540760

Information

• Patent Grant
• 540760

• References
• Source

• Patent Number

  540,760

• Date Filed

  Not available

• Date Issued

  Tuesday, June 11, 1895
  129 years ago

• CPC

  • F24D19/081 - for steam heating systems
  • Y10T137/3049 - Downstream from valve
  • Y10T137/3087 - With reverse flow stop or pressure regulating valve
  • Y10T137/3099 - Float responsive
  • Y10T137/7436 - Float rigid with valve
  • Y10T137/7771 - Bi-directional flow valves
  • Y10T137/87917 - Flow path with serial valves and/or closures

• US Classifications

  • 137 - Fluid handling
  • 237 - Heating systems