Title:
WHEEL DRIVING BEARING UNIT
Document Type and Number:
Japanese Patent JP2002178708
Kind Code:
A
Abstract:
To inexpensively provide a structure for preventing an entrance of foreign matters into a line engaging part of a spline hole 15 and a spline shaft 17b.
A cap 32 is fitted to and installed in an outer end part of a hub 4b to block up the outer end side of the spline engaging part. A seal ring 39 is fitted around a base end part of the spline shaft 17b to block up the inner end side of the spline engaging part. The cap 32 is made of an inexpensive synthetic resin to attain the purpose.
Inventors:
OUCHI HIDEO
SHIBUYA HIDESHI
SHIBUYA HIDESHI
Application Number:
JP2000374400A
Publication Date:
June 26, 2002
Filing Date:
December 08, 2000
Export Citation:
Assignee:
NSK LTD
International Classes:
B60B35/16; B60B35/14; F16C19/18; F16D3/20; (IPC1-7): B60B35/16; B60B35/14; F16C19/18; F16D3/20
Attorney, Agent or Firm:
Takeo Koyama (1 person outside)
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