GB2011659B - Safety circuit for temperature regulated electrical heating or warming devices - Google Patents

Safety circuit for temperature regulated electrical heating or warming devices

Info

Publication number
GB2011659B
GB2011659B GB7848714A GB7848714A GB2011659B GB 2011659 B GB2011659 B GB 2011659B GB 7848714 A GB7848714 A GB 7848714A GB 7848714 A GB7848714 A GB 7848714A GB 2011659 B GB2011659 B GB 2011659B
Authority
GB
United Kingdom
Prior art keywords
electrical heating
safety circuit
temperature regulated
warming devices
regulated electrical
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
GB7848714A
Other versions
GB2011659A (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.)
Beurer GmbH and Co
Original Assignee
Beurer GmbH and 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.)
Filing date
Publication date
Application filed by Beurer GmbH and Co filed Critical Beurer GmbH and Co
Publication of GB2011659A publication Critical patent/GB2011659A/en
Application granted granted Critical
Publication of GB2011659B publication Critical patent/GB2011659B/en
Expired 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
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
    • 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
    • G05D23/1912—Control of temperature characterised by the use of electric means using an analogue comparing device whose output amplitude can take more than two discrete values

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)
GB7848714A 1977-12-22 1978-12-15 Safety circuit for temperature regulated electrical heating or warming devices Expired GB2011659B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2757276A DE2757276C3 (en) 1977-12-22 1977-12-22 Safety circuit for temperature-controlled, alternating voltage operated electrical heating or warming devices

Publications (2)

Publication Number Publication Date
GB2011659A GB2011659A (en) 1979-07-11
GB2011659B true GB2011659B (en) 1982-06-16

Family

ID=6026888

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7848714A Expired GB2011659B (en) 1977-12-22 1978-12-15 Safety circuit for temperature regulated electrical heating or warming devices

Country Status (3)

Country Link
DE (1) DE2757276C3 (en)
GB (1) GB2011659B (en)
NL (1) NL7811141A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2944796C2 (en) * 1979-11-06 1983-12-08 Siemens Ag, 1000 Berlin Und 8000 Muenchen Arrangement for monitoring and regulating a heating arrangement
FR2503891A1 (en) * 1981-04-14 1982-10-15 Uk I Stankov Temp. control system with automatic compensation - for sensor feedback failure, for use with temp. sensitive moulding processes etc.
SE436927B (en) * 1982-02-22 1985-01-28 Rydborn S A O DEVICE FOR CONTROL OF A NUMBER OF HEAT PANES
DE3733294A1 (en) * 1987-10-02 1989-04-20 Telefunken Electronic Gmbh Circuit for controlling the electric power for a load (consumer)

Also Published As

Publication number Publication date
GB2011659A (en) 1979-07-11
DE2757276A1 (en) 1979-06-28
NL7811141A (en) 1979-06-26
DE2757276B2 (en) 1980-05-14
DE2757276C3 (en) 1981-01-22

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Legal Events

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