1946309

Information

• Patent Grant
• 1946309

• References
• Source

• Patent Number

  1,946,309

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1934
  91 years ago

• CPC

  • F02N7/04 - the pistons acting on screw-threaded members to effect rotation
  • Y10T74/18672 - Plural screws in series [e.g., telescoping, etc.]
  • Y10T74/18696 - including means to selectively transmit power [e.g., clutch, etc.]

• US Classifications

  • 091 - Motors: expansible chamber type
  • 074 - Machine element or mechanism
  • 092 - Expansible chamber devices