Ladder support and lift system

Details Ladder support and lift system Ladder support and lift system

2006-04-07

2009-12-01

Chin-Shue, Alvin C (Department: 3634)

Fire escape, ladder, or scaffold

Ladder with land vehicle

Reexamination Certificate

active

07624844

ABSTRACT:
A ladder lift system and method of use includes a specially designed clamp element which is connected between an extension ladder and a pivotable lift rail. The system includes a lower ladder support. The system is especially adapted for use in combination with the bed of a transport or pick-up truck. The system and method of use allows a single workman to safely and easily utilize an extension ladder for a wide variety of work and service tasks. The invention kit may include a pair of clamp elements with a lower ladder support.

REFERENCES:
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patent: 4580660 (1986-04-01), Oling
patent: 4909352 (1990-03-01), McComb
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patent: 6053284 (2000-04-01), Fountain
patent: 6260910 (2001-07-01), Kay
patent: 7097409 (2006-08-01), Richter
patent: 2004/0140155 (2004-07-01), Yang et al.
patent: 2005/0247517 (2005-11-01), Vetesnik
patent: 2006/0169536 (2006-08-01), Davis

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