Drying and gas or vapor contact with solids – Process – Gas or vapor contact with treated material
Reexamination Certificate
2006-04-04
2006-04-04
Rinehart, Kenneth (Department: 3749)
Drying and gas or vapor contact with solids
Process
Gas or vapor contact with treated material
C034S493000, C034S318000, C034S527000
Reexamination Certificate
active
07020982
ABSTRACT:
A method for controlling a clothes dryer is disclosed to precisely dry clothes on the basis of a load amount according to moisture contained in clothes in the clothes dry and a temperature change according to proceeding drying of clothes. The method includes: detecting a load amount detect signal corresponding to an amount of moisture contained in clothes in a drum; setting a heater exit temperature range of the clothes dryer to pre-set first and second temperature ranges on the basis of the load amount detect signal, and first drying clothes in the drum within the pre-set first temperature range; second-drying clothes in the drum within the pre-set second temperature range; and cooling clothes in the drum when the first and second-drying processes are completed.
REFERENCES:
patent: 3824477 (1974-07-01), Cotton
patent: 3864844 (1975-02-01), Heidtmann
patent: 5649372 (1997-07-01), Souza
patent: 6079121 (2000-06-01), Khadkikar et al.
patent: 6449876 (2002-09-01), Pursell
Hong Kyung-Seop
Jeon Si-Moon
Jeong In-Cheol
Oh Soo-Young
Park Dae-Yun
Greenblum & Bernstein P.L.C.
LG Electronics Inc.
Rinehart Kenneth
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