GB8506220D0 - Control apparatus - Google Patents

Control apparatus

Info

Publication number: GB8506220D0
Authority: GB; United Kingdom
Prior art keywords: control apparatus; control
Prior art date: 1984-04-04
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.): Granted

Application number

GB858506220A

Other versions

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.)

General Electric Co

Original Assignee

General Electric 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.)

1984-04-04

Filing date

1985-03-11

Publication date

1985-04-11

1984-04-04 Priority claimed from US06/596,831 external-priority patent/US4561261A/en

1985-03-11 Application filed by General Electric Co filed Critical General Electric Co

1985-04-11 Publication of GB8506220D0 publication Critical patent/GB8506220D0/en

1985-10-16 Publication of GB2156996A publication Critical patent/GB2156996A/en

1987-12-16 Application granted granted Critical

1987-12-16 Publication of GB2156996B publication Critical patent/GB2156996B/en

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/16—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in the magnetic properties of material resulting from the application of stress
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/007—Transmitting or indicating the displacement of flexible diaphragms using variations in inductance

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Air-Conditioning For Vehicles (AREA)
Compressor (AREA)

GB08506220A 1984-04-04 1985-03-11 Sensing pressure and controlling heat transfer systems Expired GB2156996B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US59681884A	1984-04-04	1984-04-04
US06/596,831 US4561261A (en)	1984-04-04	1984-04-04	Control apparatus and methods, heat transfer systems and apparatus and methods for controlling such systems and for sensing and indicating low fluid charge conditions therein

Publications (3)

Publication Number	Publication Date
GB8506220D0 true GB8506220D0 (en)	1985-04-11
GB2156996A GB2156996A (en)	1985-10-16
GB2156996B GB2156996B (en)	1987-12-16

Family

ID=27082651

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08506220A Expired GB2156996B (en)	1984-04-04	1985-03-11	Sensing pressure and controlling heat transfer systems

Country Status (4)

Country	Link
DE (1)	DE3540915A1 (en)
FR (1)	FR2571139B1 (en)
GB (1)	GB2156996B (en)
IT (1)	IT1184380B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1272381B (en) *	1993-04-28	1997-06-23	Siceb Spa	PRESSURE SENSOR FOR CONTROL OF AIR CONDITIONING SYSTEMS AND SIMILAR

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB625249A (en) *	1944-02-07	1949-06-24	British Thomson Houston Co Ltd	Improvements in and relating to pressure gauges
GB684462A (en) *	1950-05-31	1952-12-17	Andre Charles Georges Le Gall	An improved method of and apparatus for measuring mechanical forces
GB971506A (en) *	1960-05-14	1964-09-30	Svenska Tandsticks Aktiebolage	Improved apparatus for the measurement of physical quantities
US3292429A (en) *	1963-02-13	1966-12-20	Asea Ab	Means for measuring mechanical forces
DE1285213B (en) *	1963-05-31	1968-12-12	Yaskawa Denki Seisakusho Kk	Magnetoelastic force meter constructed as a magnetic amplifier
GB1168861A (en) *	1967-01-16	1969-10-29	Lockheed Aircraft Corp	Ferrimagnetic Pressure Transducer
GB1211430A (en) *	1968-06-19	1970-11-04	Vnii Elektrotermicheskogo Obor	Pressure trandsducer
SE347354B (en) *	1969-10-29	1972-07-31	Asea Ab
US3940992A (en) *	1973-12-26	1976-03-02	Texas Instruments Incorporated	Transducer
DE3119659C2 (en) *	1981-05-16	1983-10-27	Leonhard Schmid Kg, 8900 Augsburg	"Mobile mixing and conveying machine for pumpable building material mix"
JPS5815136A (en) *	1981-07-20	1983-01-28	Aisin Seiki Co Ltd	Pressure sensor

1985
- 1985-03-11 GB GB08506220A patent/GB2156996B/en not_active Expired
- 1985-03-25 DE DE19853540915 patent/DE3540915A1/en not_active Withdrawn
- 1985-03-28 FR FR8504625A patent/FR2571139B1/en not_active Expired
- 1985-04-04 IT IT20225/85A patent/IT1184380B/en active

Also Published As

Publication number	Publication date
FR2571139A1 (en)	1986-04-04
GB2156996A (en)	1985-10-16
GB2156996B (en)	1987-12-16
IT1184380B (en)	1987-10-28
FR2571139B1 (en)	1989-11-24
IT8520225A0 (en)	1985-04-04
DE3540915A1 (en)	1986-05-28

Publication	Publication Date	Title
GB2154083B (en)	1988-01-20	Inverter-drive controlling apparatus
DE3572740D1 (en)	1989-10-05	Process control apparatus
EP0152871A3 (en)	1985-12-11	Process control apparatus
EP0201081A3 (en)	1987-10-14	Control apparatus
EP0176965A3 (en)	1986-06-25	Remote control apparatus
GB8530706D0 (en)	1986-01-22	Control device
EP0177284A3 (en)	1988-12-07	Force-detecting apparatus
GB8520340D0 (en)	1985-09-18	Control device
GB8511875D0 (en)	1985-06-19	Control device
GB8504854D0 (en)	1985-03-27	Control apparatus
GB8503102D0 (en)	1985-03-13	Regulating apparatus
GB2162829B (en)	1987-07-22	Vessel-filling apparatus
GB8507471D0 (en)	1985-05-01	Control device
GB8614015D0 (en)	1986-07-16	Control apparatus
GB8523697D0 (en)	1985-10-30	Remote control apparatus
GB8626136D0 (en)	1986-12-03	Control apparatus
EP0175456A3 (en)	1987-04-29	Phototreating apparatus
DE3567253D1 (en)	1989-02-09	Rotational control apparatus
GB8620269D0 (en)	1986-10-01	Eye-gaze-direction controlled apparatus
GB8504050D0 (en)	1985-03-20	Control device
EP0153499A3 (en)	1988-04-20	Control device
GB2168667B (en)	1989-06-14	Feeder-breaker apparatus
GB8410535D0 (en)	1984-05-31	Apparatus
GB8514092D0 (en)	1985-07-10	Moderator control apparatus
GB8530801D0 (en)	1986-01-22	Program control apparatus

Legal Events

Date	Code	Title	Description
1998-11-04	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19980311