ZA827615B - Pneumatic controller - Google Patents

Pneumatic controller

Info

Publication number: ZA827615B
Authority: ZA; South Africa
Prior art keywords: pneumatic controller; pneumatic; controller
Prior art date: 1981-10-19

Application number

ZA827615A

Other languages

English (en)

Inventor

David Eugene Wiklund

Gerald Frank Varnum

Original Assignee

Fisher Controls Int

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.)

1981-10-19

Filing date

1982-10-18

Publication date

1984-03-28

1982-10-18 Application filed by Fisher Controls Int filed Critical Fisher Controls Int

1984-03-28 Publication of ZA827615B publication Critical patent/ZA827615B/xx

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
- G05B11/44—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
- 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
- Y10T137/2278—Pressure modulating relays or followers
- Y10T137/2409—With counter-balancing pressure feedback to the modulating device
- 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
- Y10T137/2278—Pressure modulating relays or followers
- Y10T137/2409—With counter-balancing pressure feedback to the modulating device
- Y10T137/2452—With counter-counter balancing pressure feedback

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Automation & Control Theory (AREA)
Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Control Of Fluid Pressure (AREA)

ZA827615A 1981-10-19 1982-10-18 Pneumatic controller ZA827615B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/312,930 US4453559A (en)	1981-10-19	1981-10-19	Pneumatic controller

Publications (1)

Publication Number	Publication Date
ZA827615B true ZA827615B (en)	1984-03-28

Family

ID=23213638

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA827615A ZA827615B (en)	1981-10-19	1982-10-18	Pneumatic controller

Country Status (12)

Country	Link
US (1)	US4453559A (fr)
EP (1)	EP0077765B1 (fr)
JP (1)	JPS5877901A (fr)
AU (1)	AU552133B2 (fr)
CA (1)	CA1190103A (fr)
DE (1)	DE3277333D1 (fr)
ES (1)	ES8308100A1 (fr)
FI (1)	FI73530C (fr)
IL (1)	IL67015A0 (fr)
IN (1)	IN156250B (fr)
MX (1)	MX155821A (fr)
ZA (1)	ZA827615B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5439021A (en) *	1992-09-09	1995-08-08	Fisher Controls International, Inc.	Electro-pneumatic converter

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR834663A (fr) *	1937-08-06	1938-11-29		Procédé et appareil de régulation de la température en fonction du temps ou d'une courbe de variations préalablement déterminée
FR1071770A (fr) *	1951-09-29	1954-09-06	Fisher Governor Co Ltd	Dispositif de réglage équilibré à fluide sous pression
US2776670A (en) *	1951-09-29	1957-01-08	Fisher Governor Co	Pressure fluid operated balanced control system
US3047002A (en) *	1956-12-05	1962-07-31	Taylor Instrument Co	Controller
US3095003A (en) *	1960-07-15	1963-06-25	Bristol Company	Measuring and control apparatus
US3354895A (en) *	1965-12-14	1967-11-28	Fischer & Porter Co	Pneumatic controller
US3515162A (en) *	1968-11-01	1970-06-02	Foxboro Co	Tilt-ring pneumatic control device
US3572360A (en) *	1969-07-25	1971-03-23	Fisher Governor Co	Pneumatic controller
JPS5210987A (en) *	1975-07-16	1977-01-27	Fuji Die Kk	Electrodeposition chain saw

1981
- 1981-10-19 US US06/312,930 patent/US4453559A/en not_active Expired - Lifetime
1982
- 1982-10-15 ES ES516530A patent/ES8308100A1/es not_active Expired
- 1982-10-15 DE DE8282870054T patent/DE3277333D1/de not_active Expired
- 1982-10-15 EP EP82870054A patent/EP0077765B1/fr not_active Expired
- 1982-10-18 FI FI823557A patent/FI73530C/fi not_active IP Right Cessation
- 1982-10-18 CA CA000413599A patent/CA1190103A/fr not_active Expired
- 1982-10-18 MX MX194815A patent/MX155821A/es unknown
- 1982-10-18 AU AU89451/82A patent/AU552133B2/en not_active Ceased
- 1982-10-18 JP JP57182693A patent/JPS5877901A/ja active Granted
- 1982-10-18 ZA ZA827615A patent/ZA827615B/xx unknown
- 1982-10-18 IN IN1220/CAL/82A patent/IN156250B/en unknown
- 1982-10-19 IL IL67015A patent/IL67015A0/xx unknown

Also Published As

Publication number	Publication date
FI73530C (fi)	1987-10-09
FI823557L (fi)	1983-04-20
JPS5877901A (ja)	1983-05-11
IL67015A0 (en)	1983-02-23
JPH0351922B2 (fr)	1991-08-08
MX155821A (es)	1988-05-09
ES516530A0 (es)	1983-08-01
IN156250B (fr)	1985-06-08
FI73530B (fi)	1987-06-30
EP0077765A1 (fr)	1983-04-27
ES8308100A1 (es)	1983-08-01
DE3277333D1 (en)	1987-10-22
AU552133B2 (en)	1986-05-22
US4453559A (en)	1984-06-12
EP0077765B1 (fr)	1987-09-16
FI823557A0 (fi)	1982-10-18
AU8945182A (en)	1983-04-28
CA1190103A (fr)	1985-07-09

Publication	Publication Date	Title
JPS56127849A (en)	1981-10-06	Controller
JPS57175858A (en)	1982-10-28	Air conditionor
JPS56149202A (en)	1981-11-19	Pneumatic radial-tire
DE3274530D1 (en)	1987-01-15	Pneumatic tire
DE3367966D1 (en)	1987-01-15	Direction-of-flow controller
GB2100379B (en)	1986-01-29	Pneumatic booster
DE3263506D1 (en)	1985-06-20	Pneumatic tire
JPS57149181A (en)	1982-09-14	Controller for robot
JPS57191921A (en)	1982-11-25	Controller
JPS57201750A (en)	1982-12-10	Mechanical controller
GB2104685B (en)	1985-12-18	Programmable controller
JPS57211081A (en)	1982-12-24	Pneumatic sensor
JPS56116199A (en)	1981-09-11	Remoteecontrolling controller
JPS5782657A (en)	1982-05-24	Controller
JPS57186565A (en)	1982-11-17	Skid controller
AU552133B2 (en)	1986-05-22	Pneumatic controller
JPS57198152A (en)	1982-12-04	Controller for pressure
GB2103625B (en)	1985-02-27	Pneumatic tire
JPS57138468A (en)	1982-08-26	Operation controller
GB2120814B (en)	1985-07-10	Pneumatic controller
GB2102542B (en)	1985-06-12	Pneumatic control apparatus
JPS57175857A (en)	1982-10-28	Air conditionor
JPS56117985A (en)	1981-09-16	Location controller
JPS57122276A (en)	1982-07-30	Controller for dryer
GB2112545B (en)	1985-09-04	Process controller