DE9207570U1 - Vorrichtung zur Kontrolle der Füllstandshöhe von thermoplastischen Medien - Google Patents

Vorrichtung zur Kontrolle der Füllstandshöhe von thermoplastischen Medien

Info

Publication number
DE9207570U1
DE9207570U1 DE9207570U DE9207570U DE9207570U1 DE 9207570 U1 DE9207570 U1 DE 9207570U1 DE 9207570 U DE9207570 U DE 9207570U DE 9207570 U DE9207570 U DE 9207570U DE 9207570 U1 DE9207570 U1 DE 9207570U1
Authority
DE
Germany
Prior art keywords
sound
controlling
filling level
sound transducer
thermoplastic media
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 - Lifetime
Application number
DE9207570U
Other languages
German (de)
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schmelflex Schmelzklebetechnik O-6521 Rudelsdorf De GmbH
Original Assignee
Schmelflex Schmelzklebetechnik O-6521 Rudelsdorf De GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Schmelflex Schmelzklebetechnik O-6521 Rudelsdorf De GmbH filed Critical Schmelflex Schmelzklebetechnik O-6521 Rudelsdorf De GmbH
Priority to DE9207570U priority Critical patent/DE9207570U1/de
Publication of DE9207570U1 publication Critical patent/DE9207570U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
    • G05D9/12—Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means
    • 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
    • G01F23/296—Acoustic waves
    • G01F23/2961—Acoustic waves for discrete levels
    • 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
    • G01F23/296—Acoustic waves
    • G01F23/2965—Measuring attenuation of transmitted waves

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
DE9207570U 1992-06-04 1992-06-04 Vorrichtung zur Kontrolle der Füllstandshöhe von thermoplastischen Medien Expired - Lifetime DE9207570U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE9207570U DE9207570U1 (de) 1992-06-04 1992-06-04 Vorrichtung zur Kontrolle der Füllstandshöhe von thermoplastischen Medien

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9207570U DE9207570U1 (de) 1992-06-04 1992-06-04 Vorrichtung zur Kontrolle der Füllstandshöhe von thermoplastischen Medien

Publications (1)

Publication Number Publication Date
DE9207570U1 true DE9207570U1 (de) 1992-10-15

Family

ID=6880228

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9207570U Expired - Lifetime DE9207570U1 (de) 1992-06-04 1992-06-04 Vorrichtung zur Kontrolle der Füllstandshöhe von thermoplastischen Medien

Country Status (1)

Country Link
DE (1) DE9207570U1 (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0601867A1 (en) * 1992-12-11 1994-06-15 British United Shoe Machinery Limited Liquid supply control arrangement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0601867A1 (en) * 1992-12-11 1994-06-15 British United Shoe Machinery Limited Liquid supply control arrangement

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