Arch grid bolted sphere node rotating and fixing device and arch grid mounting system
US12071760B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 28, 2021 |
| Grant date | Aug 27, 2024 |
| Priority date | — |
| Expiry date | Jun 28, 2041 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04C2003/0495
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An arch grid bolted sphere node rotating and fixing device and an arch grid mounting system. The device includes a base, a fixing part, and a rotating part. The fixing part includes a groove body, a first vertical plate, and a second vertical plate. The groove body, the first vertical plate, and the second vertical plate are respectively connected to the base. A notch of the groove body is obliquely upward. The first vertical plate and the second vertical plate are respectively located on opposite sides of the groove body. The first vertical plate is provided with a first through hole. The second vertical plate is provided with a second through hole. The first through hole and the second through hole are formed oppositely. The rotating part includes a first rod piece, a rotating sphere, and a second rod piece that are connected in sequence.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.