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公开(公告)号：US20190300059A1
公开(公告)日：2019-10-03
申请号：US16346757
申请日：2017-10-27
Applicant: MAZDA MOTOR CORPORATION
Inventor： Katsuyuki KOMIYA , Yasushi ISHIKAWA
Abstract: A front subframe structure includes a subframe body and a pair of right and left longitudinal members. The subframe body includes an arm front-side supporting portion, an arm rear-side supporting portion, and a detaching portion. Each of the longitudinal members has, in the rear part thereof, a bent portion that is further in the vehicle width direction outer side with respect to the arm front-side supporting portion. A lower arm has, in the rear part thereof, a longitudinally extending portion. The rear face portion of the bent portion, and the front face portion which is in the front side of the longitudinally extending portion of the lower arm extend substantially parallel to each other along the vehicle width direction. A reinforcing portion is provided on a face of the rear face portion of the bent portion, the face opposing the front face portion of the longitudinally extending portion.
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公开(公告)号：US20190061821A1
公开(公告)日：2019-02-28
申请号：US15761738
申请日：2016-11-02
Applicant: MAZDA MOTOR CORPORATION
Inventor： Masaaki TANAKA , Katsuyuki KOMIYA
Abstract: A rear subframe structure is provided with a rear subframe configured such that a front cross member, a rear cross member, a pair of left and right upper side members, and a pair of left and right lower side members are connected; and a vehicle-body mounting portion formed on each of both ends of the front cross member, and on each of rear ends of the upper side members. The rear subframe further includes a pillar portion formed between the upper side member and the lower side member; a first-arm support portion formed on the pillar portion to support a first arm; a second-arm support portion formed on the pillar portion to support a second arm; and an arm support bracket to support the second-arm support portion from a rear side.
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公开(公告)号：US20180273093A1
公开(公告)日：2018-09-27
申请号：US15761925
申请日：2016-11-02
Applicant: MAZDA MOTOR CORPORATION
Inventor： Masaaki TANAKA , Katsuyuki KOMIYA
Abstract: A rear subframe structure is provided with a rear subframe including a front cross member, and a pair of left and right side members connected to the front cross member, and further including a vehicle-body mounting portion formed on both ends of the front cross member. The rear subframe includes a tunnel portion formed in a middle of a lower portion of the front cross member, and a brace extending in the vehicle width direction, and including a tunnel-portion mounting portion on left and right ends thereof. The brace includes a middle downwardly bulging portion bulging downwardly, and an upwardly bulging portion continued outwardly of the middle downwardly bulging portion and bulging upwardly. An inflection point between the middle downwardly bulging portion and the upwardly bulging portion is substantially located on an imaginary line linearly connecting the left and right tunnel-portion mounting portions in the vehicle width direction.
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公开(公告)号：US20180265135A1
公开(公告)日：2018-09-20
申请号：US15762672
申请日：2016-11-01
Applicant: MAZDA MOTOR CORPORATION
Inventor： Katsuyuki KOMIYA , Masaaki TANAKA
CPC classification number: B62D21/155 , B60R19/34 , B62D21/06 , B62D21/11
Abstract: In the front part of the front sub-frame (5), provided are a sub-crash can attachment part (12) and a tension rod supporting part (14); a front vehicle body attachment part (13) is provided between the two parts; the sus-cross member (73) is provided in the front vehicle body attachment part (13) and the tension rod supporting part (14); the front-side vehicle body attaching portion (13) includes a sub crash can load transmitting member (30); and the upper face portion (21) of the front vehicle body attachment part (13) and the partition wall (33) of the sub-crash can load transferring member (30) are spaced apart in the vertical direction and extend in the longitudinal direction of the vehicle.
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公开(公告)号：US20180281860A1
公开(公告)日：2018-10-04
申请号：US15761906
申请日：2016-11-02
Applicant: MAZDA MOTOR CORPORATION
Inventor： Masaaki TANAKA , Katsuyuki KOMIYA
Abstract: A rear subframe structure is provided with a rear subframe configured such that a front cross member, a rear cross member, a pair of left and right upper side members, and a pair of left and right lower side members are connected; and a vehicle-body mounting portion formed on each of both ends of the front cross member, and on each of rear ends of the upper side members. The rear subframe further includes a vertical-wall-shaped pillar portion held and fixed between a lateral portion of the front cross member in the vehicle width direction and the upper side member, and extending in the vehicle width direction. A lower portion of the pillar portion is connected to the lower side member, an upper-arm support portion is formed on an upper portion of the pillar portion, and a lower-arm support portion is formed on a lower portion of the pillar portion.
