Safety grating for riser of a septic tank

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United States of America Patent

PATENT NO 11725361
APP PUB NO 20200385973A1
SERIAL NO

16814157

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Importance

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Abstract

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A safety grating has an arch shape cross section and is useful within a riser having a frusto-conical shape wall which riser is attached to a septic tank or another structure. The grating comprises a hub and radially extending arms, one or more of which is rotatable relative to the hub length at a hinge joint, to decrease the size of the grating and enable installation of the grating by passing the grating a smaller end opening of a riser.

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Patent Owner(s)

Patent OwnerAddress
INFILTRATOR WATER TECHNOLOGIES LLC4 BUSINESS PARK RD OLD SAYBROOK CT 06475

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Holbrook, Paul R Old Saybrook, US 43 471
Trude, Gregory Bristol, US 39 986

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