Vacuum conduit arrangement for a central dust-collecting system

Details Vacuum conduit arrangement for a central dust-collecting system Vacuum conduit arrangement for a central dust-collecting system

1987-01-29

1989-05-09

Hornsby, Harvey C.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

52290, A47L 538

Patent

active

048275581

ABSTRACT:
A vacuum conduit arrangement for use with a central dust-collecting system that is provided in a building. The arrangement includes vacuum conduits that are interconnected by couplings. The arrangement further includes at least one connector for a vacuum hose of a cleaning apparatus. The vacuum conduits are conduit-like floor or base moldings that are disposed in the corner zones between the floors and walls of the building. These moldings can be easily retrofitted in an exposed manner as a conduit system along the edges of the floors.

REFERENCES:
patent: 800053 (1905-09-01), Ayres
patent: 2725113 (1955-11-01), Fagyas
patent: 3291927 (1966-12-01), Riley et al.
patent: 3831334 (1974-08-01), Rutkowski et al.
patent: 3975467 (1976-08-01), Beck
patent: 4428085 (1984-01-01), Bateson

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