3186253

Information

• Patent Grant
• 3186253

• References
• Source

• Patent Number

  3,186,253

• Date Filed

  Not available

• Date Issued

  Tuesday, June 1, 1965
  60 years ago

• CPC

  • A47C1/026 - by means of peg-and-notch or pawl-and-ratchet mechanism
  • A47C20/06 - the adjustable part immobilising foldable legs
  • F16C11/04 - Pivotal connections
  • Y10T74/20618 - Jointed
  • Y10T74/20654 - Gear
  • Y10T74/20714 - Lever carried rack
  • Y10T74/2135 - Noiseless
  • Y10T74/2137 - Single tooth

• US Classifications

  • 074 - Machine element or mechanism
  • 297 - Chairs and seats