2158331

Information

• Patent Grant
• 2158331

• References
• Source

• Patent Number

  2,158,331

• Date Filed

  Not available

• Date Issued

  Tuesday, May 16, 1939
  85 years ago

• CPC

  • F01L31/08 - Valve drive or valve adjustment, apart from tripping aspects Positively-driven gear
  • Y10T74/19565 - Relative movable axes

• US Classifications

  • 105 - Railway rolling stock
  • 074 - Machine element or mechanism