Title:
RAILWAY VEHICLE WHEEL WITH BRAKE DISC
Document Type and Number:
Japanese Patent JP2009002375
Kind Code:
A
Abstract:
To provide structure, in which a force acting among bolts 17, 18 and nuts 19, 20 to suppress reduction in axial force even if brake discs 15, 16 are thermally expanded in braking, and the nuts 19, 20 and conical springs 13, 13 are not liable to interfere with other members.
The first brake disc 15 is connected with a railway vehicle wheel 3 by the first bolt 17 and the first nut 19. The second brake disc 16 is connected with the railway vehicle wheel 3 by the second bolt 18 and the second nut 20. The nuts 19, 20, and conical spring 13, 13 are respectively disposed in cutouts 24, 24 formed to the brake discs 15, 16. Therefore, the above problem is solved.
Inventors:
MURATA YUKIO
TAKAHASHI HIDEAKI
HASEGAWA HIDEYUKI
KAMIBAYASHI KENJIRO
KOBAYASHI SATOSHI
TAKAHASHI HIDEAKI
HASEGAWA HIDEYUKI
KAMIBAYASHI KENJIRO
KOBAYASHI SATOSHI
Application Number:
JP2007161321A
Publication Date:
January 08, 2009
Filing Date:
June 19, 2007
Export Citation:
Assignee:
AKEBONO BRAKE IND
TOKAI RYOKAKU TETSUDO KK
TOKAI RYOKAKU TETSUDO KK
International Classes:
F16D65/12; B61H5/00
Attorney, Agent or Firm:
Takeo Koyama
Takashi Daejeon
Masaki Muto
Kinzo Koyama
Takashi Daejeon
Masaki Muto
Kinzo Koyama