Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1990-10-29
1992-07-14
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15353, 15383, 55303, 55429, A47L 528
Patent
active
051291258
ABSTRACT:
A cleaning machine includes a frame having wheels, a suction blower having an inlet and an outlet mounted on the frame, an intake opening communicated with the inlet of the suction blower for sucking dirt containing relatively large dirt such as fallen leaves and relatively small dirt such as dust together with air, a main separator for separating the relatively large dirt, a subseparator for separating the relatively small dirt from the air having passed through the main separator, and a dirt receptacle made of an air-impermable material detachably attached under the main separator through a pivoting rod which is pivotably mounted to the frame so as to support the receptacle to the main separator and a clamp member for securing the dirt receptacle to the main separator.
REFERENCES:
patent: 2719596 (1955-10-01), Kent et al.
patent: 2985905 (1961-05-01), Caufield
patent: 3025894 (1962-03-01), Hunt
patent: 3653190 (1972-04-01), Lee et al.
patent: 3910781 (1975-10-01), Bryant
patent: 4268288 (1981-05-01), Coombs
patent: 4581050 (1986-04-01), Krantz
patent: 4868948 (1989-09-01), Arnold
patent: 4993107 (1991-02-01), Zoni
Gamou Akira
Kanoh Yoshiaki
Koizumi Hideo
Osonoe Kenichi
Sakai Shoji
Komatsu Zenoah Company
Moore Chris K.
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