NO146169C - Servoventil - Google Patents

Servoventil

Info

Publication number
NO146169C
NO146169C NO783434A NO783434A NO146169C NO 146169 C NO146169 C NO 146169C NO 783434 A NO783434 A NO 783434A NO 783434 A NO783434 A NO 783434A NO 146169 C NO146169 C NO 146169C
Authority
NO
Norway
Prior art keywords
servo valve
servo
valve
Prior art date
Application number
NO783434A
Other languages
English (en)
Other versions
NO783434L (no
NO146169B (no
Inventor
Neil M Akkerman
Stepehen R Foster
Kip B Goans
Original Assignee
Baker Cac
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 Baker Cac filed Critical Baker Cac
Publication of NO783434L publication Critical patent/NO783434L/no
Publication of NO146169B publication Critical patent/NO146169B/no
Publication of NO146169C publication Critical patent/NO146169C/no

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/16—Control means therefor being outside the borehole
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7723—Safety cut-off requiring reset
    • Y10T137/7725—Responsive to both high and low pressure or velocity
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87217—Motor
    • Y10T137/87225—Fluid motor
NO783434A 1977-10-13 1978-10-10 Servoventil NO146169C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/841,940 US4160463A (en) 1977-10-13 1977-10-13 Flow line monitor pilot valve assembly

Publications (3)

Publication Number Publication Date
NO783434L NO783434L (no) 1979-04-18
NO146169B NO146169B (no) 1982-05-03
NO146169C true NO146169C (no) 1982-08-11

Family

ID=25286122

Family Applications (1)

Application Number Title Priority Date Filing Date
NO783434A NO146169C (no) 1977-10-13 1978-10-10 Servoventil

Country Status (7)

Country Link
US (1) US4160463A (no)
JP (1) JPS5489329A (no)
CA (1) CA1099188A (no)
DE (1) DE2844560C2 (no)
FR (1) FR2406143B1 (no)
GB (1) GB2081422B (no)
NO (1) NO146169C (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4354527A (en) * 1980-10-09 1982-10-19 Caterpillar Tractor Co. Control system for pilot operated valve
WO1982001402A1 (en) * 1980-10-09 1982-04-29 Mcmillan William D Control system for pilot operated valve
US4442860A (en) * 1981-10-26 1984-04-17 C.S.E. Automation Engineering & Services, Inc. Pilot control relay valve apparatus
DE102012208943A1 (de) * 2012-05-29 2013-12-05 Robert Bosch Gmbh Rastvorrichtung für ein Schieberventil
US10794145B2 (en) * 2014-10-09 2020-10-06 Schlumberger Technology Corporation Linear shear seal system
EP3428740B1 (fr) * 2017-07-14 2020-09-02 The Swatch Group Research and Development Ltd Soupape de sécurité pour montre
CN111852968B (zh) * 2019-04-29 2022-07-05 中国石油天然气集团有限公司 分流器逻辑控制系统及其工作方法
CN110878779B (zh) * 2019-11-28 2021-07-23 浙江万得凯流体设备科技股份有限公司 一种减压阀

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3007492A (en) * 1958-11-17 1961-11-07 Otis Eng Co Fluid flow systems and pilot valves therefor
US3389718A (en) * 1966-09-16 1968-06-25 Fisher Governor Co High and low pressure wellhead shut-in valve
US3943974A (en) * 1975-03-24 1976-03-16 Acf Industries, Incorporated Control valve for fluid actuator

Also Published As

Publication number Publication date
GB2081422B (en) 1982-11-17
JPS6245433B2 (no) 1987-09-26
JPS5489329A (en) 1979-07-16
CA1099188A (en) 1981-04-14
DE2844560C2 (de) 1984-08-09
NO783434L (no) 1979-04-18
DE2844560A1 (de) 1979-05-10
NO146169B (no) 1982-05-03
GB2081422A (en) 1982-02-17
FR2406143B1 (fr) 1985-06-28
US4160463A (en) 1979-07-10
FR2406143A1 (fr) 1979-05-11

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