Patents Assigned to Mazda Motor Corporation
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Publication number: 20250115203Abstract: A vehicle impact absorbing structure includes a side frame, a bumper beam, and an impact absorber compressively deformed by an impact load input to the bumper beam from the front of a vehicle. The impact absorber has a first portion and a second portion that extends from a front end of the side frame toward the front of the vehicle while being inclined outward in a vehicle width direction and is joined to a beam end portion of the bumper beam. At least a part of a rear end of the second portion is located on an outer side of a rear end of the first portion in the vehicle width direction, and the rear end of the first portion and the rear end of the second portion overlap a front end of the side frame in vehicle front view.Type: ApplicationFiled: October 1, 2024Publication date: April 10, 2025Applicant: Mazda Motor CorporationInventors: Takahiro OTANI, Masaaki TANAKA
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Publication number: 20250115299Abstract: A vehicle impact absorbing structure includes a side frame, a bumper beam, and an impact absorbing member that is compressively deformable by an impact load input to the bumper beam from the front of a vehicle. The impact absorbing member has: a first portion; and a second portion that extends from a front end of the side frame toward the front of the vehicle while being inclined outward in a vehicle width direction, and is joined to a beam end portion of the bumper beam. A Bending rigidity of the second portion against a load in the vehicle width direction, is higher than a bending rigidity of the first portion against the load in the vehicle width direction.Type: ApplicationFiled: October 1, 2024Publication date: April 10, 2025Applicant: Mazda Motor CorporationInventors: Takahiro OTANI, Masaaki TANAKA
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Publication number: 20250115301Abstract: A vehicle impact absorbing structure includes a side frame, a bumper beam, and an impact absorbing member compressively deformed by an impact load input to the bumper beam from the front of a vehicle. The impact absorbing member has: a first portion; and a second portion that extends from a front end of the side frame toward the front of the vehicle while being inclined outward in a vehicle width direction, and is joined to a beam end portion of the bumper beam. The impact absorbing member has a common member that is provided across the first portion and the second portion and forms a part of each of the first portion and the second portion.Type: ApplicationFiled: October 1, 2024Publication date: April 10, 2025Applicant: Mazda Motor CorporationInventors: Takahiro OTANI, Masaaki TANAKA
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Publication number: 20250115111Abstract: An electric automobile, in which a driver's seat and an assistant driver's seat are provided in line in a vehicle width direction, comprises an assistant-driver's-seat side battery unit installed at an assistant-driver's-seat side of a vehicle body, and a motor to drive a driving wheel when receiving supply of electric power from the assistant-driver's-seat side battery unit. The assistant-driver's-seat side battery unit is positioned on a vehicle forward side of a hip point of a driver seated in the driver's seat and also on the vehicle forward side of a cushion portion which forms a sitting face of the assistant driver's seat.Type: ApplicationFiled: October 7, 2024Publication date: April 10, 2025Applicant: MAZDA MOTOR CORPORATIONInventors: Naoki KANEKO, Masanori MOCHIZUKI
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Publication number: 20250115112Abstract: An electric automobile comprises a drive shaft provided on a vehicle forward or rearward side of a tunnel portion formed at a floor panel and operative to transmit a rotational force of a motor to a driving wheel. The motor is provided between the tunnel portion and the drive shaft. A battery arrangement portion where a battery is possibly arranged is provided such that at least part thereof overlaps the motor in a side view.Type: ApplicationFiled: October 9, 2024Publication date: April 10, 2025Applicant: MAZDA MOTOR CORPORATIONInventors: Naoki KANEKO, Masanori MOCHIZUKI
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Publication number: 20250115110Abstract: An electric automobile, in which a driver's seat and an assistant driver's seat are provided in line in a vehicle width direction, comprises an assistant-driver's-seat side battery installed on a vehicle forward side of the assistant driver's seat, a motor operative to drive a driving wheel when receiving supply of electric power from the assistant-driver's-seat side battery, and a battery-moving device to move the assistant-driver's-seat side battery in a vehicle longitudinal direction and/or in the vehicle width direction.Type: ApplicationFiled: October 7, 2024Publication date: April 10, 2025Applicant: MAZDA MOTOR CORPORATIONInventors: Naoki KANEKO, Masanori MOCHIZUKI
