2989758

Information

• Patent Grant
• 2989758

• References
• Source

• Patent Number

  2,989,758

• Date Filed

  Not available

• Date Issued

  Tuesday, June 27, 1961
  63 years ago

• CPC

  • E03C1/2302 - the actuation force being transmitted to the plug via rigid elements
  • E03C1/23 - with mechanical closure mechanisms
  • F16K31/04 - using a motor
  • E03C2001/2315 - the actuation force created by a turning movement of a handle

• US Classifications

  • 004 - Baths, closets, sinks, and spittoons
  • 251 - Valves and valve actuation
  • 318 - Electricity: motive power systems