baber/WOPTO huggingface dataset:
Patent JP-2021124103-A (JP)
Title: Muffler device
Inventor: NIIMURA HIROYUKI
IPC: F01N13/08
Filed: 2020-02-07
Abstract: To provide a muffler device comprising an end cap capable of improving drivability by increasing efficiency of a flow after exhaust.SOLUTION: A muffler device 43 comprises a tail pipe 55 protruding from a rear wall 45a of a body 45, and an end cap 57 covering the rear wall 45a of the body 45 while surrounding the tail pipe 55. The end cap 57 comprises an outer cylinder 57a extending rearward while surrounding the tail pipe 55 from a front end forming a first clearance CLf between itself and the body 45, and an inner cylinder 57b continuous from a rear end of the outer cylinder 57a, extending frontward while surrounding the tail pipe 55 inside the outer cylinder 57a, and comprising a front end forming a second clearance CLs between itself and an outer periphery of the tail pipe 55. The end cap 57 comprises a communication hole 62 arranged outside the second clearance CLs, and connecting the inside and the outside of the outer cylinder 57a.SELECTED DRAWING: Figure 3
Patent JP-2021129159-A (JP)
Title: Image processing apparatus
Inventor: KITAO TOMOYUKI
IPC: H04N1/00
Filed: 2020-02-12
Abstract: To provide an image processing apparatus that can achieve power saving and extension of a service life of a device to be controlled in good balance.SOLUTION: In an image processing apparatus, a first power feeding unit can feed power from the image processing apparatus to a device to be controlled through a first feeder line, of a plurality of wires, which is connected with the device to be controlled, and a second power feeding unit can feed power from the image processing apparatus to a communication relay unit through a second feeder line, of the plurality of wires, which is connected with the communication relay unit. A control unit can switch a state of power feeding performed by the first power feeding unit and the second power feeding unit between at least a first stop state in which the power feeding to the communication relay unit performed by the second power feeding unit is stopped while the power feeding to the device to be controlled performed by the first power feeding unit is continued, and a second stop state in which the power feeding to the device to be controlled and the communication relay unit performed by the first power feeding unit and second power feeding unit is stopped.SELECTED DRAWING: Figure 3
Patent JP-2021127010-A (JP)
Title: Floating tool and resin structure with air chamber
Inventor: HIOKI FUJIO
IPC: B63B34/52
Filed: 2020-02-14
Abstract: To provide a floating tool or a resin structure with easy attachment/detachment of each member.SOLUTION: A floating tool includes: a body unit 11 including an annular top surface member 12 and a bottom surface member; a sunshade unit 31 arranged above the body unit 11; and a pillar unit 21 coupled to the sunshade unit 31. The body unit 11 has a pillar attachment hole for attachment of the pillar unit 21. The pillar attachment hole is formed by arranging a side wall member between a top surface hole opening on the top surface member 12 and a bottom surface hole opening on the bottom surface member, and a body air chamber is formed by integrating the top surface member 12, the bottom surface member, and the side wall member. The side wall member is expanded toward a center of the pillar attachment hole by filling the body air chamber with air and fixes the pillar unit 21 inserted in the pillar attachment hole. The sunshade unit 31 is capable of functioning as a decorative unit 31 and coupling is easy in a resin structure.SELECTED DRAWING: Figure 1
Patent JP-2021131303-A (JP)
Title: Machining data acquiring method
Inventor: KODAMA TAKANORI
IPC: G01B21/00
Filed: 2020-02-19
Abstract: To suitably acquire machining data for performing machining with precision.SOLUTION: A machining data acquiring method for acquiring machining data for machining a second through hole to be communicated with a first through hole on a repair patch through which the first through hole to coat a part to be repaired by measuring the part to be repaired, comprises: a first step of acquiring a measurement surface shape of the part to be repaired; a second step of acquiring a measurement center position which is a position of a hole center of the first through hole; a third step of calculating a first surface center position which is the position of the hole center of the first through hole on a surface of the part to be repaired and an axis center of the first through hole which passes the first surface center position, on the basis of the measurement surface shape and the measurement center position; a fourth step of calculating a second surface center position which is a position of a hole center of the second through hole on a surface of the repair patch, on the basis of the first surface center position and the axis center; and a fifth step of acquiring the calculated second surface center position and the axis center as machining data.SELECTED DRAWING: Figure 4
