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:
Nov. 26, 1991
Filed:
May. 15, 1990
Shimizu Construction Co., Ltd., Tokyo, JP;
Abstract
A dome structure is disclosed, comprising an upper part of a dome structure having a top portion and a bottom portion and being erected on a structure with the bottom portion of the dome frame contacting the structure, the dome structure comprising a plurality of arch-shaped steel trusses, each of which comprises a plurality of upper chord members and a plurality of lower chord members; and at least two pairs of compression rings, each ring in a pair being of a different diameter and being engaged with the top portion of the dome structure, at least the pairs of the compression rings supporting the upper chord members, and one of the rest of the pairs of the compression rings supporting the lower chord members, the steel trusses extending radially from the compression ring to the structure.