2146443

Information

• Patent Grant
• 2146443

• References
• Source

• Patent Number

  2,146,443

• Date Filed

  Not available

• Date Issued

  Tuesday, February 7, 1939
  85 years ago

• CPC

  • F01B25/00 - Regulating, controlling, or safety means
  • F01B2250/004 - Devices for draining or idling of steam cylinders or for uncoupling piston and connecting rod
  • Y10T137/7504 - Removable valve head and seat unit

• US Classifications

  • 137 - Fluid handling
  • 091 - Motors: expansible chamber type