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AssigneeCrrc Qiqihar Rolling Stock Co., Ltd.
InventorsYingjun Cui, Yan Jiang, Pengdi Jin, Yan Wang, Changchun Wang, Qingmin Meng
Estimating the term…
A railway vehicle, a coupler, and a coupler body thereof. The coupler body comprises an upper traction platform, a lower traction platform, a lock chamber, and a pin hole. A traction surface of an upper traction platform and/or a lower traction platform is divided into a contact area and a yielding area along the direction approaching the lock chamber, an extension face of the end of the contact area close to the lock chamber is an M2 face, and the yielding area is positioned at the side of the M2 face close to the pin hole. The yielding area is positioned on the side of the contact area next to the lock chamber and there is a gap and no contact between the yielding area and a traction platform of a coupler knuckle.
A coupler body, comprising an upper traction platform, a lower traction platform, a lock chamber and a pin hole, wherein a traction surface of the upper traction platform and/or the lower traction platform is divided into a contact area and an avoidance area, wherein the avoidance area is closer to the lock chamber than the contact area an extension surface of one end of the contact area close to the lock chamber is defined as M2, and the avoidance area is located on one side of the M2 surface close to the pin hole;
Dependencies are inferred from the claim text.