Patent JP-2021130850-A (JP)
Title: Stainless steel, contact member, and manufacturing method of stainless steel
Inventor: MATSUBAYASHI HIROYASU
IPC: C23C22/05
Filed: 2020-02-20
Abstract: To provide a stainless steel having high processability and low surface contact resistance.SOLUTION: In a stainless steel (10) having surface roughness Ra of 0.17 μm or more and including a coating (3) on the surface, a thickness of the coating is 20 nm or less, and at a position of 2 nm from the outermost surface of the coating, the ratio of components constituting the coating contains Cr oxide: 15-45%, metallic Cr: 3-20%, Fe oxide: 8-25%, metallic Fe: 10-40% and specified element: 5-56%, and the specified element is at least one kind of element having electronegativity of 1.5 or higher and 2.5 or lower.SELECTED DRAWING: Figure 1
Patent JP-2021132680-A (JP)
Title: Backpack and method for fitting backpack
Inventor: SAMURADA YUKIHIRO
IPC: A45F3/04
Filed: 2020-02-21
Abstract: To provide a backpack of which shoulder belt does not interfere with a moving path of a key lock body.SOLUTION: A backpack includes: a fitting body 10 to be fitted to user's body part; a storage member 30 capable of being connected to the fitting body 10 and having a bag body for storing articles; and a connection tool (buckle 18, 38) for detachably connecting the fitting body 10 to the storage member 30 via a belt 39.SELECTED DRAWING: Figure 6
Patent JP-2021109078-A (JP)
Title: Umbrella cloth folding type umbrella stand
Inventor: KITAMURA SHUICHI
IPC: A47G25/12
Filed: 2020-01-14
Abstract: To provide an umbrella stand that can store an umbrella while readily and neatly folding an umbrella cloth.SOLUTION: An umbrella cloth folding type umbrella stand includes a support frame 2 for supporting an umbrella so as to surround an umbrella cloth. A user can fold an umbrella cloth along a crease by holding a handle of the umbrella with the hand and then inserting and pushing the umbrella into the support frame 2 while rotating the handle of the umbrella to apply frictional force to the umbrella from the support frame 2.SELECTED DRAWING: Figure 1
Patent JP-2021139643-A (JP)
Title: Road surface condition prediction method and road surface condition prediction model manufacturing method
Inventor: MORI TEPPEI
IPC: G08G1/00
Filed: 2020-03-02
Abstract: To provide a road surface condition prediction method and a road surface condition prediction model manufacturing method capable of efficiently predicting a road surface condition at a future time and improving the prediction accuracy.SOLUTION: The road surface condition prediction method for acquiring vehicle information which is information on behaviors of a vehicle during traveling by a vehicle sensor mounted on the vehicle, and predicting a road surface condition in a predetermined range including a vehicle point by using a predicted road surface condition obtained based on the vehicle information, is configured to predict the road surface condition at a later time than the time at which the estimated road surface condition is obtained based on weather information and residual salt concentration within the predetermined range.SELECTED DRAWING: Figure 1
Patent JP-2021139006-A (JP)
Title: Sintered body, heat sink, method for producing sintered body and method for producing heat sink
Inventor: SHIOMI JUNICHIRO
IPC: C22C1/05
Filed: 2020-03-06
Abstract: To provide a sintered body, a heat sink, a method for producing a sintered body and a method for producing a heat sink that can achieve improved thermal conductivity.SOLUTION: A sintered body CUD1 has a sintered copper member 51, a plurality of diamond particles 10 dispersed in the copper member 51, and a self-organizing monomolecular film formed between each diamond particle 10 and the copper member 51. In the sintered body CUD1, a functional group of the self-organizing monomolecular film on the copper member 51 side may contain CH3.SELECTED DRAWING: Figure 12
Patent JP-2021144580-A (JP)
Title: Driver state estimation device
Inventor: IWASHITA YOHEI
IPC: G06T7/00
Filed: 2020-03-13
Abstract: To enable an inexpensive system to easily determine whether an image acquired by a camera is a man-made facial surface an expression of a mask shows.SOLUTION: By a camera S1, an image in a vehicle interior including a facial surface of a driver D seated on a driver seat 4 is acquired. A driver state is estimated based on the image acquired by the camera S1. In a controller U, data on at least one of an amount of change in characteristic portion (for example, an eyebrow, eyes, nose, and mouth) of the facial surface when the driver D utters, or conformity of the change in characteristic portion with respect to the utterance is stored as a database. When the driver D utters, the amount of change in characteristic portion of the facial surface of the driver D or conformity with the change in characteristic portion with respect to the utterance does not coincide with the database, the estimation of the driver state is inhibited.SELECTED DRAWING: Figure 8
