CS180134B1 - Multistage volute pump,especially an envolvent pump - Google Patents
Multistage volute pump,especially an envolvent pumpInfo
- Publication number
- CS180134B1 CS180134B1 CS542873A CS542873A CS180134B1 CS 180134 B1 CS180134 B1 CS 180134B1 CS 542873 A CS542873 A CS 542873A CS 542873 A CS542873 A CS 542873A CS 180134 B1 CS180134 B1 CS 180134B1
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- pump
- envolvent
- multistage
- multistage volute
- volute
- Prior art date
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
- F04C2/00—Rotary-piston machines or pumps
- F04C2/02—Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C2/025—Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents the moving and the stationary member having co-operating elements in spiral form
-
- 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
- F04C15/0042—Systems for the equilibration of forces acting on the machines or pump
- F04C15/0049—Equalization of pressure pulses
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD16479172A DD97716A1 (en) | 1972-08-01 | 1972-08-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
CS180134B1 true CS180134B1 (en) | 1977-12-30 |
Family
ID=5487702
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CS542873A CS180134B1 (en) | 1972-08-01 | 1973-07-30 | Multistage volute pump,especially an envolvent pump |
Country Status (4)
Country | Link |
---|---|
CS (1) | CS180134B1 (en) |
DD (1) | DD97716A1 (en) |
DE (1) | DE2338808A1 (en) |
FR (1) | FR2195270A5 (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH586348A5 (en) * | 1975-02-07 | 1977-03-31 | Aginfor Ag | |
JPS53119412A (en) * | 1977-03-28 | 1978-10-18 | Hitachi Ltd | Scroll compressor |
US4178143A (en) * | 1978-03-30 | 1979-12-11 | The United States Of America As Represented By The Secretary Of The Navy | Relative orbiting motion by synchronoously rotating scroll impellers |
US4314796A (en) * | 1978-09-04 | 1982-02-09 | Sankyo Electric Company Limited | Scroll-type compressor with thrust bearing lubricating and bypass means |
JPS5716291A (en) * | 1980-07-01 | 1982-01-27 | Sanden Corp | Volume type fluid compressor |
JPS5716292A (en) * | 1980-07-01 | 1982-01-27 | Sanden Corp | Scroll type compressor |
US4514150A (en) * | 1981-03-09 | 1985-04-30 | Sanden Corporation | Scroll type compressor with displacement adjusting mechanism |
JPS57148089A (en) * | 1981-03-09 | 1982-09-13 | Sanden Corp | Scroll type compressor |
JPS60101295A (en) * | 1983-11-08 | 1985-06-05 | Sanden Corp | Compression capacity varying type scroll compressor |
US4568256A (en) * | 1984-05-21 | 1986-02-04 | Sundstrand Corporation | Lubricant separation in a scroll compressor |
JPS62197684A (en) * | 1986-02-26 | 1987-09-01 | Hitachi Ltd | Scroll compressor |
JPH0678753B2 (en) * | 1986-03-07 | 1994-10-05 | 三菱電機株式会社 | Scroll vacuum pump |
KR950008694B1 (en) * | 1987-12-28 | 1995-08-04 | 마쯔시다덴기산교 가부시기가이샤 | Scroll type compressor |
JP3549631B2 (en) * | 1995-06-26 | 2004-08-04 | サンデン株式会社 | Variable capacity scroll compressor |
US6527528B1 (en) * | 2001-10-15 | 2003-03-04 | Scroll Technologies | Scroll compressor with controlled fluid venting |
DE102007043324A1 (en) | 2007-09-12 | 2009-03-19 | Fischer, Francesco Peter, Dipl.-Ing. | Method for pumping medium e.g. liquid medium, according to orbital displacer principle, to transport medium, involves providing orbital coil close to housing of coil for separating pressure side from inlet side continuously |
-
1972
- 1972-08-01 DD DD16479172A patent/DD97716A1/xx unknown
-
1973
- 1973-07-30 CS CS542873A patent/CS180134B1/en unknown
- 1973-07-31 DE DE19732338808 patent/DE2338808A1/en active Pending
- 1973-08-01 FR FR7328164A patent/FR2195270A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2195270A5 (en) | 1974-03-01 |
DD97716A1 (en) | 1973-05-14 |
DE2338808A1 (en) | 1974-02-14 |
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