JPS61234290A - 多段スクリユ−真空ポンプ装置 - Google Patents
多段スクリユ−真空ポンプ装置Info
- Publication number
- JPS61234290A JPS61234290A JP7424585A JP7424585A JPS61234290A JP S61234290 A JPS61234290 A JP S61234290A JP 7424585 A JP7424585 A JP 7424585A JP 7424585 A JP7424585 A JP 7424585A JP S61234290 A JPS61234290 A JP S61234290A
- Authority
- JP
- Japan
- Prior art keywords
- screw block
- casing
- stage screw
- stage
- gear
- Prior art date
- 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.)
- Granted
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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7424585A JPS61234290A (ja) | 1985-04-10 | 1985-04-10 | 多段スクリユ−真空ポンプ装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7424585A JPS61234290A (ja) | 1985-04-10 | 1985-04-10 | 多段スクリユ−真空ポンプ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61234290A true JPS61234290A (ja) | 1986-10-18 |
JPH0370119B2 JPH0370119B2 (enrdf_load_html_response) | 1991-11-06 |
Family
ID=13541581
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7424585A Granted JPS61234290A (ja) | 1985-04-10 | 1985-04-10 | 多段スクリユ−真空ポンプ装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61234290A (enrdf_load_html_response) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5314320A (en) * | 1991-07-10 | 1994-05-24 | Ebara Corporation | Screw vacuum pump with a reduced starting load |
US5374170A (en) * | 1991-07-10 | 1994-12-20 | Ebara Corporation | Screw vacuum pump |
WO2004109112A1 (en) * | 2003-06-11 | 2004-12-16 | Lee, Ki-Chun | Four-in pump |
EP1979619A4 (en) * | 2006-01-31 | 2013-07-24 | Ebara Corp | VACUUM UNIT |
KR20180084964A (ko) * | 2015-12-25 | 2018-07-25 | 가부시키가이샤 고베 세이코쇼 | 스크루 압축기 |
CN115726962A (zh) * | 2022-12-15 | 2023-03-03 | 淄博水环真空泵厂有限公司 | 一种气量可调整的水环泵抽真空系统 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5167510A (ja) * | 1974-12-10 | 1976-06-11 | Kobe Steel Ltd | Takitosukuryuushikiatsushukuki |
JPS5535168A (en) * | 1978-09-06 | 1980-03-12 | Hitachi Ltd | Screw type fluid machine |
-
1985
- 1985-04-10 JP JP7424585A patent/JPS61234290A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5167510A (ja) * | 1974-12-10 | 1976-06-11 | Kobe Steel Ltd | Takitosukuryuushikiatsushukuki |
JPS5535168A (en) * | 1978-09-06 | 1980-03-12 | Hitachi Ltd | Screw type fluid machine |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5314320A (en) * | 1991-07-10 | 1994-05-24 | Ebara Corporation | Screw vacuum pump with a reduced starting load |
US5374170A (en) * | 1991-07-10 | 1994-12-20 | Ebara Corporation | Screw vacuum pump |
WO2004109112A1 (en) * | 2003-06-11 | 2004-12-16 | Lee, Ki-Chun | Four-in pump |
EP1979619A4 (en) * | 2006-01-31 | 2013-07-24 | Ebara Corp | VACUUM UNIT |
KR20180084964A (ko) * | 2015-12-25 | 2018-07-25 | 가부시키가이샤 고베 세이코쇼 | 스크루 압축기 |
CN108431420A (zh) * | 2015-12-25 | 2018-08-21 | 株式会社神户制钢所 | 螺杆式压缩机 |
CN108431420B (zh) * | 2015-12-25 | 2019-11-15 | 株式会社神户制钢所 | 螺杆式压缩机 |
US11067082B2 (en) | 2015-12-25 | 2021-07-20 | Kobe Steel, Ltd. | Screw compressor |
CN115726962A (zh) * | 2022-12-15 | 2023-03-03 | 淄博水环真空泵厂有限公司 | 一种气量可调整的水环泵抽真空系统 |
CN115726962B (zh) * | 2022-12-15 | 2023-05-30 | 淄博水环真空泵厂有限公司 | 一种气量可调整的水环泵抽真空系统 |
Also Published As
Publication number | Publication date |
---|---|
JPH0370119B2 (enrdf_load_html_response) | 1991-11-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |