3703693

Information

• Patent Grant
• 3703693

• References
• Source

• Patent Number

  3,703,693

• Date Filed

  Not available

• Date Issued

  Tuesday, November 21, 1972
  52 years ago

• CPC

  • F01P11/14 - Indicating devices Other safety devices
  • G01F23/247 - for discrete levels
  • H01H61/0107 - making use of shape memory materials
  • H01H35/183 - making use of a thermal switch
  • Y10T137/7287 - Liquid level responsive or maintaining systems

• US Classifications

  • 337 - Electricity: electrothermally or thermally actuated switches
  • 060 - Power plants
  • 073 - Measuring and testing
  • 137 - Fluid handling
  • 340 - Communications: electrical
  • 374 - Thermal measuring and testing