FR2365711B1 - - Google Patents
Info
- Publication number
- FR2365711B1 FR2365711B1 FR7728922A FR7728922A FR2365711B1 FR 2365711 B1 FR2365711 B1 FR 2365711B1 FR 7728922 A FR7728922 A FR 7728922A FR 7728922 A FR7728922 A FR 7728922A FR 2365711 B1 FR2365711 B1 FR 2365711B1
- Authority
- FR
- France
- 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
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
- 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
- F04C18/082—Details specially related to intermeshing engagement type pumps
- F04C18/084—Toothed wheels
-
- 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
- F04C18/14—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 toothed rotary pistons
- F04C18/16—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 toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD19499976A DD128035B1 (en) | 1976-09-27 | 1976-09-27 | SCREW ROTORS |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2365711A1 FR2365711A1 (en) | 1978-04-21 |
| FR2365711B1 true FR2365711B1 (en) | 1983-08-26 |
Family
ID=5505839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7728922A Granted FR2365711A1 (en) | 1976-09-27 | 1977-09-26 | PAIR OF ROTORS FOR SCREW ROTOR MACHINE |
Country Status (13)
| Country | Link |
|---|---|
| BG (1) | BG32501A1 (en) |
| CS (1) | CS194477B1 (en) |
| DD (1) | DD128035B1 (en) |
| DE (1) | DE2735670A1 (en) |
| FI (1) | FI62714C (en) |
| FR (1) | FR2365711A1 (en) |
| GB (1) | GB1544595A (en) |
| HU (1) | HU177663B (en) |
| NL (1) | NL7710476A (en) |
| PL (1) | PL112155B2 (en) |
| SE (1) | SE7710737L (en) |
| SU (1) | SU1441077A1 (en) |
| YU (1) | YU228277A (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IN157732B (en) * | 1981-02-06 | 1986-05-24 | Svenska Rotor Maskiner Ab | |
| US4412796A (en) * | 1981-08-25 | 1983-11-01 | Ingersoll-Rand Company | Helical screw rotor profiles |
| DE8434596U1 (en) * | 1983-12-14 | 1985-02-21 | Boge Kompressoren Otto Boge Gmbh & Co Kg, 4800 Bielefeld | TURNING PISTON COMPRESSORS |
| US4890992A (en) * | 1988-04-22 | 1990-01-02 | Fu Sheng Industry Co., Ltd. | Screw-rotor machine with an ellipse as a part of its male rotor |
| CN104564673A (en) * | 2013-10-16 | 2015-04-29 | 济南海屹流体技术有限公司 | End-surface tooth profiles for steam screw compressor |
| CN108071586A (en) * | 2016-11-14 | 2018-05-25 | 上海汉钟精机股份有限公司 | Flute profile rotor set |
| CN108757439B (en) * | 2018-07-25 | 2023-08-18 | 中国石油大学(华东) | Double-head full-smooth screw rotor of double-screw liquid pump and design method thereof |
| CN108757438B (en) * | 2018-07-25 | 2023-08-18 | 中国石油大学(华东) | Full-smooth screw rotor with small enclosed volume and design method thereof |
| CN111237187B (en) * | 2020-01-17 | 2022-03-15 | 宿迁学院 | Flexible construction method for convex rotor profile |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE792576A (en) * | 1972-05-24 | 1973-03-30 | Gardner Denver Co | SCREW COMPRESSOR HELICOIDAL ROTOR |
| GB1503488A (en) * | 1974-03-06 | 1978-03-08 | Svenska Rotor Maskiner Ab | Meshing screw rotor fluid maching |
-
1976
- 1976-09-27 DD DD19499976A patent/DD128035B1/en unknown
-
1977
- 1977-08-08 DE DE19772735670 patent/DE2735670A1/en not_active Withdrawn
- 1977-09-06 SU SU777770004A patent/SU1441077A1/en active
- 1977-09-08 BG BG7737305A patent/BG32501A1/en unknown
- 1977-09-21 CS CS612277A patent/CS194477B1/en unknown
- 1977-09-26 YU YU228277A patent/YU228277A/en unknown
- 1977-09-26 NL NL7710476A patent/NL7710476A/en not_active Application Discontinuation
- 1977-09-26 FR FR7728922A patent/FR2365711A1/en active Granted
- 1977-09-26 GB GB3992077A patent/GB1544595A/en not_active Expired
- 1977-09-26 HU HUKU000525 patent/HU177663B/en unknown
- 1977-09-26 PL PL20104677A patent/PL112155B2/en unknown
- 1977-09-26 SE SE7710737A patent/SE7710737L/en not_active Application Discontinuation
- 1977-09-26 FI FI772825A patent/FI62714C/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| SE7710737L (en) | 1978-03-28 |
| DD128035B1 (en) | 1979-12-27 |
| FI62714C (en) | 1983-02-10 |
| DE2735670A1 (en) | 1978-03-30 |
| HU177663B (en) | 1981-11-28 |
| PL112155B2 (en) | 1980-09-30 |
| CS194477B1 (en) | 1979-12-31 |
| NL7710476A (en) | 1978-03-29 |
| DD128035A1 (en) | 1977-10-26 |
| YU228277A (en) | 1982-10-31 |
| SU1441077A1 (en) | 1988-11-30 |
| FI62714B (en) | 1982-10-29 |
| FR2365711A1 (en) | 1978-04-21 |
| FI772825A (en) | 1978-03-28 |
| GB1544595A (en) | 1979-04-19 |
| BG32501A1 (en) | 1982-08-16 |
| PL201046A1 (en) | 1978-06-05 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |