3218980

Information

• Patent Grant
• 3218980

• References
• Source

• Patent Number

  3,218,980

• Date Filed

  Not available

• Date Issued

  Tuesday, November 23, 1965
  60 years ago

• CPC

  • F01L25/063 - the auxiliary valve being actuated by the working motor-piston or piston-rod
  • F04B9/1253 - one side of the double-acting piston fluid motor being always under the influence of the fluid under pressure

• US Classifications

  • 417 - Pumps
  • 091 - Motors: expansible chamber type