Brush plate

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United States of America Patent

PATENT NO 9893601
SERIAL NO

14704545

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A brush plate has an insulating substrate, at least one pair of brushes mounted on the insulating substrate, and a conductor for supplying power to the brushes. The conductor includes at least one overheat protection portion having a smaller cross sectional area than adjacent portions of the conductor. By integrally forming the overheat protection portions on the conductors, no extra overheat protection device is required. Preferably, the overheat protection portion has a bent structure. The bent structure may be U-shape, Z-shape, M-shape or wave-shape. The bent structure can increase the anti-shock capability of the conductor and shorten the response time of the overheat protection portion.

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Patent Owner(s)

Patent OwnerAddress
JOHNSON ELECTRIC INTERNATIONAL AGFREIBURGSTRASSE 33 MURTEN 3280

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chung, Ming Yau Hong Kong, CN 2 0

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