The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 22, 1996
Filed:
May. 04, 1994
Bryan J Beaulieu, Burnsville, MN (US);
Skyline Displays, Inc., Burnsville, MN (US);
Abstract
A spherical grid for constructing geodesic spheres and portions of spheres. The grid includes a plurality of links interconnecting with a plurality of hubs arranged in a geodesic configuration. The hubs have a cylindrical shape with top and bottom planar surfaces and five or six attachment positions equally spaced around the hub. Each attachment position has radially-extending holes equally spaced around the hub. The links have square recessed ends which engage with the hubs at each attachment position. An insert member affixed inside each end cooperates with a screw extending from inside the hub, through the hub into the recessed end to connect each end to the respective attachment position on the hub. Each recessed end of the links having an upper wall with an interior surface, a lower wall with an interior surface and sidewalls with vertical edges.