Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1995-07-13
1996-08-27
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
153272, 153276, A47L 536
Patent
active
055488684
ABSTRACT:
A vacuum apparatus includes a holding tank for holding debris picked up by the vacuum apparatus, a lid cage for holding a filter between a vacuum inlet and a vacuum outlet of the vacuum device, a motor housing for housing a motor subassembly as a source of vacuum, attaching means for attaching one of the lid cage and the motor housing to the holding tank, and a detent cooperating with the motor housing and the lid cage for providing an indication to an assembler that the lid cage and the motor housing have been properly seated with respect to one another. A pilot is provided for guiding relative movement between the lid cage and the motor housing in order to facilitate the indication provided by the detent that the lid cage and the motor have been properly seated.
REFERENCES:
patent: 4185974 (1980-01-01), Hiester
patent: 4435877 (1984-03-01), Berfield
patent: 4538971 (1985-09-01), Miller et al.
patent: 4655694 (1987-04-01), Berfield
patent: 4797072 (1989-01-01), Berfield et al.
patent: 5353470 (1994-10-01), Bartlett
patent: 5404614 (1995-04-01), Stephens
Berfield Robert C.
Kaufman Alan D.
Moore Chris K.
Shop Vac Corporation
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