CA983283A - Freeze protection device in heat pump system - Google Patents

Freeze protection device in heat pump system

Info

Publication number: CA983283A
Authority: CA; Canada
Prior art keywords: heat pump; protection device; pump system; freeze protection; freeze
Prior art date: 1973-03-21
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

Application number

CA185,386A

Other versions

CA185386S (en

Inventor

Stephen W. Trelease

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

American Air Filter Co Inc

Original Assignee

American Air Filter Co Inc

Priority date (The priority date 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 date listed.)

1973-03-21

Filing date

1973-11-08

Publication date

1976-02-10

1973-11-08 Application filed by American Air Filter Co Inc filed Critical American Air Filter Co Inc

1976-02-10 Application granted granted Critical

1976-02-10 Publication of CA983283A publication Critical patent/CA983283A/en

Status Expired legal-status Critical Current

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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
- 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
- F25B25/005—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00 using primary and secondary systems
- 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
- 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/06—Several compression cycles arranged in parallel

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Mechanical Engineering (AREA)
Thermal Sciences (AREA)
General Engineering & Computer Science (AREA)
Other Air-Conditioning Systems (AREA)
Air Conditioning Control Device (AREA)

CA185,386A 1973-03-21 1973-11-08 Freeze protection device in heat pump system Expired CA983283A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US34352173A	1973-03-21	1973-03-21

Publications (1)

Publication Number	Publication Date
CA983283A true CA983283A (en)	1976-02-10

Family

ID=23346451

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA185,386A Expired CA983283A (en)	1973-03-21	1973-11-08	Freeze protection device in heat pump system

Country Status (6)

Country	Link
CA (1)	CA983283A (en)
DE (1)	DE2402678A1 (en)
ES (1)	ES420810A1 (en)
FR (1)	FR2222613B1 (en)
GB (1)	GB1457433A (en)
IT (1)	IT999048B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE7735739U1 (en) *	1977-11-19	1983-03-03	Joh. Vaillant Gmbh U. Co, 5630 Remscheid	EVAPORATOR
FR2432685A1 (en) *	1978-07-31	1980-02-29	Accumulateurs Fixes	METHOD FOR REGULATING THE TEMPERATURE OF A PREMISES HEATED BY A HEAT PUMP
DE3407453A1 (en) *	1984-02-29	1985-09-12	Hans-Jürgen 8391 Tittling Dietrich	Heat pump with multiple utilisation
US8833384B2 (en) *	2012-08-06	2014-09-16	Schneider Electric Buildings, Llc	Advanced valve actuation system with integral freeze protection
US9383142B2 (en)	2012-12-26	2016-07-05	Umm Al-Qura University	Evaporation cooler and pad
CN104344597A (en) *	2013-07-26	2015-02-11	中科美菱低温科技有限责任公司	Medicine refrigerated container with dual-refrigeration control system
CN109876519B (en) *	2019-02-22	2021-11-30	高云芝	Freezing filter unit without filter aid medium

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2481469A (en) *	1947-07-31	1949-09-06	Gen Electric	Refrigerating system
US3404728A (en) *	1966-04-08	1968-10-08	Singer Co	Air conditioning system
GB1307604A (en) *	1970-03-05	1973-02-21	Temperature Ltd	Heat pumps units

1973
- 1973-10-29 IT IT3068573A patent/IT999048B/en active
- 1973-11-08 CA CA185,386A patent/CA983283A/en not_active Expired
- 1973-11-24 ES ES420810A patent/ES420810A1/en not_active Expired
- 1973-12-06 GB GB5671173A patent/GB1457433A/en not_active Expired
1974
- 1974-01-04 FR FR7400278A patent/FR2222613B1/fr not_active Expired
- 1974-01-21 DE DE19742402678 patent/DE2402678A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
IT999048B (en)	1976-02-20
FR2222613A1 (en)	1974-10-18
FR2222613B1 (en)	1977-06-10
ES420810A1 (en)	1976-04-16
GB1457433A (en)	1976-12-01
DE2402678A1 (en)	1974-10-03

Publication	Publication Date	Title
CA994562A (en)	1976-08-10	Freeze protection device in heat pump system
CA1018780A (en)	1977-10-11	Heat pump system
CA1026961A (en)	1978-02-28	Cryosurgical system
CA924185A (en)	1973-04-10	Pump unit
AU6461274A (en)	1975-07-17	Engine protective system
CA958282A (en)	1974-11-26	Pump system
AU473406B2 (en)	1976-06-24	Improvements in or relating to character-printing systems
CA936798A (en)	1973-11-13	Continuous freeze drying system
AU475910B2 (en)	1976-09-09	Cold compress device
CA922166A (en)	1973-03-06	Pump unit
CA983283A (en)	1976-02-10	Freeze protection device in heat pump system
CA1008925A (en)	1977-04-19	Thyristor protection system
CA998251A (en)	1976-10-12	Freeze protection device in heat pump system
AU467231B2 (en)	1975-11-27	Improvements in or relating to attenuation-correcting systems
ZA74629B (en)	1974-12-24	Improvements in or relating to fluxmetering devices for use in wiretinning systems
CA904605A (en)	1972-07-11	Heat pump system
AU466464B2 (en)	1975-10-30	Deicing device
CA965615A (en)	1975-04-08	Anti-heave protective system
CA825885A (en)	1969-10-28	Unidirectional heat pump system
CA810889A (en)	1969-04-22	Heat pumps
CA912679A (en)	1972-10-17	Icemaker protection system
CA873583A (en)	1971-06-15	Power reversal protection system
AU480586B2 (en)	1977-02-24	Integrally built solar heat system
CA803228A (en)	1969-01-07	Pump means
CA814751A (en)	1969-06-10	Pump or motor device