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Publication number: 20250115741Abstract: A conductive resin composition contains matrix resin, coke powder, carbon fiber, and a phosphorus-based flame retardant including (poly)phosphate. The volume mean particle diameter of the coke powder is not less than 1 ?m and not more than 500 ?m. The content of the coke powder in the conductive resin composition is not less than 5 mass % and not more than 17 mass %. The aspect ratio of the carbon fiber is not less than 3 and not more than 1700. The content of the carbon fiber in the conductive resin composition is not less than 0.5 mass % and not more than 5 mass %. The content of the phosphorus-based flame retardant in the conductive resin composition is not less than 10 mass %.Type: ApplicationFiled: October 1, 2024Publication date: April 10, 2025Applicants: MAZDA MOTOR CORPORATION, ADEKA CORPORATIONInventors: Shuhei YASUDA, Junichi OGAWA, Yuhei KATSUMA, Keisuke BANNO, Yohei INAGAKI, Atsushi SAKAI, Yutaka YONEZAWA
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Publication number: 20250115109Abstract: An electric automobile comprises a battery unit installed in a tunnel portion of a floor panel and a motor provided on a forward or rearward side of the battery unit and operative to drive a driving wheel. The battery unit is configured such that its weight becomes heavier while being separated from the motor.Type: ApplicationFiled: October 7, 2024Publication date: April 10, 2025Applicant: MAZDA MOTOR CORPORATIONInventors: Naoki KANEKO, Masanori MOCHIZUKI
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Patent number: 12272996Abstract: An inverter is disposed adjacent to one end of a motor in a rotational axis direction. The inverter includes a plurality of power modules each including a switching element, a smoothing capacitor, busbars that connect the power modules to the smoothing capacitor, and a thin case that accommodates these components. The switching element is constituted by a silicon carbide metal oxide semiconductor field effect transistor (SiC MOSFET). The smoothing capacitor and each of the power modules are disposed in an inner portion of the thin case and arranged on the same plane orthogonal to the rotational axis direction.Type: GrantFiled: October 21, 2022Date of Patent: April 8, 2025Assignees: MAZDA MOTOR CORPORATION, ROHM CO., LTD.Inventors: Takayuki Sato, Akihiro Noda, Masashi Hayashiguchi
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Publication number: 20250109314Abstract: Provided is a moisture absorption film layered product that can be photocured by using ultraviolet ray, which can achieve curing in a short time, and that has both excellent defogging properties and abrasion resistance. A moisture absorption film layered product including a moisture absorption film formed on a surface of a substrate, wherein the moisture absorption film is formed by curing a photocurable resin composition containing a siloxane resin (A) having a (meth)acryloyl group, three particular (meth)acrylate monomers (B), (C), and (D), and a photo-initiator as essential components, a blending proportion of (A):(B):(C):(D) is 0.1 to 5:35 to 55:0.5 to 10:40 to 60, (B) is a bifunctional monomer having a hydroxy group, (C) is a monofunctional monomer having an ethylene glycol chain, and (D) is a monofunctional monomer having a hydroxy group.Type: ApplicationFiled: September 20, 2024Publication date: April 3, 2025Applicants: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD., Mazda Motor CorporationInventors: Takashi Saito, Tetsuya Maeda, Hiroto Matsui, Mitsuyoshi Kawabe, Daiji Katsura
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Patent number: 12263847Abstract: A driver abnormality determination apparatus includes circuitry configured to detect a driver state of a driver of a vehicle, detect a driving operation of the driver, detect an exertion level of an involuntary function of the driver based on the driver state, detect an exertion level of a driving function of the driver based on the driving operation; and determine driver abnormality based on the execution level of the involuntary function and the execution level of the driving function. On condition that a function level of one of the execution level of the involuntary function and the execution level of the driving function is equal to or lower than a specified determination criterion, the circuitry is configured to relax a determination criterion for the other function level.Type: GrantFiled: March 11, 2021Date of Patent: April 1, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Koji Iwase, Makoto Yoshida, Junichiro Kuwahara, Yohei Iwashita
