FR967206A - Improvements to temperature regulating devices - Google Patents

Improvements to temperature regulating devices

Info

Publication number: FR967206A
Authority: FR; France
Prior art keywords: temperature regulating; regulating devices; devices; temperature; regulating
Prior art date: 1946-10-30
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

Other languages

Inventor

Herbert Bruce William Holt

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.)

P A M Ltd

Original Assignee

P A M Ltd

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.)

1946-10-30

Filing date

1948-06-03

Publication date

1950-10-27

1948-06-03 Application filed by P A M Ltd filed Critical P A M Ltd

1950-10-27 Application granted granted Critical

1950-10-27 Publication of FR967206A publication Critical patent/FR967206A/en

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/275—Control of temperature characterised by the use of electric means with sensing element expanding, contracting, or fusing in response to changes of temperature
- G05D23/27535—Details of the sensing element
- G05D23/27541—Details of the sensing element using expansible solid
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
- G05D23/1909—Control of temperature characterised by the use of electric means using an analogue comparing device whose output amplitude can only take two discrete values
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/275—Control of temperature characterised by the use of electric means with sensing element expanding, contracting, or fusing in response to changes of temperature

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Automation & Control Theory (AREA)
Control Of Resistance Heating (AREA)
Control Of Temperature (AREA)

FR967206D 1946-10-30 1948-06-03 Improvements to temperature regulating devices Expired FR967206A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB32185/46A GB631595A (en)	1946-10-30	1946-10-30	Improvements in or relating to means for controlling temperatures

Publications (1)

Publication Number	Publication Date
FR967206A true FR967206A (en)	1950-10-27

Family

ID=10334610

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR967206D Expired FR967206A (en)	1946-10-30	1948-06-03	Improvements to temperature regulating devices

Country Status (4)

Country	Link
CH (1)	CH268662A (en)
DE (1)	DE822284C (en)
FR (1)	FR967206A (en)
GB (1)	GB631595A (en)

1946
- 1946-10-30 GB GB32185/46A patent/GB631595A/en not_active Expired
1948
- 1948-05-07 CH CH268662D patent/CH268662A/en unknown
- 1948-06-03 FR FR967206D patent/FR967206A/en not_active Expired
1949
- 1949-04-15 DE DEP39973A patent/DE822284C/en not_active Expired

Also Published As

Publication number	Publication date
CH268662A (en)	1950-05-31
DE822284C (en)	1951-11-26
GB631595A (en)	1949-11-07

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