Patent JP-2020158495-A (JP)
Title: Compound, resin, resist composition and production method of resist pattern
Inventor: KOMURO KATSUHIRO
IPC: G03F7/004
Filed: 2020-03-19
Abstract: To provide a compound, a resin and a resist composition containing the resin, from which a resist pattern having good CD uniformity (CDU) can be produced.SOLUTION: The compound is represented by formulae (I-1) to (I-4), or the like; and the resin and the resist composition contain a structural unit derived from the above compound.SELECTED DRAWING: None
Patent JP-2021145914-A (JP)
Title: Ophthalmologic apparatus and operation method for the same
Inventor: OKI TAKUYA
IPC: A61B3/10
Filed: 2020-03-19
Abstract: To provide an ophthalmologic apparatus capable of preventing a subject's eye from being mistaken for the other eye, and an operation method for the same.SOLUTION: An ophthalmologic apparatus includes: an anterior eye part image acquisition part that acquires an anterior eye part image of a subject's eye; an iris information detection part that detects iris information on the subject's eye from the anterior eye part image acquired by the anterior eye part image acquisition part; and a right-or-left-eye identification part that executes identification of a right or left eye as the subject's eye with reference to a database in which the iris information on the right and left eyes of each subject is pre-stored, on the basis of iris information detected by the iris information detection part.SELECTED DRAWING: Figure 2
Patent JP-2021149008-A (JP)
Title: Light guide body and virtual image display device
Inventor: NAKAMURA NAOKI
IPC: G02B6/00
Filed: 2020-03-19
Abstract: To provide a light guide body which is capable of suppressing luminance leakage and is easily manufactured and a virtual image display device using the light guide body.SOLUTION: A light guide body 300 for guiding and emitting light comprises two or more light guide members including a first light guide member 310 and a second light guide member 320 and includes a light beam incident part 301 which is a surface on which the light is made incident, a light guide part 302 which repeatedly reflects and guides the light made incident from the light beam incident part, a light beam emission part 304 which emits the light to the outside of the light guide body, and a take-out part 303 which reflects the light guided by the light guide part toward the light beam emission part. The second light guide member has a parallel plate shape and is joined to at least the light guide part of the first light guide member.SELECTED DRAWING: Figure 1
Patent JP-2021150226-A (JP)
Title: Manufacturing method of coated positive electrode active material particles
Inventor: UEDA MASASHI
IPC: H01M4/505
Filed: 2020-03-23
Abstract: To provide a method for manufacturing coated positive electrode active material particles, which enables a reduction in battery resistance.SOLUTION: A method for manufacturing coated positive electrode active material particles 1 each having an amorphous lithium ion-conductive coating 20 containing Li, P and O on at least part of a particle surface 10m of each positive electrode active material particle 10 comprises: a mixing step S1 of mixing the positive electrode active material particles 10 with lithium hydroxyl group compound particles 30 containing Li and OH groups in a dry manner to obtain deposited particles 35 in which the lithium hydroxyl group compound particles 30 deposit on the particle surface 10m of each positive electrode active material particle 10; and a mechanochemical step S2 of adding phosphorus compound particles 40 to the deposited particles 35 to perform a dry and non-heating mechanochemical process, thereby forming a coating 20 on the particle surface 10m of each positive electrode active material particle 10.SELECTED DRAWING: Figure 3
Patent JP-2021153266-A (JP)
Title: Image forming apparatus, method for controlling image forming apparatus, and program
Inventor: KOJIMA NOBUYUKI
IPC: H04N1/00
Filed: 2020-03-24
