BE710157A - - Google Patents
Info
- Publication number
- BE710157A BE710157A BE710157DA BE710157A BE 710157 A BE710157 A BE 710157A BE 710157D A BE710157D A BE 710157DA BE 710157 A BE710157 A BE 710157A
- Authority
- BE
- Belgium
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
-
- 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
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
- F04C23/003—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle having complementary function
-
- 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
- F04C29/0007—Injection of a fluid in the working chamber for sealing, cooling and lubricating
-
- 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
- F04C29/0021—Systems for the equilibration of forces acting on the pump
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5592/67A GB1220054A (en) | 1967-02-06 | 1967-02-06 | Two-stage compressor of the meshing screw rotor type |
Publications (1)
Publication Number | Publication Date |
---|---|
BE710157A true BE710157A (da) | 1968-05-30 |
Family
ID=9799008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE710157D BE710157A (da) | 1967-02-06 | 1968-01-31 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3467300A (da) |
BE (1) | BE710157A (da) |
CH (1) | CH478990A (da) |
CS (1) | CS152450B2 (da) |
FI (1) | FI47598C (da) |
FR (1) | FR1555022A (da) |
GB (1) | GB1220054A (da) |
SE (1) | SE318053B (da) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3733152A (en) * | 1971-10-29 | 1973-05-15 | Warren Pumps Inc | Rotary pump |
US4792294A (en) * | 1986-04-11 | 1988-12-20 | Mowli John C | Two-stage screw auger pumping apparatus |
SE8701123L (sv) * | 1987-03-19 | 1988-09-20 | Svenska Rotor Maskiner Ab | Skruvrotormaskin |
US4944657A (en) * | 1989-03-01 | 1990-07-31 | Mowli John C | Two-stage pumping apparatus with low shear first stage |
US5139399A (en) * | 1991-10-18 | 1992-08-18 | Ingersoll-Rand Company | Compressor interstage coolant injector nozzle |
KR100190310B1 (ko) * | 1992-09-03 | 1999-06-01 | 모리시따 요오이찌 | 진공배기장치 |
US5267837A (en) * | 1992-09-23 | 1993-12-07 | Mowli John C | Two-stage pumping apparatus with non-meshing first stage augers |
US6257195B1 (en) | 2000-02-14 | 2001-07-10 | Arthur Vanmoor | Internal combustion engine with substantially continuous fuel feed and power output |
US7682084B2 (en) * | 2003-07-18 | 2010-03-23 | Kobe Steel, Ltd. | Bearing and screw compressor |
DE112010003504A5 (de) * | 2009-08-31 | 2012-11-22 | Ralf Steffens | Verdrängerpumpe mit innerer Verdichtung |
US20110158841A1 (en) * | 2009-12-28 | 2011-06-30 | Sunny King Machinery Co., Ltd. | Screw Pump with Anti-Turbulent Structure |
US9074524B2 (en) | 2011-12-09 | 2015-07-07 | Eaton Corporation | Air supply system with two-stage roots blower |
US9039396B2 (en) | 2012-07-03 | 2015-05-26 | Emerson Climate Technologies, Inc. | Piston and scroll compressor assembly |
CN104005950B (zh) * | 2013-02-26 | 2016-04-13 | 复盛股份有限公司 | 流体机械的多段式螺旋转子机构 |
CN107676260B (zh) | 2013-02-26 | 2020-08-18 | 艾默生环境优化技术有限公司 | 压缩机和包括压缩机的系统 |
CN104948451A (zh) * | 2015-05-29 | 2015-09-30 | 浙江威隆机械科技有限公司 | 一种衬套螺杆泵 |
CN205937114U (zh) | 2016-08-02 | 2017-02-08 | 江森自控空调冷冻设备(无锡)有限公司 | 一种阳转子对称布置的螺杆压缩机 |
CN106989027B (zh) * | 2017-06-05 | 2019-05-24 | 珠海格力电器股份有限公司 | 多级压缩机 |
US11149732B2 (en) | 2017-11-02 | 2021-10-19 | Carrier Corporation | Opposed screw compressor having non-interference system |
EP3922853A4 (en) * | 2019-02-06 | 2022-11-09 | Hitachi Industrial Equipment Systems Co., Ltd. | MULTI-STAGE SCREW COMPRESSOR |
CN110206729B (zh) * | 2019-05-27 | 2020-05-19 | 西安交通大学 | 一种具有气体止推轴承的自平衡轴向力四螺杆机械装置 |
CN110397589B (zh) * | 2019-08-26 | 2023-10-10 | 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 |
CN114593053A (zh) * | 2020-12-02 | 2022-06-07 | 珠海格力电器股份有限公司 | 螺杆压缩机和空调系统 |
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 |
JP7403493B2 (ja) * | 2021-03-23 | 2023-12-22 | 株式会社日立産機システム | 多段スクリュー圧縮機 |
CN114017324A (zh) * | 2021-11-26 | 2022-02-08 | 珠海格力电器股份有限公司 | 压缩机以及空调 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1046261A (en) * | 1963-02-23 | 1966-10-19 | Howden James & Co Ltd | Improvements in or relating to screw air compressors |
US3184155A (en) * | 1963-04-17 | 1965-05-18 | Cooper Bessemer Corp | Motor compressor unit |
SE310751B (da) * | 1963-12-23 | 1969-05-12 | Svenska Rotor Maskiner Ab | |
SE302815B (da) * | 1965-01-13 | 1968-08-05 | Svenska Rotor Maskiner Ab |
-
1967
- 1967-02-06 GB GB5592/67A patent/GB1220054A/en not_active Expired
-
1968
- 1968-01-25 FI FI680196A patent/FI47598C/fi active
- 1968-01-29 US US701323A patent/US3467300A/en not_active Expired - Lifetime
- 1968-01-31 BE BE710157D patent/BE710157A/xx not_active IP Right Cessation
- 1968-02-05 FR FR1555022D patent/FR1555022A/fr not_active Expired
- 1968-02-05 SE SE1436/68A patent/SE318053B/xx unknown
- 1968-02-06 CH CH173068A patent/CH478990A/de not_active IP Right Cessation
- 1968-02-06 CS CS906A patent/CS152450B2/cs unknown
Also Published As
Publication number | Publication date |
---|---|
US3467300A (en) | 1969-09-16 |
FI47598B (da) | 1973-10-01 |
CH478990A (de) | 1969-09-30 |
SE318053B (da) | 1969-12-01 |
FR1555022A (da) | 1969-01-24 |
GB1220054A (en) | 1971-01-20 |
CS152450B2 (da) | 1973-12-19 |
FI47598C (fi) | 1974-01-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: SVENSKA ROTOR MASKINER A.B. Effective date: 19870131 |