JP2009503358A5 - - Google Patents
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- Publication number
- JP2009503358A5 JP2009503358A5 JP2008524573A JP2008524573A JP2009503358A5 JP 2009503358 A5 JP2009503358 A5 JP 2009503358A5 JP 2008524573 A JP2008524573 A JP 2008524573A JP 2008524573 A JP2008524573 A JP 2008524573A JP 2009503358 A5 JP2009503358 A5 JP 2009503358A5
- Authority
- JP
- Japan
- Prior art keywords
- vacuum pump
- stage
- rotor
- tip radius
- rotor component
- 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.)
- Pending
Links
- 208000028659 discharge Diseases 0.000 claims 6
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB0515905.8A GB0515905D0 (en) | 2005-08-02 | 2005-08-02 | Vacuum pump |
| PCT/GB2006/002679 WO2007015056A1 (en) | 2005-08-02 | 2006-07-18 | Vacuum pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2009503358A JP2009503358A (ja) | 2009-01-29 |
| JP2009503358A5 true JP2009503358A5 (enExample) | 2009-05-28 |
Family
ID=34983964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008524573A Pending JP2009503358A (ja) | 2005-08-02 | 2006-07-18 | 真空ポンプ |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US20100158728A1 (enExample) |
| EP (1) | EP1910682B1 (enExample) |
| JP (1) | JP2009503358A (enExample) |
| KR (1) | KR101351667B1 (enExample) |
| CN (1) | CN101238294B (enExample) |
| AT (1) | ATE427426T1 (enExample) |
| DE (1) | DE602006006062D1 (enExample) |
| GB (1) | GB0515905D0 (enExample) |
| TW (1) | TWI453342B (enExample) |
| WO (1) | WO2007015056A1 (enExample) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0515905D0 (en) | 2005-08-02 | 2005-09-07 | Boc Group Plc | Vacuum pump |
| JP4767625B2 (ja) * | 2005-08-24 | 2011-09-07 | 樫山工業株式会社 | 多段ルーツ式ポンプ |
| GB0719394D0 (en) * | 2007-10-04 | 2007-11-14 | Edwards Ltd | A multi stage clam shell vacuum pump |
| TWI518245B (zh) * | 2010-04-19 | 2016-01-21 | 荏原製作所股份有限公司 | 乾真空泵裝置、排氣單元，以及消音器 |
| CN102278309A (zh) * | 2010-06-12 | 2011-12-14 | 中国科学院沈阳科学仪器研制中心有限公司 | 一种真空泵结构 |
| JP5793004B2 (ja) * | 2011-06-02 | 2015-10-14 | 株式会社荏原製作所 | 真空ポンプ |
| DE202011104491U1 (de) | 2011-08-17 | 2012-11-20 | Oerlikon Leybold Vacuum Gmbh | Wälzkolbenpumpe |
| GB2499217A (en) * | 2012-02-08 | 2013-08-14 | Edwards Ltd | Vacuum pump with recirculation valve |
| CN103629113B (zh) * | 2013-07-19 | 2016-01-20 | 浙江飞越机电有限公司 | 油箱侧置式双级旋片真空泵 |
| JP6630174B2 (ja) * | 2015-03-09 | 2020-01-15 | 株式会社荏原製作所 | 真空ポンプ |
| US20160265532A1 (en) * | 2015-03-09 | 2016-09-15 | Ebara Corporation | Vacuum pump |
| DE202017001029U1 (de) | 2017-02-17 | 2018-05-18 | Leybold Gmbh | Mehrstufige Wälzkolbenpumpe |
| GB201707458D0 (en) * | 2017-05-10 | 2017-06-21 | Edwards Ltd | Lubrication of gears in twin-shaft pumps |
| DE202017003212U1 (de) * | 2017-06-17 | 2018-09-18 | Leybold Gmbh | Mehrstufige Wälzkolbenpumpe |
| JP2019039395A (ja) * | 2017-08-25 | 2019-03-14 | 樫山工業株式会社 | 多段ルーツポンプ |
| GB2570925B (en) | 2018-02-12 | 2021-07-07 | Edwards Ltd | Reinforced vacuum system component |
| FR3094762B1 (fr) * | 2019-04-05 | 2021-04-09 | Pfeiffer Vacuum | Pompe à vide de type sèche et installation de pompage |
