Lifting device for use with a ladder

A lifting device for raising a load intended for support by a roof of a building utilizing a ladder. Device includes a sled having first portion for slidingly contacting the ladder and a second portion providing a platform for a load. The sled is movable along the ladder generally in an up and down...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	CAMPBELL, RONALD L
Format:	Patent
Sprache:	eng
Schlagworte:	BUILDING DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL FIXED CONSTRUCTIONS GUTTERS LADDERS ROOF COVERINGS ROOF-WORKING TOOLS SKY-LIGHTS
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Beschreibung
Zusammenfassung:	A lifting device for raising a load intended for support by a roof of a building utilizing a ladder. Device includes a sled having first portion for slidingly contacting the ladder and a second portion providing a platform for a load. The sled is movable along the ladder generally in an up and down direction. A brace member connects to the ladder end, adjacent the roof. The brace possesses a flange which contacts the roof. An arm rotatably connects to the brace. The brace arm includes a first support surface for the sled when the arm is rotated toward the roof and a second support surface for contacting the roof. The sled is motivated along the ladder by motivating mechanism such as a crank operated cable.