Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1981-10-26
1983-09-13
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15 94, 15311, 15345, A47L 514
Patent
active
044033699
ABSTRACT:
The walls of a video disc caddy are vibrated at or near their resonant frequency to dislodge foreign matter adhering to the inside surfaces of the walls. The separated foreign matter is collected by the pressurized air circulating inside the caddy enclosure, and removed therefrom by means of a vacuum.
REFERENCES:
patent: 3713987 (1973-01-01), Paik et al.
patent: 3733639 (1973-05-01), Timian
patent: 4213223 (1980-07-01), Cosby
patent: 4239108 (1980-12-01), Coleman et al.
Kulkarni D. A.
Moore Chris K.
RCA Corporation
Tripoli J. S.
Whitacre E. M.
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