Abstract: To make it easy for a customer to replace a component to solve the problem in which: error information notified by an image forming apparatus is information required by a service person and may not match information necessary for a user to perform operations.SOLUTION: A maintenance application installed in an external controller receives notification of error information that an image forming apparatus detects with a self diagnostic function at the occurrence of an error, analyzes the details of the error information, and when the error information can be provided as information for a user, that is, when the error information is information corresponding to user operations, displays corresponding information for the user, that is, corresponding explanation of the operations.SELECTED DRAWING: Figure 4
Patent JP-2021158491-A (JP)
Title: Imaging device
Inventor: INAO KAZUYA
IPC: G03B19/07
Filed: 2020-03-26
Abstract: To prevent a plurality of lateral smears from overlapping and complicating in an imaging device having a configuration in which a single sensor has a plurality of optical systems.SOLUTION: An imaging device includes: a plurality of optical systems that can be shielded from light independently of each other; one imager on which images formed by the plurality of optical systems are projected; variation quantity detection means that has high-luminance subject detection means configured to detect a high-luminance subject in a photographic image and by which a quantity of variation of a signal from a black level is detected from a light-shielded image in an image on the basis of an image photographed by the imager; correction quantity detection means that calculates a quantity of correction from the detected quantity of variation; and correction means that corrects the photographic image to the calculated quantity of correction. When a high-luminance subject is present in the photographic image, some of the plurality of optical systems are imaged, and some other are shielded from light. The quantity of variation of a signal caused by the photographed image is detected from the shielded image of the imager and corrected.SELECTED DRAWING: Figure 1
Patent JP-2021158286-A (JP)
Title: Base metal-containing internal electrode paste and manufacturing method
Inventor: UEYAMA RYOSUKE
IPC: C01G25/00
Filed: 2020-03-27
Abstract: To provide a highly versatile base metal-containing internal electrode paste for forming an internal electrode layer of a temperature-compensated multilayer ceramic capacitor having a low equivalent series resistance (ESR) by firing.SOLUTION: An internal electrode paste for forming an internal electrode layer 2 of a multilayer ceramic capacitor 1 having a low ESR, in which a dielectric layer 3 and an internal electrode layer 2 are alternately laminated, by firing, includes a base metal powder, and highly crystalline CSZT powder having average particle size of 75 to 150 nm, and the CSZT powder is an oxide solid solution powder represented by a composition formula [(Ca1-xSrx)O]m[(Zr1-yTiy)O2], and real numbers m, x, and y satisfy 0.98≤m≤1.02, 0.14≤x≤0.46, and 0.01≤y≤0.05, and the average crystal grain size measured by powder X-ray diffraction is 24 nm or more.SELECTED DRAWING: Figure 1
Patent JP-2021156272-A (JP)
Title: Double tube structure and support
Inventor: FUKUDA KOSAKU
IPC: F02M21/02
Filed: 2020-03-30
Abstract: To provide a double tube structure that can be miniaturized, can be lowered in cost, and furthermore can perform maintenance and management easily.SOLUTION: A double tube structure includes an inner tube 43 and an outer tube 44. A first flow path is formed in the inner tube 43, and a second flow path to make second fluid pass through is formed between the inner tube 43 and the outer tube 44. The double tube structure has: a support 55 being integrally formed by a resin, having an annular shape, disposed so as to surround the inner tube 43 in the second flow path, and forming a communication hole 71 to pass the second fluid between the outer tube 44 and itself; and a positioning member being disposed in an upstream side and a downstream side from the support 55 in the first fluid stream direction, sandwiching the support 55, and positioning the support 55 to the inner tube 43. The double tube structure can be miniaturized. The support 55 is formed of the resin, therefore spark is not generated by vibration.SELECTED DRAWING: Figure 1
Patent JP-2021161943-A (JP)
Title: Accidental fire determination device
Inventor: KISHI NOBUYUKI
IPC: F02D45/00
Filed: 2020-03-31
Abstract: To provide an accidental fire determination device with improved determination toughness.SOLUTION: An accidental fire determination device (40) that determines whether an expansion stroke due to previous ignition by the intake pressure of an intake stroke of an engine is normal combustion or accidental fire, is configured to calculate an intake pressure value before an overlap top dead center as a reference pressure value (S3), calculate an intake pressure value after the overlap top dead center as a determination pressure value (S4), and determine the presence or absence of accidental fire by threshold determination (S6) for the difference (S5) between a reference negative pressure value and the determination pressure value (S7, S8).SELECTED DRAWING: Figure 3
