3162132

Information

• Patent Grant
• 3162132

• References
• Source

• Patent Number

  3,162,132

• Date Filed

  Not available

• Date Issued

  Tuesday, December 22, 1964
  60 years ago

• CPC

  • F04B49/12 - by varying the length of stroke of the working members
  • F04B9/06 - the means including spring- or weight-loaded lost-motion devices
  • F04B9/1215 - the return stroke being obtained by a spring
  • F04B9/127 - rectilinear movement of the pumping member in the working direction being obtained by a single-acting elastic-fluid motor

• US Classifications

  • 417 - Pumps
  • 092 - Expansible chamber devices