Cleaning device

Details Cleaning device Cleaning device

1992-04-23

1994-04-05

Coe, Philip R.

Cleaning and liquid contact with solids

Apparatus

Automatic controls

134 991, 134111, 134902, 454187, B08B 304

Patent

active

052995844

ABSTRACT:
A cleaning device comprises at least one cleaning tub containing a cleaning liquid, a chamber housing the cleaning tub, a mechanism for taking an article to be cleaned in/out of the cleaning liquid in the cleaning tub, and a shutter for shutting the inside of the chamber from the outside thereof. The shutter opens when a cleaned material is conveyed in/out of the chamber, thereby passing the cleaned material there through. A clean air supplying unit for forming downflow of clean air around the cleaning tub is provided on the upper portion of the chamber. A exhausting unit for sucking the clean air passing around the cleaning tub and exhausting the air out of the chamber is provided on the lower portion of the chamber.

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patent: 4520834 (1985-06-01), DiCicco
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patent: 4976815 (1990-12-01), Hiratsuka et al.
patent: 4987673 (1991-01-01), Kogura et al.
patent: 5159946 (1992-11-01), Seiichiro
patent: 5191908 (1993-03-01), Hiroe et al.

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