FR3044348B1 - Pompe volumetrique, notamment a piston ou a vis a mouvement excentre comportant un dispositif d'etancheite rigoureuse - Google Patents
Pompe volumetrique, notamment a piston ou a vis a mouvement excentre comportant un dispositif d'etancheite rigoureuseInfo
- Publication number
- FR3044348B1 FR3044348B1 FR1670322A FR1670322A FR3044348B1 FR 3044348 B1 FR3044348 B1 FR 3044348B1 FR 1670322 A FR1670322 A FR 1670322A FR 1670322 A FR1670322 A FR 1670322A FR 3044348 B1 FR3044348 B1 FR 3044348B1
- Authority
- FR
- France
- Prior art keywords
- piston
- screw
- sealing device
- volumetric pump
- excellent motion
- 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 - Fee Related
Links
- 238000007789 sealing Methods 0.000 title 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
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
- F04C15/0034—Sealing arrangements in rotary-piston machines or pumps for other than the working fluid, i.e. the sealing arrangements are not between working chambers of the machine
- F04C15/0038—Shaft sealings specially adapted for rotary-piston machines or pumps
-
- 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
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
- F04C2/107—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Reciprocating Pumps (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1670322A FR3044348B1 (fr) | 2016-06-17 | 2016-06-17 | Pompe volumetrique, notamment a piston ou a vis a mouvement excentre comportant un dispositif d'etancheite rigoureuse |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1670322A FR3044348B1 (fr) | 2016-06-17 | 2016-06-17 | Pompe volumetrique, notamment a piston ou a vis a mouvement excentre comportant un dispositif d'etancheite rigoureuse |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3044348A1 FR3044348A1 (fr) | 2017-06-02 |
FR3044348B1 true FR3044348B1 (fr) | 2017-11-24 |
Family
ID=57349061
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1670322A Expired - Fee Related FR3044348B1 (fr) | 2016-06-17 | 2016-06-17 | Pompe volumetrique, notamment a piston ou a vis a mouvement excentre comportant un dispositif d'etancheite rigoureuse |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR3044348B1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3114358B1 (fr) * | 2020-09-21 | 2022-09-16 | Pcm Tech | Pompe à cavités progressives et dispositif de pompage |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1480316A (fr) * | 1966-03-29 | 1967-05-12 | Commissariat Energie Atomique | Dispositif d'entraînement de deux organes en translation sur des courbes fermées symétriques |
FR2764346B1 (fr) * | 1997-06-05 | 1999-07-30 | Alsthom Cge Alcatel | Machine a deplacement de fluide du type scroll |
-
2016
- 2016-06-17 FR FR1670322A patent/FR3044348B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR3044348A1 (fr) | 2017-06-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLSC | Publication of the preliminary search report |
Effective date: 20170602 |
|
PLFP | Fee payment |
Year of fee payment: 2 |
|
PLFP | Fee payment |
Year of fee payment: 3 |
|
PLFP | Fee payment |
Year of fee payment: 5 |
|
PLFP | Fee payment |
Year of fee payment: 6 |
|
PLFP | Fee payment |
Year of fee payment: 7 |
|
ST | Notification of lapse |
Effective date: 20240205 |