Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1994-01-12
1995-08-01
Moore, Christopher K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
152572, 154151, A47L 536
Patent
active
054370787
ABSTRACT:
The present invention relates to a dust pan adapted to be used with a vacuum and which allows for collected dust to be drawn up by the vacuum. The dust pan of the present invention comprises a bottom wall and side walls defining a pan unit. The bottom wall downwardly extends to substantially evenly rest on a floor surface. The dust pan further comprises tubular means adapted to be engaged with a vacuum source. The tubular means are connected at the rear of the pan unit and are in communication with the interior of the pan. The dust pan can optionally include a spring clip for releasable attachment to a broom stem portion.
REFERENCES:
patent: 1480562 (1924-01-01), Mock
patent: 1898887 (1933-02-01), Naul
patent: 3018502 (1962-01-01), Lossius
patent: 3027588 (1962-04-01), Bierstock
patent: 3056993 (1962-10-01), Lewis
patent: 3220042 (1965-11-01), Harrington
patent: 3408681 (1968-11-01), Isakson
patent: 4360947 (1982-11-01), DeCosa et al.
patent: 5279016 (1994-01-01), Klassen
Moore Christopher K.
Renault Swabey Ogilvy
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