1331507

Information

• Patent Grant
• 1331507

• References
• Source

• Patent Number

  1,331,507

• Date Filed

  Not available

• Date Issued

  Tuesday, February 24, 1920
  104 years ago

• CPC

  • F02D13/02 - during engine operation
  • F02D17/00 - Controlling engines by cutting out individual cylinders Rendering engines inoperative or idling
  • F02D2700/052 - Methods therefor
  • Y02T10/18 - Varying inlet or exhaust valve operating characteristics

• US Classifications

  • 123 - Internal-combustion engines