the oscillation circuit. SOLUTION: A complementary class B output circuit is formed by first and second transistors Q1 and Q2. In a PNP-type third transistor Q3, an emitter is connected to the power source Vcc through an emitter resistor R1 and a collector is grounded. In an NPN-type fourth transistor Q4, a collector is connected to the power source Vcc and an emitter is grounded through an emitter resistor R2. The bases of the respective transistors Q3 and Q4 are connected to the other end of a crystal oscillator X whose one end is grounded. Thus, the base emitter voltage Vbe of the first and second transistors Q1 and Q2 in an output stage can be absorbed by the third and fourth transistors Q3 and Q4 and the occurrence of crossover distortion can be prevented.
Patent JP-H01180716-A (JP)
Title: Descaling method for high temperature billet
Inventor: ONODA MASAMI
IPC: B21B45/06
Filed: 1987-12-28
Abstract: PURPOSE:To effectively remove the scale of the high temp. billet regardless of the surface shape by reciprocating needle-shaped or stick-shaped bodies on the surface of the high temp. billet to hit. CONSTITUTION:When the scale of the hot temp. billet S, for instance, a hot slab, bloom, etc., the needle-shaped bodies 1 are reciprocated to hit the billet S. In this case, the needle-shaped bodies 1 are operated largely to descale through dead weight compared with shot of grinding grains. Further, the hitting angle for the billet S is easily set, from this point of view, the optimum angle for descaling is enabled stably and easily setting. Furthermore, the stroke of the needle-shaped body 1 is properly about 20mm, for instance, the length of the needle-shaped body 1 is enabled freely setting in accordance with restrictions of the length of the needle-shaped body 1 or the space required to set the equipment. Moreover, because the contact between the needle-shaped body 1 and the billet S is in a short time and intermittent, the temp. rise of the needle- shaped body 1 is small and the temp. drop of the billet S is little.
Patent JP-H09186986-A (JP)
Title: Moving image information transfer system
Inventor: SAKURAI YASUO
IPC: H04N7/16
Filed: 1996-12-16
Abstract: PROBLEM TO BE SOLVED: To attain efficient communication by using information from an information center after storing the information to a buffer of a terminal equipment once so as to make a communication speed independent of a utility speed. SOLUTION: A communication controller 12 of a terminal equipment 1 informs the reception of video information 32 to a data processing unit 11. The data processing unit 11 gives a command to the communication controller 12 and an information transfer controller 131 to transfer the video information 32 to a video information buffer 132. When the transfer is finished, the processing unit 11 informs it to the user by using a video display device 15 that the transfer of the video information 23x desired by the user for its acquisition to the video information buffer 112 is finished.  When the user as required uses an entry device 16 to command reproduction of the video information 23X to the data processing unit 11, the processing unit 11 gives a command to the information transfer controller 131 to transfer the information 23X from the buffer 132 to the display device 15, which reproduces the video image. Thus, the user of the terminal equipment 1 makes the reproduction speed independent of the communication speed.
Patent JP-H10175892-A (JP)
Title: Production of aryl-substituted chlorinated hydrocarbon
Inventor: FUJISAWA HIROSHI
IPC: C07C22/04
Filed: 1996-12-16
Abstract: PROBLEM TO BE SOLVED: To obtain an aryl-substituted chlorinated hydrocarbon that is of high quality and useful as a cationic polymerization initiator in high yield through a simple process by allowing a specific aryl-substituted alcohol to react in the presence of hydrochloric acid in an organic solvent and by not using a desiccant in the purification. SOLUTION: A compound of formula I [Ar is a n-valent aromatic ring; R<1> and R<2> are each a (substituted) monovalent aliphatic hydrocarbon; (n) is 1-5] for example, 1,4-bis(2-hydroxy-2-propyl)benzene is allowed to react in the presence of hydrochloric acid in an organic solvent, for example, hexane and, when the product is purified, a desiccant such as calcium chloride is not used to give a compound of formula [1, for example, 4-bis(2-chloro-2-propyl)benzene.
Patent JP-2001150522-A (JP)
Title: Polyester container and method of manufacturing the same
Inventor: HIROTA MUNEHISA
IPC: B65D1/00
Filed: 1999-11-26
Abstract: PROBLEM TO BE SOLVED: To provide a polyester container excellent in heat resistance, capable of being subjected to retort sterilizing treatment at a high temperature after the filling and hermetic sealing of food or a beverage and not generating the deformation and whitening caused by the heat shrinkage of the bottom part of the container even if retort sterilizing treatment is performed and a method of manufacturing the same. SOLUTION: A polyester container of which the body part and bottom part are heat-set is constituted so that at least the bottom part of the container has an endothermic peak within a range of 150 deg.C - a melting start point on a DSC curve.
Patent JP-H07184479-A (JP)
Title: Method for cultivating plant under condition of low illuminance
Inventor: SUZUKI SHIGETOSHI
IPC: A01G7/06
Filed: 1993-12-28
Abstract: PURPOSE:To reduce a stress of weak light on a plant and reduce the inhibition to the growth of the plant under conditions of a low illuminance by applying 5-aminolevulinic acid (salt) to the plant and cultivating the plant. CONSTITUTION:This method for cultivating a plant under conditions of a low illuminance is to absorb 5-aminolevulinic acid (salt) in a plant according to the foliar, soil treatments, etc., and cultivate the plant. Thereby, a stress of weak light on the plant under conditions of the low illuminance caused by the indoor cultivation, etc., of the plant can be decreased to reduce the power consumption in a plant factory with artificial light.
Patent JP-H04202954-A (JP)
Title: Eaves gutter joint
Inventor: KURASAKI TOSHIMITSU
IPC: E04D13/068
Filed: 1990-11-29
Abstract: PURPOSE:To connect the end parts of eaves gutters with each other in beautiful appearance and good watertightness by forming a polygonal eaves gutter shape along the outer circumference of polygonal eaves gutters to be connected into one body out of soft material. CONSTITUTION:A forward piece part 6 bent along the forward wall part of a polygonal eaves gutter so as to swell forward, and a backward piece part 7 uprightly standing along the backward wall part of the eaves gutter are formed into one body out of soft material. On the upper parts of the forward piece part 6 and the backward piece part 7, ear holding parts 8 to be windingly fitted on the outer circumference of both ear parts of respective eaves gutters are formed into one body out of soft material, and on the extreme end edge of the forward side ear holding part 8, an inserting piece part 9 projecting inside is provided.
Patent JP-H01175019-A (JP)
Title: Command execution system based upon conversation window
Inventor: IKOMA YOSHIKATSU
IPC: G06F3/048
Filed: 1987-12-28
Abstract: PURPOSE:To set up a parameter in a conversation window and to execute a command at an optional time by controlling an access to the conversation window independently of a command processing main body. CONSTITUTION:A command format to be executed is allowed to clearly correspond to one conversation window, its control information is controlled on a conversation window table 4 and an access to the conversation window is controlled independently of the command processing main body 1. Thereby, parameter setting in an optional conversation window at an optional time and command execution can be easily performed. Namely, the command processing main body 1 uses the command format 1 as input information to access a conversation window forming means. The means 2 determines which conversation window is to be formed on the basis of the received command format.
Patent JP-2001154787-A (JP)
Title: Merchandise information register
Inventor: SEKI KAZUAKI
IPC: G06F3/0488
Filed: 1999-11-26
Abstract: PROBLEM TO BE SOLVED: To enhance operation efficiency by additionally registering Kanji (Chinese character) to a character list. SOLUTION: When a JIS code is inputted by touch operation of numerical keys in a state that the JIS code input is displayed on a display screen, a single Kanji character specified by the code is displayed on a product name display area and when the touch operation of a character registration key is subsequently performed, character keys from the first to the last characters of the Japanese syllabary for character registration are displayed. Then, when the character key is selected and operated, the Kanji inputted by the JIS code is additionally registered in a Kanji list in the character list file. Afterwards, the additionally registered Kanji is read from a character list file and used without inputting the JIS code.
Patent JP-H05247403-A (JP)
Title: Curable binder and preparation thereof
Inventor: UUUE NOIMAN
IPC: C08G59/14
Filed: 1992-12-16
Abstract: A curable binder comprising     A. a polyepoxide and B. a carboxyl-containing polymer obtained by reacting a carboxyl-functional polyester b1 with substoichiometric amounts of an epoxide compound b2.   The binder according to the invention simultaneously has high reactivity and a long shelf life.
Patent JP-H06185161-A (JP)
Title: Exterior wall panel
Inventor: TSUKIJI MITSUO
IPC: E04C2/30
Filed: 1992-12-16
Abstract: PURPOSE:To facilitate constructing a joint of exterior wall panels through a dry process by installing an insert nut in a specified position on a plate-form heat insulating material, covering with fiber-reinforced concrete, and putting a resilient material in such a way as surrounding the peripheral edges. CONSTITUTION:An insert nut 3 is installed in a specified position on a plate- form heat insulating material 2, and the nut 3 and insulating material 2 are covered with fiber-reinforced concrete 4, and a resilient material 5 is put in such a way as surrounding the peripheral edges. Thus an exterior wall panel 1 is accomplished, wherein the resilient material 5 is put in two places across the thickness of the panel 1, one of them 5 being embedded fast in the concrete 4 while a part is exposed at the peripheral edge, and the material 5 in the other place is fitted by post-process in a groove 11 provided at the peripheral edge of the panel 1. The panel 1 is fastened by bolt 7 to the structural mass 8 through a metal fixture 9, and the specified mounting works put the resilient materials 5 of adjoining panels 1 in tight attachment to each other in the compressed state so that the joint is sealed.
