Pump chambers minimizing formation of deposits

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United States of America Patent

PATENT NO 4300870
SERIAL NO

06029493

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Pump chambers usable in beverage makers, for example, have a liquid-contacting heated surface provided with abrupt discontinuities--e.g. sharp edges or corners--to promote flaking-off of mineral deposits. These edges may be fins of rectangular or triangular cross-section.

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Patent Owner(s)

  • HAMILTON BEACH/PROCTOR-SILEX, INC.;WEAR-EVER ALUMINUM, INC.;WEAR-EVER-PROCTORSILEX, A DE CORP., GENERAL PARTNERSHIP OF OH., GENERAL PARTNERS ARE PROCTOR-SILEX, INC

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cox, Charles E Norristown, PA 18 283
Eeckhout, Roger V Warminster, PA 4 41

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