Title:
BRUSH
Document Type and Number:
Japanese Patent JP2006050736
Kind Code:
A
Abstract:
To provide a brush having a boundary surface simply and visually confirmed during an operation and disposed between a low resistance layer and high and intermediate resistance layers located under the low resistance layer.
In the brush comprising a triple-layer structure including the high, intermediate and low resistance layers, a lead wire is connected to the low resistance layer, the high and intermediate resistance layers as a sliding face are disposed under the low resistance layer, and a line or a groove is formed on the boundary surface between the low resistance layer and the high and intermediate resistance layers located under the low resistance layer.
Inventors:
SAITO YUJI
Application Number:
JP2004226679A
Publication Date:
February 16, 2006
Filing Date:
August 03, 2004
Export Citation:
Assignee:
HITACHI CHEMICAL CO LTD
International Classes:
H02K13/00; H01R39/26