IT1014495B - Compressore rotativo - Google Patents

Compressore rotativo

Info

Publication number: IT1014495B
Authority: IT; Italy
Prior art keywords: rotary compressor; compressor; rotary
Prior art date: 1974-01-14

Application number

IT69180/74A

Other languages

English (en)

Original Assignee

Dunham Bush 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.)

1974-01-14

Filing date

1974-07-09

Publication date

1977-04-20

1974-07-09 Application filed by Dunham Bush Inc filed Critical Dunham Bush Inc

1977-04-20 Application granted granted Critical

1977-04-20 Publication of IT1014495B publication Critical patent/IT1014495B/it

Links

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
- F04C28/10—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
- F04C28/12—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves
- F04C28/125—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves with sliding valves controlled by the use of fluid other than the working fluid
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
- F04C29/042—Heating; Cooling; Heat insulation by injecting a fluid
- 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
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
- F25B1/04—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type
- F25B1/047—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type of screw type

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Applications Or Details Of Rotary Compressors (AREA)
Rotary-Type Compressors (AREA)

IT69180/74A 1974-01-14 1974-07-09 Compressore rotativo IT1014495B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US433418A US3885402A (en)	1974-01-14	1974-01-14	Optimized point of injection of liquid refrigerant in a helical screw rotary compressor for refrigeration use

Publications (1)

Publication Number	Publication Date
IT1014495B true IT1014495B (it)	1977-04-20

Family

ID=23720073

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT69180/74A IT1014495B (it)	1974-01-14	1974-07-09	Compressore rotativo

Country Status (10)

Country	Link
US (1)	US3885402A (it)
JP (1)	JPS50102909A (it)
BR (1)	BR7407762D0 (it)
CA (1)	CA1001432A (it)
DE (1)	DE2434873A1 (it)
FR (1)	FR2257880B3 (it)
GB (1)	GB1464996A (it)
IT (1)	IT1014495B (it)
SE (1)	SE404952B (it)
ZA (1)	ZA743672B (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CS189674B2 (en) *	1973-11-19	1979-04-30	Hall Thermotank Prod Ltd	Method of and apparatus for compressing gas or steam and for lubricating the compressing machine
GB1548663A (en) *	1975-06-24	1979-07-18	Maekawa Seisakusho Kk	Refrigerating apparatus
JPS5494149A (en) *	1978-01-06	1979-07-25	Hitachi Ltd	Freezer
JPS54163416A (en) *	1978-06-14	1979-12-26	Hitachi Ltd	Screw compressor
US4375156A (en) *	1980-10-03	1983-03-01	Dunham-Bush, Inc.	Closed loop compressed gas system with oil mist lubricated screw compressor
US4515540A (en) *	1983-11-22	1985-05-07	Frick Company	Variable liquid refrigerant injection port locator for screw compressor equipped with automatic variable volume ratio
US4553911A (en) *	1983-11-22	1985-11-19	Frick Company	Method of coding the oil in screw compressors equipped with automatic variable volume ratio
FR2618494A1 (fr) *	1987-07-21	1989-01-27	Zimmern Bernard	Compresseur de refrigeration hermetique avec economiseur
US4974427A (en) *	1989-10-17	1990-12-04	Copeland Corporation	Compressor system with demand cooling
WO2007000815A1 (ja) *	2005-06-29	2007-01-04	Mayekawa Mfg. Co., Ltd	二段スクリュー圧縮機の給油方法、装置及び冷凍装置の運転方法
ES2600557T3 (es) *	2006-03-13	2017-02-09	Carrier Corporation	Válvula de corredera con puerto de derivación de gas caliente
US20070251256A1 (en) *	2006-03-20	2007-11-01	Pham Hung M	Flash tank design and control for heat pumps
US7647790B2 (en)	2006-10-02	2010-01-19	Emerson Climate Technologies, Inc.	Injection system and method for refrigeration system compressor
US8769982B2 (en) *	2006-10-02	2014-07-08	Emerson Climate Technologies, Inc.	Injection system and method for refrigeration system compressor
US8181478B2 (en) *	2006-10-02	2012-05-22	Emerson Climate Technologies, Inc.	Refrigeration system
US8096288B2 (en) *	2008-10-07	2012-01-17	Eaton Corporation	High efficiency supercharger outlet
US8539785B2 (en)	2009-02-18	2013-09-24	Emerson Climate Technologies, Inc.	Condensing unit having fluid injection
DE102012013267A1 (de)	2012-07-04	2014-01-09	Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.	Substrateinrichtung, Konservierungsgerät und Verfahren zur Kryokonservierung einer biologischen Probe
GB2533621B (en) *	2014-12-23	2019-04-17	Edwards Ltd	Rotary screw vacuum pumps
US11293438B2 (en) *	2016-12-15	2022-04-05	Carrier Corporation	Screw compressor with magnetic gear
US10856464B2 (en) *	2017-08-01	2020-12-08	Capstan Ag Systems, Inc.	Systems and methods for suppressing vaporization of volatile fluids in agricultural fluid application systems

