3847173

Information

• Patent Grant
• 3847173

• References
• Source

• Patent Number

  3,847,173

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1974
  50 years ago

• CPC

  • F17D1/04 - for distribution of gas
  • F17C5/002 - Automated filling apparatus
  • F17C2205/0323 - Valves
  • F17C2205/0335 - Check-valves or non-return valves
  • F17C2205/035 - Flow reducers
  • F17C2223/0123 - gaseous
  • Y10T137/2562 - Dividing and recombining
  • Y10T137/2693 - Pressure responsive
  • Y10T137/2698 - Electrical control
  • Y10T137/469 - Sequentially filled and emptied [e.g., holding type]
  • Y10T137/86445 - Plural, sequential, valve actuations
  • Y10T137/87772 - With electrical actuation

• US Classifications

  • 137 - Fluid handling
  • 222 - Dispensing