Pipe coupler

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5163717
SERIAL NO

07603066

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A coupler for use with pipe is disclosed having a unitary tubular structure with an inner and an outer surface. The inner surface has at least one and preferably three interiorly depending ribs. The outer surface is preferably corrugated and has formed therein a plurality of valleys. The inner surface also has a plurality of valleys formed therein which may have associated therewith pressure beads. The inner surface valleys are disposed between adjacent interiorly depending ribs. The coupler preferably has its tubular structure encircled with means for clamping the coupler more tightly to a pipe. Also disclosed is the combination of the coupler securing adjacent pieces of corrugated double-wall plastic pipe to one another.

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Patent Owner(s)

Patent OwnerAddress
ADVANCED DRAINAGE SYSTEMS INC A CORP OF OH3300 RIVERSIDE DRIVE COLUMBUS OH 43221

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Wise, John Hamilton, OH 17 117

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