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Patent Agency Ranking
公开(公告)号：US20180273094A1
公开(公告)日：2018-09-27
申请号：US15762684
申请日：2016-11-01
Applicant: MAZDA MOTOR CORPORATION
Inventor： Katsuyuki KOMIYA , Masaaki TANAKA
CPC classification number: B62D21/11 , B62D7/163 , B62D21/155
Abstract: A tension rod supporting part (14) is provided at a sub-frame front structure (10) of a front part of a front sub-frame (5); the side member (6) is disposed upward in one side and extended rearward from the tension rod supporting part (14); a rack arrangement step (A) opened downward for arranging a steering rack (55) is formed behind the tension rod supporting portion (14) and under the side member (6); and a stabilizer support part (62) is provided in the rack arrangement step (A).
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公开(公告)号：US20180265131A1
公开(公告)日：2018-09-20
申请号：US15761744
申请日：2016-11-02
Applicant: MAZDA MOTOR CORPORATION
Inventor： Masaaki TANAKA , Katsuyuki KOMIYA
CPC classification number: B62D21/11 , B60G3/20 , B60G7/02 , B60G2200/18 , B60G2204/15 , B60G2206/60 , B60K17/16
Abstract: A rear subframe structure is provided with a rear subframe configured such that a front cross member, a rear cross member, a pair of left and right upper side members, and a pair of left and right lower side members are connected; and a vehicle-body mounting portion formed. The rear subframe further includes a lower-arm support portion. The front cross member has a closed section, and a front portion of the closed section extends downwardly by forward and downward inclination of a left lateral portion and a right lateral portion of the front cross member. The lower-arm support portion is formed on a lower rear portion of the left lateral portion and the right lateral portion of the front cross member. The upper side member is connected to an upper rear portion of the left lateral portion and the right lateral portion of the front cross member.
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公开(公告)号：US20180281863A1
公开(公告)日：2018-10-04
申请号：US15906140
申请日：2018-02-27
Applicant: Y-TEC CORPORATION , MAZDA MOTOR CORPORATION
Inventor： Tomohisa DAIKOKUYA , Yasunari JINBO , Katsuyuki KOMIYA , Yoko TAKANASHI
Abstract: The present application discloses front chassis structure including set plate to which impact absorber is connected. Front chassis structure includes: pillar member having inner support plate portion for supporting impact absorber, outer support plate portion for supporting impact absorber in cooperation with inner support portion, and pillar portion having horizontal cross-section bulging rearward from inner and outer support plate portions; connection member for connecting pillar portion to vehicle body; front side member extending rearward from pillar member; and projecting member projecting outward from pillar member. Set plate is mounted on the outer and inner support plate portions. Projecting member includes front end covered by outer support plate portion. Projecting member is connected to front side member so that projecting member presses front side member inward under moment around connection member, moment being generated at collision of automobile.
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公开(公告)号：US20160207575A1
公开(公告)日：2016-07-21
申请号：US14988850
申请日：2016-01-06
Applicant: MAZDA MOTOR CORPORATION
Inventor： Masaaki TANAKA , Katsuyuki KOMIYA
CPC classification number: B62D21/11 , B60G3/20 , B60G2200/18
Abstract: A sub frame structure of a vehicle comprises a pair of right-and-left side members and a front cross member interconnecting the side members in a vehicle width direction. The side member includes a front support bracket and a rear member holding member which are arranged along the vehicle longitudinal direction and to which a front connection portion and a rear connection portion of the upper-side lower arm are pivotally connected, and comprises a front part positioned in front of the front support bracket. Herein, the front part of the side member is rigidly connected to a floor frame of a vehicle body at its front end and configured in a long shape such that the front part extends obliquely forward and outward, in the vehicle width direction, from a position where the front support bracket is provided.
Abstract translation: 车辆的副车架结构包括一对左右侧部件和将侧部部件沿车辆宽度方向互连的前部横梁。 侧构件包括沿着车辆纵向布置的前支撑托架和后构件保持构件，并且上侧下臂的前连接部分和后连接部分枢转地连接到该前部支撑托架和后构件保持构件，并且包括前部 位于前支撑支架前面。 这里，侧部件的前部在其前端刚性地连接到车体的地板框架，并且构造成长形状，使得前部部分在车辆宽度方向上从车辆宽度方向向前和向外倾斜， 其中提供前支撑支架。
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公开(公告)号：US20200207417A1
公开(公告)日：2020-07-02
申请号：US15761767
申请日：2016-11-02
Applicant: MAZDA MOTOR CORPORATION
Inventor： Masaaki TANAKA , Katsuyuki KOMIYA
Abstract: A rear subframe structure is provided with a rear subframe configured such that a front cross member, a rear cross member, a pair of left and right upper side members, and a pair of left and right lower side members are connected; and a vehicle-body mounting portion formed on each of both ends of the front cross member, and on each of rear ends of the upper side members. The rear subframe further includes a lower-arm support portion formed on a lower lateral portion of the rear cross member, and a stabilizer support member for supporting a stabilizer. The rear cross member connects the upper side members and the lower side members. The rear cross member includes an upper-surface rear-side projection portion projecting rearwardly. The stabilizer support member is mounted between the lower-arm support portion and the upper-surface rear-side projection portion of the rear cross member.
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