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.

Date of Patent:
Jan. 12, 2016

Filed:

Dec. 17, 2014
Applicant:

United Launch Alliance, L.l.c., Englewood, CO (US);

Inventor:

Philip M. Echelman, Denver, CO (US);

Assignee:

United Launch Alliance, L.L.C., Englewood, CO (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04C 5/00 (2006.01);
U.S. Cl.
CPC ...
E04C 5/00 (2013.01);
Abstract

A new adaptable grid or lattice structure identified by the coined term 'polargrid' is disclosed. A polargrid may be designed or engineered to fill any space between two generally circular structures and where the ribs will intersect with both circular structures at a node. The intersection of a polargrid with a circular structure will not occur mid-rib. Rather, a polargrid can be designed to always have ribs terminate at an inner or outer circular structure at a node. Polargrids have particular applicability in cylindrical structures or when interconnecting concentric circular or cylindrical structures that may or may not be co-planar.


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