Methods and apparatus for controlling refrigerators

Details Methods and apparatus for controlling refrigerators Methods and apparatus for controlling refrigerators

2007-07-03

2007-07-03

Jiang, Chen-Wen (Department: 3744)

Refrigeration

Automatic control

Refrigeration producer

C062S200000

Reexamination Certificate

active

10743626

ABSTRACT:
A method of switching refrigerant flow between a path to a fresh food evaporator in a fresh food compartment and a path to a freezer evaporator in a freezer compartment of a refrigerator, wherein the fresh food evaporator is coupled to a first fan and the freezer evaporator is coupled to a second fan, and wherein the method includes providing a three way valve with at least three operational positions in flow communication with the fresh food path and the freezer path, switching the three way valve between the operational positions, activating the first fan, deactivating the second fan, and delivering the refrigerant.

REFERENCES:
patent: 1798951 (1931-03-01), Munters
patent: 1865513 (1932-07-01), Gaugler
patent: 2120185 (1938-06-01), Philipp
patent: 2193837 (1940-03-01), Winther et al.
patent: 2241070 (1941-05-01), McLenegan
patent: 2323354 (1943-07-01), Rees
patent: 2428312 (1947-09-01), Herbener
patent: 2535669 (1950-12-01), Clay
patent: 2555012 (1951-05-01), Spofford
patent: 2604761 (1952-07-01), Atchison
patent: 2694297 (1954-12-01), Shoemaker
patent: 2772076 (1956-12-01), Matthews
patent: 2846421 (1958-08-01), Pollock
patent: 2856506 (1958-10-01), Telkes
patent: 2865181 (1958-12-01), Anderson et al.
patent: 2909907 (1959-10-01), Swanson
patent: 3147602 (1964-09-01), Beckwith
patent: 3638444 (1972-02-01), Lindahl
patent: 4030312 (1977-06-01), Wallin et al.
patent: 4283925 (1981-08-01), Wildfeuer
patent: 4545213 (1985-10-01), Fujiwara et al.
patent: 4644758 (1987-02-01), Machara et al.
patent: 4765150 (1988-08-01), Persem
patent: 4840037 (1989-06-01), Yamada et al.
patent: 4862707 (1989-09-01), Hill et al.
patent: 4873837 (1989-10-01), Murray
patent: 4891952 (1990-01-01), Yoshikawa et al.
patent: 4896512 (1990-01-01), Howland
patent: 4916916 (1990-04-01), Fischer
patent: 5031413 (1991-07-01), Tsuihiji et al.
patent: 5033272 (1991-07-01), Yoshikawa et al.
patent: 5209073 (1993-05-01), Thomas et al.
patent: 5231847 (1993-08-01), Cur et al.
patent: 5255530 (1993-10-01), Janke
patent: 5272884 (1993-12-01), Cur et al.
patent: 5375428 (1994-12-01), LeClear et al.
patent: 5377498 (1995-01-01), Cur et al.
patent: 5428965 (1995-07-01), Grunwald et al.
patent: 5460009 (1995-10-01), Wills et al.
patent: 5465591 (1995-11-01), Cur et al.
patent: 5534760 (1996-07-01), Jung
patent: 5657638 (1997-08-01), Erdman et al.
patent: 5711159 (1998-01-01), Whipple, III
patent: 5857349 (1999-01-01), Hamaoka et al.
patent: 5970733 (1999-10-01), Hamaoka et al.
patent: 6000232 (1999-12-01), Witten-Hannah et al.
patent: 6185948 (2001-02-01), Niki et al.
patent: 6220042 (2001-04-01), Robillard et al.
patent: 6952930 (2005-10-01), Rafalovich et al.

Affiliated with

Also associated with

Rating

Methods and apparatus for controlling refrigerators does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Methods and apparatus for controlling refrigerators, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Methods and apparatus for controlling refrigerators will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3766219