baber/WOPTO huggingface dataset:
Patent JP-2020192761-A (JP)
Title: Recording device
Inventor: HANAWA KEITA
IPC: B41J2/175
Filed: 2019-05-29
Abstract: To reduce a risk that liquid flowing outside a liquid tank may enter a live part in the vicinity of a recording head.SOLUTION: A recording device 1 includes: a recording head 5 having a liquid discharge part 3 and discharging liquid L to a recording medium P; and a housing 13 to which the recording head 5, a liquid tank 9 having an inlet 7 for the liquid L and a live part 11 of the recording head 5 are mounted. A liquid dam part 15 for preventing the liquid L from moving to the live part 11 from a side of a position corresponding to the inlet 7 is installed in a bottom part 52 of the housing 13.SELECTED DRAWING: Figure 6
Patent JP-2019214786-A (JP)
Title: Manufacturing method and manufacturing apparatus of metal powder
Inventor: DOMYO YOSHIYUKI
IPC: B01J2/02
Filed: 2019-06-03
Abstract: To provide a method for manufacturing inexpensively metal powder having a reduced amount of impurities, and having a finer size than metal powder obtained by a conventional water atomization method or the like; and to provide an apparatus therefor.SOLUTION: A manufacturing method of metal powder has a water atomization step for crushing molten metal particles 12 by spraying high pressure water 13 to the molten metal particles 12. The molten metal particles 12 are supplied by, for example, coarsely crushing molten metal 10 by jetting out high-temperature fluid having a higher melting point than the molten metal 10 to the molten metal 10. By executing the water atomization step to the metal particles in the molten state, metal particles having a small particle size can be crushed effectively, to thereby manufacture fine metal powder.SELECTED DRAWING: Figure 1
Patent JP-2019206702-A (JP)
Title: Rinse aid composition comprising terpolymer of maleic acid, vinyl acetate and ethyl acrylate
Inventor: ERIK C OLSON
IPC: C11D17/06
Filed: 2019-06-05
Abstract: To provide a solid rinse aid composition improved in rinsing properties and considered to be GRAS, methods of use, and methods of making the composition.SOLUTION: A rinse aid composition comprises: a sheeting agent comprising one or more alcohol ethoxylates; a defoamer component comprising a polymer compound including one or more ethylene oxide groups, the defoamer component being a block copolymer represented by the formula (EO)x(PO)y(EO)x or (PO)y(EO)x(PO)y, where x is from 1 to 130, y is from 5 to 70, and x+y is from 5 to 200; a terpolymer of a maleic acid monomer, a vinyl acetate monomer and an ethyl acrylate monomer, or an alkali metal salt thereof; a hydroxycarboxylic acid; and a preservative being methylchloroisothiazolinone and/or methylisothiazolinone.SELECTED DRAWING: Figure 1
Patent JP-2019148418-A (JP)
Title: refrigerator
Inventor: SUMIHIRO KATSUSHI
IPC: F25D11/00
Filed: 2019-06-06
Abstract: To easily check an interior space.SOLUTION: A refrigerator comprises a refrigerator body, a storage chamber provided in the refrigerator body, a door for opening/closing the storage chamber, an illuminating means provided in the storage chamber to illuminate the inside of the storage chamber, an imaging means provided on the door to image the inside of the storage chamber, and a plurality of shelf plates provided in the storage chamber and formed of a transparent material.SELECTED DRAWING: Figure 2
Patent JP-2020201574-A (JP)
Title: Information processor and application execution method
Inventor: BABA SHUNSUKE
IPC: G06F3/06
Filed: 2019-06-06
Abstract: To realize an environment in which applications can be executed in a suitable manner.SOLUTION: A read part 108 can read the files recorded in first and second auxiliary storage devices 2a and 2b. A record management part 106 moves the application files recorded in the second auxiliary storage device 2b to the first auxiliary storage device 2a. An application execution part 102 executes the application by using the file moved to the first auxiliary storage device 2a.SELECTED DRAWING: Figure 7
Patent JP-2020200862-A (JP)
Title: Oil supply structure of wet multiple disc clutch and azimuth thruster
Inventor: UEDA KAZUAKI
IPC: F16D13/74
Filed: 2019-06-07
