发明名称 Straddle-type vehicle
摘要 A motorcycle includes an engine, a first main frame extending in top-to-bottom and front-to-rear directions with respect to the vehicle to support the engine, a first rear frame extending from the first main frame rearwardly with respect to the vehicle and connected with the first main frame in at least two locations, an exhaust pipe that discharges exhaust gases from the engine to the outside, and a silencer attached to a rear portion of the exhaust pipe, at least a portion of the silencer being located below the first rear frame. A rear portion of the silencer is connected with the first rear frame. At least one of a front portion of the silencer and the exhaust pipe is connected with the first main frame below the first rear frame.
申请公布号 US9334008(B2) 申请公布日期 2016.05.10
申请号 US201414205680 申请日期 2014.03.12
申请人 YAMAHA HATSUDOKI KABUSHIKI KAISHA 发明人 Murayama Yuki
分类号 B62K11/02;B62M7/02;B62K11/04 主分类号 B62K11/02
代理机构 Keating and Bennett, LLP 代理人 Keating and Bennett, LLP
主权项 1. A straddle-type vehicle comprising: an engine; a body frame supporting the engine; and an exhaust system configured to discharge exhaust gases from the engine to an outside; wherein the body frame includes a first main frame extending in top-to-bottom and front-to-rear directions with respect to the vehicle and a first rear frame extending from the first main frame rearwardly with respect to the vehicle and connected with the first main frame in at least two locations; the exhaust system includes an exhaust pipe connected with the engine and a silencer attached to a rear portion of the exhaust pipe; a rear portion of the silencer is connected with the first rear frame; at least one of a front portion of the silencer and the rear portion of the exhaust pipe is connected with the first main frame below the first rear frame; the first rear frame includes: a first upper frame extending from the first main frame rearwardly with respect to the vehicle; anda first lower frame located below the first upper frame and extending from the first main frame rearwardly with respect to the vehicle to be connected with a rear portion of the first upper frame; the body frame further includes: a second main frame located such that the first and second main frames are arranged in a vehicle width direction, the second main frame extending in the top-to-bottom and front-to-rear directions with respect to the vehicle to support the engine; anda second rear frame located such that the first and second rear frames are arranged in the vehicle width direction, the second rear frame extending from the second main frame rearwardly with respect to the vehicle and connected with the second main frame in at least two locations; the second rear frame includes: a second upper frame extending from the second main frame rearwardly with respect to the vehicle; anda second lower frame located below the second upper frame and extending from the second main frame rearwardly with respect to the vehicle and connected with a rear portion of the second upper frame; the first lower frame is connected to the first main frame at a location that is higher than a location where the second lower frame is connected to the second main frame; the silencer is positioned opposite the second lower frame with respect to a vehicle centerline extending in the front-to-rear direction so that the silencer overlaps at least a portion of the second lower frame as viewed from the side of the vehicle; at least a portion of the first lower frame is located higher than the second lower frame as viewed from a side of the vehicle; and at least a portion of the silencer is positioned below the first lower frame so as to overlap the first lower frame as viewed from above the vehicle.
地址 Shizuoka JP
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