Method and apparatus for piston-actuated elastomer probe seal in a hydraulic coupling member

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8313105
APP PUB NO 20090315276A1
SERIAL NO

12189452

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Importance

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Abstract

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A female hydraulic coupling member has an elastomer probe seal molded to or abutting a ring-shaped metal base which is adapted to exert a compressive force on the probe seal when exposed to hydraulic fluid pressure. The compressive force causes the seal to expand in a radial direction thereby increasing its sealing effectiveness. A retainer nut for holding the seal in the receiving chamber may have a angled surface which acts to urge the seal in an inward, radial direction when an axial, compressive force is applied to the seal.

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Patent Owner(s)

Patent OwnerAddress
NATIONAL COUPLING COMPANY INC1316 STAFFORDSHIRE ROAD STAFFORD TX 77477

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Smith,, III Robert E Missouri City, US 48 166

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