2078754

Information

• Patent Grant
• 2078754

• References
• Source

• Patent Number

  2,078,754

• Date Filed

  Not available

• Date Issued

  Tuesday, April 27, 1937
  87 years ago

• CPC

  • F01N13/1838 - characterised by the type of connection between parts of exhaust or silencing apparatus
  • F01N1/02 - by using resonance
  • F01N1/04 - having sound-absorbing materials in resonance chambers
  • F01N1/10 - in combination with sound-absorbing materials
  • F01N1/24 - by using sound-absorbing materials
  • F01N13/007 - Apparatus used as intake or exhaust silencer
  • F01N13/10 - of exhaust manifolds
  • F01N13/1855 - the connection being realised by using bolts, screws, rivets or the like
  • F02M35/1216 - by using a plurality of holes, slits, protrusions, perforations, ribs or the like; Surface structures; Turbulence generators
  • F02M35/1272 - using absorbing, damping, insulating or reflecting materials
  • F01N2310/02 - Mineral wool
  • F01N2310/04 - Metallic wool
  • F01N2310/08 - Exfoliated vermiculite
  • F01N2450/24 - by bolts, screws, rivets or the like
  • F01N2470/02 - Tubes being perforated
  • F01N2470/10 - Tubes having non-circular cross section
  • F01N2470/16 - Plurality of inlet tubes
  • F01N2470/18 - the axis of inlet or outlet tubes being other than the longitudinal axis of apparatus
  • F01N2530/26 - Multi-layered walls

• US Classifications

  • 181 - Acoustics
  • 060 - Power plants