1939057

Information

• Patent Grant
• 1939057

• References
• Source

• Patent Number

  1,939,057

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1933
  91 years ago

• CPC

  • F04B39/0246 - in the rotating shaft
  • F04B27/0409 - Pistons
  • F04B27/0456 - to cylindrical distribution members
  • F04B27/0619 - cylinder block and actuating cam rotating together
  • Y10S417/902 - Hermetically sealed motor pump unit
  • Y10T74/18024 - Rotary to reciprocating and rotary

• US Classifications

  • 074 - Machine element or mechanism
  • 091 - Motors: expansible chamber type
  • 417 - Pumps