Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
ADJUSTABLE, PORTABLE STAIRS
Apparatuses and systems are disclosed for portable stairs. In one embodiment, a support structure extends from a lower level to an upper level. In a certain embodiment, a plurality of steps are coupled to the support structure. In a further embodiment, an apparatus includes means for independent, per-step adjustment of step positions relative to the support structure.
ADJUSTABLE, PORTABLE STAIRS
Apparatuses and systems are disclosed for portable stairs. In one embodiment, a support structure extends from a lower level to an upper level. In a certain embodiment, a plurality of steps are coupled to the support structure. In a further embodiment, an apparatus includes means for independent, per-step adjustment of step positions relative to the support structure.
ADJUSTABLE, PORTABLE STAIRS
BACHMAN CHRISTOPHER K (Autor:in)
26.12.2019
Patent
Elektronische Ressource
Englisch
| TIBKAT | 2001