DD122841A1 - - Google Patents
Info
- Publication number
- DD122841A1 DD122841A1 DD189328A DD18932875A DD122841A1 DD 122841 A1 DD122841 A1 DD 122841A1 DD 189328 A DD189328 A DD 189328A DD 18932875 A DD18932875 A DD 18932875A DD 122841 A1 DD122841 A1 DD 122841A1
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- 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
- F01C1/00—Rotary-piston machines or engines
- F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
- F01C1/12—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type
- F01C1/14—Rotary-piston machines or engines 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
- F01C1/16—Rotary-piston machines or engines 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
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD189328A DD122841A1 (xx) | 1975-11-07 | 1975-11-07 | |
| DE19762639870 DE2639870A1 (de) | 1975-11-07 | 1976-09-04 | Rotorpaar fuer schraubenmaschinen |
| GB40616/76A GB1539224A (en) | 1975-11-07 | 1976-09-30 | Rotors for meshing-screw rotary machines for compressible media |
| SE7612317A SE7612317L (sv) | 1975-11-07 | 1976-11-04 | Rotorpar for skruvmaskiner |
| CS767172A CS188556B1 (en) | 1975-11-07 | 1976-11-05 | Pair of rotors for screw machines |
| FR7633442A FR2330888A1 (fr) | 1975-11-07 | 1976-11-05 | Paire de rotors pour machines a rotors helicoidaux |
| PL1976193520A PL112637B1 (en) | 1975-11-07 | 1976-11-06 | Pair of rotors for screw rotor machines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD189328A DD122841A1 (xx) | 1975-11-07 | 1975-11-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD122841A1 true DD122841A1 (xx) | 1976-11-05 |
Family
ID=5502302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD189328A DD122841A1 (xx) | 1975-11-07 | 1975-11-07 |
Country Status (7)
| Country | Link |
|---|---|
| CS (1) | CS188556B1 (xx) |
| DD (1) | DD122841A1 (xx) |
| DE (1) | DE2639870A1 (xx) |
| FR (1) | FR2330888A1 (xx) |
| GB (1) | GB1539224A (xx) |
| PL (1) | PL112637B1 (xx) |
| SE (1) | SE7612317L (xx) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT402091B (de) * | 1981-08-25 | 1997-01-27 | Ingersoll Rand Co | Nebenrotor für eine schraubenmaschine, insbesondere einen schraubenverdichter |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5793602A (en) * | 1980-12-03 | 1982-06-10 | Hitachi Ltd | Screw rotor |
| DE8434596U1 (de) * | 1983-12-14 | 1985-02-21 | Boge Kompressoren Otto Boge Gmbh & Co Kg, 4800 Bielefeld | Drehkolbenverdichter |
| GB8413619D0 (en) * | 1984-05-29 | 1984-07-04 | Compair Ind Ltd | Screw rotor machines |
| JPS61201894A (ja) * | 1985-03-04 | 1986-09-06 | Hitachi Ltd | スクリユ−ロ−タ歯形 |
| 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 |
| US5454701A (en) * | 1994-06-02 | 1995-10-03 | Chen; Chia-Hsing | Screw compressor with rotors having hyper profile |
| CN101451527B (zh) * | 2007-12-03 | 2012-04-25 | 万晓青 | 一种新型螺杆压缩机端面齿形 |
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1975
- 1975-11-07 DD DD189328A patent/DD122841A1/xx unknown
-
1976
- 1976-09-04 DE DE19762639870 patent/DE2639870A1/de not_active Withdrawn
- 1976-09-30 GB GB40616/76A patent/GB1539224A/en not_active Expired
- 1976-11-04 SE SE7612317A patent/SE7612317L/xx unknown
- 1976-11-05 FR FR7633442A patent/FR2330888A1/fr active Granted
- 1976-11-05 CS CS767172A patent/CS188556B1/cs unknown
- 1976-11-06 PL PL1976193520A patent/PL112637B1/pl unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT402091B (de) * | 1981-08-25 | 1997-01-27 | Ingersoll Rand Co | Nebenrotor für eine schraubenmaschine, insbesondere einen schraubenverdichter |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1539224A (en) | 1979-01-31 |
| FR2330888A1 (fr) | 1977-06-03 |
| CS188556B1 (en) | 1979-03-30 |
| SE7612317L (sv) | 1977-05-08 |
| PL112637B1 (en) | 1980-10-31 |
| FR2330888B3 (xx) | 1979-07-20 |
| DE2639870A1 (de) | 1977-05-12 |