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Title:
軸受パッキン
Document Type and Number:
Japanese Patent JP5143888
Kind Code:
B2
Abstract:

To reliably prevent leakage of grease; and to prevent an obstacle to flow grease base oil by deforming a rubber made packing body.

A packing for bearing 20 is provided at a side edge of a bearing cover 14 that includes: an annular filling chamber 14b annularly formed along a gap between outer and inner rings of the bearing, and including an opening at the side edge of the bearing; and an outer filling chamber 14c partially enlarged and formed at the outside of the annular filling chamber 14b, and having an opening at the side edge of the bearing. The packing also includes a rubber made rubber plate 21 having a deformability to dispose the packing along an angular direction of the side edge of the bearing; and a plate-like reinforcing member 22 disposed at one side of the rubber plate 21.

COPYRIGHT: (C)2011,JPO&INPIT


Inventors:
Sumiko Hibino
Kazuo Nakamura
Koichi Matsuoka
Takashi Nagayama
Minoru Kitamura
Teruhiko Sunohara
Application Number:
JP2010272831A
Publication Date:
February 13, 2013
Filing Date:
December 07, 2010
Export Citation:
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Assignee:
Railway Technical Research Institute
Toshiba Corporation
International Classes:
F16C33/66; F16C33/76
Domestic Patent References:
JP5071544A
JP2000293979A
JP2000145971A
JP2009228862A
Attorney, Agent or Firm:
Masatake Shiga
Tadashi Takahashi
Takashi Watanabe
Suzuki Mitsuyoshi
Kazuya Nishi
Yasuhiko Murayama



 
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