DE3842076A1 - Fuellstandsanzeige und selbsttaetige niveauregelung auf hydrostatischer basis - Google Patents
Fuellstandsanzeige und selbsttaetige niveauregelung auf hydrostatischer basisInfo
- Publication number
- DE3842076A1 DE3842076A1 DE19883842076 DE3842076A DE3842076A1 DE 3842076 A1 DE3842076 A1 DE 3842076A1 DE 19883842076 DE19883842076 DE 19883842076 DE 3842076 A DE3842076 A DE 3842076A DE 3842076 A1 DE3842076 A1 DE 3842076A1
- Authority
- DE
- Germany
- Prior art keywords
- level
- cylinder
- vessel
- perforated plate
- working
- 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.)
- Granted
Links
- 230000002706 hydrostatic effect Effects 0.000 title claims description 9
- 239000012780 transparent material Substances 0.000 claims abstract description 3
- 239000007788 liquid Substances 0.000 claims description 14
- 238000003860 storage Methods 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000007774 longterm Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- DKOQGJHPHLTOJR-WHRDSVKCSA-N cefpirome Chemical compound N([C@@H]1C(N2C(=C(C[N+]=3C=4CCCC=4C=CC=3)CS[C@@H]21)C([O-])=O)=O)C(=O)\C(=N/OC)C1=CSC(N)=N1 DKOQGJHPHLTOJR-WHRDSVKCSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003501 hydroponics Substances 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G27/00—Self-acting watering devices, e.g. for flower-pots
- A01G27/008—Component parts, e.g. dispensing fittings, level indicators
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/02—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by gauge glasses or other apparatus involving a window or transparent tube for directly observing the level to be measured or the level of a liquid column in free communication with the main body of the liquid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Basic Packing Technique (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19883842076 DE3842076A1 (de) | 1988-12-14 | 1988-12-14 | Fuellstandsanzeige und selbsttaetige niveauregelung auf hydrostatischer basis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19883842076 DE3842076A1 (de) | 1988-12-14 | 1988-12-14 | Fuellstandsanzeige und selbsttaetige niveauregelung auf hydrostatischer basis |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3842076A1 true DE3842076A1 (de) | 1990-06-21 |
| DE3842076C2 DE3842076C2 (enExample) | 1991-09-12 |
Family
ID=6369146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19883842076 Granted DE3842076A1 (de) | 1988-12-14 | 1988-12-14 | Fuellstandsanzeige und selbsttaetige niveauregelung auf hydrostatischer basis |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3842076A1 (enExample) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7225186U (de) * | 1974-01-31 | Lo Ve Lommerzheim & Vetter Ohg | Vorrichtung zur Bewässerung von Pflanzen | |
| GB1434914A (en) * | 1972-05-17 | 1976-05-12 | Kodak Ltd | Liquid delivery device |
| DE2934223A1 (de) * | 1979-08-24 | 1981-03-12 | Leifheit International Günter Leifheit GmbH, 5408 Nassau | Fuellstandsanzeiger. |
| DE2509724C2 (de) * | 1975-03-06 | 1981-10-15 | Horst 3000 Hannover Nicolai | Übertopf zum Bewässern von Topfpflanzen |
-
1988
- 1988-12-14 DE DE19883842076 patent/DE3842076A1/de active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7225186U (de) * | 1974-01-31 | Lo Ve Lommerzheim & Vetter Ohg | Vorrichtung zur Bewässerung von Pflanzen | |
| GB1434914A (en) * | 1972-05-17 | 1976-05-12 | Kodak Ltd | Liquid delivery device |
| DE2509724C2 (de) * | 1975-03-06 | 1981-10-15 | Horst 3000 Hannover Nicolai | Übertopf zum Bewässern von Topfpflanzen |
| DE2934223A1 (de) * | 1979-08-24 | 1981-03-12 | Leifheit International Günter Leifheit GmbH, 5408 Nassau | Fuellstandsanzeiger. |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3842076C2 (enExample) | 1991-09-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |