Manual floor sweeper

Details Manual floor sweeper Manual floor sweeper

2005-07-05

2005-07-05

Graham, Gary K. (Department: 1744)

Brushing, scrubbing, and general cleaning

Machines

Brushing

C015S041100

Reexamination Certificate

active

06912753

ABSTRACT:
A manual floor sweeper includes a housing and a brush roller mounted within the housing and rotatable in a sweeping direction. A first drive member is fixed to the brush roller. A second drive member is mounted rotatably with the housing and engagable with the first drive member. A drive carriage is movable between a first position for engaging the first drive wheel when the sweeper is moved in a first direction so as to rotate the brush roller in the sweeping direction and a second position when the sweeper is moved in a second direction for engaging the second drive member so as to move the brush roller in the sweeping direction.

REFERENCES:
patent: 642172 (1900-01-01), Sweitzer
patent: 1972870 (1934-09-01), Christesen
patent: 2563189 (1951-08-01), Rigby
patent: 2587038 (1952-02-01), Goodell
patent: 2625698 (1953-01-01), De Kadt et al.
patent: 2783487 (1957-03-01), Luders
patent: 3602932 (1971-09-01), Morris
patent: 3638267 (1972-02-01), Liebscher
patent: 4007508 (1977-02-01), Ooyachi
patent: 4823422 (1989-04-01), Yoshimura et al.
patent: 5239721 (1993-08-01), Zahuranec

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