发明授权
- 专利标题: Railcar bogie
- 专利标题(中): 铁路车转向架
-
申请号: US13501190申请日: 2011-04-07
-
公开(公告)号: US08656839B2公开(公告)日: 2014-02-25
- 发明人: Takehiro Nishimura , Shunichi Nakao , Takeyoshi Kusunoki
- 申请人: Takehiro Nishimura , Shunichi Nakao , Takeyoshi Kusunoki
- 申请人地址: JP Kobe
- 专利权人: Kawasaki Jukogyo Kabushiki Kaisha
- 当前专利权人: Kawasaki Jukogyo Kabushiki Kaisha
- 当前专利权人地址: JP Kobe
- 代理机构: Oliff PLC
- 国际申请: PCT/JP2011/002072 WO 20110407
- 国际公布: WO2012/137257 WO 20121011
- 主分类号: B61F5/52
- IPC分类号: B61F5/52 ; B61F5/30 ; B61F5/38
摘要:
A railcar bogie includes: a cross beam configured to support a carbody; a pair of front and rear axles respectively provided on front and rear sides of the cross beam so as to extend along a crosswise direction; bearings respectively provided on both crosswise-direction sides of each of the axles and configured to rotatably support the axles; bearing accommodating portions configured to respectively accommodate the bearings; and plate springs extending in a front-rear direction so as to be respectively supported by both crosswise-direction end portions of the cross beam, end portions of each of the plate springs being respectively supported by the bearing accommodating portions. Each of the bearing accommodating portions includes: a case portion configured to accommodate the bearing; and supporting portions configured to support the plate springs. The plate springs are supported by the supporting portions on a center side of the axle in the front-rear direction.
公开/授权文献
- US20120279416A1 RAILCAR BOGIE 公开/授权日:2012-11-08
信息查询