CA950555A - Frost detector for refrigeration system - Google Patents
Frost detector for refrigeration systemInfo
- Publication number
- CA950555A CA950555A CA124,261,A CA124261A CA950555A CA 950555 A CA950555 A CA 950555A CA 124261 A CA124261 A CA 124261A CA 950555 A CA950555 A CA 950555A
- Authority
- CA
- Canada
- Prior art keywords
- refrigeration system
- frost detector
- frost
- detector
- refrigeration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/02—Detecting the presence of frost or condensate
- F25D21/025—Detecting the presence of frost or condensate using air pressure differential detectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/02—Detecting the presence of frost or condensate
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Defrosting Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9129970A | 1970-11-20 | 1970-11-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA950555A true CA950555A (en) | 1974-07-02 |
Family
ID=22227070
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA124,261,A Expired CA950555A (en) | 1970-11-20 | 1971-10-04 | Frost detector for refrigeration system |
Country Status (3)
Country | Link |
---|---|
US (1) | US3643457A (en) |
JP (1) | JPS4946811B1 (en) |
CA (1) | CA950555A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111886462A (en) * | 2018-03-26 | 2020-11-03 | Lg电子株式会社 | Refrigerator and control method thereof |
EP3764033A4 (en) * | 2018-03-08 | 2021-12-01 | LG Electronics Inc. | Refrigerator and controlling method thereof |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3726104A (en) * | 1971-02-12 | 1973-04-10 | Thermo King Corp | Refrigeration system defrost initiation apparatus |
US3826103A (en) * | 1972-08-07 | 1974-07-30 | P Grover | Appliance defrosting system and switch means |
SE7406316L (en) * | 1974-05-10 | 1975-11-11 | Projectus Ind Produkter Ab | PROCEDURE AND DEVICE FOR DEFROSTING EVAPORATORS FOR HEAT PUMPS. |
JPS5134818U (en) * | 1974-09-06 | 1976-03-15 | ||
SE7710529L (en) * | 1977-01-03 | 1978-07-04 | Electric Power Res Inst | DEFROST DEVICE FOR HEAT PUMPS |
US4191026A (en) * | 1977-02-14 | 1980-03-04 | Electric Power Research Institute, Inc. | Apparatus for defrosting low temperature heat exchanger |
JPS61128080U (en) * | 1985-01-31 | 1986-08-11 | ||
JPH0717576U (en) * | 1993-09-07 | 1995-03-28 | 株式会社野口紙工 | Binding device |
US5669813A (en) * | 1996-05-03 | 1997-09-23 | Ford Motor Company | Apparatus for storing and cooling electronic devices and/or modules in a vehicle |
US8550368B2 (en) * | 2005-02-23 | 2013-10-08 | Emerson Electric Co. | Interactive control system for an HVAC system |
US9341405B2 (en) * | 2012-11-30 | 2016-05-17 | Lennox Industries Inc. | Defrost control using fan data |
DE102018202971A1 (en) * | 2018-02-28 | 2019-08-29 | BSH Hausgeräte GmbH | Refrigerating appliance with defrost heating |
KR102536378B1 (en) * | 2018-03-26 | 2023-05-25 | 엘지전자 주식회사 | Refrigerator and controlling method the same |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB904711A (en) * | 1959-01-02 | 1962-08-29 | Parnall & Sons Ltd | Improved means for de-frosting refrigerating apparatus |
US3362183A (en) * | 1966-01-21 | 1968-01-09 | Texas Instruments Inc | Fluid flow control in refrigeration systems |
US3355904A (en) * | 1966-01-21 | 1967-12-05 | Texas Instruments Inc | Differential fluid velocity sensing |
US3377817A (en) * | 1966-12-27 | 1968-04-16 | Trane Co | Defrost control for heating and cooling refrigeration systems |
US3465534A (en) * | 1967-10-31 | 1969-09-09 | Texas Instruments Inc | Differential flow sensing apparatus |
US3487654A (en) * | 1968-05-14 | 1970-01-06 | Ranco Inc | Deicing control apparatus for forced air refrigeration system |
-
1970
- 1970-11-20 US US91299A patent/US3643457A/en not_active Expired - Lifetime
-
1971
- 1971-10-04 CA CA124,261,A patent/CA950555A/en not_active Expired
- 1971-11-18 JP JP46091982A patent/JPS4946811B1/ja active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3764033A4 (en) * | 2018-03-08 | 2021-12-01 | LG Electronics Inc. | Refrigerator and controlling method thereof |
CN111886462A (en) * | 2018-03-26 | 2020-11-03 | Lg电子株式会社 | Refrigerator and control method thereof |
CN111886462B (en) * | 2018-03-26 | 2022-05-03 | Lg电子株式会社 | Refrigerator and control method thereof |
US11867448B2 (en) | 2018-03-26 | 2024-01-09 | Lg Electronics Inc. | Refrigerator and method for controlling the same |
Also Published As
Publication number | Publication date |
---|---|
US3643457A (en) | 1972-02-22 |
JPS4946811B1 (en) | 1974-12-12 |
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