Adjustable work platform

Details Adjustable work platform Adjustable work platform

2005-02-02

2011-10-25

Shue, Alvin Chin (Department: 3634)

Fire escape, ladder, or scaffold

Platform

Relatively movable sections

Reexamination Certificate

active

08042653

ABSTRACT:
An adjustable work platform includes a first ladder section and a second ladder section, each of which is adjustable in height. The platform includes a deck assembly adjustable in length supported by the first and second ladder sections. The deck assembly includes a first deck half and a second deck half that slide relative to each other and fit together. A method for using an adjustable work platform including the steps of extending the height of a first ladder section and a second ladder section. There is the step of sliding a first deck half relative to a second-half that fit together of a deck assembly to a desired length. The deck assembly supported by the first and second ladder sections.

REFERENCES:
patent: 1359297 (1920-11-01), Voss
patent: 1359452 (1920-11-01), Walker
patent: 1377095 (1921-05-01), Rupp
patent: 2186484 (1940-01-01), Gunther
patent: 2729516 (1956-01-01), Colvin
patent: 3128842 (1964-04-01), Satrum
patent: 3692143 (1972-09-01), Kummerlin et al.
patent: 3730465 (1973-05-01), Gonzalez
patent: 5067589 (1991-11-01), Bartnicki
patent: 6892860 (2005-05-01), Gibson et al.

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