3259405

Information

• Patent Grant
• 3259405

• References
• Source

• Patent Number

  3,259,405

• Date Filed

  Not available

• Date Issued

  Tuesday, July 5, 1966
  58 years ago

• CPC

  • F16L27/11 - the sleeve having the form of a bellows with multiple corrugations
  • F01N13/1816 - the pipe sections being joined together by flexible tubular elements only
  • F16L27/1004 - introduced in exhaust pipes for hot gases
  • F16L51/021 - having a rectangular cross-section
  • F16L51/025 - with several corrugations

• US Classifications

  • 285 - Pipe joints or couplings
  • 092 - Expansible chamber devices
  • 138 - Pipes and tubular conduits