Ladder with box rails having a collar

A ladder having a right box rail having an outer web with an outer opening and an inner web with an inner opening. The ladder having a left box rail in parallel and spaced relation with the right box rail. The ladder comprises a hollow collar disposed in between the inner opening of the inner web an...

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Bibliographic Details
Main Author Parker, Thomas W
Format Patent
LanguageEnglish
Published 09.01.2024
Subjects
DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL
FIXED CONSTRUCTIONS
LADDERS
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Summary:A ladder having a right box rail having an outer web with an outer opening and an inner web with an inner opening. The ladder having a left box rail in parallel and spaced relation with the right box rail. The ladder comprises a hollow collar disposed in between the inner opening of the inner web and the outer opening of the outer web. The collar having a stem having a plurality of segments. The segments separated by slots. The ladder having a first rung attached to the right and left box rails. The first rung having a right end that extends through the outer opening, the collar and the inner opening. A method for using a ladder by a user. A method for forming a ladder.
Bibliography:Application Number: US202016795171