Patent ID: 9151306
Filing Date: 2015-10-06
Classification: E04B,E04H,F16B,Y02A,Y10T

Abstract:
1. A structure comprising a first spherical triangular unit, a second spherical triangular unit and a third spherical triangular unit; the first spherical triangular unit comprising a first planar panel, a second planar panel and a third planar panel; the second spherical triangular unit comprising a fourth planar panel, a fifth planar panel and a sixth planar panel; the third spherical triangular unit comprising a seventh planar panel, an eighth planar panel and a ninth planar panel; the first planar panel comprising a first end surface, the second planar panel comprising a second end surface, the third planar panel comprising a third end surface; the fourth planar panel comprising a fourth end surface, the fifth planar panel comprising a fifth end surface, and the sixth planar panel comprising a sixth end surface; the seventh planar panel comprising a seventh end surface, the eighth planar panel comprising an eighth end surface, and the ninth planar panel comprising a ninth end surface; wherein the first end surface comprises a minor arc of a first great circle of a sphere; wherein the second end surface comprises a minor arc of a second great circle of the sphere; wherein the third end surface comprises a minor arc of a third great circle of the sphere; wherein the fourth end surface comprises a minor arc of a fourth great circle of the sphere; wherein the fifth end surface comprises a minor arc of a fifth great circle of the sphere; wherein the sixth end surface comprises a minor arc of the third great circle of the sphere; wherein the seventh end surface comprises a minor arc of a seventh great circle of the sphere; wherein the eighth end surface comprises a minor arc of an eighth great circle of the sphere; wherein the ninth end surface comprises a minor arc of a ninth great circle of the sphere; wherein the seventh planar panel and the ninth planar panel join and form a corner of the third spherical triangular unit, the first planar panel and the second planar panel join and form a corner of the first spherical triangular unit, the corner of the first spherical triangular unit is connected to the corner of the third spherical triangular unit; and wherein the eighth planar panel and the ninth planar panel join and form another corner of the third spherical triangular unit, the fourth planar panel and the fifth planar panel join and form a corner of the second spherical triangular unit, the other corner of the third spherical triangular unit is connected to the corner of the second spherical triangular unit.