CH449283A - Niveauanzeiger - Google Patents
NiveauanzeigerInfo
- Publication number
- CH449283A CH449283A CH589465A CH589465A CH449283A CH 449283 A CH449283 A CH 449283A CH 589465 A CH589465 A CH 589465A CH 589465 A CH589465 A CH 589465A CH 449283 A CH449283 A CH 449283A
- Authority
- CH
- Switzerland
- Prior art keywords
- level indicator
- indicator
- level
- Prior art date
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
- G01F23/24—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 variations of resistance of resistors due to contact with conductor fluid
- G01F23/246—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 variations of resistance of resistors due to contact with conductor fluid thermal devices
- G01F23/247—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 variations of resistance of resistors due to contact with conductor fluid thermal devices for discrete levels
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB17611/64A GB1096278A (en) | 1964-04-28 | 1964-04-28 | Improvements in or relating to liquid level indicators |
Publications (1)
Publication Number | Publication Date |
---|---|
CH449283A true CH449283A (de) | 1967-12-31 |
Family
ID=10098174
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH589465A CH449283A (de) | 1964-04-28 | 1965-04-28 | Niveauanzeiger |
Country Status (4)
Country | Link |
---|---|
US (1) | US3350710A (de) |
CH (1) | CH449283A (de) |
DE (1) | DE1498283A1 (de) |
GB (1) | GB1096278A (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3504205A (en) * | 1967-04-03 | 1970-03-31 | Sinclair Mfg Co The | Liquid level sensing apparatus |
GB1232020A (de) * | 1967-10-18 | 1971-05-19 | ||
US3846775A (en) * | 1972-10-06 | 1974-11-05 | Texas Instruments Inc | Electro-optical display apparatus for signalling warning of predetermined condition ambient compensated |
GB1450895A (en) * | 1972-11-17 | 1976-09-29 | Lucas Electrical Ltd | Liquid level detection systems |
EP0008508B1 (de) * | 1978-08-23 | 1981-10-28 | LUCAS INDUSTRIES public limited company | Flüssigkeitsstandanzeiger |
US4322713A (en) * | 1980-03-10 | 1982-03-30 | Duck Sherman W | Level monitoring methods and apparatus particularly for high-resistivity liquids |
US4506258A (en) * | 1982-05-20 | 1985-03-19 | Gulf & Western Manufacturing Company | System for detecting low liquid level and probe therefor |
US4591839A (en) * | 1982-05-20 | 1986-05-27 | Gulf & Western Manufacturing Company | System for detecting low liquid level and probe therefor |
US4497205A (en) * | 1982-12-17 | 1985-02-05 | Gulf & Western Manufacturing Company | Method and apparatus for automatically sensing the level of a liquid in a reservoir |
US4564834A (en) * | 1983-10-11 | 1986-01-14 | General Motors Corporation | Thermal liquid level detector |
US6288638B1 (en) | 1999-05-06 | 2001-09-11 | William P. Tanguay | Heat detector having an increased accuracy alarm temperature threshold and improved low temperature testing capabilities |
US6587050B2 (en) | 2001-07-24 | 2003-07-01 | Eaton Corporation | Oscillator activated continuity testing switch |
US6653846B2 (en) | 2001-09-14 | 2003-11-25 | Eaton Corporation | Multifunction circuit continuity and sensor tester |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1823397A (en) * | 1926-05-26 | 1931-09-15 | Guy Benjamin Alfred | Level indicator adapted chiefly for high pressure boilers |
US2715717A (en) * | 1943-03-25 | 1955-08-16 | Joseph F Keithley | Method and apparatus for measuring and analyzing transient pressures in a body of water |
US2769121A (en) * | 1953-08-13 | 1956-10-30 | Mcdermott Controls Inc | Electrical instruments |
US3068459A (en) * | 1957-04-04 | 1962-12-11 | Gen Dynamics Corp | Apparatus for indicating the liquid or gaseous state of a fluid |
-
1964
- 1964-04-28 GB GB17611/64A patent/GB1096278A/en not_active Expired
-
1965
- 1965-04-27 US US451218A patent/US3350710A/en not_active Expired - Lifetime
- 1965-04-28 CH CH589465A patent/CH449283A/de unknown
- 1965-04-28 DE DE19651498283 patent/DE1498283A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1096278A (en) | 1967-12-20 |
DE1498283A1 (de) | 1968-11-28 |
US3350710A (en) | 1967-10-31 |
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