Abstract: To provide an oil supply structure of a wet multiple disc clutch which enables an entire clutch part to be assembled easily.SOLUTION: An oil supply structure of a wet multiple disc clutch includes: a first shaft in which a first oil passage, in which an oil to be supplied to a wet multiple disc clutch flows, is formed in parallel to a center line; a second shaft which is connected to the first shaft by the wet multiple disc clutch and in which a second oil passage, in which the oil flows, is formed in parallel with a center line; and a cylindrical seal carrier which is held by the first shaft so as to slide in an axial direction of the first shaft and allows the first oil passage and the second oil passage to communicate with each other. The seal carrier is pressed to an end surface of the second shaft directly or through an intermediate member.SELECTED DRAWING: Figure 1
Patent JP-2020200060-A (JP)
Title: Packaging bag and manufacturing method of the same
Inventor: SAITO TAKASHI
IPC: B65D65/40
Filed: 2019-06-07
Abstract: To acquire a packaging bag which has an opening part which is easy to open on a surface having no starting part such as a back seal and the like, without using a separate member.SOLUTION: A packaging bag (1) is formed by a multilayer film constituted by a base material layer (11), a barrier layer (12), and a sealant layer (13), and it has a three-dimensional shape. On a component surface with no seal part such as a back seal part, a side seal part and the like of a packaging material for forming the packaging bag, an opening assumption region (152) is formed by an opening fragile line (151) which surrounds an opening region (15) from which a content can be taken out, and which breaks the base material layer.SELECTED DRAWING: Figure 1
Patent JP-2020200100-A (JP)
Title: Packing box
Inventor: NISHIKAWA YOICHI
IPC: B65D5/54
Filed: 2019-06-13
Abstract: To provide a packing box which can regulate the break-down in the normal use and is easily broken down in the disposal.SOLUTION: A tray 1 includes a side wall 11 raised on an end part in a front-back direction of a bottom wall 10 and an end wall 12 raised on an end part in a right and left direction of the bottom wall 10. In an intermediate region 11C in the right and left direction of the side wall 11, a fold-back piece 22 folded back to the inside is formed. By folding the fold-back piece 22 to the inside of the side wall 11, a recessed part 21 is recessed downward from an upper end on the side wall 11. On the side wall 11, a cutting line 23 for cutting off the intermediate region 11C of the side wall 11 is formed between an edge part 21A of the recessed part 21 and a lower end of the side wall 11. An end part in the right and left direction of the folded fold-back piece 22 is overlapped with an inner surface of the side wall 11 astride the cutting line 23, regulates falling to the outside while the side wall 11 is cut along the cutting line 23, and allows falling to the inside while the side wall 11 is cut along the cutting line 23.SELECTED DRAWING: Figure 1
Patent JP-2020203543-A (JP)
Title: Brake pedal, and automobile including brake pedal
Inventor: OHARA KENJI
IPC: B60T7/06
Filed: 2019-06-14
Abstract: To eliminate incorrect braking of a brake pedal and an accelerator pedal; and to achieve easiness of brake operation.SOLUTION: A brake pedal includes a wide-shaped central flat plate part 110, a left-side side face part 130 extending from a left side face of the central flat plate part 110, and a right-side side face part 120 extending from a right side face of the central flat plate part 110, in which the left-side side face part 130 is tilted at a prescribed angle to the central flat plate part 110, and the right-side side face part 120 is tilted at a sharp angle with a shorter elongation length than the left-side side face part 130.SELECTED DRAWING: Figure 2
Patent JP-2020203257-A (JP)
Title: Spray device and door
Inventor: NISHIO YURI
IPC: B05B12/00
Filed: 2019-06-18
Abstract: To spray liquid, powder, or gas in a direction to which a user moves.SOLUTION: A spray device 1 includes: a position detection part 11 which detects a position of a user passing through a gateway formed between a first space and a second space located adjacent to the first space; a spray direction determination part 121 which determines a spray direction in which liquid, powder or gas is sprayed from an area near the gateway based on the position of the user detected by the position detection part 11; and a spray part 13 which is disposed near the gateway and sprays liquid, powder, or gas in the spray direction determined by the spray direction determination part 121.SELECTED DRAWING: Figure 5
Patent JP-2020204744-A (JP)
Title: Optical system and optical device
Inventor: SHINOHARA KENJI
IPC: H04N5/225
Filed: 2019-06-19
