Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Fiberglass Reinforced Plastic Lightweight Heavy-Duty Ladder and Method of Making Same
A fiberglass reinforced lightweight heavy-duty ladder, and method of making the same, is presented. The method includes impregnating rovings with a resin system and forming the impregnated rovings into a set of rails having a center portion, a left sidewall portion, and a right sidewall portion, where the left sidewall portion and the right sidewall portion each have an article roving density at least 10% greater than that of the center portion.
Fiberglass Reinforced Plastic Lightweight Heavy-Duty Ladder and Method of Making Same
A fiberglass reinforced lightweight heavy-duty ladder, and method of making the same, is presented. The method includes impregnating rovings with a resin system and forming the impregnated rovings into a set of rails having a center portion, a left sidewall portion, and a right sidewall portion, where the left sidewall portion and the right sidewall portion each have an article roving density at least 10% greater than that of the center portion.
Fiberglass Reinforced Plastic Lightweight Heavy-Duty Ladder and Method of Making Same
AHMED NASIR U (Autor:in)
11.02.2016
Patent
Elektronische Ressource
Englisch
IPC:
E06C
LADDERS
,
Leitern
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