O-shaped ring mounting assembly with expansion structure

The utility model relates to the technical field of O-shaped rings, in particular to a ring mounting assembly with an expansion structure, which comprises a lower fixing ring and an upper fixing ring, the lower fixing ring is positioned at the bottom of the upper fixing ring, connecting assemblies a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HU YOUCHUN, WU BAOXIN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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