Patent JP-H03200991-A (JP)
Title: Developing device
Inventor: KOMURO ICHIRO
IPC: G03G15/09
Filed: 1989-12-27
Abstract: PURPOSE:To control a toner layer to a toner amount or uniform toner density corresponding to desire density by providing a roller-shaped layer thickness control member which is arranged at a specific interval with a developer carrier and a controller which controls the rotating speed of the layer thickness control member. CONSTITUTION:The control means controls the rotating speed of the layer thickness control roller 12 to control the amount of toner on a developing roller 11. Namely, when the rotating speed of the developing roller 11 is made constant and the rotating speed of the layer thickness controller 12 is increased, the toner layer on the developing roller 11 becomes thin: when the rotating speed of the layer thickness control roller 12 is decreased, a border layer approaches the layer thickness control roller 12 and the thickness of the toner layer on the developing roller 11 becomes thick. The rotating speed of the layer thickness controller 12 is controlled according to copy density to vary the toner amount, and the development density of a latent image on a photosensitive drum 2 is varied. Consequently, the toner layer which has uniform toner density is formed on the developer carrier and an excellent image with invariably stable density is obtained.
Patent JP-H08181477-A (JP)
Title: Board housing apparatus and optical communication apparatus
Inventor: SUZUKI KOJI
IPC: H04B10/11
Filed: 1994-12-26
Abstract: PURPOSE: To make it possible to prevent very simply a card-like magnetic shield plate, inserted between card-like circuit board, from coming off. CONSTITUTION: A card-like magnetic shield plate 18 is inserted between a plurality of card-like circuit board 17. A stopper projection 29, which is brought into contact with a guide rail plate 13, is formed at the end of the direction of the magnetic shield plate 18 insertion on an edge 18a at which the magnetic shield plate 18 is inserted into a guide groove 16.
Patent JP-H05256333-A (JP)
Title: Elastic bearing element
IPC: B60K5/12
Filed: 1992-12-17
Abstract: PURPOSE: To facilitate readjustment and replacement of an elastic bearing element by introducing a threaded bolt into a central bore of a fastening screw, and making the top screw cap having a fixing device movable relative to the threaded bolt and capable of anchoring the threaded bolt at a predetermined position. CONSTITUTION: After initial assembling of the element, a threaded bolt 15 is moved downward across a ball stopper element 20 until it hits a base 3, then the screw cap 18 is screwed down on a screw 16 until it touches a component 2. A driver 19 fixes the threaded bolt 15 to prevent rotation. After adjustment, the threaded bolt 15 is pulled back until the ball stopper element 20 engages. Readjustment is carried out by pushing down the threaded bolt 15 from the position of the ball stopper element 20 until the bolt 15 touches the base 3. As the component 2 is lowered from the position in the initial assembling, it is moved up until it touches the screw cap 18 after loosening a nut 9 rotating upward, rotating the upper part 12 of a level adjusting element 10 upward relative to the lower part 11, then tightening the nut 9 to combine the component 2 with a bearing cap 5.
Patent JP-H11175800-A (JP)
Title: Cash processing device
Inventor: IIZUKA TAKESHI
IPC: E05B65/00
Filed: 1997-12-08
Abstract: PROBLEM TO BE SOLVED: To provide a security-improved cash processing device which has a mechanism part withdrawable from body. SOLUTION: A bill storage part which stores bills is provided in a device body and supported on a freely slidable support frame and can be drawn out of the device body. A locking mechanism 24 which restricts the drawing-out operation of the bill storage part is equipped with an operation knob 20 which can be rotated between the restriction position where the drawing is restricted and an open position where the drawing is allowed. Once a lock mode is set, 1st locking mechanism 30 and 25 lock the operation knob 20 to the restriction position. In emergency, an unlock lever 28 is rotated with an emergency key K and then the locking by the 1st lock mechanism is reset. When an unlocking disabled mode is set, 2nd lock mechanism 32 and 48 lock the unlock lever to disable the unlocking with the emergency key.
Patent JP-H09175757-A (JP)
Title: Elevator cage
Inventor: MATSUMOTO TAKAYOSHI
IPC: B66B11/02
Filed: 1995-12-25
Abstract: PROBLEM TO BE SOLVED: To change the design of the inside of a cage easily by providing connecting devices connecting the connecting bodies rotatably to each other and decorative panels which are suspended from the connecting bodies through hangers and can be reversed. SOLUTION: An elevator cage is provided with multiple supporting bodies capable of moving it along the rails provided on a ceiling 3, connecting bodies 12 provided rotatably on the supporting bodies, connecting devices 13 connecting these connecting bodies 12 rotatably, and decorative panels 15 which are suspended from the connecting bodies 12 through hangers 14 and can be reversed.