JP2000337289A5 - - Google Patents
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- Publication number
- JP2000337289A5 JP2000337289A5 JP1999142577A JP14257799A JP2000337289A5 JP 2000337289 A5 JP2000337289 A5 JP 2000337289A5 JP 1999142577 A JP1999142577 A JP 1999142577A JP 14257799 A JP14257799 A JP 14257799A JP 2000337289 A5 JP2000337289 A5 JP 2000337289A5
- Authority
- JP
- Japan
- Prior art keywords
- thread groove
- vacuum pump
- rotor member
- exhaust port
- axial direction
- 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
- 230000007423 decrease Effects 0.000 claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 239000002131 composite material Substances 0.000 claims 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11142577A JP2000337289A (ja) | 1999-05-24 | 1999-05-24 | ねじ溝式真空ポンプ、複合真空ポンプ、及び真空ポンプシステム |
| TW089109287A TW464731B (en) | 1999-05-24 | 2000-05-15 | Screw groove type vacuum pump, complex vacuum pump and vacuum pump system |
| US09/572,743 US6419444B1 (en) | 1999-05-24 | 2000-05-16 | Screw groove type vacuum pump, complex vacuum pump and vacuum pump system |
| KR1020000028117A KR20000077405A (ko) | 1999-05-24 | 2000-05-24 | 나사홈식 진공펌프, 복합 진공펌프 및 진공펌프 시스템 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11142577A JP2000337289A (ja) | 1999-05-24 | 1999-05-24 | ねじ溝式真空ポンプ、複合真空ポンプ、及び真空ポンプシステム |
| US09/572,743 US6419444B1 (en) | 1999-05-24 | 2000-05-16 | Screw groove type vacuum pump, complex vacuum pump and vacuum pump system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000337289A JP2000337289A (ja) | 2000-12-05 |
| JP2000337289A5 true JP2000337289A5 (OSRAM) | 2005-10-27 |
Family
ID=26474533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11142577A Pending JP2000337289A (ja) | 1999-05-24 | 1999-05-24 | ねじ溝式真空ポンプ、複合真空ポンプ、及び真空ポンプシステム |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6419444B1 (OSRAM) |
| JP (1) | JP2000337289A (OSRAM) |
| TW (1) | TW464731B (OSRAM) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000077405A (ko) * | 1999-05-24 | 2000-12-26 | 다카키도시요시 | 나사홈식 진공펌프, 복합 진공펌프 및 진공펌프 시스템 |
| US6514035B2 (en) * | 2000-01-07 | 2003-02-04 | Kashiyama Kougyou Industry Co., Ltd. | Multiple-type pump |
| DE10224604B4 (de) * | 2002-06-04 | 2014-01-30 | Oerlikon Leybold Vacuum Gmbh | Evakuierungseinrichtung |
| CN102725535B (zh) * | 2010-06-24 | 2016-05-11 | 埃地沃兹日本有限公司 | 真空泵 |
| GB2482861B (en) | 2010-07-30 | 2014-12-17 | Hivis Pumps As | Pump/motor assembly |
| DE102011112691A1 (de) * | 2011-09-05 | 2013-03-07 | Pfeiffer Vacuum Gmbh | Vakuumpumpe |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3627642C3 (de) * | 1985-08-14 | 1996-03-21 | Rikagaku Kenkyusho | Vakuumpumpe mit Gewindekanal |
| US6217278B1 (en) * | 1997-07-25 | 2001-04-17 | Ebara Corporation | Turbomolecular pump |
-
1999
- 1999-05-24 JP JP11142577A patent/JP2000337289A/ja active Pending
-
2000
- 2000-05-15 TW TW089109287A patent/TW464731B/zh not_active IP Right Cessation
- 2000-05-16 US US09/572,743 patent/US6419444B1/en not_active Expired - Fee Related
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