Rotary peristaltic dome pump

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10022024
APP PUB NO 20170112332A1
SERIAL NO

15296452

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An exemplary refill unit for a foam dispenser includes a container for holding a foamable liquid and a liquid pump connected to the container and an outlet nozzle. The liquid pump has a rigid back plate and a flexible membrane. The flexible membrane and the rigid back plate form an arcuate shaped liquid pump chamber. The rigid back plate has a liquid inlet located proximate a first end of the arcuate shaped pump chamber and a liquid outlet located proximate a second end of the arcuate shaped pump chamber. The liquid pump is actuated by progressive compression of the flexible membrane against the back plate.

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Patent Owner(s)

  • GOJO INDUSTRIES, INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ciavarella, Nick E Seven Hills, US 162 2068
Levy, Stephen A Pittsburgh, US 1 8
McNulty, John J Broadview Heights, US 64 664

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