FR3112174B1 - Pompe à vide sèche - Google Patents
Pompe à vide sèche Download PDFInfo
- Publication number
- FR3112174B1 FR3112174B1 FR2101779A FR2101779A FR3112174B1 FR 3112174 B1 FR3112174 B1 FR 3112174B1 FR 2101779 A FR2101779 A FR 2101779A FR 2101779 A FR2101779 A FR 2101779A FR 3112174 B1 FR3112174 B1 FR 3112174B1
- Authority
- FR
- France
- Prior art keywords
- vacuum pump
- dry vacuum
- seal
- shells
- spar
- 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.)
- Active
Links
- 230000007704 transition Effects 0.000 abstract 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
- F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
- F01C21/10—Outer members for co-operation with rotary pistons; Casings
- F01C21/104—Stators; Members defining the outer boundaries of the working chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
- F04C23/003—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle having complementary function
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
- F04C27/001—Radial sealings for working fluid
- F04C27/003—Radial sealings for working fluid of resilient material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/126—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with radially from the rotor body extending elements, not necessarily co-operating with corresponding recesses in the other rotor, e.g. lobes, Roots type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2220/00—Application
- F04C2220/10—Vacuum
- F04C2220/12—Dry running
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Pressure Vessels And Lids Thereof (AREA)
- Gasket Seals (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
Pompe à vide (1) sèche dont une première demi-coquille (3) comporte au moins une gorge de joint (16) ménagée dans une surface d’assemblage (10) de demi-coquilles (3, 4) recevant un longeron (14b) d’un premier joint d’étanchéité (14), dont le fond présente au moins une surface d’interface (17) débouchant entre les demi-coquilles (3, 4) qui est conformée en « selle de cheval » pour former une transition douce pour le premier joint d’étanchéité (14). Figure d’abrégé : Figure 1
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR2101779A FR3112174B1 (fr) | 2021-02-24 | 2021-02-24 | Pompe à vide sèche |
CN202280013977.XA CN117015653A (zh) | 2021-02-24 | 2022-02-03 | 干式真空泵 |
JP2023551137A JP2024506990A (ja) | 2021-02-24 | 2022-02-03 | ドライ真空ポンプ |
DE112022001233.1T DE112022001233T5 (de) | 2021-02-24 | 2022-02-03 | Trockenvakuumpumpe |
KR1020237030284A KR20230146559A (ko) | 2021-02-24 | 2022-02-03 | 건식 진공 펌프 |
PCT/EP2022/052543 WO2022179819A1 (fr) | 2021-02-24 | 2022-02-03 | Pompe à vide sèche |
TW111105287A TW202302990A (zh) | 2021-02-24 | 2022-02-14 | 乾式真空泵 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR2101779 | 2021-02-24 | ||
FR2101779A FR3112174B1 (fr) | 2021-02-24 | 2021-02-24 | Pompe à vide sèche |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3112174A1 FR3112174A1 (fr) | 2022-01-07 |
FR3112174B1 true FR3112174B1 (fr) | 2022-07-22 |
Family
ID=75439030
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR2101779A Active FR3112174B1 (fr) | 2021-02-24 | 2021-02-24 | Pompe à vide sèche |
Country Status (7)
Country | Link |
---|---|
JP (1) | JP2024506990A (fr) |
KR (1) | KR20230146559A (fr) |
CN (1) | CN117015653A (fr) |
DE (1) | DE112022001233T5 (fr) |
FR (1) | FR3112174B1 (fr) |
TW (1) | TW202302990A (fr) |
WO (1) | WO2022179819A1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2622602A (en) * | 2022-09-22 | 2024-03-27 | Edwards Ltd | Sealing gasket |
WO2024062213A1 (fr) * | 2022-09-22 | 2024-03-28 | Edwards Limited | Joint d'étanchéité |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2489248A (en) * | 2011-03-22 | 2012-09-26 | Edwards Ltd | Vacuum pump with stator joint seals |
GB2528451A (en) * | 2014-07-21 | 2016-01-27 | Edwards Ltd | Vacuum pump |
GB2528450A (en) * | 2014-07-21 | 2016-01-27 | Edwards Ltd | Vacuum pump |
FR3096096B1 (fr) * | 2019-05-13 | 2021-05-14 | Pfeiffer Vacuum | Pompe à vide primaire sèche |
-
2021
- 2021-02-24 FR FR2101779A patent/FR3112174B1/fr active Active
-
2022
- 2022-02-03 DE DE112022001233.1T patent/DE112022001233T5/de active Pending
- 2022-02-03 JP JP2023551137A patent/JP2024506990A/ja active Pending
- 2022-02-03 KR KR1020237030284A patent/KR20230146559A/ko unknown
- 2022-02-03 WO PCT/EP2022/052543 patent/WO2022179819A1/fr active Application Filing
- 2022-02-03 CN CN202280013977.XA patent/CN117015653A/zh active Pending
- 2022-02-14 TW TW111105287A patent/TW202302990A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
JP2024506990A (ja) | 2024-02-15 |
DE112022001233T5 (de) | 2024-01-04 |
WO2022179819A1 (fr) | 2022-09-01 |
TW202302990A (zh) | 2023-01-16 |
KR20230146559A (ko) | 2023-10-19 |
FR3112174A1 (fr) | 2022-01-07 |
CN117015653A (zh) | 2023-11-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLSC | Publication of the preliminary search report |
Effective date: 20220107 |
|
PLFP | Fee payment |
Year of fee payment: 2 |
|
PLFP | Fee payment |
Year of fee payment: 3 |
|
PLFP | Fee payment |
Year of fee payment: 4 |