DUST PROTECTING DEVICE FOR CEILING WORK

PROBLEM TO BE SOLVED: To provide a dust protecting device for ceiling work capable of preventing foreign matter falling from an opening part of a ceiling from sticking on a floor surface.SOLUTION: There is provided a dust protecting device for ceiling work which closes an opening part 11 formed in a...

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Bibliographic Details
Main Author MIYAJIMA MINORU
Format Patent
LanguageEnglish
Published 30.06.2014
Subjects
BUILDING
BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE
CEILINGS
FIXED CONSTRUCTIONS
FLOORS
FORMS
GENERAL BUILDING CONSTRUCTIONS
HANDLING BUILDING MATERIALS ON THE SITE
INSULATION OR OTHER PROTECTION OF BUILDINGS
REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS
ROOFS
SCAFFOLDING
SHUTTERING
WALLS, e.g. PARTITIONS
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Summary:PROBLEM TO BE SOLVED: To provide a dust protecting device for ceiling work capable of preventing foreign matter falling from an opening part of a ceiling from sticking on a floor surface.SOLUTION: There is provided a dust protecting device for ceiling work which closes an opening part 11 formed in a ceiling 1 from below, the dust protecting device for ceiling work including a side wall part 5 provided on the ceiling 1 and surrounding an area 7 extending downward from the opening part 11, and a bottom part 6 provided facing the opening part 11 and closing the opening part 11 from below together with the side wall part 5. In the bottom part 6, a through hole is formed which is large enough for a worker to enter, and the side wall part 6 is composed of a balloon which can be filled with nitrogen and can discharge it, and expands and shrinks in a height direction as the nitrogen is charged and discharged.
Bibliography:Application Number: JP20120273522