Electric park brake for a multiple piston caliper

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United States of America Patent

PATENT NO 9879739
SERIAL NO

15140689

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A brake system comprising: (a) a body assembly comprising: (i) an outboard side, (ii) an inboard side, (iii) a bridge extending between and connecting the inboard side and the outboard side, and (iv) two or more piston assemblies located entirely on the outboard side, entirely on the inboard side, or located both on the inboard side and the outboard side; and (b) an electric brake assembly comprising: (i) one or more differential assemblies in communication with the body assembly and each of the two or more piston assemblies; wherein the one or more differential assemblies provide power equally to each of the two or more piston assemblies so that each of the piston assemblies are moved axially in unison until a resistance of one of the two or more piston assemblies becomes higher than a remainder of the two or more piston assemblies and the one or more differential assemblies transfer power from the piston assembly with the higher resistance to the remainder of piston assemblies with a lower resistance so that the piston assembly with the higher resistance ceases to move and additional power is supplied to the remainder of the piston assemblies.

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Patent Owner(s)

  • AKEBONO BRAKE INDUSTRY CO., LTD.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chelaidite, Galus South Lyon, US 47 236
Gutelius, Kenneth Eric Lake Orion, US 10 123

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