3813995

Information

• Patent Grant
• 3813995

• References
• Source

• Patent Number

  3,813,995

• Date Filed

  Not available

• Date Issued

  Tuesday, June 4, 1974
  50 years ago

• CPC

  • F04B1/047 - with an actuating or actuated element at the outer ends of the cylinders
  • F01B1/0644 - Pistons
  • F04B1/10 - the cylinders being movable
  • F04B49/18 - by changing the effective cross-section of the working surface of the piston

• US Classifications

  • 091 - Motors: expansible chamber type