Abstract: To provide an optical system which is compact and yet offers a greater shooting magnification and high performance, and to provide an optical device using the same.SOLUTION: An optical system provided herein comprises, in order from the object side to the image side, a first lens group (L1) having positive refractive power, a second lens group (L2) having negative refractive power, a third lens group (L3) having positive refractive power, and a fourth lens group (L4) having negative refractive power, and is configured such that distances between adjacent lens groups change while focusing. At least the second lens group and the fourth lens groups move while focusing. The fourth lens group consists of a negative sub-group having negative refractive power and a positive sub-group having positive refractive power, where an air gap distance between the negative sub-group and the positive sub-group is the greatest among all inter-lens distances in the fourth lens group. The fourth lens group satisfies the following conditional expression: 0.45<D4np/D4<0.95, where D4 represents a distance from a most-object-side lens surface of the fourth lens group to a most-image-side lens surface of the fourth lens group along an optical axis, and D4np represents an air gap distance between the negative sub-group and the positive sub-group.SELECTED DRAWING: Figure 1
Patent JP-2020204585-A (JP)
Title: Current detector and manufacturing method for current detector
Inventor: FURUKAWA AKIRA
IPC: H02M7/48
Filed: 2019-06-19
Abstract: To provide a current detector that does not require a much space, and with which a current detection error is small.SOLUTION: A current detector includes magnetic sensors each arranged face-to-face in a current path to the respective winding of each of 2n phases (n is a multiple of 3) of an AC rotating machine, and is characterized in that the respective current path is arranged at each of 2n current path arrangement positions having been set so as to have two adjacent current path arrangement positions at each of n positions in a physical relationship where assuming the current amplitude of the respective winding all are the same, the respective DC and AC components of d-axis sum current and q-axis sum current based on current notation of 2n detection currents by the respective magnetic sensors that are dq-converted to a two-axis coordinate system are collectively stated for each term expressed by an in-phase sinusoidal function, and the amplitude of a term among the respective terms that constitutes an error component is canceled out.SELECTED DRAWING: Figure 3
Patent JP-2021002551-A (JP)
Title: Draining method of liquid supply device, and liquid supply device
Inventor: TOYOMASU FUJIHIKO
IPC: H01L21/304
Filed: 2019-06-20
Abstract: To provide a technology for improving drainage work of a liquid supply device.SOLUTION: A draining method of piping of a liquid supply device includes the steps of circulating inert gas through piping to dry the inside of the piping without splitting the piping of the liquid supply device, and protecting a pressure sensor from static electricity by a pressure sensor in which a sensor coating portion exposed in the piping or a flow path communicating in the piping is electrically connected to a housing of the liquid supply device in the drying step.SELECTED DRAWING: Figure 5
Patent JP-2021001936-A (JP)
Title: Dimmer member and dimmer device
Inventor: SEKIGUCHI HIROSHI
IPC: G02B5/23
Filed: 2019-06-20
Abstract: To provide a dimmer member and a dimmer device which can widen a dynamic range of transmissivity and have fast response speed of change in transmissivity.SOLUTION: A dimmer member 10 comprises: a photochromic layer 11 in which transmissivity is changed when receiving excitation light in a specific wavelength region; a first shield layer 12 which is located on a first surface side of the photochromic layer 11 and shields transmission of at least a part of the excitation light; and a second shield layer 13 which is located on a second surface side of the photochromic layer 11 and shields transmission of at least a part of the excitation light.SELECTED DRAWING: Figure 2
Patent JP-2021005120-A (JP)
Title: Autonomous traveling device and communication system
Inventor: WATANABE YUTO
IPC: G05D1/02
Filed: 2019-06-25
Abstract: To provide an autonomous traveling device that appropriately selects a traveling route of an autonomous traveling device from a plurality of route candidates including a route candidate having an obstacle based on map information updated according to a changing environment.SOLUTION: An autonomous traveling device includes: a drive unit that drives the autonomous traveling device; a position recognition unit that recognizes the position of the autonomous traveling device; an obstacle detection unit that detects obstacles on a route; a storage unit that stores map information; an obstacle location recording unit that records a location of obstacles in map information; and a travel route selection calculation unit that selects a travel route of the autonomous travel device based on the map information. The travel route selection calculation unit calculates the cost for each of a plurality of route candidates in the map information using an evaluation function, and selects a route candidate corresponding to the minimum cost as the travel route. When multiple route candidates include a route candidate having the location of obstacles, the travel route selection calculation unit sets the evaluation function so that the cost of the route candidate having the location of obstacles is larger than the cost of the other route candidates.SELECTED DRAWING: Figure 1
Patent JP-2021004988-A (JP)
Title: Anisotropic conductive film and display
Inventor: ASADA KEISUKE
IPC: H01R11/01
Filed: 2019-06-26
Abstract: To provide an anisotropic conductive film that has a reduced manufacturing cost and can be aligned with a circuit board.SOLUTION: An anisotropic conductive film 10A has conductive particles 12 dispersed in a resin 11, and includes a first area 100A in which the conductive particles are scattered and arranged in a first pattern, and a second area 200 in which the conductive particles are aggregated and have a first shape.SELECTED DRAWING: Figure 1
Patent JP-2021013057-A (JP)
Title: Display control device, control method of the same, program, and storage medium
Inventor: ICHIHARA ATSUSHI
IPC: G03B17/18
Filed: 2019-07-03
Abstract: To appropriately control display of an EVF and a display unit using an eyepiece detection function and a line-of-sight detection function.SOLUTION: A display control device includes first display means which is visible through an eye-piece, second display means which is visible without the eye-piece, eye-piece detection means which detects the approach of an object to the eye-piece, line-of-sight detection means which detects the line-of-sight looking at the first display means through the eye-piece, and control means for stopping the display of the first display means when the eye-piece is detected by the eye-piece detection means and the line of sight is not detected by the eye-piece detection means within a first time period.SELECTED DRAWING: Figure 3
Patent JP-2021014330-A (JP)
Title: Dust removal device
Inventor: TAGASHIRA SHINYA
IPC: B65H20/00
Filed: 2019-07-11
Abstract: To provide a dust removal device having excellent dust removal performance with an inexpensive and simple configuration.SOLUTION: A dust removal device of the present invention includes dust removal members (22, 54) that come into contact with a belt like conveyance medium (P) to be conveyed and remove dust (S) adhering to the conveyance medium, movable holding members (21, 53) that hold the dust removal members, receive a moving force in the conveyance direction conveyed from the conveyance medium to the dust removal members, perform a follow-up operation to the conveyance medium, and circulate and move a contact point of the dust removal member with the conveyance medium, and differential generating means (24, 30) that give resistance to the follow-up operation of the movable holding member and slow down the removal speed of the dust removal member with respect to the conveyance speed of the conveyance medium.SELECTED DRAWING: Figure 4
Patent JP-2021014181-A (JP)
Title: Wheel and vehicle
Inventor: CHEN YAOWEI
IPC: B60B19/00
Filed: 2019-07-11
Abstract: To provide a wheel exhibiting excellent traveling property to various road surfaces.SOLUTION: A wheel includes a wheel body 2, a plurality of segment parts 3 that are radially arranged side by side on the outer peripheral part of the wheel body 2 and are slidably mounted in a radial direction of the wheel body 2 to the wheel body 2, and a switching unit that switches the positions of the segment parts 3 between a reduced diameter state where the plurality of segment parts 3 are slid in a reduced diameter direction and an enlarged diameter state where the plurality of segment parts 3 are slid in an enlarged diameter direction, in which the segment parts 3 are energized toward the enlarged diameter direction by a first energization member, and are slidable in the reduced diameter direction against the energization of the first energization member in the enlarged diameter state.SELECTED DRAWING: Figure 20
Patent JP-2021015721-A (JP)
Title: Fuel cell system
Inventor: TAKAHASHI MANABU
IPC: H01M8/04302
Filed: 2019-07-12
