Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Three Section Extension Ladder and Method
An extension ladder including a base section and an intermediate fly section. The intermediate fly section slidably attached to the base section. The extension ladder including a top fly section. The top fly section sliding attached to the intermediate fly. The extension ladder including a handle having a first strap portion attached to the base section having a first buckle portion, and a second strap portion attached to the top fly section having a second buckle portion that engages with the first buckle portion when the base section, intermediate fly section and top fly section are in a folded state where they essentially form a shape of a cube so the base section, intermediate fly section and top fly section can be lifted by the handle. The present invention pertains to a method of moving an extension ladder.
Three Section Extension Ladder and Method
An extension ladder including a base section and an intermediate fly section. The intermediate fly section slidably attached to the base section. The extension ladder including a top fly section. The top fly section sliding attached to the intermediate fly. The extension ladder including a handle having a first strap portion attached to the base section having a first buckle portion, and a second strap portion attached to the top fly section having a second buckle portion that engages with the first buckle portion when the base section, intermediate fly section and top fly section are in a folded state where they essentially form a shape of a cube so the base section, intermediate fly section and top fly section can be lifted by the handle. The present invention pertains to a method of moving an extension ladder.
Three Section Extension Ladder and Method
GEALY PRESTON L (Autor:in) / MCINTIRE KEVIN L (Autor:in) / BEGGS ROBERT D (Autor:in)
30.06.2022
Patent
Elektronische Ressource
Englisch
IPC:
E06C
LADDERS
,
Leitern
Multi-section carbon fiber fire-fighting extension ladder
| Europäisches Patentamt | 2021