3187681

Information

• Patent Grant
• 3187681

• References
• Source

• Patent Number

  3,187,681

• Date Filed

  Not available

• Date Issued

  Tuesday, June 8, 1965
  59 years ago

• CPC

  • F04B1/0421 - Cylinders
  • F01B1/0655 - cylinders
  • F01B1/0689 - by changing the excentricity of one element relative to another element
  • F01B13/065 - directly located side by side
  • F04B53/162 - Adaptations of cylinders

• US Classifications

  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices