JPS57199918A - Liquid level detector - Google Patents
Liquid level detectorInfo
- Publication number
- JPS57199918A JPS57199918A JP56085473A JP8547381A JPS57199918A JP S57199918 A JPS57199918 A JP S57199918A JP 56085473 A JP56085473 A JP 56085473A JP 8547381 A JP8547381 A JP 8547381A JP S57199918 A JPS57199918 A JP S57199918A
- Authority
- JP
- Japan
- Prior art keywords
- liquid
- tank
- waveguide
- liquid level
- accordance
- 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.)
- Pending
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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56085473A JPS57199918A (en) | 1981-06-03 | 1981-06-03 | Liquid level detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56085473A JPS57199918A (en) | 1981-06-03 | 1981-06-03 | Liquid level detector |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57199918A true JPS57199918A (en) | 1982-12-08 |
Family
ID=13859869
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56085473A Pending JPS57199918A (en) | 1981-06-03 | 1981-06-03 | Liquid level detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57199918A (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02633U (ja) * | 1988-06-15 | 1990-01-05 | ||
US5050135A (en) * | 1989-12-20 | 1991-09-17 | Unico, Inc. | Magnetostrictive multiple position sensing device |
JPH04138235U (ja) * | 1991-06-14 | 1992-12-24 | 日本電信電話株式会社 | 超音波式液面レベル計 |
JPH0549340U (ja) * | 1991-12-05 | 1993-06-29 | 株式会社小森コーポレーション | 印刷機械の給水装置 |
JPH05240681A (ja) * | 1992-02-28 | 1993-09-17 | Ngk Insulators Ltd | 超音波レベル計 |
WO1995029387A1 (fr) * | 1994-04-25 | 1995-11-02 | Nordson Corporation | Indicateur de niveau de poudre |
-
1981
- 1981-06-03 JP JP56085473A patent/JPS57199918A/ja active Pending
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02633U (ja) * | 1988-06-15 | 1990-01-05 | ||
JPH0429382Y2 (ja) * | 1988-06-15 | 1992-07-16 | ||
US5050135A (en) * | 1989-12-20 | 1991-09-17 | Unico, Inc. | Magnetostrictive multiple position sensing device |
JPH04138235U (ja) * | 1991-06-14 | 1992-12-24 | 日本電信電話株式会社 | 超音波式液面レベル計 |
JPH0549340U (ja) * | 1991-12-05 | 1993-06-29 | 株式会社小森コーポレーション | 印刷機械の給水装置 |
JPH05240681A (ja) * | 1992-02-28 | 1993-09-17 | Ngk Insulators Ltd | 超音波レベル計 |
JP2526341B2 (ja) * | 1992-02-28 | 1996-08-21 | 日本碍子株式会社 | 超音波レベル計による溶湯液面の測定方法 |
WO1995029387A1 (fr) * | 1994-04-25 | 1995-11-02 | Nordson Corporation | Indicateur de niveau de poudre |
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