AT278598B - Schneefall-Warneinrichtung - Google Patents

Schneefall-Warneinrichtung

Info

Publication number
AT278598B
AT278598B AT306468A AT306468A AT278598B AT 278598 B AT278598 B AT 278598B AT 306468 A AT306468 A AT 306468A AT 306468 A AT306468 A AT 306468A AT 278598 B AT278598 B AT 278598B
Authority
AT
Austria
Prior art keywords
warning device
snowfall
snowfall warning
warning
Prior art date
Application number
AT306468A
Other languages
English (en)
Inventor
Denis Rossier
Original Assignee
Denis 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 Denis Rossier filed Critical Denis Rossier
Application granted granted Critical
Publication of AT278598B publication Critical patent/AT278598B/de

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
AT306468A 1967-04-17 1968-03-28 Schneefall-Warneinrichtung AT278598B (de)

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
AT278598B true AT278598B (de) 1970-02-10

Family

ID=4293498

Family Applications (1)

Application Number Title Priority Date Filing Date
AT306468A AT278598B (de) 1967-04-17 1968-03-28 Schneefall-Warneinrichtung

Country Status (11)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH655572B (de) * 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 (de) * 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
CH439789A (de) 1967-07-15
US3530453A (en) 1970-09-22
BE712886A (de) 1968-07-31
SE330787B (de) 1970-11-30
DK117934B (da) 1970-06-15
GB1185413A (en) 1970-03-25
JPS4946273B1 (de) 1974-12-09
CS153008B2 (de) 1974-02-22
FR1558214A (de) 1969-02-21
DE1773094B2 (de) 1974-03-21
DE1773094A1 (de) 1971-09-23
DE1773094C3 (de) 1974-10-24

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee