2256926

Information

• Patent Grant
• 2256926

• References
• Source

• Patent Number

  2,256,926

• Date Filed

  Not available

• Date Issued

  Tuesday, September 23, 1941
  83 years ago

• CPC

  • F04B27/02 - having cylinders arranged oppositely relative to main shaft
  • F04B25/005 - with two cylinders
  • F04B27/0446 - Draining of the engine housing; Arrangements dealing with leakage fluid
  • F04B39/0016 - with valve arranged in the piston
  • F04B39/04 - Measures to avoid lubricant contaminating the pumped fluid

• US Classifications

  • 417 - Pumps
  • 092 - Expansible chamber devices