BE615904A - Turbomolecular vacuum pump - Google Patents
Turbomolecular vacuum pumpInfo
- Publication number
- BE615904A BE615904A BE615904A BE615904A BE615904A BE 615904 A BE615904 A BE 615904A BE 615904 A BE615904 A BE 615904A BE 615904 A BE615904 A BE 615904A BE 615904 A BE615904 A BE 615904A
- Authority
- BE
- Belgium
- Prior art keywords
- vacuum pump
- turbomolecular vacuum
- turbomolecular
- pump
- vacuum
- Prior art date
Links
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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
- F04D29/542—Bladed diffusers
- F04D29/544—Blade shapes
-
- 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
- F05D2240/00—Components
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05D2240/303—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the leading edge of a rotor blade
-
- 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)
- Physics & Mathematics (AREA)
- Geometry (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 |
---|---|---|---|
FR861775A FR1297182A (en) | 1961-05-15 | 1961-05-15 | Turbomolecular vacuum pump |
Publications (1)
Publication Number | Publication Date |
---|---|
BE615904A true BE615904A (en) | 1962-10-02 |
Family
ID=8755156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE615904A BE615904A (en) | 1961-05-15 | 1962-04-02 | Turbomolecular vacuum pump |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE615904A (en) |
FR (1) | FR1297182A (en) |
GB (1) | GB936175A (en) |
LU (1) | LU41495A1 (en) |
NL (1) | NL142222B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE757354A (en) * | 1969-10-27 | 1971-03-16 | Sargent Welch Scientific Co | TURBOMOLECULAR PUMP WITH ADVANCED STATORS AND ROTORS |
FR2355177A1 (en) * | 1975-06-17 | 1978-01-13 | Bradbury Inventions Pty Ltd | Multi-stage axial flow turbine - has stator blades at 45 degrees in opposition to blades on rotor |
DE3507274A1 (en) * | 1985-03-01 | 1986-09-04 | Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar | DISC WITH SHOVELS HIGH STABILITY FOR TURBOMOLECULAR PUMPS |
DE10046506A1 (en) * | 2000-09-20 | 2002-03-28 | Leybold Vakuum Gmbh | Turbo-molecular vacuum pump has part of blades thickened in region of pressure side edge |
GB2498816A (en) | 2012-01-27 | 2013-07-31 | Edwards Ltd | Vacuum pump |
GB2612781B (en) * | 2021-11-10 | 2024-04-10 | Edwards Ltd | Turbomolecular pump bladed disc |
-
1961
- 1961-05-15 FR FR861775A patent/FR1297182A/en not_active Expired
-
1962
- 1962-04-02 BE BE615904A patent/BE615904A/en unknown
- 1962-04-04 GB GB13013/62A patent/GB936175A/en not_active Expired
- 1962-04-05 LU LU41495D patent/LU41495A1/xx unknown
- 1962-05-14 NL NL62278415A patent/NL142222B/en unknown
Also Published As
Publication number | Publication date |
---|---|
NL142222B (en) | 1974-05-15 |
DE1428233A1 (en) | 1969-01-09 |
GB936175A (en) | 1963-09-04 |
LU41495A1 (en) | 1962-06-05 |
DE1428233B2 (en) | 1972-07-27 |
FR1297182A (en) | 1962-06-29 |
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