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Patent number: 12264260Abstract: A multilayer coating film includes a lustrous layer containing a luster material and a colored layer containing a reddish coloring agent, and having translucency. Regarding a Y value of an XYZ colorimetric system calibrated with a standard white plate, when a light incident angle is 45°, Y(5°) represents a Y value of reflected light measured at a light receiving angle of 5°, and Y(15°) represents a Y value of reflected light measured at a light receiving angle of 15°, the lustrous layer satisfies the following: Y(5°) is 30 or more to 700 or less; Y(15°)=k×Y(5°) (where k is a coefficient); and k is 0.01 or more to 0.3 or less. The concentration of the reddish coloring agent in the colored layer is 1 mass % or more to 17 mass % or less.Type: GrantFiled: October 22, 2021Date of Patent: April 1, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Takakazu Yamane, Keiichi Okamoto, Kouji Teramoto, Ryuji Nonaka, Kazuteru Tamai, Eiichi Kawase, Tomohiro Fujimoto, Takayoshi Nakamoto
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Patent number: 12263725Abstract: A vehicle door is provided having an outer panel reinforced by a panel reinforcement and which is configured to generate low-frequency sound dominantly at the time of closing the door. The door has an outer panel openably/closably attached to a vehicle body by a front hinge; and a panel reinforcement extending in a vehicle front-rear direction on an inner side of the outer panel. The outer panel and the panel reinforcement are fixed by plural adhesion sections. The number of the adhesion sections in an upper area of the outer panel is larger than the number of the adhesion sections in a lower area of the outer panel. The number of the adhesion sections provided in a front lower area near the front hinge in the lower area is larger than the number of adhesion sections in a rear lower area away from the front hinge in the lower area.Type: GrantFiled: November 22, 2022Date of Patent: April 1, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Daisuke Nakayama, Tomohiro Komaji, Hidemitsu Shinhara, Masaki Mouri, Eiji Oro, Masayoshi Sannabe
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Patent number: 12263883Abstract: A vehicle-body structure comprises a dash panel, a pair of right-and-left front side frames, a pair of right-and-left side sills, a pair of right-and-left first longitudinal load-transmitting members respectively extending from respective vehicle-rear portions of the right-and-left front side frames to the right-and-left side sills along an upper face of the floor panel, and a pair of right-and-left second longitudinal load-transmitting members respectively extending from the respective vehicle-rear portions of the right-and-left front side frames toward a vehicle-front portion of the battery case along a lower face of the floor panel.Type: GrantFiled: March 14, 2022Date of Patent: April 1, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Takehiro Kamei, Takayuki Kimura
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Patent number: 12263783Abstract: A vehicle control system includes a plurality of zone ECUs and a central processing unit. Each zone ECU outputs a blinking timing signal for blinking a blinker installed in a vehicle on the basis of a blinking control signal received from the central processing unit. Furthermore, the zone ECUs are configured to be connected to each other via a local network, share blinking timing information of the blinker with another zone ECU via the local network, and adjust a blinking timing signal of the zone ECUs on the basis of the shared information.Type: GrantFiled: July 21, 2020Date of Patent: April 1, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Yoshimasa Kurokawa, Tetsuhiro Yamashita
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Patent number: D1068601Type: GrantFiled: January 25, 2023Date of Patent: April 1, 2025Assignee: MAZDA MOTOR CORPORATIONInventor: Mitsuhiro Kumeya
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Patent number: D1068608Type: GrantFiled: March 27, 2023Date of Patent: April 1, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Yoshito Iwauchi, Yuichiro Shida
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Patent number: D1069672Type: GrantFiled: October 28, 2022Date of Patent: April 8, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Yuichiro Shida, Tetsuo Suginuma
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Patent number: D1069673Type: GrantFiled: March 27, 2023Date of Patent: April 8, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Yoshito Iwauchi, Yuichiro Shida
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Patent number: D1069805Type: GrantFiled: November 18, 2021Date of Patent: April 8, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Kohei Harada, Hado Morokawa