Portable crane for installing and removing windows

A portable crane for installing and removing windows. The portable crane for installing and removing windows includes a wheeled base with a platform having front and rear ends; a boom support assembly removably fastened to the wheeled base; and a boom assembly supported by the boom support assembly.

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Bibliographische Detailangaben
1. Verfasser:	ERICKSON ROGER D
Format:	Patent
Sprache:	eng
Schlagworte:	BUILDING BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE CAPSTANS CRANES FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS FIXED CONSTRUCTIONS FORMS HANDLING BUILDING MATERIALS ON THE SITE HAULING HOISTING HOISTS LIFTING LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES PERFORMING OPERATIONS REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS SCAFFOLDING SHUTTERING TACKLES, e.g. PULLEY BLOCKS TRANSPORTING WINCHES
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