GB1116185A - Electrically modulated pressure regulating and monitoring means - Google Patents

Electrically modulated pressure regulating and monitoring means

Info

Publication number
GB1116185A
GB1116185A GB39224/65A GB3922465A GB1116185A GB 1116185 A GB1116185 A GB 1116185A GB 39224/65 A GB39224/65 A GB 39224/65A GB 3922465 A GB3922465 A GB 3922465A GB 1116185 A GB1116185 A GB 1116185A
Authority
GB
United Kingdom
Prior art keywords
pressure regulating
monitoring means
modulated pressure
electrically modulated
electrically
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
GB39224/65A
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 Controls Co
Original Assignee
Robertshaw Controls Co
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 US681943A external-priority patent/US3482588A/en
Application filed by Robertshaw Controls Co filed Critical Robertshaw Controls Co
Publication of GB1116185A publication Critical patent/GB1116185A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B11/00—Automatic controllers
    • G05B11/01—Automatic controllers electric
    • G05B11/26—Automatic controllers electric in which the output signal is a pulse-train
    • G05B11/28—Automatic controllers electric in which the output signal is a pulse-train using pulse-height modulation; using pulse-width modulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B5/00—Transducers converting variations of physical quantities, e.g. expressed by variations in positions of members, into fluid-pressure variations or vice versa; Varying fluid pressure as a function of variations of a plurality of fluid pressures or variations of other quantities
    • F15B5/003—Transducers converting variations of physical quantities, e.g. expressed by variations in positions of members, into fluid-pressure variations or vice versa; Varying fluid pressure as a function of variations of a plurality of fluid pressures or variations of other quantities characterised by variation of the pressure in a nozzle or the like, e.g. nozzle-flapper system
GB39224/65A 1964-09-15 1965-09-14 Electrically modulated pressure regulating and monitoring means Expired GB1116185A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US681943A US3482588A (en) 1964-09-15 1964-09-15 Electrically modulated pressure regulating and monitoring means

Publications (1)

Publication Number Publication Date
GB1116185A true GB1116185A (en) 1968-06-06

Family

ID=23568135

Family Applications (1)

Application Number Title Priority Date Filing Date
GB39224/65A Expired GB1116185A (en) 1964-09-15 1965-09-14 Electrically modulated pressure regulating and monitoring means

Country Status (3)

Country Link
JP (1) JPS436025B1 (en)
DE (1) DE1523596A1 (en)
GB (1) GB1116185A (en)

Also Published As

Publication number Publication date
DE1523596A1 (en) 1969-02-06
JPS436025B1 (en) 1968-03-05

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