JPS543681A - Pneumatic type differential arithmetic unit - Google Patents

Pneumatic type differential arithmetic unit

Info

Publication number
JPS543681A
JPS543681A JP6814677A JP6814677A JPS543681A JP S543681 A JPS543681 A JP S543681A JP 6814677 A JP6814677 A JP 6814677A JP 6814677 A JP6814677 A JP 6814677A JP S543681 A JPS543681 A JP S543681A
Authority
JP
Japan
Prior art keywords
arithmetic unit
pneumatic type
type differential
differential arithmetic
same
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.)
Pending
Application number
JP6814677A
Other languages
Japanese (ja)
Inventor
Tatsuhide Shiga
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.)
Azbil Corp
Original Assignee
Azbil Corp
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 Azbil Corp filed Critical Azbil Corp
Priority to JP6814677A priority Critical patent/JPS543681A/en
Priority to DE19782824952 priority patent/DE2824952A1/en
Publication of JPS543681A publication Critical patent/JPS543681A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
    • F15C4/00—Circuit elements characterised by their special functions
    • 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
    • G05B11/44—Automatic controllers pneumatic only
    • G05B11/48—Automatic controllers pneumatic only with auxiliary power
    • G05B11/50—Automatic controllers pneumatic only with auxiliary power in which the output signal represents a continuous function of the deviation from the desired value, i.e. continuous controllers

Abstract

PURPOSE: To provide a pneumatic type differential arithmetic unit locating a compressed chamber with same effective area on the same alignment, eliminating the span adjustment.
COPYRIGHT: (C)1979,JPO&Japio
JP6814677A 1977-06-09 1977-06-09 Pneumatic type differential arithmetic unit Pending JPS543681A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP6814677A JPS543681A (en) 1977-06-09 1977-06-09 Pneumatic type differential arithmetic unit
DE19782824952 DE2824952A1 (en) 1977-06-09 1978-06-07 Differential pneumatic control device - has two bellows combined in one and divided by partition, with third bellows in one of chambers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6814677A JPS543681A (en) 1977-06-09 1977-06-09 Pneumatic type differential arithmetic unit

Publications (1)

Publication Number Publication Date
JPS543681A true JPS543681A (en) 1979-01-11

Family

ID=13365299

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6814677A Pending JPS543681A (en) 1977-06-09 1977-06-09 Pneumatic type differential arithmetic unit

Country Status (2)

Country Link
JP (1) JPS543681A (en)
DE (1) DE2824952A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3015995B2 (en) * 1994-06-24 2000-03-06 株式会社山武 Digital electropneumatic positioner

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5243000B2 (en) * 1972-03-02 1977-10-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5243000B2 (en) * 1972-03-02 1977-10-27

Also Published As

Publication number Publication date
DE2824952A1 (en) 1978-12-21

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