Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
An envelope (10) for use with a vacuum cleaner, the envelope (10) comprising flexible material arranged to provide a fluid path there-through, and further comprising a coupling arranged to couple the envelope (10) to a structural member for in use maintaining the fluid path open by supporting the envelope (10) against external pressure, wherein the envelope (10) is arranged in use to isolate, from the fluid path, the structural member that supports the envelope (10).
An envelope (10) for use with a vacuum cleaner, the envelope (10) comprising flexible material arranged to provide a fluid path there-through, and further comprising a coupling arranged to couple the envelope (10) to a structural member for in use maintaining the fluid path open by supporting the envelope (10) against external pressure, wherein the envelope (10) is arranged in use to isolate, from the fluid path, the structural member that supports the envelope (10).
Vacuum cleaner envelope
BURR ALAN GRAHAM (Autor:in)
11.06.2019
Patent
Elektronische Ressource
Englisch