3563338

Information

• Patent Grant
• 3563338

• References
• Source

• Patent Number

  3,563,338

• Date Filed

  Not available

• Date Issued

  Tuesday, February 16, 1971
  54 years ago

• CPC

  • F01N13/1838 - characterised by the type of connection between parts of exhaust or silencing apparatus
  • F01N1/24 - by using sound-absorbing materials
  • F01N13/1844 - Mechanical joints
  • F01N13/1855 - the connection being realised by using bolts, screws, rivets or the like
  • F01N2260/18 - for improving rigidity
  • F01N2450/22 - by welding or brazing
  • F01N2450/24 - by bolts, screws, rivets or the like
  • F01N2450/26 - by bayonet fittings
  • F01N2450/30 - Removable or rechangeable blocks or cartridges
  • F01N2470/02 - Tubes being perforated
  • F01N2470/06 - Tubes being formed by assembly of stamped or otherwise deformed sheet-metal
  • F01N2470/24 - Concentric tubes or tubes being concentric to housing

• US Classifications

  • 181 - Acoustics