GB1231977A - - Google Patents

Info

Publication number
GB1231977A
GB1231977A GB1231977DA GB1231977A GB 1231977 A GB1231977 A GB 1231977A GB 1231977D A GB1231977D A GB 1231977DA GB 1231977 A GB1231977 A GB 1231977A
Authority
GB
United Kingdom
Prior art keywords
sensor
voltage
fed
circuit
halfwave
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
Other languages
English (en)
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
Priority claimed from DE19681765631 external-priority patent/DE1765631C/de
Application filed filed Critical
Publication of GB1231977A publication Critical patent/GB1231977A/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
    • G05D23/1913—Control of temperature characterised by the use of electric means using an analogue comparing device delivering a series of pulses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Temperature (AREA)
  • Electronic Switches (AREA)
GB1231977D 1968-06-21 1969-06-23 Expired GB1231977A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681765631 DE1765631C (de) 1968-06-21 Elektronischer Schwellwertschalter zur unstetigen Temperaturregelung von Wärmegeräten.'

Publications (1)

Publication Number Publication Date
GB1231977A true GB1231977A (enrdf_load_stackoverflow) 1971-05-12

Family

ID=5698531

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1231977D Expired GB1231977A (enrdf_load_stackoverflow) 1968-06-21 1969-06-23

Country Status (1)

Country Link
GB (1) GB1231977A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
DE1765631B1 (de) 1972-11-02

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Legal Events

Date Code Title Description
PS Patent sealed
PLE Entries relating assignments, transmissions, licences in the register of patents
PLNP Patent lapsed through nonpayment of renewal fees