1573934

Information

• Patent Grant
• 1573934

• References
• Source

• Patent Number

  1,573,934

• Date Filed

  Not available

• Date Issued

  Tuesday, February 23, 1926
  98 years ago

• CPC

  • E03C1/104 - using a single check valve
  • E03C1/10 - Devices for preventing contamination of drinking-water pipes
  • E03D1/18 - Cisterns empty when not in action
  • E03D9/12 - Means to prevent freezing of lavatories
  • Y10T137/86919 - Sequentially closing and opening alternately seating flow controllers
  • Y10T137/87756 - Spring biased
  • Y10T137/8803 - Also carries head of other valve

• US Classifications

  • 137 - Fluid handling
  • 251 - Valves and valve actuation