Motorized vacuum/pressure pump and stopper

A pump and stopper combination for vacuum or pressure sealing a container. The stopper has a pour opening and a one-way valve movable between an operative position to permit one-way flow of fluid into or out of the container when the pour opening is in position, and an inoperatiave position when the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	LEMME ANTHONY R.,FUDGE CHESTER M
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING CONVEYING HANDLING THIN OR FILAMENTARY MATERIAL HEATING LIGHTING MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGINGARTICLES OR MATERIALS MECHANICAL ENGINEERING PACKING PERFORMING OPERATIONS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS STORING TRANSPORTING UNPACKING WEAPONS
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