Anti-collision sleeve with fixing piece

The invention discloses an anti-collision sleeve with a fixing piece, and relates to the technical field of sleeves, in particular to the anti-collision sleeve with the fixing piece, driving base bodies are fixedly installed at the upper end and the lower end of the sleeve, rotating rods are fixedly...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: YANG QIAOYUN, LONG BOSEN, FANG SONGHUI, LI QING, ZHANG BAOHUI, YANG FENGKAI, GAO YAOJUN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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