JPS647234B2 - - Google Patents
Info
- Publication number
- JPS647234B2 JPS647234B2 JP59144390A JP14439084A JPS647234B2 JP S647234 B2 JPS647234 B2 JP S647234B2 JP 59144390 A JP59144390 A JP 59144390A JP 14439084 A JP14439084 A JP 14439084A JP S647234 B2 JPS647234 B2 JP S647234B2
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- blade
- stator
- blades
- vertical axis
- 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.)
- Expired
Links
- 239000007789 gas Substances 0.000 description 15
- 230000006835 compression Effects 0.000 description 13
- 238000007906 compression Methods 0.000 description 13
- 230000032258 transport Effects 0.000 description 8
- 238000005086 pumping Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000342 Monte Carlo simulation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D19/00—Axial-flow pumps
- F04D19/02—Multi-stage pumps
- F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
- F04D19/042—Turbomolecular vacuum pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
- F04D29/324—Blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/70—Shape
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Non-Positive Displacement Air Blowers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14439084A JPS6125993A (ja) | 1984-07-13 | 1984-07-13 | タ−ボ分子ポンプ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14439084A JPS6125993A (ja) | 1984-07-13 | 1984-07-13 | タ−ボ分子ポンプ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6125993A JPS6125993A (ja) | 1986-02-05 |
JPS647234B2 true JPS647234B2 (en]) | 1989-02-08 |
Family
ID=15361026
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14439084A Granted JPS6125993A (ja) | 1984-07-13 | 1984-07-13 | タ−ボ分子ポンプ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6125993A (en]) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018173341A1 (ja) * | 2017-03-23 | 2018-09-27 | エドワーズ株式会社 | 真空ポンプとこれに用いられるブレード部品およびロータならびに固定のブレード |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3047292B1 (ja) | 1998-11-24 | 2000-05-29 | セイコー精機株式会社 | ターボ分子ポンプ及び真空装置 |
DE102004012713A1 (de) * | 2004-03-16 | 2005-10-06 | Pfeiffer Vacuum Gmbh | Turbomolekularpumpe |
WO2008065798A1 (fr) * | 2006-11-30 | 2008-06-05 | Edwards Japan Limited | Pompe à vide |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5791396A (en) * | 1980-11-28 | 1982-06-07 | Mitsubishi Heavy Ind Ltd | Rotary cylinder type molecular pump |
JPS57191492A (en) * | 1981-05-22 | 1982-11-25 | Hitachi Ltd | Molecular turbo-pump |
-
1984
- 1984-07-13 JP JP14439084A patent/JPS6125993A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018173341A1 (ja) * | 2017-03-23 | 2018-09-27 | エドワーズ株式会社 | 真空ポンプとこれに用いられるブレード部品およびロータならびに固定のブレード |
Also Published As
Publication number | Publication date |
---|---|
JPS6125993A (ja) | 1986-02-05 |
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