GB2130437B - Pressostat - Google Patents

Pressostat

Info

Publication number
GB2130437B
GB2130437B GB08329013A GB8329013A GB2130437B GB 2130437 B GB2130437 B GB 2130437B GB 08329013 A GB08329013 A GB 08329013A GB 8329013 A GB8329013 A GB 8329013A GB 2130437 B GB2130437 B GB 2130437B
Authority
GB
United Kingdom
Prior art keywords
pressostat
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
GB08329013A
Other languages
English (en)
Other versions
GB8329013D0 (en
GB2130437A (en
Inventor
Guglielmo Rossi
Mario Gemma
Hans Bosing
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.)
Robertshaw US Holding Corp
Original Assignee
Ranco Inc
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 Ranco Inc filed Critical Ranco Inc
Publication of GB8329013D0 publication Critical patent/GB8329013D0/en
Publication of GB2130437A publication Critical patent/GB2130437A/en
Application granted granted Critical
Publication of GB2130437B publication Critical patent/GB2130437B/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
    • H01H35/2607—Means for adjustment of "ON" or "OFF" operating pressure
    • H01H35/2614—Means for adjustment of "ON" or "OFF" operating pressure by varying the bias on the pressure sensitive element
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Diaphragms And Bellows (AREA)
GB08329013A 1982-10-29 1983-10-31 Pressostat Expired GB2130437B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3240231A DE3240231C1 (de) 1982-10-29 1982-10-29 Pressostat

Publications (3)

Publication Number Publication Date
GB8329013D0 GB8329013D0 (en) 1983-11-30
GB2130437A GB2130437A (en) 1984-05-31
GB2130437B true GB2130437B (en) 1986-06-25

Family

ID=6176977

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08329013A Expired GB2130437B (en) 1982-10-29 1983-10-31 Pressostat

Country Status (6)

Country Link
US (1) US4821626A (OSRAM)
JP (1) JPS5988844U (OSRAM)
DE (1) DE3240231C1 (OSRAM)
FR (1) FR2535519A3 (OSRAM)
GB (1) GB2130437B (OSRAM)
IT (1) IT8323306V0 (OSRAM)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS612221A (ja) * 1984-06-14 1986-01-08 本田技研工業株式会社 圧力スイツチ
US5024294A (en) * 1990-06-07 1991-06-18 Johnson Service Company Differential pressure transducer
GB9901327D0 (en) * 1999-01-21 1999-03-10 Ranco Controls Ltd Pressure switch device
CN102543570B (zh) * 2012-01-18 2014-07-30 重庆生普石油设备制造有限公司 一种用于高温高压环境的深井压力开关
KR102078293B1 (ko) 2012-05-10 2020-02-17 코닝 인코포레이티드 유리 에칭 매질 및 방법

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US729926A (en) * 1901-11-21 1903-06-02 Weston M Fulton Collapsible vessel for atmospheric motors.
US2659310A (en) * 1950-09-02 1953-11-17 Ryba Anton Electromagnetic pumping device for pumping fluids
US2983257A (en) * 1957-12-30 1961-05-09 Arthur B Euga Fluid actuated brake cylinder
US3442180A (en) * 1966-06-28 1969-05-06 United Aircraft Corp Fail safe sensing device
DE2125809C3 (de) * 1971-05-25 1982-08-12 Danfoss A/S, 6430 Nordborg Pressostat
DE2512137A1 (de) * 1975-03-20 1976-10-14 Daimler Benz Ag Pneumatische verstellvorrichtung
JPS5337282A (en) * 1976-09-17 1978-04-06 Matsushita Electric Ind Co Ltd Hydraulic sensing device

Also Published As

Publication number Publication date
GB8329013D0 (en) 1983-11-30
FR2535519A3 (fr) 1984-05-04
IT8323306V0 (it) 1983-10-20
GB2130437A (en) 1984-05-31
US4821626A (en) 1989-04-18
JPS5988844U (ja) 1984-06-15
DE3240231C1 (de) 1984-03-01
FR2535519B3 (OSRAM) 1984-10-12
JPH0243066Y2 (OSRAM) 1990-11-16

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20031030