Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
A protective unit for pipework extending through an aperture in a ceiling. The unit (2) comprising a tubular box structure having one or more side walls (4), and has means to secure an open end (6) of the structure to the ceiling at the aperture. The unit has a base, at least a section (10) of which is pivotal about distal edge of a side wall remote from the ceiling. The unit also has breakable means (16) to hold the base or section thereof (10) adjacent an inside surface of the side wall, wherein the base or section thereof pivots to an orientation perpendicular to the side wall of the unit in the event that the holding means (16) is broken, to close and seal that end of the unit.
A protective unit for pipework extending through an aperture in a ceiling. The unit (2) comprising a tubular box structure having one or more side walls (4), and has means to secure an open end (6) of the structure to the ceiling at the aperture. The unit has a base, at least a section (10) of which is pivotal about distal edge of a side wall remote from the ceiling. The unit also has breakable means (16) to hold the base or section thereof (10) adjacent an inside surface of the side wall, wherein the base or section thereof pivots to an orientation perpendicular to the side wall of the unit in the event that the holding means (16) is broken, to close and seal that end of the unit.
A ceiling unit for pipework
DEREK ALFRED WARD (Autor:in)
15.09.2021
Patent
Elektronische Ressource
Englisch
| Wiley | 2000
| TIBKAT | 1970
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British Library Online Contents | 2011