3387629

Information

• Patent Grant
• 3387629

• References
• Source

• Patent Number

  3,387,629

• Date Filed

  Not available

• Date Issued

  Tuesday, June 11, 1968
  56 years ago

• CPC

  • F24D3/10 - Feed-line arrangements
  • F16K11/04 - comprising only lift valves
  • F24H9/126 - Arrangement of inlet valves used therewith
  • G05D16/0663 - using a spring-loaded membrane with a spring-loaded slideable obturator
  • Y10T137/88046 - Biased valve with external operator
  • Y10T137/88054 - Direct response normally closed valve limits direction of flow

• US Classifications

  • 137 - Fluid handling
  • 236 - Automatic temperature and humidity regulation
  • 237 - Heating systems