Steam cleaner

Details Steam cleaner Steam cleaner

1980-12-01

1982-03-23

Chiesa, Richard L.

Gas and liquid contact apparatus

Multiple diverse liquids

Water added to charge

15321, 137142, 137215, 137217, 137434, 13762537, 251 63, 251324, 261 64R, 261 70, 261DIG26, 261DIG76, B01F 304

Patent

active

043212190

ABSTRACT:
Steam cleaning equipment comprising a water reservoir incorporating steam and water inlet ports and steam and water outlet ports arranged to supply steam at a controlled pressure and water in predetermined quantities to a hand piece where they are mixed in a venturi nozzle.
A steam pressure reducing valve in the reservoir is immersed in the water and operated by steam pressure on a piston which has no sealing rings but which condenses steam leaking past the piston and passes the condensate into the reservoir.
Detergent metering means and anti-siphon provisions are also described.

REFERENCES:
patent: Re26950 (1970-09-01), Hays
patent: 1511302 (1924-10-01), Schnetzer
patent: 1767270 (1930-06-01), Woodsome
patent: 2455754 (1948-12-01), Glover, Jr.
patent: 2483426 (1949-10-01), Moore
patent: 2571575 (1951-10-01), Holmes
patent: 2651511 (1953-09-01), Glover, Jr. et al.
patent: 2916268 (1959-12-01), Pedrick
patent: 3439374 (1969-04-01), Wisdom
patent: 3904722 (1975-09-01), Onoda et al.
patent: 4257452 (1981-03-01), Hill et al.

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