Upholstery and carpet cleaning equipment including external heat

Details Upholstery and carpet cleaning equipment including external heat Upholstery and carpet cleaning equipment including external heat

1992-02-18

1994-02-22

Moore, Chris K.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15339, 219630, 392444, A47L 1103

Patent

active

052875881

ABSTRACT:
An independent unit heat exchanger is provided downstream of a machine for cleaning upholstery and/or carpets so that unheated detergent water from the cleaning machine passes through a hose and then through the heat exchanger where it is heated to an elevated temperature, and then to the cleaning nozzle where it is discharged. The heat exchanger is provided with an electric heating core about which pipe carrying the detergent water is coiled.

REFERENCES:
patent: D241266 (1976-08-01), Dillon
patent: D311723 (1990-10-01), Eggleston et al.
patent: 1563296 (1925-11-01), Scarborough
patent: 1670032 (1928-05-01), Gibbons
patent: 1724767 (1929-08-01), Mercer
patent: 2347122 (1944-04-01), Peet
patent: 2472713 (1949-06-01), Lijoi
patent: 2481813 (1949-09-01), Bede
patent: 2585132 (1952-02-01), Kalmadge
patent: 3188503 (1965-06-01), Hendry
patent: 4308636 (1982-01-01), Davis
patent: 4724824 (1988-02-01), McCoy et al.
patent: 4764660 (1988-08-01), Swintosz

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