Abstract: To suppress the occurrence of pumping hydrogen reaction during low-efficiency operation of fuel cells below freezing point.SOLUTION: A fuel cell system includes: a fuel cell stack comprising a plurality of stacked cells and having an anode gas supply port through which anode gas is supplied; a total voltage measurement part capable of measuring the total voltage of the fuel cell stack; an end cell voltage measurement part capable of measuring an end cell voltage which is a voltage of an end cell that is farthest from the anode gas supply port in the stacking direction of the cells; and a control part controlling current sweep from the fuel cell stack. When the fuel cell system is stated below freezing point, the control part starts the current sweep in the case where the end cell voltage is equal to or more than a first value and the total voltage is equal to or more than a second value that is greater than the first value.SELECTED DRAWING: Figure 1
Patent JP-2021013623-A (JP)
Title: Game machine
Inventor: ICHIHARA TAKAAKI
IPC: A63F7/02
Filed: 2019-07-12
Abstract: To provide a game machine capable of maintaining interest in a game.SOLUTION: A pachinko machine 1 has a start pocket capable of receiving game balls hit into a game area 5a. When a game ball enters the start pocket, determination processing regarding winning is performed. Thereafter, variable display corresponding to a result of the determination processing is started and, if a winning pattern is displayed in the variable display, a winning game is executed. Accordingly, the pachinko machine 1 can perform a special performance as a performance associated with operation means.SELECTED DRAWING: Figure 60
Patent JP-2021019173-A (JP)
Title: Cleaning composition and manufacturing method thereof
Inventor: MITSUMOTO KIYOTAKA
IPC: C11D17/08
Filed: 2019-07-24
Abstract: To provide: a cleaning composition which can be used for cleaning treatment to effectively reduce or remove dirt on a substrate surface and to inhibit damage to a metal wiring material and the like; and a manufacturing method of the cleaning composition.SOLUTION: The cleaning composition contains (A) a compound represented by the general formula (1) in the figure, and (B) water. (In the formula (1), R1 and R2 each independently represent a hydrogen atom or alkyl group; A represents a C1-3 divalent organic group having an oxygen atom; R3 represents a u-valent aliphatic group or a heteroatom-containing u-valent aliphatic group; and u represents an integer from 2 to 6.)SELECTED DRAWING: None
Patent JP-2021024654-A (JP)
Title: Bucket conveyor and method for cleaning bucket conveyor
Inventor: NAGAYAMA TERUKAZU
IPC: B65G17/12
Filed: 2019-07-31
Abstract: To solve the problem that conveyance capability is lowered due to a space for a scraper because the space for mounting the scraper to a peripheral length of a belt is needed for a configuration in which the scraper is just mounted detachably on the belt by screwing in a conventional practice.SOLUTION: This bucket conveyor device is constituted by mounting an upper side pulley 10 and a lower side pulley 11 on an upper side and a lower side of a case 1 having a supply hopper 3 and an upper part case 5 in a lower part and an upper part, respectively, by a shaft and being long in the vertical direction and stretching the belt 15 provided with a plurality of buckets 13 at a prescribed intervals around the upper side pulley 10 and the lower side pulley 11. In the belt 15, a belt body 16 having a single sheet-shaped prescribed length obtained by separating both ends being one side end part 16A and the other side end part 16B is constituted in an endless manner by connecting the one side end part 16A and the other side end part 16B by a fixing member 17. A scraper 25 for cleaning for cleaning the inside of a body case 1 of a bucket conveyor B is attached detachably to a joint part T of the belt 15.SELECTED DRAWING: Figure 5
Patent JP-2021025321-A (JP)
Title: Short strut
Inventor: HIRAI TAKAYUKI
IPC: E02D17/04
Filed: 2019-08-06
Abstract: To provide a short strut that can be efficiently installed even if an excavation region is narrow.SOLUTION: A short strut 1A provided on an earth retaining support that is temporarily disposed on an excavation region 12 has a cylindrical outside strut member 3, rod-like inside strut members 4 (a first inside strut member 41, a second inside strut member 42) that can be inserted into or pulled out of the outside strut member 3, and can be switched between a reduction state where the inside strut members 4 are inserted into the outside strut member 3 and an extended state where the inside strut members 4 project from the outside strut member 3.SELECTED DRAWING: Figure 3