Classifications

• • G—PHYSICS
  • G05—CONTROLLING; REGULATING
  • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
  • G05B1/00—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values
  • G05B1/01—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric
  • G05B1/02—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric for comparing analogue signals
• • 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
  • G05D23/20—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

Landscapes

• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Engineering & Computer Science (AREA)
• Automation & Control Theory (AREA)
• Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
• Control Of Temperature (AREA)
• Measuring Volume Flow (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=4347326

Family Applications (1)

Country Status (6)

Families Citing this family (1)

• 1966
  • 1966-06-22 CH CH900866A patent/CH447320A/de unknown
  • 1966-07-05 DE DE19661538670 patent/DE1538670B2/de active Pending
  • 1966-07-06 AT AT649466A patent/AT272704B/de active
• 1967
  • 1967-02-27 BE BE694687D patent/BE694687A/xx unknown
  • 1967-03-06 NL NL6703541A patent/NL6703541A/xx unknown
  • 1967-05-01 GB GB20110/67A patent/GB1146096A/en not_active Expired

Also Published As

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