Fire escape – ladder – or scaffold – Wall- or floor-attached – Independent rung or step
Patent
1997-03-03
1999-08-31
Stodola, Daniel P.
Fire escape, ladder, or scaffold
Wall- or floor-attached
Independent rung or step
182 90, E04G 300
Patent
active
059441399
ABSTRACT:
A tree step for climbing a vertical structure such as a tree and a pole in a relatively enlightened environment and then descending the vertical structure in a relatively darkened environment. The tree step comprising an attaching structure. A surface engageable portion connected to the attaching structure. A step connected to the surface engageable portion. The step having an outer end with an upwardly facing surface. A luminescent member for radiating light upwardly from the upwardly facing surface only in a substantially vertical direction. A semi-rigid, semi-transparent cover structure protecting the luminescent member from an outside environment.
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Meroni, Jr. Charles F.
Smith Richard M.
Stodola Daniel P.
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