3563580

Information

• Patent Grant
• 3563580

• References
• Source

• Patent Number

  3,563,580

• Date Filed

  Not available

• Date Issued

  Tuesday, February 16, 1971
  53 years ago

• CPC

  • E04B1/19 - Three-dimensional framework structures
  • E04B1/1912 - with central cubical connecting element
  • E04B2001/1915 - with strut engaging means at the edges of the cube
  • E04B2001/1918 - with connecting nodes having flat radial connecting surfaces
  • E04B2001/1927 - of essentially circular cross section
  • E04B2001/1933 - of polygonal
  • E04B2001/1963 - Screw connections with axis at an angle
  • E04B2001/1978 - Frameworks assembled from preformed subframes
  • E04B2001/1984 - rectangular
  • E04B2001/1987 - triangular grid
  • Y10T403/343 - Unilateral of plane
  • Y10T403/347 - Polyhedral

• US Classifications

  • 403 - Joints and connections
  • 052 - Static structures