CH549258A - SELF-MONITORING ACTUATION DEVICE. - Google Patents

SELF-MONITORING ACTUATION DEVICE.

Info

Publication number
CH549258A
CH549258A CH334273A CH334273A CH549258A CH 549258 A CH549258 A CH 549258A CH 334273 A CH334273 A CH 334273A CH 334273 A CH334273 A CH 334273A CH 549258 A CH549258 A CH 549258A
Authority
CH
Switzerland
Prior art keywords
self
actuation device
monitoring actuation
monitoring
actuation
Prior art date
Application number
CH334273A
Other languages
German (de)
Original Assignee
Buerkle Albert Zentra Kg
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 DE19722211126 external-priority patent/DE2211126A1/en
Priority claimed from DE19732300346 external-priority patent/DE2300346B2/en
Application filed by Buerkle Albert Zentra Kg filed Critical Buerkle Albert Zentra Kg
Publication of CH549258A publication Critical patent/CH549258A/en

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
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/26—Details
    • H01H35/2671—Means to detect leaks in the pressure sensitive element
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/20—Compensating for effects of temperature changes other than those to be measured, e.g. changes in ambient temperature
    • G01K1/24—Compensating for effects of temperature changes other than those to be measured, e.g. changes in ambient temperature by means of compounded strips or plates, e.g. by bimetallic strips
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
CH334273A 1972-03-08 1973-03-07 SELF-MONITORING ACTUATION DEVICE. CH549258A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19722211126 DE2211126A1 (en) 1972-03-08 1972-03-08 SELF-MONITORING ACTUATION DEVICE
DE19732300346 DE2300346B2 (en) 1973-01-04 1973-01-04 Actuator

Publications (1)

Publication Number Publication Date
CH549258A true CH549258A (en) 1974-05-15

Family

ID=25762855

Family Applications (1)

Application Number Title Priority Date Filing Date
CH334273A CH549258A (en) 1972-03-08 1973-03-07 SELF-MONITORING ACTUATION DEVICE.

Country Status (5)

Country Link
CH (1) CH549258A (en)
FR (1) FR2175203B1 (en)
GB (1) GB1420412A (en)
IT (1) IT981179B (en)
NL (1) NL7303223A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2857202A1 (en) * 1977-12-02 1981-01-08 United Gas Industries Ltd BELLOWS-OPERATED DEVICES
WO1979000337A1 (en) * 1977-12-02 1979-06-14 United Gas Industries Ltd Bellows-operated devices
GB2147390B (en) * 1983-09-29 1987-07-15 United Gas Industries Ltd Control mechanisms
CN103376167B (en) * 2012-04-19 2015-11-25 深圳市泰士特科技股份有限公司 Large-scale power transformer temperature controller compensation device
CN113959573B (en) * 2021-10-25 2023-11-17 安徽春辉仪表线缆集团有限公司 Electric contact bimetal thermometer capable of giving alarm when power is off
CN114496646B (en) * 2022-02-18 2024-07-02 朗松珂利(上海)仪器仪表有限公司 Remote-transmission type gas density relay

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR765592A (en) * 1933-03-09 1934-06-12 Edgar B Frank Ets Improvement in altimetric capsules
US2120929A (en) * 1935-03-18 1938-06-14 Clifford Mfg Co Thermostatic unit
US2290093A (en) * 1939-10-31 1942-07-14 Wilcolator Co Snap acting device
FR1506322A (en) * 1966-05-11 1967-12-22 Meci Device for the transmission of a mechanical quantity through the wall of an enclosure
CH528142A (en) * 1971-02-24 1972-09-15 Bbc Brown Boveri & Cie Pressure dependent temperature compensated switch

Also Published As

Publication number Publication date
FR2175203B1 (en) 1977-02-04
GB1420412A (en) 1976-01-07
FR2175203A1 (en) 1973-10-19
IT981179B (en) 1974-10-10
NL7303223A (en) 1973-09-11

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Legal Events

Date Code Title Description
PL Patent ceased