1683902

Information

• Patent Grant
• 1683902

• References
• Source

• Patent Number

  1,683,902

• Date Filed

  Not available

• Date Issued

  Tuesday, September 11, 1928
  96 years ago

• CPC

  • F01L1/32 - characterised by the provision of means for rotating lift valves
  • F01L2103/01 - Tools for producing, mounting or adjusting
  • Y10S411/918 - Threadless nut
  • Y10T137/4329 - Separable
  • Y10T137/6362 - Manual rotating means

• US Classifications

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