Refrigerator and defrosting method thereof

Details Refrigerator and defrosting method thereof Refrigerator and defrosting method thereof

2006-08-15

2006-08-15

Tanner, Harry B. (Department: 3744)

Refrigeration

Automatic control

Preventing, removing or handling atmospheric condensate

C062S156000

Reexamination Certificate

active

07089752

ABSTRACT:
A refrigerator and a defrosting method thereof which are capable of achieving an appropriate defrosting operation even when a part of constituent elements included in a defrosting system fails. The defrosting method includes the steps of determining whether or not a predetermined first defrosting completion condition is usable, if the predetermined first defrosting completion condition is usable, executing a first defrosting mode, which uses the predetermined first defrosting completion condition, and if the predetermined first defrosting completion condition is not usable, executing a second defrosting mode, which uses a predetermined second defrosting completion condition different from the predetermined first defrosting completion condition, and a defrosting execution determination condition different from that of the first defrosting mode.

REFERENCES:
patent: 4392358 (1983-07-01), Hicks
patent: 4646529 (1987-03-01), Hanson
patent: 4665710 (1987-05-01), Kyzer et al.
patent: 4750332 (1988-06-01), Jenski et al.
patent: 5201185 (1993-04-01), Hanson et al.
patent: 5924298 (1999-07-01), Yoo
patent: 6032471 (2000-03-01), Choi
patent: 6851270 (2005-02-01), Denvir

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