Bulk unloader follower seal

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12007028
APP PUB NO 20200318739A1
SERIAL NO

16769615

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Importance

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Abstract

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A pump follower for use in a container storing a material includes a body configured to be inserted into the container, the body having a material contacting surface configured to contact the material in the container and a peripheral surface substantially perpendicular to the material contacting surface. A groove is defined on the peripheral surface of the body and a sealing element is disposed in the groove and configured to slidably contact the container. The sealing element has a channel defined within, where the sealing element is configured to be compressed when the pump follower is inserted into the container, such that the channel decreases in size. A sealing element for use with a pump follower is also disclosed. The sealing element has a body has an outer surface, a first side, and a second side, and a channel defined within the sealing element body.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
NORDSON CORPORATION28601 CLEMENS ROAD WESTLAKE OH 44145

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Romanin, Mario Amherst, US 12 127

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