SE330787B - - Google Patents

Info

Publication number
SE330787B
SE330787B SE04233/68A SE423368A SE330787B SE 330787 B SE330787 B SE 330787B SE 04233/68 A SE04233/68 A SE 04233/68A SE 423368 A SE423368 A SE 423368A SE 330787 B SE330787 B SE 330787B
Authority
SE
Sweden
Application number
SE04233/68A
Inventor
D Rossier
Original Assignee
D Rossier
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 D Rossier filed Critical D Rossier
Publication of SE330787B publication Critical patent/SE330787B/xx

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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01W—METEOROLOGY
    • G01W1/00—Meteorology
    • G01W1/14—Rainfall or precipitation gauges
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Hydrology & Water Resources (AREA)
  • Emergency Management (AREA)
  • Business, Economics & Management (AREA)
  • Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Environmental Sciences (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)
  • Emergency Alarm Devices (AREA)
SE04233/68A 1967-04-17 1968-03-29 SE330787B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH543367A CH439789A (de) 1967-04-17 1967-04-17 Schneefall-Warneinrichtung

Publications (1)

Publication Number Publication Date
SE330787B true SE330787B (xx) 1970-11-30

Family

ID=4293498

Family Applications (1)

Application Number Title Priority Date Filing Date
SE04233/68A SE330787B (xx) 1967-04-17 1968-03-29

Country Status (11)

Country Link
US (1) US3530453A (xx)
JP (1) JPS4946273B1 (xx)
AT (1) AT278598B (xx)
BE (1) BE712886A (xx)
CH (1) CH439789A (xx)
CS (1) CS153008B2 (xx)
DE (1) DE1773094B2 (xx)
DK (1) DK117934B (xx)
FR (1) FR1558214A (xx)
GB (1) GB1185413A (xx)
SE (1) SE330787B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH655572B (xx) * 1982-01-15 1986-04-30
FR2602341A1 (fr) * 1986-08-04 1988-02-05 Fortoul Raymond Dispositif d'alerte et/ou de reveil a temps en cas de chute de neige
JPS6454215U (xx) * 1987-09-28 1989-04-04
US4904894A (en) * 1989-01-24 1990-02-27 Pennwalt Corporation Hail sensor
AT520076B1 (de) * 2017-11-20 2019-01-15 Peter Bucher Ing Vorrichtung zur Detektion einer kritischen Menge Neuschnee

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2091303A (en) * 1931-03-09 1937-08-31 Diamond Power Speciality Indicating and control mechanism
FR1232470A (fr) * 1959-04-22 1960-10-10 Indicateur continu de niveaux de produits liquides ou solides dans un récipient

Also Published As

Publication number Publication date
DE1773094C3 (xx) 1974-10-24
FR1558214A (xx) 1969-02-21
CS153008B2 (xx) 1974-02-22
GB1185413A (en) 1970-03-25
US3530453A (en) 1970-09-22
CH439789A (de) 1967-07-15
DE1773094A1 (de) 1971-09-23
DE1773094B2 (de) 1974-03-21
AT278598B (de) 1970-02-10
JPS4946273B1 (xx) 1974-12-09
DK117934B (da) 1970-06-15
BE712886A (xx) 1968-07-31

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