Cleaning and liquid contact with solids – Processes – Hollow work – internal surface treatment
Patent
1998-01-17
2000-04-11
Moore, Chris K.
Cleaning and liquid contact with solids
Processes
Hollow work, internal surface treatment
15302, 15304, B08B 900
Patent
active
060477148
ABSTRACT:
The present invention provides air intake passage cleaning method and its apparatus for cleaning the air intake passage of intake and exhaust apparatus for conditioning the air in building, ship, aircraft, automobile, train, or other room, to be used in an intake and exhaust apparatus comprising a heat exchanger, and at least one blow-out port for blowing out air conditioning air exchanged in heat by the heat exchanger, comprising supplying means for supplying a cleaning solvent, together with compressed air, to the heat exchanger side from a specific blow-out port through an air intake passage, and moving means for moving cleaning and wiping elements loaded in the air intake passage toward a specific blow-out port side, and hence relates to air intake passage cleaning method and its apparatus capable of securely cleaning and removing dirt deposits in the air intake passage and heat exchanger, and obtaining sanitary environments.
REFERENCES:
patent: 3485671 (1969-12-01), Stephens
patent: 5003998 (1991-04-01), Collett
patent: 5020188 (1991-06-01), Walton
patent: 5383973 (1995-01-01), Curry
patent: 5383975 (1995-01-01), Faxon
patent: 5438729 (1995-08-01), Powell
patent: 5551458 (1996-09-01), Faxon
patent: 5724701 (1998-03-01), Jones
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