Screw-driven vertically-elevating cab

A lifting system for a vertically-elevating cab, the lifting system includes a frame assembly having a first and a second support column, first and a second lift screws which are attached to the, respective, first and second support columns, a cab-lifting beam that has a first and a second end attac...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZAKULA, SR. DANIEL BRIAN, VAN GORP ERIC BRIAN, LANIGAN, JR. JOHN J, GLICKMAN MYRON, RUSSO JAMES THOMAS
Format:	Patent
Sprache:	eng
Schlagworte:	CRANES HAULING HOISTING LIFTING LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES PERFORMING OPERATIONS TRANSPORTING
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