1653934

Information

• Patent Grant
• 1653934

• References
• Source

• Patent Number

  1,653,934

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1927
  97 years ago

• CPC

  • F01N13/1855 - the connection being realised by using bolts, screws, rivets or the like
  • F01N1/08 - by reducing exhaust energy by throttling or whirling
  • F01N13/1894 - the parts being assembled in longitudinal direction
  • F01N1/12 - using spirally or helically shaped channels
  • F01N2450/24 - by bolts, screws, rivets or the like
  • F01N2470/02 - Tubes being perforated
  • F01N2470/18 - the axis of inlet or outlet tubes being other than the longitudinal axis of apparatus
  • F01N2470/24 - Concentric tubes or tubes being concentric to housing
  • F01N2470/28 - Tubes being formed by moulding or casting x

• US Classifications

  • 181 - Acoustics