1656629

Information

• Patent Grant
• 1656629

• References
• Source

• Patent Number

  1,656,629

• Date Filed

  Not available

• Date Issued

  Tuesday, January 17, 1928
  97 years ago

• CPC

  • F01N13/1838 - characterised by the type of connection between parts of exhaust or silencing apparatus
  • F01N1/08 - by reducing exhaust energy by throttling or whirling
  • F01N1/084 - the gases flowing through the silencer two or more times longitudinally in opposite directions
  • F01N1/089 - using two or more expansion chambers in series
  • F01N13/087 - having valves upstream of silencing apparatus for by-passing at least part of exhaust directly to atmosphere
  • F01N13/1888 - the housing of the assembly consisting of two or more parts
  • F01N2450/08 - Repairing the housing or pipe-joints
  • F01N2450/22 - by welding or brazing
  • F01N2470/02 - Tubes being perforated
  • F01N2470/06 - Tubes being formed by assembly of stamped or otherwise deformed sheet-metal

• US Classifications

  • 181 - Acoustics
  • 237 - Heating systems