Installation for cleaning building

Details Installation for cleaning building Installation for cleaning building

1985-02-22

1987-03-17

Schmidt, Frederick R.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51426, B24C 900

Patent

active

046496726

ABSTRACT:
(a) An installation for cleaning buildings by the blasting of solid particles; (b) characterized in that it comprises a cabin (1) having: an open front surface (2), an intermediate wall (4) having fans (5); a floor (3); a lateral surface (7) at the rear formed with air discharge apertures (7.sub.1); a filter panel (6) disposed between the intermediate wall (4) and the rear wall; a substantially funnel-shaped bottom surface (10) having a discharge duct (11) for the solid particles collected by the filter panel (6); and a housing (13) extending around the open front surface (2) and projecting therebeyond outside the cabin and made of a flexible material (13.sub.1) disposed on a framework (13.sub.2) of inflatable tubes (13.sub.3, 13.sub.4).

REFERENCES:
patent: 3407538 (1968-10-01), Codina et al.
patent: 3522000 (1970-07-01), Kinney
patent: 4020596 (1977-05-01), Bergh

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