FR542474A - Safety device for centrifugal pumps - Google Patents
Safety device for centrifugal pumpsInfo
- Publication number
- FR542474A FR542474A FR542474DA FR542474A FR 542474 A FR542474 A FR 542474A FR 542474D A FR542474D A FR 542474DA FR 542474 A FR542474 A FR 542474A
- Authority
- FR
- France
- Prior art keywords
- safety device
- centrifugal pumps
- pumps
- centrifugal
- safety
- 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.)
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE542474X | 1920-10-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR542474A true FR542474A (en) | 1922-08-12 |
Family
ID=6559680
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR542474D Expired FR542474A (en) | 1920-10-20 | 1921-10-18 | Safety device for centrifugal pumps |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR542474A (en) |
-
1921
- 1921-10-18 FR FR542474D patent/FR542474A/en not_active Expired
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