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GB2040515B - Control arrangements for heating systems - Google Patents

Control arrangements for heating systems

Info

Publication number
GB2040515B
GB2040515B GB8002076A GB8002076A GB2040515B GB 2040515 B GB2040515 B GB 2040515B GB 8002076 A GB8002076 A GB 8002076A GB 8002076 A GB8002076 A GB 8002076A GB 2040515 B GB2040515 B GB 2040515B
Authority
GB
United Kingdom
Prior art keywords
heating systems
control arrangements
arrangements
control
heating
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
GB8002076A
Other versions
GB2040515A (en
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.)
Plympton Patents Ltd
Original Assignee
Plympton Patents 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.)
Filing date
Publication date
Application filed by Plympton Patents Ltd filed Critical Plympton Patents Ltd
Priority to GB8002076A priority Critical patent/GB2040515B/en
Publication of GB2040515A publication Critical patent/GB2040515A/en
Application granted granted Critical
Publication of GB2040515B publication Critical patent/GB2040515B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H43/00—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed
    • H01H43/10—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed with timing of actuation of contacts due to a part rotating at substantially constant speed
    • H01H43/12—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed with timing of actuation of contacts due to a part rotating at substantially constant speed stopping automatically after a single cycle of operation
    • 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
    • G05D23/1902—Control of temperature characterised by the use of electric means characterised by the use of a variable reference value
    • G05D23/1904—Control of temperature characterised by the use of electric means characterised by the use of a variable reference value variable in time
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H43/00—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Resistance Heating (AREA)
GB8002076A 1979-01-23 1980-01-22 Control arrangements for heating systems Expired GB2040515B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8002076A GB2040515B (en) 1979-01-23 1980-01-22 Control arrangements for heating systems

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7902393 1979-01-23
GB8002076A GB2040515B (en) 1979-01-23 1980-01-22 Control arrangements for heating systems

Publications (2)

Publication Number Publication Date
GB2040515A GB2040515A (en) 1980-08-28
GB2040515B true GB2040515B (en) 1983-07-27

Family

ID=26270310

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8002076A Expired GB2040515B (en) 1979-01-23 1980-01-22 Control arrangements for heating systems

Country Status (1)

Country Link
GB (1) GB2040515B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2173920B (en) * 1985-04-17 1989-06-28 John David Statham Improvements in and relating to heating systems

Also Published As

Publication number Publication date
GB2040515A (en) 1980-08-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee