NL6614416A - - Google Patents

Info

Publication number
NL6614416A
NL6614416A NL6614416A NL6614416A NL6614416A NL 6614416 A NL6614416 A NL 6614416A NL 6614416 A NL6614416 A NL 6614416A NL 6614416 A NL6614416 A NL 6614416A NL 6614416 A NL6614416 A NL 6614416A
Authority
NL
Netherlands
Application number
NL6614416A
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 to GB40412/66A priority Critical patent/GB1157289A/en
Priority to US578868A priority patent/US3466978A/en
Priority to CH1319266A priority patent/CH453462A/de
Priority to DE1966ST025870 priority patent/DE1523661B2/de
Application filed filed Critical
Priority to NL6614416A priority patent/NL6614416A/xx
Priority to FR80525A priority patent/FR1503917A/fr
Publication of NL6614416A publication Critical patent/NL6614416A/xx

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
    • F04D15/0218—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
    • 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
    • G01F23/0007—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 for discrete indicating and measuring
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
    • G05D9/04—Level control, e.g. controlling quantity of material stored in vessel with auxiliary non-electric power
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
    • G05D9/12—Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means
    • 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
    • H01H35/34—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Reciprocating Pumps (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
NL6614416A 1966-09-09 1966-10-13 NL6614416A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB40412/66A GB1157289A (en) 1966-09-09 1966-09-09 Electric Pressure Relay
US578868A US3466978A (en) 1966-09-09 1966-09-12 Pressure relay
CH1319266A CH453462A (de) 1966-09-09 1966-09-13 Druckrelais für Regelzwecke
DE1966ST025870 DE1523661B2 (de) 1966-09-09 1966-09-14 Druckabhaengiger elektrischer membranschalter mit einem druckunterschied zwischen einschaltpunkt und ausschaltpunkt
NL6614416A NL6614416A (ja) 1966-09-09 1966-10-13
FR80525A FR1503917A (fr) 1966-09-09 1966-10-19 Relais de pression

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB40412/66A GB1157289A (en) 1966-09-09 1966-09-09 Electric Pressure Relay
US57886866A 1966-09-12 1966-09-12
DE1966ST025870 DE1523661B2 (de) 1966-09-09 1966-09-14 Druckabhaengiger elektrischer membranschalter mit einem druckunterschied zwischen einschaltpunkt und ausschaltpunkt
NL6614416A NL6614416A (ja) 1966-09-09 1966-10-13
FR80525A FR1503917A (fr) 1966-09-09 1966-10-19 Relais de pression

Publications (1)

Publication Number Publication Date
NL6614416A true NL6614416A (ja) 1968-04-16

Family

ID=27512256

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6614416A NL6614416A (ja) 1966-09-09 1966-10-13

Country Status (6)

Country Link
US (1) US3466978A (ja)
CH (1) CH453462A (ja)
DE (1) DE1523661B2 (ja)
FR (1) FR1503917A (ja)
GB (1) GB1157289A (ja)
NL (1) NL6614416A (ja)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1312117A (en) * 1970-04-09 1973-04-04 Sixten Englesson Snap action control devices
US3848517A (en) * 1972-08-28 1974-11-19 Nason Co Pressure sensitive device for operating a switch or the like
FR2199611B3 (ja) * 1972-09-20 1975-10-17 Applic Machine Motr
US4140045A (en) * 1975-11-19 1979-02-20 Fenix & Scisson, Inc. Piston positioning indicator
US4355761A (en) * 1980-03-17 1982-10-26 Stewart-Warner Corporation Pressure sensor and regulator for airless material coating system
JPS603533U (ja) * 1983-06-18 1985-01-11 三菱電機株式会社 圧力応動装置
EP0276400A3 (en) * 1983-07-11 1989-04-19 Square D Company Mechanically operated pressure switch having solid state components
US4919343A (en) * 1989-09-25 1990-04-24 Environment/One Corporation Anti-flooding sewage grinder pump liquid level control system in separately mounted canister
US5281782A (en) * 1992-04-28 1994-01-25 Campbell Hausfeld Diaphragm pressure switch
US5518371A (en) * 1994-06-20 1996-05-21 Wells, Inc. Automatic fluid pressure maintaining system from a well
US5863185A (en) * 1994-10-05 1999-01-26 Franklin Electric Co. Liquid pumping system with cooled control module
US5925825A (en) * 1994-10-05 1999-07-20 Franklin Electric Co., Inc. Clamp and cup securing strain gauge cell adjacent pressure transmitting diaphragm
NL1018964C2 (nl) * 2001-09-16 2003-03-20 Kanters Bedrijven Nv Pompinrichting, vloeistofniveauschakelaar en elastisch vervormbaar lichaam.
CN108807072A (zh) * 2017-04-27 2018-11-13 王刚 一种小型固定式碟形弹片自动压力开关
CN113280884A (zh) * 2020-02-20 2021-08-20 阳江核电有限公司 油浸式变压器瓦斯继电器气量监控系统、方法及存储介质
CN111335445B (zh) * 2020-03-18 2021-11-02 中国十七冶集团有限公司 一种利用钢管作内模的混凝土雨水井施工方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US708155A (en) * 1898-03-01 1902-09-02 Gen Fire Extinguisher Co Electric attachment.
US851691A (en) * 1905-08-02 1907-04-30 Westinghouse Air Brake Co Electric switch mechanism.
US1626673A (en) * 1924-10-17 1927-05-03 Westinghouse Air Brake Co Flexible diaphragm device
US2358732A (en) * 1943-08-07 1944-09-19 Johnson Service Co Pressure operated switch
US2424511A (en) * 1944-03-29 1947-07-22 Bell Aircraft Corp Aircraft flight instrument
US2615102A (en) * 1950-09-25 1952-10-21 Charles W Mcmath Bin level switch
US2614903A (en) * 1951-01-12 1952-10-21 Bendix Aviat Corp Scanning recorder
US2777029A (en) * 1953-10-28 1957-01-08 Langstroth Hall Fluid actuated switch
US2824919A (en) * 1954-10-05 1958-02-25 Allen V C Davis Pressure responsive switch
US2998343A (en) * 1958-01-02 1961-08-29 Gen Motors Corp Process for making a hydraulic diaphragm
US3141389A (en) * 1961-12-22 1964-07-21 Honeywell Regulator Co Spring adjusting means for control devices

Also Published As

Publication number Publication date
DE1523661B2 (de) 1977-05-05
DE1523661A1 (de) 1969-12-11
GB1157289A (en) 1969-07-02
US3466978A (en) 1969-09-16
FR1503917A (fr) 1967-12-01
CH453462A (de) 1968-06-14

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