CS176424B1 - - Google Patents
Info
- Publication number
- CS176424B1 CS176424B1 CS834372A CS834372A CS176424B1 CS 176424 B1 CS176424 B1 CS 176424B1 CS 834372 A CS834372 A CS 834372A CS 834372 A CS834372 A CS 834372A CS 176424 B1 CS176424 B1 CS 176424B1
- Authority
- CS
- Czechoslovakia
Links
Classifications
-
- 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
- G01F23/22—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 measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—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 measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
- G01F23/292—Light, e.g. infrared or ultraviolet
- G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
- G01F23/2922—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms
- G01F23/2925—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms using electrical detecting means
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD15962171A DD99851A1 (en]) | 1971-12-16 | 1971-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS176424B1 true CS176424B1 (en]) | 1977-06-30 |
Family
ID=5484805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS834372A CS176424B1 (en]) | 1971-12-16 | 1972-12-06 |
Country Status (3)
| Country | Link |
|---|---|
| CS (1) | CS176424B1 (en]) |
| DD (1) | DD99851A1 (en]) |
| DE (1) | DE2258611A1 (en]) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4799383A (en) * | 1986-09-19 | 1989-01-24 | Ltj Enterprises, Inc. | Visual indicator |
| US4829820A (en) * | 1987-03-31 | 1989-05-16 | Ltj Enterprises, Inc. | Visual indicator |
| FR2615617B1 (fr) * | 1987-05-22 | 1992-01-17 | Esswein Sa | Reservoir a sel et a produits cristallises muni d'un systeme de surveillance de niveau de produit |
| GB8729038D0 (en) * | 1987-12-11 | 1988-01-27 | Honeywell Control Syst | Liquid level sensor |
| JP3037794B2 (ja) * | 1991-09-25 | 2000-05-08 | 本田技研工業株式会社 | 刈取り機のグラスバッグ満杯検出装置 |
| DE4232198C2 (de) * | 1991-09-25 | 2001-12-13 | Honda Motor Co Ltd | Anzeigevorrichtung für den Füllungsgrad des Grasfangkorbes eines Rasenmähers |
| DE4305924C2 (de) * | 1993-02-26 | 2002-08-14 | Hahn Schickard Ges | Vorrichtung zur Detektion der Überfüllung eines Überlaufkanals für Flüssigkeiten |
-
1971
- 1971-12-16 DD DD15962171A patent/DD99851A1/xx unknown
-
1972
- 1972-11-30 DE DE19722258611 patent/DE2258611A1/de not_active Withdrawn
- 1972-12-06 CS CS834372A patent/CS176424B1/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DD99851A1 (en]) | 1973-08-20 |
| DE2258611A1 (de) | 1973-06-20 |