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Title:
ELECTRIC TOOL
Document Type and Number:
Japanese Patent JP2013129025
Kind Code:
A
Abstract:

To provide an electric tool which includes a bearing dustproof structure having a compact structure and sufficient dustproof performance.

The electric tool includes a motor 31 as a driving source, the motor shaft 32 of the motor 31, and a bearing 18 for pivotally supporting the motor shaft 32. The electric tool includes a labyrinth forming member 20 mounted on the outer ring 18a of the bearing 18, and a dustproof collar 40 fixed to the motor shaft 32. A labyrinth gap is formed between the labyrinth forming member 20 and the dustproof collar 40.


Inventors:
WADA YASUO
KODERA TOSHIHIDE
SATO TAKENARI
FUJITA YUKITO
Application Number:
JP2011280680A
Publication Date:
July 04, 2013
Filing Date:
December 22, 2011
Export Citation:
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Assignee:
RYOBI LTD
International Classes:
B25F5/00; F16C19/06; F16C33/80



 
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