1839462

Information

• Patent Grant
• 1839462

• References
• Source

• Patent Number

  1,839,462

• Date Filed

  Not available

• Date Issued

  Tuesday, January 5, 1932
  93 years ago

• CPC

  • F01N13/1866 - the channels or tubes thereof being made integrally with the housing
  • F01N1/02 - by using resonance
  • F01N1/12 - using spirally or helically shaped channels
  • F01N13/1844 - Mechanical joints
  • F01N13/1855 - the connection being realised by using bolts, screws, rivets or the like
  • F01N13/1888 - the housing of the assembly consisting of two or more parts
  • F01N2450/24 - by bolts, screws, rivets or the like
  • F01N2470/18 - the axis of inlet or outlet tubes being other than the longitudinal axis of apparatus
  • F01N2470/28 - Tubes being formed by moulding or casting x
  • F01N2490/155 - being disposed one after the other in flow direction
  • F01N2490/20 - Chambers being formed inside the exhaust pipe without enlargement of the cross section of the pipe

• US Classifications

  • 181 - Acoustics