3464225

Information

• Patent Grant
• 3464225

• References
• Source

• Patent Number

  3,464,225

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1969
  55 years ago

• CPC

  • H01H37/585 - the switch being of the reed switch type
  • F25B49/022 - Compressor control arrangements
  • G01K7/38 - the variations of temperature influencing the magnetic permeability
  • G05D23/26 - the sensing element having a permeability varying with temperature

• US Classifications

  • 062 - Refrigeration
  • 236 - Automatic temperature and humidity regulation
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 374 - Thermal measuring and testing