CH491451A - Pegelstand-Warnvorrichtung - Google Patents

Pegelstand-Warnvorrichtung

Info

Publication number
CH491451A
CH491451A CH1396969A CH1396969A CH491451A CH 491451 A CH491451 A CH 491451A CH 1396969 A CH1396969 A CH 1396969A CH 1396969 A CH1396969 A CH 1396969A CH 491451 A CH491451 A CH 491451A
Authority
CH
Switzerland
Prior art keywords
warning device
level warning
level
warning
Prior art date
Application number
CH1396969A
Other languages
English (en)
Inventor
Woelky Otto
Original Assignee
Woelky Otto
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
Priority claimed from DE19686751149 external-priority patent/DE6751149U/de
Priority claimed from DE19691929904 external-priority patent/DE1929904A1/de
Application filed by Woelky Otto filed Critical Woelky Otto
Publication of CH491451A publication Critical patent/CH491451A/de

Links

Classifications

    • 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
    • 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
    • G01F23/30—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 floats
    • G01F23/64—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 floats of the free float type without mechanical transmission elements
    • G01F23/66—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 floats of the free float type without mechanical transmission elements using mechanically actuated indicating means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
CH1396969A 1968-09-17 1969-09-16 Pegelstand-Warnvorrichtung CH491451A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19686751149 DE6751149U (de) 1968-09-17 1968-09-17 Fluessigkeitsstandanzeigegeraet mittels akustischem signal, insbesondere fuer badewannen.
DE19691929904 DE1929904A1 (de) 1969-06-12 1969-06-12 Fluessigkeitsstandsanzeigevorrichtung mittels akustischem Signal,insbesondere fuer Badewannen

Publications (1)

Publication Number Publication Date
CH491451A true CH491451A (de) 1970-05-31

Family

ID=25757494

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1396969A CH491451A (de) 1968-09-17 1969-09-16 Pegelstand-Warnvorrichtung

Country Status (1)

Country Link
CH (1) CH491451A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990013881A1 (en) * 1989-05-08 1990-11-15 Solar Wide Industrial Ltd. Liquid monitoring device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990013881A1 (en) * 1989-05-08 1990-11-15 Solar Wide Industrial Ltd. Liquid monitoring device
US5230563A (en) * 1989-05-08 1993-07-27 Solar Wide Industrial Ltd. Liquid level monitoring device

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Legal Events

Date Code Title Description
PL Patent ceased