FR2159846A5 - - Google Patents
Info
- Publication number
- FR2159846A5 FR2159846A5 FR7145961A FR7145961A FR2159846A5 FR 2159846 A5 FR2159846 A5 FR 2159846A5 FR 7145961 A FR7145961 A FR 7145961A FR 7145961 A FR7145961 A FR 7145961A FR 2159846 A5 FR2159846 A5 FR 2159846A5
- 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
- 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
- F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
- F04D15/0218—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays
- H02H5/086—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays of cooling or lubricating fluids
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
- H02H7/0852—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load directly responsive to abnormal temperature by using a temperature sensor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI3168/71A FI59002C (fi) | 1971-11-05 | 1971-11-05 | Foerfarande och anordning foer att skydda en pumpmotor avsedd foer nedsaenkning i vaetska |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2159846A5 true FR2159846A5 (fr) | 1973-06-22 |
Family
ID=8508095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7145961A Expired FR2159846A5 (fr) | 1971-11-05 | 1971-12-21 |
Country Status (12)
Country | Link |
---|---|
US (1) | US3759634A (fr) |
AT (1) | AT312733B (fr) |
BE (1) | BE777090A (fr) |
CA (1) | CA955675A (fr) |
CH (1) | CH542535A (fr) |
DE (1) | DE2163001C2 (fr) |
ES (1) | ES398189A1 (fr) |
FI (1) | FI59002C (fr) |
FR (1) | FR2159846A5 (fr) |
GB (1) | GB1356648A (fr) |
IT (1) | IT941629B (fr) |
NL (1) | NL176123C (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2355842A1 (de) * | 1973-11-08 | 1975-05-22 | Guenter Reichensperger | Verfahren und anordnung zur steuerung einer foerdermaschine |
US4265597A (en) * | 1978-08-11 | 1981-05-05 | A.R.A. Manufacturing Co. | Blower systems circuit interrupting apparatus and method |
US5335577A (en) * | 1993-05-13 | 1994-08-09 | General Electric Company | Method and apparatus for preventing hazardous explosion of ammonium nitrate |
US7972117B1 (en) * | 2005-08-08 | 2011-07-05 | Seewater, Inc. | Pump control system for submersible pumps |
ITMI20061417A1 (it) * | 2006-07-20 | 2008-01-21 | Piusi Spa | Dispositivo di controllo elettronico di una pompa |
AU2012247078A1 (en) * | 2011-12-15 | 2013-07-04 | Sulzer Management Ag | Control of a pump device |
CN103306991B (zh) * | 2013-06-03 | 2016-01-20 | 君禾泵业股份有限公司 | 潜水泵自动控制开关装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1942241A (en) * | 1930-01-27 | 1934-01-02 | Westinghouse Electric & Mfg Co | Liquid level controlling means |
US2589089A (en) * | 1949-05-05 | 1952-03-11 | Roy W Johnson | Motor control system for fuel pumps |
US2741988A (en) * | 1952-03-21 | 1956-04-17 | Jack E Butterworth | Motor protective system |
US2975347A (en) * | 1957-05-06 | 1961-03-14 | Edward J Schaefer | Liquid level control system |
US3010401A (en) * | 1957-10-08 | 1961-11-28 | W Dan Bergman Ab | Device for electrically-driven liquid-cooled pump |
US2946203A (en) * | 1959-03-09 | 1960-07-26 | Gen Electric | Refrigerant compressor having thermal overload protector |
DE1136410B (de) * | 1959-11-23 | 1962-09-13 | Licentia Gmbh | Schutzeinrichtung gegen zu hohe Erwaermung fuer Elektromotoren und Geraete mit eingebautem Elektromotor |
DE1989079U (de) * | 1968-02-24 | 1968-07-11 | Flygt Pumpen G M B H | Von foerderfluessigkeit umspueltes elektrisches tauchmotor-pumpenaggregat mit schutzeinrichtung. |
US3667022A (en) * | 1970-09-02 | 1972-05-30 | James L Quinn | Control for sump pump |
-
1971
- 1971-11-05 FI FI3168/71A patent/FI59002C/fi active
- 1971-12-16 AT AT1083371A patent/AT312733B/de not_active IP Right Cessation
- 1971-12-18 DE DE2163001A patent/DE2163001C2/de not_active Expired
- 1971-12-21 CA CA130,725A patent/CA955675A/en not_active Expired
- 1971-12-21 ES ES398189A patent/ES398189A1/es not_active Expired
- 1971-12-21 GB GB5942771A patent/GB1356648A/en not_active Expired
- 1971-12-21 IT IT13100/71A patent/IT941629B/it active
- 1971-12-21 FR FR7145961A patent/FR2159846A5/fr not_active Expired
- 1971-12-21 CH CH1861071A patent/CH542535A/de not_active IP Right Cessation
- 1971-12-21 US US00210522A patent/US3759634A/en not_active Expired - Lifetime
- 1971-12-22 BE BE777090A patent/BE777090A/fr not_active IP Right Cessation
- 1971-12-22 NL NLAANVRAGE7117695,A patent/NL176123C/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ES398189A1 (es) | 1974-09-01 |
NL176123B (nl) | 1984-09-17 |
IT941629B (it) | 1973-03-10 |
FI59002B (fi) | 1981-01-30 |
FI59002C (fi) | 1981-05-11 |
GB1356648A (en) | 1974-06-12 |
NL176123C (nl) | 1985-02-18 |
AT312733B (de) | 1974-01-10 |
CH542535A (de) | 1973-09-30 |
DE2163001A1 (de) | 1973-05-10 |
NL7117695A (fr) | 1973-05-08 |
BE777090A (fr) | 1972-04-17 |
CA955675A (en) | 1974-10-01 |
US3759634A (en) | 1973-09-18 |
DE2163001C2 (de) | 1982-04-08 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |