FI49874B - - Google Patents
Info
- Publication number
- FI49874B FI49874B FI69468A FI69468A FI49874B FI 49874 B FI49874 B FI 49874B FI 69468 A FI69468 A FI 69468A FI 69468 A FI69468 A FI 69468A FI 49874 B FI49874 B FI 49874B
- Authority
- FI
- Finland
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
- F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
- F04C19/005—Details concerning the admission or discharge
- F04C19/008—Port members in the form of conical or cylindrical pieces situated in the centre of the impeller
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT1382567 | 1967-03-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
FI49874B true FI49874B (en) | 1975-06-30 |
FI49874C FI49874C (en) | 1975-10-10 |
Family
ID=11144673
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI69468A FI49874C (en) | 1967-03-16 | 1968-03-13 | Multi-stage liquid ring compressor. |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS4833643B1 (en) |
AT (1) | AT275010B (en) |
CH (1) | CH473315A (en) |
DE (1) | DE1628271C3 (en) |
FI (1) | FI49874C (en) |
FR (1) | FR1555392A (en) |
NL (1) | NL6803663A (en) |
NO (1) | NO131555C (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55145572U (en) * | 1979-04-03 | 1980-10-18 | ||
JPS5655074U (en) * | 1979-10-03 | 1981-05-13 | ||
DE3440101A1 (en) * | 1984-11-02 | 1986-07-10 | Loewe Pumpenfabrik GmbH, 2120 Lüneburg | Water ring pump |
DE4240871A1 (en) * | 1992-08-10 | 1994-02-17 | Graf Werner | Compressor operating on fluid piston principle - uses fluid medium to close one side of working chamber |
DE20200839U1 (en) * | 2002-01-21 | 2003-05-28 | Speck Pumpenfabrik Walter Spec | Two-stage liquid ring pump is built in block construction, with pump casing flanged directly on drive motor of bearing pedestal, and with second working chamber rotationally offset in relation to first working chamber |
US11143186B2 (en) | 2017-01-30 | 2021-10-12 | Ebara Corporation | Liquid ring vacuum pump |
JP2019132216A (en) * | 2018-02-01 | 2019-08-08 | 株式会社荏原製作所 | Two-stage liquid-sealed vacuum pump |
-
1967
- 1967-11-18 DE DE19671628271 patent/DE1628271C3/en not_active Expired
-
1968
- 1968-02-23 CH CH263268A patent/CH473315A/en not_active IP Right Cessation
- 1968-02-26 AT AT178368A patent/AT275010B/en active
- 1968-03-04 JP JP1365968A patent/JPS4833643B1/ja active Pending
- 1968-03-08 FR FR1555392D patent/FR1555392A/fr not_active Expired
- 1968-03-13 FI FI69468A patent/FI49874C/en active
- 1968-03-14 NO NO98468A patent/NO131555C/no unknown
- 1968-03-14 NL NL6803663A patent/NL6803663A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
FI49874C (en) | 1975-10-10 |
NO131555C (en) | 1975-06-18 |
DE1628271A1 (en) | 1971-08-12 |
DE1628271C3 (en) | 1974-02-28 |
FR1555392A (en) | 1969-01-24 |
JPS4833643B1 (en) | 1973-10-16 |
DE1628271B2 (en) | 1973-08-02 |
NL6803663A (en) | 1968-09-17 |
AT275010B (en) | 1969-10-10 |
CH473315A (en) | 1969-05-31 |
NO131555B (en) | 1975-03-10 |