2976968

Information

• Patent Grant
• 2976968

• References
• Source

• Patent Number

  2,976,968

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1961
  64 years ago

• CPC

  • E04B1/5843 - with ends provided with protuberances
  • E04B1/19 - Three-dimensional framework structures
  • E04B1/3211 - Structures with a vertical rotation axis or the like
  • E04B1/585 - with separate connection devices
  • E04B1/1903 - Connecting nodes specially adapted therefor
  • E04B1/1909 - with central cylindrical connecting element
  • E04B2001/1927 - of essentially circular cross section
  • E04B2001/193 - with flatened connecting parts
  • E04B2001/1963 - Screw connections with axis at an angle
  • E04B2001/1966 - Formlocking connections other than screw connections
  • E04B2001/1978 - Frameworks assembled from preformed subframes
  • E04B2001/1987 - triangular grid
  • E04B2001/199 - Details of roofs, floors or walls supported by the framework
  • E04B2001/1993 - Details of framework supporting structure
  • E04B2001/3247 - Nodes
  • E04B2001/3276 - Panel connection details
  • E04B2001/3294 - with a faceted surface
  • E04B2001/5875 - using exterior clamping plates or shells
  • Y10T403/32 - Articulated members
  • Y10T403/344 - Plural pairs of axially aligned members
  • Y10T403/348 - Parallel rods
  • Y10T403/44 - Three or more members connected at single locus
  • Y10T403/61 - Side slide: elongated co-linear members

• US Classifications

  • 052 - Static structures
  • 403 - Joints and connections