Classifications

• • G—PHYSICS
  • G05—CONTROLLING; REGULATING
  • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
  • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
  • G05F1/10—Regulating voltage or current 
  • G05F1/625—Regulating voltage or current  wherein it is irrelevant whether the variable actually regulated is AC or DC
  • G05F1/63—Regulating voltage or current  wherein it is irrelevant whether the variable actually regulated is AC or DC using variable impedances in series with the load as final control devices
  • G05F1/635—Regulating voltage or current  wherein it is irrelevant whether the variable actually regulated is AC or DC using variable impedances in series with the load as final control devices being Hall effect devices, magnetoresistors or thermistors
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
  • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
  • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
  • B60Q1/34—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction
  • B60Q1/38—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction using immovably-mounted light sources, e.g. fixed flashing lamps
  • B60Q1/385—Electronic temporisation with relay amplification
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
  • B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
  • B60Q11/005—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00 for lighting devices, e.g. indicating if lamps are burning or not
  • B60Q11/007—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00 for lighting devices, e.g. indicating if lamps are burning or not the lighting devices indicating change of drive direction
• • 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
  • G05D23/1919—Control of temperature characterised by the use of electric means characterised by the type of controller
  • G05D23/192—Control of temperature characterised by the use of electric means characterised by the type of controller using a modification of the thermal impedance between a source and the load
• • 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
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
  • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
  • H03K3/42—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled

Landscapes

• Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Automation & Control Theory (AREA)
• Mechanical Engineering (AREA)
• Power Engineering (AREA)
• Electromagnetism (AREA)
• Radar, Positioning & Navigation (AREA)
• Control Of Temperature (AREA)
• Circuit Arrangement For Electric Light Sources In General (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=26350428

Family Applications (1)

Country Status (6)

Families Citing this family (1)

• 1972
  • 1972-02-09 US US00224800A patent/US3742308A/en not_active Expired - Lifetime
  • 1972-02-11 CA CA134,495A patent/CA956000A/en not_active Expired
  • 1972-03-08 NL NL7203077A patent/NL7203077A/xx not_active Application Discontinuation
  • 1972-03-13 IT IT48944/72A patent/IT957559B/it active
  • 1972-03-14 FR FR7208860A patent/FR2130216B1/fr not_active Expired
  • 1972-03-15 GB GB1198172A patent/GB1375605A/en not_active Expired

Also Published As

Similar Documents