Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1995-10-10
1998-03-03
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
153275, 15344, 15377, 15410, 15412, A47L 528, A47L 532
Patent
active
057221103
ABSTRACT:
The present invention involves an industrial vacuum cleaner system for the collection of large debris in industrial settings, said vacuum capable of being mounted on a wheeled frame and being carried manually. The system has a vacuum unit having an impeller housing, an impeller disposed within the impeller housing, a motor housing attached to the impeller housing, and a motor disposed within the motor housing. The system has a handle affixed to said vacuum unit, means for detachably attaching the vacuum unit to said wheeled carriage, and means for gripping and carrying the vacuum unit by hand. The system has an improved impeller having a plurality of large vanes disposed on the forward side of the impeller and a plurality of smaller vanes disposed on the reverse side of the impeller. The system has an improved impeller housing assembly having en extension spacer which increases airflow through the impeller housing.
REFERENCES:
patent: 1737855 (1929-12-01), Kux
patent: 2219810 (1940-10-01), Foss
patent: 2456639 (1948-12-01), Lanter
patent: 3862469 (1975-01-01), Burgeon
patent: 4121915 (1978-10-01), Anderson
patent: 4467494 (1984-08-01), Jones
patent: 4578840 (1986-04-01), Pausch
patent: 4723971 (1988-02-01), Caldas
patent: 5294063 (1994-03-01), Bote
patent: 5524321 (1996-06-01), Weaver et al.
Gruber Frank Rene
McIntyre Paul Curtis
McIntyre Paul Curtis
Moore Chris K.
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