2163080

Information

• Patent Grant
• 2163080

• References
• Source

• Patent Number

  2,163,080

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1939
  85 years ago

• CPC

  • F01B1/0655 - cylinders
  • F01B1/0668 - Supporting and guiding means for the piston
  • F01B1/0675 - Controlling
  • F01B13/065 - directly located side by side
  • F04B49/007 - Installations or systems with two or more pumps or pump cylinders, wherein the flow-path through the stages can be changed
  • F04B49/103 - Responsive to speed

• US Classifications

  • 091 - Motors: expansible chamber type