Prefabricated movable and adjustable support frame for construction crossing over existing line, and method of installing same
US12264444B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | May 29, 2024 |
| Grant date | Apr 1, 2025 |
| Priority date | — |
| Expiry date | May 29, 2044 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01B26/00
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Provided is a prefabricated movable and adjustable support frame for construction crossing over an existing line, and a method of installing the same used in field of railway construction engineering, the support frame including a rail track of the existing line, an adjustable support, a slideway stringer, a support beam, a hinge, a brake device, and a traction mechanism, where the adjustable support includes 4 pillar assemblies, each of the pillar assemblies includes an outer column and an inner column, the inner column is inserted into the outer column, a lower end of the outer column is connected to a lower rail wheel, an upper end of the inner column is connected to an upper pulley, the inner columns adjacent to each other and the outer columns adjacent to each other along the rail track of the existing line are connected by hinged nodes through a cross brace assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.