Tilt mechanism for portable hoist

Details Tilt mechanism for portable hoist Tilt mechanism for portable hoist

1991-07-29

1992-04-21

Valenza, Joseph E.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

182148, B66B 920

Patent

active

051059134

ABSTRACT:
A portable telescopic hoist has an auxiliary tilt-back frame at the rear for supporting the hoist when it is tilted from its normal upright position to a backward sloped position to clear an overhead restriction. The tilt-back frame has a strut with a gas spring therein having a nearly constant spring force. This strut has a downwardly sloped operating position from a detachable connection at the back of the mast of the hoist.

REFERENCES:
patent: 4015686 (1977-04-01), Bushnell, Jr.
patent: 4458785 (1984-07-01), Bushnell, Jr.
patent: 4529063 (1985-07-01), Kishi

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