3114430

Information

• Patent Grant
• 3114430

• References
• Source

• Patent Number

  3,114,430

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1963
  61 years ago

• CPC

  • F01N13/007 - Apparatus used as intake or exhaust silencer
  • F01N1/089 - using two or more expansion chambers in series
  • F01N1/166 - for changing gas flow path through the silencer or for adjusting the dimensions of a chamber or a pipe
  • F02M35/1216 - by using a plurality of holes, slits, protrusions, perforations, ribs or the like; Surface structures; Turbulence generators
  • F02M35/1227 - by using multiple air intake flow paths
  • F02M35/1233 - by using expansion chambers in the air intake flow path
  • F02M35/1244 - using interference; Masking or reflecting sound
  • F02M35/12 - Intake silencers Sound modulation, transmission or amplification

• US Classifications

  • 181 - Acoustics
  • 138 - Pipes and tubular conduits