| 摘要 |
A gasoline dispensing and vapor recovery nozzle, and adaptors and fittings as may be required to modify certain gasoline tank fill pipes to consistent geometry and dimensions, such fittings including extension to the liquid conveying portion of the dispensing nozzle and extension of the venturi vent tube of the automatic shut-off system of the nozzle, thereby permitting early detection and shut-off of fluid flow upon rising liquid levels in the gasoline tank and fill pipe.
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