JPS649475B2 - - Google Patents
Info
- Publication number
- JPS649475B2 JPS649475B2 JP7725380A JP7725380A JPS649475B2 JP S649475 B2 JPS649475 B2 JP S649475B2 JP 7725380 A JP7725380 A JP 7725380A JP 7725380 A JP7725380 A JP 7725380A JP S649475 B2 JPS649475 B2 JP S649475B2
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- blade
- manufacturing
- turbo
- vane
- 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
- 238000004519 manufacturing process Methods 0.000 claims description 19
- 230000007423 decrease Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 238000003754 machining Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 210000003746 feather Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/02—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass turbine or like blades from one piece
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Non-Positive Displacement Air Blowers (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792923632 DE2923632A1 (de) | 1979-06-11 | 1979-06-11 | Verfahren zur herstellung eines schaufelkranzes fuer den rotor einer tubomolekularpumpe und mit schaufelkraenzen dieser art ausgeruesteter rotor |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56593A JPS56593A (en) | 1981-01-07 |
JPS649475B2 true JPS649475B2 (ru) | 1989-02-17 |
Family
ID=6072988
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7725380A Granted JPS56593A (en) | 1979-06-11 | 1980-06-10 | Rotor of turbomolecule pump and its manufacture |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS56593A (ru) |
CH (1) | CH646229A5 (ru) |
DE (1) | DE2923632A1 (ru) |
FR (1) | FR2458351B1 (ru) |
GB (1) | GB2052317B (ru) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58190590U (ja) * | 1982-06-14 | 1983-12-17 | 東京ブラインド工業株式会社 | 間仕切り |
JPS6136479A (ja) * | 1983-11-30 | 1986-02-21 | 八木 清行 | 折戸式自動扉の駆動装置 |
DE3507274A1 (de) * | 1985-03-01 | 1986-09-04 | Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar | Scheiben mit schaufeln hoher stabilitaet fuer turbomolekularpumpen |
JPH01195992A (ja) * | 1988-01-30 | 1989-08-07 | Naoto Ibarada | ターボ分子ポンプの動翼 |
IT1238201B (it) * | 1989-11-03 | 1993-07-09 | Varian Spa | Metodo di fabbricazione mediante elettroerosione di una girante o di un rotore a una o piu' giranti di una turbopompa, particolarmente di una pompa turbomolecolare, e prodotti cosi' ottenuti. |
IT1293907B1 (it) * | 1997-05-28 | 1999-03-11 | Varian Spa | Procedimento di fresatura di rotori di pompe turbomolecolari con inglobamento in resina del particolare da fresare. |
JP3092063B2 (ja) * | 1998-06-17 | 2000-09-25 | セイコー精機株式会社 | ターボ分子ポンプ |
DE10053664A1 (de) * | 2000-10-28 | 2002-05-08 | Leybold Vakuum Gmbh | Mechanische kinetische Vakuumpumpe |
EP1249612B1 (en) * | 2001-03-15 | 2004-01-28 | VARIAN S.p.A. | Method of manufacturing a stator stage for a turbine pump |
EP2013483B1 (de) * | 2006-04-29 | 2010-03-03 | Oerlikon Leybold Vacuum GmbH | Verfahren zur herstellung von rotoren oder statoren einer turbomolekularpumpe |
DE102009015652A1 (de) * | 2009-03-31 | 2010-10-07 | Light Style Gmbh | Verfahren zur Herstellung eines Gebrauchsproduktes aus Aluminium und danach hergestelltes Produkt |
DE102011117920B4 (de) * | 2011-11-09 | 2013-08-01 | Voith Patent Gmbh | Verfahren zum Herstellen eines Schaufelrades, sowie danach hergestelltes Schaufelrad |
DE102014114326A1 (de) * | 2014-10-02 | 2016-04-07 | Pfeiffer Vacuum Gmbh | Verfahren zur Herstellung einer Rotor- oder Statorscheibe für eine Vakuumpumpe sowie Rotor- oder Statorscheibe für eine Vakuumpumpe |
EP3091235B1 (de) * | 2015-05-04 | 2020-03-11 | Pfeiffer Vacuum Gmbh | Rotorscheibe |
GB2592618A (en) * | 2020-03-03 | 2021-09-08 | Edwards Ltd | Turbine blades and methods of manufacture of turbine blades |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH159747A (fr) * | 1930-01-11 | 1933-01-31 | Westinghouse Electric Corp | Hélice et procédé pour sa fabrication. |
FR81075E (fr) * | 1962-01-23 | 1963-07-26 | Snecma | Pompe à vide turbomoléculaire perfectionnée |
BE757354A (fr) * | 1969-10-27 | 1971-03-16 | Sargent Welch Scientific Co | Pompe turbomoleculaire a stators et rotors perfectionnes |
US3623826A (en) * | 1969-10-27 | 1971-11-30 | Sargent Welch Scientific Co | Turbine pump with improved rotor and seal constructions |
JPS5227367Y1 (ru) * | 1975-09-30 | 1977-06-22 | ||
DE2627309A1 (de) * | 1976-06-18 | 1977-12-22 | Daimler Benz Ag | Verfahren und vorrichtung zur herstellung eines keramischen turbinenrades |
DE2654055B2 (de) * | 1976-11-29 | 1979-11-08 | Kernforschungsanlage Juelich Gmbh, 5170 Juelich | Rotor- und Statorscheibe für Turbomolekularpumpe |
DE2717366B2 (de) * | 1977-04-20 | 1979-10-11 | Arthur Pfeiffer-Vakuumtechnik-Wetzlar Gmbh, 6334 Asslar | Laufrad für eine Turbomolekularpumpe |
-
1979
- 1979-06-11 DE DE19792923632 patent/DE2923632A1/de not_active Ceased
-
1980
- 1980-04-23 GB GB8013318A patent/GB2052317B/en not_active Expired
- 1980-06-05 CH CH434880A patent/CH646229A5/de not_active IP Right Cessation
- 1980-06-10 JP JP7725380A patent/JPS56593A/ja active Granted
- 1980-06-11 FR FR8012974A patent/FR2458351B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2458351A1 (fr) | 1981-01-02 |
FR2458351B1 (fr) | 1985-07-12 |
DE2923632A1 (de) | 1980-12-18 |
CH646229A5 (de) | 1984-11-15 |
GB2052317B (en) | 1982-12-01 |
JPS56593A (en) | 1981-01-07 |
GB2052317A (en) | 1981-01-28 |
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