| CN110500275B (zh) * | 2019-09-23 | 2021-03-16 | 兑通真空技术(上海)有限公司 | 一种三轴多级罗茨泵的泵壳体结构 |
| GB2590665B (en) * | 2019-12-23 | 2022-06-08 | Edwards S R O | Pump configured to mitigate the effect of any rotor and stator clash and its method of manufacture |
| FR3107933B1 (fr) * | 2020-03-04 | 2022-03-04 | Pfeiffer Vacuum Technology AG | Pompe à vide sèche et procédé de fabrication |
| GB2602625B (en) * | 2020-12-15 | 2023-05-31 | Edwards S R O | Method for stopping a vacuum pump |
| CN112963346B (zh) * | 2021-02-24 | 2022-06-07 | 西安交通大学 | 一种多级扭叶罗茨真空泵转子及其设计方法 |
| FR3121716B1 (fr) * | 2021-04-08 | 2023-03-24 | Pfeiffer Vacuum | Pompe à vide |
| JP2023116194A (ja) * | 2022-02-09 | 2023-08-22 | 株式会社荏原製作所 | 真空ポンプ |
| CN116066365B (zh) * | 2023-03-23 | 2023-10-10 | 北京通嘉宏瑞科技有限公司 | 一种提高制程物容纳能力的真空泵组件及干式真空泵 |
| CN119062574A (zh) * | 2024-11-05 | 2024-12-03 | 浙江博亚精密机械有限公司 | 一种多级罗茨真空泵 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4068984A (en) * | 1974-12-03 | 1978-01-17 | H & H Licensing Corporation | Multi-stage screw-compressor with different tooth profiles |
| GB8513684D0 (en) | 1985-05-30 | 1985-07-03 | Boc Group Plc | Mechanical pumps |
| JPH03111690A (ja) * | 1989-09-22 | 1991-05-13 | Tokuda Seisakusho Ltd | 真空ポンプ |
| JPH0518379A (ja) * | 1991-06-23 | 1993-01-26 | Ulvac Japan Ltd | 多段ルーツ型真空ポンプ |
| JPH05312173A (ja) * | 1992-05-06 | 1993-11-22 | Shimadzu Corp | ドライ真空ポンプ |
| DE4232119A1 (de) * | 1992-09-25 | 1994-03-31 | Mes Und Regeltechnik Geraeteba | Regelung einer Wälzkolbenpumpe |
| JP2000120538A (ja) * | 1998-10-19 | 2000-04-25 | Yoshio Abe | 多段容積式圧縮機。 |
| JP2002364569A (ja) * | 2001-06-01 | 2002-12-18 | Ulvac Japan Ltd | 多段ルーツ真空ポンプ |
| JP3941484B2 (ja) * | 2001-12-03 | 2007-07-04 | アイシン精機株式会社 | 多段式真空ポンプ |
| US20030223897A1 (en) * | 2002-06-03 | 2003-12-04 | Jim Ferentinos | Two-stage rotary screw fluid compressor |
| TW200506217A (en) * | 2003-03-19 | 2005-02-16 | Ebara Corp | Positive-displacement vacuum pump |
| JP2005098210A (ja) | 2003-09-25 | 2005-04-14 | Aisin Seiki Co Ltd | 多段ドライポンプ |
| JP2005155540A (ja) | 2003-11-27 | 2005-06-16 | Aisin Seiki Co Ltd | 多段ドライ真空ポンプ |
| GB0515905D0 (en) | 2005-08-02 | 2005-09-07 | Boc Group Plc | Vacuum pump |
| JP5312173B2 (ja) | 2009-04-22 | 2013-10-09 | 本田技研工業株式会社 | パルサープレートの取付構造 |
-
2005
- 2005-08-02 GB GBGB0515905.8A patent/GB0515905D0/en not_active Ceased
-
2006
- 2006-07-18 JP JP2008524573A patent/JP2009503358A/ja active Pending
- 2006-07-18 CN CN2006800287289A patent/CN101238294B/zh active Active
- 2006-07-18 US US11/989,920 patent/US20100158728A1/en not_active Abandoned
- 2006-07-18 AT AT06765014T patent/ATE427426T1/de not_active IP Right Cessation
- 2006-07-18 EP EP06765014A patent/EP1910682B1/en active Active
- 2006-07-18 KR KR1020087002669A patent/KR101351667B1/ko active Active
- 2006-07-18 DE DE602006006062T patent/DE602006006062D1/de active Active
- 2006-07-18 WO PCT/GB2006/002679 patent/WO2007015056A1/en not_active Ceased
- 2006-08-01 TW TW095128141A patent/TWI453342B/zh active
-
2011
- 2011-09-01 US US13/224,301 patent/US8702407B2/en active Active
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