DE1523425A1 - Temperatur- und Niveaufuehler - Google Patents

Temperatur- und Niveaufuehler

Info

Publication number
DE1523425A1
DE1523425A1 DE19661523425 DE1523425A DE1523425A1 DE 1523425 A1 DE1523425 A1 DE 1523425A1 DE 19661523425 DE19661523425 DE 19661523425 DE 1523425 A DE1523425 A DE 1523425A DE 1523425 A1 DE1523425 A1 DE 1523425A1
Authority
DE
Germany
Prior art keywords
housing
temperature
mercury
switch
heat
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
Application number
DE19661523425
Other languages
German (de)
English (en)
Inventor
Ernst Robert D
Novas Peter P
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.)
Vapor Corp
Original Assignee
Vapor Corp
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 Vapor Corp filed Critical Vapor Corp
Publication of DE1523425A1 publication Critical patent/DE1523425A1/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/18—Switches operated by change of liquid level or of liquid density, e.g. float switch
    • H01H35/183—Switches operated by change of liquid level or of liquid density, e.g. float switch making use of a thermal switch
    • 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
    • G01F23/24—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 variations of resistance of resistors due to contact with conductor fluid
    • G01F23/246—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 variations of resistance of resistors due to contact with conductor fluid thermal devices
    • G01F23/247—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 variations of resistance of resistors due to contact with conductor fluid thermal devices for discrete levels
    • G01F23/248—Constructional details; Mounting of probes

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Level Indicators Using A Float (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Emergency Alarm Devices (AREA)
  • Thermally Actuated Switches (AREA)
DE19661523425 1965-08-02 1966-08-02 Temperatur- und Niveaufuehler Pending DE1523425A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US476341A US3329787A (en) 1965-08-02 1965-08-02 Temperature and level sensor with heater and heat transfer means

Publications (1)

Publication Number Publication Date
DE1523425A1 true DE1523425A1 (de) 1969-02-20

Family

ID=23891457

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19661523425 Pending DE1523425A1 (de) 1965-08-02 1966-08-02 Temperatur- und Niveaufuehler

Country Status (4)

Country Link
US (1) US3329787A (OSRAM)
DE (1) DE1523425A1 (OSRAM)
GB (1) GB1076268A (OSRAM)
SE (1) SE309686B (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0474905A1 (de) * 1990-09-13 1992-03-18 VDO Adolf Schindling AG Niveauschalter

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3859645A (en) * 1973-06-04 1975-01-07 Gte Sylvania Inc Temperature compensated fluid level sensor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1560119A (en) * 1921-09-12 1925-11-03 Cutler Hammer Mfg Co Thermally-operated circuit controller
US2158146A (en) * 1937-09-20 1939-05-16 Vapor Car Heating Co Inc Thermostat
US2619566A (en) * 1949-08-25 1952-11-25 Charles F Mahoney Actuating apparatus responsive to change in liquid level
LU36323A1 (OSRAM) * 1957-08-09

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0474905A1 (de) * 1990-09-13 1992-03-18 VDO Adolf Schindling AG Niveauschalter

Also Published As

Publication number Publication date
GB1076268A (en) 1967-07-19
US3329787A (en) 1967-07-04
SE309686B (OSRAM) 1969-03-31

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