Title:
BOGIE FOR RAILWAY VEHICLE
Document Type and Number:
Japanese Patent JP3875303
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To easily fix a cooling pipe by providing a stationary member on the outer circumference of a hollow fixed axle for connecting a wheel to a joint, fixing a second joint to a pipe of refrigerant, and performing the connection to a third joint through a screw.
SOLUTION: An end of each cooling pipe 61, 62 is fixed to a joint 63 which is positioned in a fixed axle 10 and connected to a stationary member 30. A cooling water path at the other end of joint 63 is connected to the stationary member 30 via joints 65, 67, and an L-shaped path is formed at the joint 63. At the ends of the joints 64, 65 on the side of the joint 63 screws for a pipe are provided and the screws are connected to the joint 63. The joints 66, 67 are connected to the stationary member 30. Accordingly, the fixing work for refrigerant pipe can be made easily.
Inventors:
Motonaga Koichi
Hiraishi Motomi
Hiraishi Motomi
Application Number:
JP6055196A
Publication Date:
January 31, 2007
Filing Date:
March 18, 1996
Export Citation:
Assignee:
株式会社日立製作所
日立笠戸メカニクス株式会社
財団法人鉄道総合技術研究所
日立笠戸メカニクス株式会社
財団法人鉄道総合技術研究所
International Classes:
B61C9/38; B61C9/44; B61C3/00; B61C9/48; B61C17/00; B61F5/50; (IPC1-7): B61C9/38; B61C17/00; B61F5/50
Domestic Patent References:
JP5344680A | ||||
JP7107705A | ||||
JP63069445A | ||||
JP8065959A | ||||
JP7009993A |
Foreign References:
EP0623988A1 |
Attorney, Agent or Firm:
Katsuo Ogawa
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