Railway vehicle
AssigneeMitsubishi Heavy Industries Engineering, Ltd.
InventorsKatsuya KUROKI, Akihisa KAWAUCHI, Hiroyuki KONO, Takeshi KORA, Yoshinori MITSUI, Eigo HAYASHI
Life of this patent
Estimating the term…
Abstract
This railway vehicle is provided with: a bracket including a contact surface which is in contact with a second surface of a second plate member, and also including a recess which is provided in a portion facing an uneven surface; and a dynamic vibration absorber including a damper section which is located on the side opposite the contact surface and which is affixed to the bracket, and also including a weight section which is disposed on the side opposite the side to which the bracket is provided and which is disposed on the damper section. The bracket is separated from the uneven surface.
Claims7
A railway vehicle comprising:
- a vehicle body;
- a suspension frame having a first plate member which is fixed to a lower portion of the vehicle body and extends downward from the vehicle body and in a traveling direction of the vehicle body, a second plate member having a first surface which is in contact with an end surface of the first plate member, and a second surface which is located on the side opposite to the first surface, a welded portion which is disposed on the first surface and connects the first plate member and the second plate member to each other, and an uneven surface which includes a plurality of concavities and convexities provided in a portion which is located on the side opposite to the welded portion, of the second surface;
- a bogie device which includes a driving source and a wheel set which is rotationally driven by the driving source;
- a traction link which is connected to the wheel set and the suspension frame and extends in the traveling direction of the vehicle body;
- a bracket which includes a contact surface which is in contact with the second surface, and a recess provided in a portion facing the uneven surface;
- and
- a dynamic vibration absorber which includes a damper section which is located on the side opposite to the contact surface and fixed to the bracket, and a weight section which is located on the side opposite to the side where the bracket is provided, and is disposed on the damper section,
- wherein the bracket is separated from the uneven surface.
Dependencies are inferred from the claim text.