JPS554239B2 - - Google Patents
Info
- Publication number
- JPS554239B2 JPS554239B2 JP11428474A JP11428474A JPS554239B2 JP S554239 B2 JPS554239 B2 JP S554239B2 JP 11428474 A JP11428474 A JP 11428474A JP 11428474 A JP11428474 A JP 11428474A JP S554239 B2 JPS554239 B2 JP S554239B2
- Authority
- JP
- Japan
- 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
- 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)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Rotary-Type Compressors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US403195A US3859814A (en) | 1973-10-03 | 1973-10-03 | Variable capacity rotary screw compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5061710A JPS5061710A (en) | 1975-05-27 |
| JPS554239B2 true JPS554239B2 (en) | 1980-01-29 |
Family
ID=23594831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11428474A Expired JPS554239B2 (en) | 1973-10-03 | 1974-10-03 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3859814A (en) |
| JP (1) | JPS554239B2 (en) |
| CA (1) | CA988730A (en) |
| DE (1) | DE2447116A1 (en) |
| FR (1) | FR2246754B1 (en) |
| GB (1) | GB1444308A (en) |
| SE (1) | SE7411972L (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4058988A (en) * | 1976-01-29 | 1977-11-22 | Dunham-Bush, Inc. | Heat pump system with high efficiency reversible helical screw rotary compressor |
| US4197719A (en) * | 1976-01-29 | 1980-04-15 | Dunham-Bush, Inc. | Tri-level multi-cylinder reciprocating compressor heat pump system |
| JPS54163416A (en) * | 1978-06-14 | 1979-12-26 | Hitachi Ltd | Screw compressor |
| US4342199A (en) * | 1980-10-03 | 1982-08-03 | Dunham-Bush, Inc. | Screw compressor slide valve engine RPM tracking system |
| GB8511729D0 (en) * | 1985-05-09 | 1985-06-19 | Svenska Rotor Maskiner Ab | Screw rotor compressor |
| US5878810A (en) * | 1990-11-28 | 1999-03-09 | Kabushiki Kaisha Toshiba | Air-conditioning apparatus |
| US5167130A (en) * | 1992-03-19 | 1992-12-01 | Morris Jr William F | Screw compressor system for reverse cycle defrost having relief regulator valve and economizer port |
| US20070134122A1 (en) * | 2005-12-09 | 2007-06-14 | Chin-Tang Wang | Hydraulic pump |
| WO2008112568A2 (en) * | 2007-03-09 | 2008-09-18 | Johnson Controls Technology Company | Compressor with multiple inlets |
| CN103411338A (en) * | 2013-08-26 | 2013-11-27 | 天津商业大学 | Screw compressor refrigeration cycle system with two-stage economizers |
| WO2016084176A1 (en) * | 2014-11-26 | 2016-06-02 | 三菱電機株式会社 | Screw compressor and refrigeration cycle device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3462072A (en) * | 1967-05-03 | 1969-08-19 | Svenska Rotor Maskiner Ab | Screw rotor machine |
| US3568466A (en) * | 1968-05-06 | 1971-03-09 | Stal Refrigeration Ab | Refrigeration system with multi-stage throttling |
| US3577742A (en) * | 1969-06-13 | 1971-05-04 | Vilter Manufacturing Corp | Refrigeration system having a screw compressor with an auxiliary high pressure suction inlet |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3795117A (en) * | 1972-09-01 | 1974-03-05 | Dunham Bush Inc | Injection cooling of screw compressors |
-
1973
- 1973-10-03 US US403195A patent/US3859814A/en not_active Expired - Lifetime
-
1974
- 1974-09-24 SE SE7411972A patent/SE7411972L/xx unknown
- 1974-09-25 CA CA210,022A patent/CA988730A/en not_active Expired
- 1974-10-01 GB GB4380174A patent/GB1444308A/en not_active Expired
- 1974-10-01 FR FR7433031A patent/FR2246754B1/fr not_active Expired
- 1974-10-02 DE DE19742447116 patent/DE2447116A1/en active Pending
- 1974-10-03 JP JP11428474A patent/JPS554239B2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3462072A (en) * | 1967-05-03 | 1969-08-19 | Svenska Rotor Maskiner Ab | Screw rotor machine |
| US3568466A (en) * | 1968-05-06 | 1971-03-09 | Stal Refrigeration Ab | Refrigeration system with multi-stage throttling |
| US3577742A (en) * | 1969-06-13 | 1971-05-04 | Vilter Manufacturing Corp | Refrigeration system having a screw compressor with an auxiliary high pressure suction inlet |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1444308A (en) | 1976-07-28 |
| FR2246754B1 (en) | 1979-02-16 |
| DE2447116A1 (en) | 1975-04-10 |
| FR2246754A1 (en) | 1975-05-02 |
| JPS5061710A (en) | 1975-05-27 |
| US3859814A (en) | 1975-01-14 |
| SE7411972L (en) | 1975-04-04 |
| CA988730A (en) | 1976-05-11 |