JPS4835803B1 - - Google Patents
Info
- Publication number
- JPS4835803B1 JPS4835803B1 JP43090277A JP9027768A JPS4835803B1 JP S4835803 B1 JPS4835803 B1 JP S4835803B1 JP 43090277 A JP43090277 A JP 43090277A JP 9027768 A JP9027768 A JP 9027768A JP S4835803 B1 JPS4835803 B1 JP S4835803B1
- 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.)
- Pending
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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US69225267A | 1967-12-20 | 1967-12-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4835803B1 true JPS4835803B1 (ja) | 1973-10-31 |
Family
ID=24779845
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP43090277A Pending JPS4835803B1 (ja) | 1967-12-20 | 1968-12-11 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3481532A (ja) |
JP (1) | JPS4835803B1 (ja) |
BE (1) | BE725847A (ja) |
DE (1) | DE1815163A1 (ja) |
FR (1) | FR1596245A (ja) |
GB (1) | GB1218130A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008248829A (ja) * | 2007-03-30 | 2008-10-16 | Kobe Steel Ltd | スクリュ圧縮機 |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3658452A (en) * | 1969-11-18 | 1972-04-25 | Shimadzu Corp | Gear pump or motor |
US3848422A (en) * | 1972-04-27 | 1974-11-19 | Svenska Rotor Maskiner Ab | Refrigeration plants |
GB1434927A (en) * | 1972-04-27 | 1976-05-12 | Svenska Rotor Maskiner Ab | Refrigeration plants |
US4044562A (en) * | 1974-05-02 | 1977-08-30 | Will Clarke England | Multirotary energy conversion valve |
US4487176A (en) * | 1982-07-29 | 1984-12-11 | Kosheleff Patrick A | Rotary positive displacement motor |
US4792294A (en) * | 1986-04-11 | 1988-12-20 | Mowli John C | Two-stage screw auger pumping apparatus |
US4944657A (en) * | 1989-03-01 | 1990-07-31 | Mowli John C | Two-stage pumping apparatus with low shear first stage |
US5267837A (en) * | 1992-09-23 | 1993-12-07 | Mowli John C | Two-stage pumping apparatus with non-meshing first stage augers |
US7131826B1 (en) * | 2002-11-21 | 2006-11-07 | International Dispensing Corporation | Blending pump assembly |
US8303277B2 (en) * | 2002-11-21 | 2012-11-06 | International Dispensing Corporation | Blending pump assembly |
US7682136B2 (en) * | 2003-03-28 | 2010-03-23 | Caterpillar Inc. | Multiple pump housing |
JP5380987B2 (ja) * | 2008-02-06 | 2014-01-08 | ダイキン工業株式会社 | 冷凍装置 |
DE102008023594A1 (de) | 2008-05-14 | 2009-11-19 | Wabco Gmbh | Kompressoreinheit |
US20090288648A1 (en) * | 2008-05-21 | 2009-11-26 | Gm Global Technology Operations, Inc. | Superchargers with dual integral rotors |
US8292597B2 (en) * | 2008-10-16 | 2012-10-23 | Pratt & Whitney Canada Corp. | High-speed gear pump |
JP5361074B2 (ja) | 2009-11-20 | 2013-12-04 | ジヤトコ株式会社 | ヘリカルギヤポンプ |
US9074524B2 (en) * | 2011-12-09 | 2015-07-07 | Eaton Corporation | Air supply system with two-stage roots blower |
US8944793B2 (en) * | 2012-06-05 | 2015-02-03 | Hamilton Sundstrand Corporation | Flow and pressure ripple reduction with advance dual gear and bearing face cut |
TWI512201B (zh) * | 2013-02-06 | 2015-12-11 | Fu Sheng Ind Co Ltd | 流體機械的多段式螺旋轉子機構 |
CN103410729B (zh) * | 2013-08-26 | 2015-07-01 | 天津商业大学 | 卧式全封闭双级螺杆制冷压缩机 |
CN110388320A (zh) * | 2019-08-26 | 2019-10-29 | 珠海格力电器股份有限公司 | 具有平衡轴向力功能的双级螺杆压缩机及空调机组 |
CN112797001A (zh) * | 2021-02-26 | 2021-05-14 | 珠海格力电器股份有限公司 | 转子组件、压缩机及空调 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1698802A (en) * | 1924-04-07 | 1929-01-15 | Montelius Carl Oscar Josef | Device for transferring energy to or from alpha fluid |
US2100560A (en) * | 1933-12-02 | 1937-11-30 | Laval Steam Turbine Co | Deep well pump |
US2804260A (en) * | 1949-07-11 | 1957-08-27 | Svenska Rotor Maskiner Ab | Engines of screw rotor type |
US2581451A (en) * | 1949-09-14 | 1952-01-08 | Laval Steam Turbine Co | Mixing pump |
US2659239A (en) * | 1949-10-07 | 1953-11-17 | Jarvis C Marble | Independent synchronization |
GB1046261A (en) * | 1963-02-23 | 1966-10-19 | Howden James & Co Ltd | Improvements in or relating to screw air compressors |
-
1967
- 1967-12-20 US US692252A patent/US3481532A/en not_active Expired - Lifetime
-
1968
- 1968-11-18 GB GB54618/68A patent/GB1218130A/en not_active Expired
- 1968-12-11 JP JP43090277A patent/JPS4835803B1/ja active Pending
- 1968-12-17 DE DE19681815163 patent/DE1815163A1/de active Pending
- 1968-12-20 BE BE725847D patent/BE725847A/xx unknown
- 1968-12-20 FR FR1596245D patent/FR1596245A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008248829A (ja) * | 2007-03-30 | 2008-10-16 | Kobe Steel Ltd | スクリュ圧縮機 |
Also Published As
Publication number | Publication date |
---|---|
GB1218130A (en) | 1971-01-06 |
FR1596245A (ja) | 1970-06-15 |
BE725847A (ja) | 1969-05-29 |
DE1815163A1 (de) | 1969-07-24 |
US3481532A (en) | 1969-12-02 |