1743350

Information

• Patent Grant
• 1743350

• References
• Source

• Patent Number

  1,743,350

• Date Filed

  Not available

• Date Issued

  Tuesday, January 14, 1930
  95 years ago

• CPC

  • F16K17/06 - with special arrangements for adjusting the opening pressure
  • Y10S411/945 - Cross key
  • Y10S411/992 - Key, plate, or bar
  • Y10T137/7062 - Valve guards
  • Y10T137/7069 - With lock or seal
  • Y10T137/7256 - Locks against rotary motion
  • Y10T137/7921 - Weight coaxial with valve
  • Y10T137/7929 - Spring coaxial with valve

• US Classifications

  • 137 - Fluid handling
  • 123 - Internal-combustion engines
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener