High-sealing-performance check pump and hose applied to high-sealing-performance check pump

The utility model discloses a high-sealing-performance check pump and a hose applied to the high-sealing-performance check pump. The high-sealing-performance check pump comprises an outer cover, a pressing head, a spring and a one-way check valve. An accessory cavity is defined by the outer cover, a...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	ZHAN HAILONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS CONVEYING HANDLING THIN OR FILAMENTARY MATERIAL PACKAGES PACKAGING ELEMENTS PACKING PERFORMING OPERATIONS STORING TRANSPORTING
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