Gasoline vapor recovery system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4295504
SERIAL NO

06106676

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The valve in the vapor recovery conduit of a gasoline dispenser system is located between the hose portion of the vapor recovery conduit and the rigid portion thereof to free the nozzle of all valves and to make room for a retainer spring on the nozzle, thereby substantially reducing the weight of the nozzle, making it easier to handle, and protecting the valve from wear. A long nozzle sealing the boot which provides a good vapor seal with light pressure (e.g. 15 pounds) eliminates the need for an interlock on the nozzle.

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Patent Owner(s)

  • DELAWARE CAPITAL FORMATION, INC.;DOVER/HASSTECH ACQUISITION, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hasselmann, Detlev E M 519 S. Nardo Ave., Solana Beach, CA 92075 11 283

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