2258336

Information

• Patent Grant
• 2258336

• References
• Source

• Patent Number

  2,258,336

• Date Filed

  Not available

• Date Issued

  Tuesday, October 7, 1941
  83 years ago

• CPC

  • F24H9/2007 - for water heaters
  • F16K17/38 - of excessive temperature
  • F24D19/1021 - a by pass valve
  • Y10T137/7737 - Thermal responsive
  • Y10T137/7918 - Head slidable on guide rod

• US Classifications

  • 237 - Heating systems
  • 137 - Fluid handling
  • 236 - Automatic temperature and humidity regulation
  • 251 - Valves and valve actuation