GB8703332D0 - Control for heating means - Google Patents

Control for heating means

Info

Publication number
GB8703332D0
GB8703332D0 GB878703332A GB8703332A GB8703332D0 GB 8703332 D0 GB8703332 D0 GB 8703332D0 GB 878703332 A GB878703332 A GB 878703332A GB 8703332 A GB8703332 A GB 8703332A GB 8703332 D0 GB8703332 D0 GB 8703332D0
Authority
GB
United Kingdom
Prior art keywords
control
heating means
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.)
Granted
Application number
GB878703332A
Other versions
GB2201557A (en
GB2201557B (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.)
Purcell D S
Original Assignee
Purcell D S
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 Purcell D S filed Critical Purcell D S
Priority to GB8703332A priority Critical patent/GB2201557B/en
Publication of GB8703332D0 publication Critical patent/GB8703332D0/en
Publication of GB2201557A publication Critical patent/GB2201557A/en
Application granted granted Critical
Publication of GB2201557B publication Critical patent/GB2201557B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Resistance Heating (AREA)
GB8703332A 1987-02-13 1987-02-13 Control for a water heater Expired - Lifetime GB2201557B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8703332A GB2201557B (en) 1987-02-13 1987-02-13 Control for a water heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8703332A GB2201557B (en) 1987-02-13 1987-02-13 Control for a water heater

Publications (3)

Publication Number Publication Date
GB8703332D0 true GB8703332D0 (en) 1987-03-18
GB2201557A GB2201557A (en) 1988-09-01
GB2201557B GB2201557B (en) 1990-10-10

Family

ID=10612246

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8703332A Expired - Lifetime GB2201557B (en) 1987-02-13 1987-02-13 Control for a water heater

Country Status (1)

Country Link
GB (1) GB2201557B (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL126267C (en) * 1965-03-16 1969-04-15 Indoheem N V
CA1205525A (en) * 1980-02-01 1986-06-03 Russell H. Taggart Current detector
GB2076236A (en) * 1980-05-15 1981-11-25 Smith Graham Controller for AC electrical apparatus
US4371779A (en) * 1980-09-19 1983-02-01 Maynard Arthur D Energy saving water heater control circuit
GB2135143A (en) * 1983-02-01 1984-08-22 Ti Russell Hobbs Ltd Electric heating appliance

Also Published As

Publication number Publication date
GB2201557A (en) 1988-09-01
GB2201557B (en) 1990-10-10

Similar Documents

Publication Publication Date Title
EP0298396A3 (en) Function-distributed control apparatus function-distributed control apparatus
GB8725436D0 (en) Heater control
EP0312835A3 (en) Control apparatus
EP0420523A3 (en) Heater control system
EP0275167A3 (en) Heating means
GB8629433D0 (en) Controls for heating elements
GB2208446B (en) Power control for heating elements
GB8604732D0 (en) Heating control
GB2218542B (en) Heating system control
GB8707036D0 (en) Heating system
GB8719828D0 (en) Control apparatus
GB8729026D0 (en) Cooker control means
GB2222006B (en) Space heating control
GB8708264D0 (en) Heating system
GB2186724B (en) Heating control system
GB2190769B (en) Heating control system
GB8517471D0 (en) Control system for heating appliance
GB8703332D0 (en) Control for heating means
GB8431432D0 (en) Control system for heating appliance
GB8404341D0 (en) Heating system control
GB8709681D0 (en) Control
GB8721899D0 (en) Heating control system
GB8710625D0 (en) Central heating control centre
GB8820483D0 (en) Temperature control
GB8815887D0 (en) Power control for inductor heating system

Legal Events

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

Effective date: 19940213