GB1420412A - Self-monitoring pressure or temperature sensing device - Google Patents

Self-monitoring pressure or temperature sensing device

Info

Publication number
GB1420412A
GB1420412A GB1128973A GB1128973A GB1420412A GB 1420412 A GB1420412 A GB 1420412A GB 1128973 A GB1128973 A GB 1128973A GB 1128973 A GB1128973 A GB 1128973A GB 1420412 A GB1420412 A GB 1420412A
Authority
GB
United Kingdom
Prior art keywords
bellows
pressure
gas
monitoring
expansion member
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.)
Expired
Application number
GB1128973A
Other languages
English (en)
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.)
CENTRA BUERKLE KG ALBERT
Original Assignee
CENTRA BUERKLE KG ALBERT
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/de
Priority claimed from DE19732300346 external-priority patent/DE2300346B2/de
Application filed by CENTRA BUERKLE KG ALBERT filed Critical CENTRA BUERKLE KG ALBERT
Publication of GB1420412A publication Critical patent/GB1420412A/en
Expired 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
    • H01H35/24—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)
GB1128973A 1972-03-08 1973-03-08 Self-monitoring pressure or temperature sensing device Expired GB1420412A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19722211126 DE2211126A1 (de) 1972-03-08 1972-03-08 Selbstueberwachende betaetigungsvorrichtung
DE19732300346 DE2300346B2 (de) 1973-01-04 1973-01-04 Betätigungsvorrichtung

Publications (1)

Publication Number Publication Date
GB1420412A true GB1420412A (en) 1976-01-07

Family

ID=25762855

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1128973A Expired GB1420412A (en) 1972-03-08 1973-03-08 Self-monitoring pressure or temperature sensing device

Country Status (5)

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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2147390A (en) * 1983-09-29 1985-05-09 United Gas Industries Ltd Control mechanisms
CN103376167A (zh) * 2012-04-19 2013-10-30 深圳市泰士特科技有限公司 大型电力变压器用温控器补偿装置
CN104465218A (zh) * 2013-09-24 2015-03-25 珠海格力电器股份有限公司 压力式温控器加速驱动装置及方法
CN114858300A (zh) * 2022-03-31 2022-08-05 江苏苏电电气科技有限公司 一种用于母线槽连接处的温升监测与预警装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2857202A1 (de) * 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
CN113959573B (zh) * 2021-10-25 2023-11-17 安徽春辉仪表线缆集团有限公司 一种可自断电报警的电接点双金属温度计
CN114496646B (zh) * 2022-02-18 2024-07-02 朗松珂利(上海)仪器仪表有限公司 远传式气体密度继电器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR765592A (fr) * 1933-03-09 1934-06-12 Edgar B Frank Ets Perfectionnement aux capsules altimétriques
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 (fr) * 1966-05-11 1967-12-22 Meci Dispositif pour la transmission d'une grandeur mécanique à travers la paroi d'une enceinte
CH528142A (de) * 1971-02-24 1972-09-15 Bbc Brown Boveri & Cie Druckabhängiger temperaturkompensierter Schalter

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2147390A (en) * 1983-09-29 1985-05-09 United Gas Industries Ltd Control mechanisms
CN103376167A (zh) * 2012-04-19 2013-10-30 深圳市泰士特科技有限公司 大型电力变压器用温控器补偿装置
CN103376167B (zh) * 2012-04-19 2015-11-25 深圳市泰士特科技股份有限公司 大型电力变压器用温控器补偿装置
CN104465218A (zh) * 2013-09-24 2015-03-25 珠海格力电器股份有限公司 压力式温控器加速驱动装置及方法
CN114858300A (zh) * 2022-03-31 2022-08-05 江苏苏电电气科技有限公司 一种用于母线槽连接处的温升监测与预警装置

Also Published As

Publication number Publication date
IT981179B (it) 1974-10-10
FR2175203B1 (enExample) 1977-02-04
CH549258A (de) 1974-05-15
NL7303223A (enExample) 1973-09-11
FR2175203A1 (enExample) 1973-10-19

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees