2920656

Information

• Patent Grant
• 2920656

• References
• Source

• Patent Number

  2,920,656

• Date Filed

  Not available

• Date Issued

  Tuesday, January 12, 1960
  66 years ago

• CPC

  • F16D3/845 - allowing relative movement of joint parts due to the flexing of the cover
  • F16J3/048 - with guiding or supporting means
  • F16L51/026 - with interior reinforcement
  • F16L51/027 - with external reinforcement
  • F16D2200/006 - containing fibres or particles
  • Y10T29/49877 - of flexible wall, expansible chamber devices [e.g., bellows]

• US Classifications

  • 092 - Expansible chamber devices
  • 029 - Metal working
  • 285 - Pipe joints or couplings