One-way piston sealing ring for large-diameter or heavy-load oil cylinder

The utility model provides a one-way piston sealing ring for a large-diameter or heavy-load oil cylinder, and relates to the technical field of piston sealing. The one-way piston sealing ring for thelarge-diameter or heavy-load oil cylinder comprises an abrasion-resistant ring connected with the inn...

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Bibliographische Detailangaben
1. Verfasser: DONG HUIGANG
Format: Patent
Sprache:chi ; eng
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