Patent JP-2021160663-A (JP)
Title: Control system of ship propeller, control method therefor, and ship
Inventor: IKEGAYA YUJI
IPC: B63H23/10
Filed: 2020-04-02
Abstract: To reproduce an operation state prior to resetting when returning from resetting.SOLUTION: A control system of a ship propeller includes: a first retention part 40a which retains instantaneous interruption information for distinguishing whether a control system has terminated normally or abnormally, even during a resetting period; second retention parts (memories 22a, 26a) which retain second information (mode information and the like) indicating a control state of an engine 23 and a motor 25, even during a resetting period; and an AHECU 40 which starts the control of the engine 23 and the motor 25 on the basis of the second information retained in the second retention parts, if the instantaneous interruption information retained in the first retention part 40a indicates abnormal termination upon activation of the control system.SELECTED DRAWING: Figure 3
Patent JP-2021164119-A (JP)
Title: Imaging apparatus for vehicle, image processing method, and image processing program
Inventor: MURATA SATOTAKA
IPC: H04N1/407
Filed: 2020-04-02
Abstract: To provide an imaging apparatus for a vehicle that can generate appropriate in-vehicle images.SOLUTION: A high-dynamic-range image synthesis unit 133 synthesizes a long-time exposure image and a short-time exposure image in a predetermined ratio. An area setting unit (control unit 16) sets an instrument panel area, which is an area that includes an instrument panel of a vehicle, and a non-instrument panel area, which is an area other than the instrument panel area within an interior image area of the vehicle in the long-time exposure image and the short-time exposure image. A control unit 16 controls an imaging unit to set an optimal exposure time percentage common to the instrument panel area and the non-instrument panel area without considering the ratio of the areas of the instrument panel area and the non-instrument panel area.SELECTED DRAWING: Figure 2
Patent JP-2021165594-A (JP)
Title: Support device
Inventor: IKUNO MAKOTO
IPC: E04B9/00
Filed: 2020-04-06
Abstract: To further improve earthquake resistance performance in a support device having both earthquake resistance and vibration resistance.SOLUTION: A support device 1 for supporting a substantially box-shaped ceiling hanging object 100, to which fitting pieces 121 are provided on both right and left side surfaces in parallel with each other, hanging in a ceiling space includes: a frame body 2 composed by assembling first frame members 10 arranged in parallel with each other in the right and left direction of the ceiling hanging object 100 and second frame members 20 arranged in a state orthogonal to the first frame members 10 by assembling them in a parallel-cross state; vibration isolation members 40 attached to the fitting pieces 121; support bolts 30 with top end portions connected to the frame body 2 and bottom end portions suspended from the frame body 2 connected to the vibration isolation members 40 for supporting the fitting pieces 121 through the vibration isolation members 40; and hanging members 50 with bottom end portions connected to the frame body 2 and top end portions connected to a ceiling structure.SELECTED DRAWING: Figure 1
Patent JP-2021167524-A (JP)
Title: Fixing member, fixing structure of reinforcement member on structural body, and fixing method of reinforcement member on structural body
Inventor: ABE SHUHEI
IPC: E04B1/24
Filed: 2020-04-10
Abstract: To provide a fixing member, a fixing structure of a reinforcement member of a structural body using the same, and a fixing method thereof capable of corresponding to installation positions of various reinforcement members, and allowing the structural body to be efficiently reinforced.SOLUTION: In a fixing member 1, a rib 7 is connected to a generally rectangular fixing plate 3 through welding and like. The rib 7 is continuous so as to connect both ends of the fixing plate 3 from one general end to the other of the fixing plate 3. Also, bolt holes 5 are formed in the vicinity of four corners of the fixing plate 3. A gusset plate 9 is fixed on one side of the fixing plate 3 partitioned with the rib 7. Also, a stress receiving member 11 is fixed on the other side of the fixing plate 3 partitioned with the rib 7. The fixing member 1 has such a form that the rib 7 is not divided, but a conventional gusset plate is divided into the gusset plate 9 and the stress receiving member 11. In this way, the same fixing plate with the rib can be commonly used regardless of a position of the gusset plate 9.SELECTED DRAWING: Figure 1