EP0340696A3 - Überlastsicherung für Kreiselpumpe - Google Patents
Überlastsicherung für Kreiselpumpe Download PDFInfo
- Publication number
- EP0340696A3 EP0340696A3 EP19890107847 EP89107847A EP0340696A3 EP 0340696 A3 EP0340696 A3 EP 0340696A3 EP 19890107847 EP19890107847 EP 19890107847 EP 89107847 A EP89107847 A EP 89107847A EP 0340696 A3 EP0340696 A3 EP 0340696A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- temperature
- overload protection
- pump
- wall
- outlet valve
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
- F04D15/0011—Control, e.g. regulation, of pumps, pumping installations or systems by using valves by-pass valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
- F04D15/0245—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the pump
- F04D15/0263—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the pump the condition being temperature, ingress of humidity or leakage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19883814948 DE3814948A1 (de) | 1988-05-03 | 1988-05-03 | Ueberlastsicherung fuer kreiselpumpen |
DE3814948 | 1988-05-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0340696A2 EP0340696A2 (de) | 1989-11-08 |
EP0340696A3 true EP0340696A3 (de) | 1990-11-14 |
Family
ID=6353455
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19890107847 Withdrawn EP0340696A3 (de) | 1988-05-03 | 1989-04-29 | Überlastsicherung für Kreiselpumpe |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0340696A3 (de) |
DE (1) | DE3814948A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4010049C1 (en) * | 1990-03-29 | 1991-10-10 | Grundfos International A/S, Bjerringbro, Dk | Pump unit for heating or cooling circuit - uses frequency regulator to reduce rotation of pump motor upon detected overheating |
DE4143035A1 (de) * | 1991-12-24 | 1993-07-01 | Helmut W Diedrichs | Verfahren und vorrichtung zum herstellen von streckgitter aus duennem metallbandmaterial |
AR081279A1 (es) * | 2010-04-06 | 2012-08-01 | Keto Ip Pty Ltd As Trustee For The Keto Ip Trust | Bombas para fluidos y sistemas de monitoreo para bombas para fluidos |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2518597A (en) * | 1945-06-20 | 1950-08-15 | Niagara Alkali Company | Pumping apparatus |
US3395722A (en) * | 1965-06-15 | 1968-08-06 | Woma Appbau Wolfgang Maasberg | Control valve for high-pressure pumps and the like |
DE1528679A1 (de) * | 1965-10-21 | 1969-07-17 | Dresser Ind | Temperaturfuehlereinrichtung fuer Rotationspumpen |
DE3523147A1 (de) * | 1984-07-02 | 1986-01-09 | General Electric Co., Schenectady, N.Y. | Verfahren und anordnung zum schutz von pumpensystemen |
-
1988
- 1988-05-03 DE DE19883814948 patent/DE3814948A1/de not_active Withdrawn
-
1989
- 1989-04-29 EP EP19890107847 patent/EP0340696A3/de not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2518597A (en) * | 1945-06-20 | 1950-08-15 | Niagara Alkali Company | Pumping apparatus |
US3395722A (en) * | 1965-06-15 | 1968-08-06 | Woma Appbau Wolfgang Maasberg | Control valve for high-pressure pumps and the like |
DE1528679A1 (de) * | 1965-10-21 | 1969-07-17 | Dresser Ind | Temperaturfuehlereinrichtung fuer Rotationspumpen |
DE3523147A1 (de) * | 1984-07-02 | 1986-01-09 | General Electric Co., Schenectady, N.Y. | Verfahren und anordnung zum schutz von pumpensystemen |
Also Published As
Publication number | Publication date |
---|---|
EP0340696A2 (de) | 1989-11-08 |
DE3814948A1 (de) | 1989-11-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE DE FR GB IT NL SE |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE DE FR GB IT NL SE |
|
17P | Request for examination filed |
Effective date: 19910510 |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: WARMAN INTERNATIONAL LTD. |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: WARMAN INTERNATIONAL LTD. |
|
17Q | First examination report despatched |
Effective date: 19920821 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19930104 |