Title:
DEVICE FOR SUPPORTING AXLE BOX OF RAILROAD VEHICLE BOGIE
Document Type and Number:
WIPO Patent Application WO/2016/125447
Kind Code:
A1
Abstract:
The present invention provides a device for supporting an axle box of a railroad vehicle bogie, the device connects an axle box that houses therein a bearing supporting a wheel axle to a bogie frame, and the device is provided with: an axle arm having an axle arm main body which extends from the axle box in the vehicle lengthwise direction, and having an axle arm end which is provided at the leading end of the axle arm main body and which has a cylindrical portion opened at both sides in the vehicle widthwise direction; an axle fitted in the internal space of the cylindrical portion in the vehicle widthwise direction; an elastic bush fitted between the cylindrical portion and the axle; and a strike plate which is provided to the bogie frame, and is connected to both ends of the axle. The cylindrical portion is dividable into a first half cylinder part formed integrally with the axle arm main body, and a second half cylinder part superposed on the first half cylinder part in the vertical direction.
Inventors:
OKUMURA YASUFUMI
Application Number:
PCT/JP2016/000342
Publication Date:
August 11, 2016
Filing Date:
January 25, 2016
Export Citation:
Assignee:
KAWASAKI HEAVY IND LTD (JP)
International Classes:
B61F5/30; B61F5/52
Foreign References:
| US20110253004A1 | 2011-10-20 | |||
| JPH10278791A | 1998-10-20 | |||
| US3013808A | 1961-12-19 | |||
| JPH08324427A | 1996-12-10 | |||
| US2740622A | 1956-04-03 | |||
| JP2002211395A | 2002-07-31 |
Attorney, Agent or Firm:
PATENT CORPORATE BODY ARCO PATENT OFFICE (JP)
Patent business corporation Owner old patent firm (JP)
Patent business corporation Owner old patent firm (JP)
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