METHOD FOR TIGHTENING SCREW CONNECTIONS, MULTIPLE SCREW DEVICE

The invention relates to a method for tightening screw connections by a multi-screwing device. The multi-screwing device includes first and second screwing tools, each with a rotary drive for screwing an exchangeable bushing on and off, a mechanism for longitudinally straining a threaded bolt, and a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HOMANN JEROME, HOHMANN FRANK
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	COMBINED OPERATIONS MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR OTHER WORKING OF METAL PERFORMING OPERATIONS TRANSPORTING UNIVERSAL MACHINE TOOLS
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