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3073514A (en) *	1956-11-14	1963-01-15	Svenska Rotor Maskiner Ab	Rotary compressors
US3210958A (en) *	1964-09-10	1965-10-12	Gen Electric	Heat pump comprising rotary compressor including injection cooling arrangement
GB1171291A (en) *	1965-10-12	1969-11-19	Svenska Rotor Maskiner Ab	Screw Rotor Machines
US3795117A (en) *	1972-09-01	1974-03-05	Dunham Bush Inc	Injection cooling of screw compressors

1974
- 1974-01-14 US US433418A patent/US3885402A/en not_active Expired - Lifetime
- 1974-06-04 CA CA201,635A patent/CA1001432A/en not_active Expired
- 1974-06-06 SE SE7407434A patent/SE404952B/xx unknown
- 1974-06-06 GB GB2523174A patent/GB1464996A/en not_active Expired
- 1974-06-10 ZA ZA00743672A patent/ZA743672B/xx unknown
- 1974-06-28 FR FR7422738A patent/FR2257880B3/fr not_active Expired
- 1974-07-09 IT IT69180/74A patent/IT1014495B/it active
- 1974-07-13 JP JP49079773A patent/JPS50102909A/ja active Pending
- 1974-07-19 DE DE2434873A patent/DE2434873A1/de not_active Withdrawn
- 1974-09-18 BR BR7762/74A patent/BR7407762D0/pt unknown

Also Published As

Publication number	Publication date
JPS50102909A (it)	1975-08-14
SE7407434L (it)	1975-07-15
GB1464996A (en)	1977-02-16
CA1001432A (en)	1976-12-14
US3885402A (en)	1975-05-27
FR2257880B3 (it)	1977-05-06
ZA743672B (en)	1975-06-25
DE2434873A1 (de)	1975-07-17
SE404952B (sv)	1978-11-06
FR2257880A1 (it)	1975-08-08
BR7407762D0 (pt)	1975-09-16
AU6996074A (en)	1975-12-11

Publication	Publication Date	Title
DK419175A (da)	1976-03-20	Lineer kompressor
DK204875A (da)	1975-11-11	Roterende slibeorgan
IT1014495B (it)	1977-04-20	Compressore rotativo
IT1054061B (it)	1981-11-10	Compressore rotativo
IT1012156B (it)	1977-03-10	Compressore rotativo
FR2283336A1 (fr)	1976-03-26	Compresseur rotatif
IT1060546B (it)	1982-08-20	Compressore volumetrico rotativo
BR7500240A (pt)	1975-11-04	Compressor de embolo rotativo aperfeicoado
AT338403B (de)	1977-08-25	Kompressoraggregat
IT1027383B (it)	1978-11-20	Compressore centrifugo
FR2275664A1 (fr)	1976-01-16	Compresseur rotatif
SE396797B (sv)	1977-10-03	Vetskeringkompressor
SE419117B (sv)	1981-07-13	Kompressor
IT1044298B (it)	1980-03-20	Compressore
IT1059975B (it)	1982-06-21	Compressore rotativo
SE399464B (sv)	1978-02-13	Kompressor
DK419275A (da)	1976-03-20	Lineer kompressor
SE389896B (sv)	1976-11-22	Rotationskompressor av lamelltyp
CU34406A (es)	1978-09-08	Nuevas bencilpirimidinas
SE7506089L (sv)	1975-12-01	Ringkompressor
SE395235B (sv)	1977-08-08	Roterande fanersker
SE403850B (sv)	1978-09-04	Vridstromstellare
DK146698C (da)	1984-07-09	Kompressor
FR2287172A1 (fr)	1976-05-07	Nouvea
FR2299340A2 (fr)	1976-08-27	Nouvea