Coupling arrangement

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United States of America Patent

PATENT NO 9377146
APP PUB NO 20130199644A1
SERIAL NO

13821066

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Abstract

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A coupling arrangement for fluid coupling a worktool to a machine comprising at least one coupler assembly slideably mounted in a cavity for coupling a machine fluid circuit and a work tool fluid circuit, the coupler assembly partitioning the cavity to form a chamber; a diversion path connecting the machine fluid circuit to the chamber; and a check valve positioned in the diversion path for flow of fluid from the machine fluid circuit to the chamber to generate a force on the coupler assembly for maintaining the fluid coupling.

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Patent Owner(s)

Patent OwnerAddress
CATERPILLAR WORK TOOLS B V5232 BJ 'S-HERTOGENBOSCH

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jongebloed, Holger Schortens, DE 7 27
Luyendijk, Dirk Jacobus RE Heeswijk-Dinther, NL 10 58
Van, Hooft Cornelius Antonius Maria AH Helvoirt, NL 6 27

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