Process for guiding the excavation tool used for the construction of a wall cast in the ground, and excavation tool for implementing this process
US5263798A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 16, 1992 |
| Grant date | Nov 23, 1993 |
| Priority date | — |
| Expiry date | Apr 16, 2012 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02F3/475
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Process for guiding the excavation tool used in order to execute the trenches necessary for the construction, by successive or alternating panels, of a wall cast in the ground, according to which: PA0 a) an excavation tool fitted with a first guiding element is provided, PA0 b) at the end of a previously executed trench, a second guiding element is arranged extending substantially over the entire depth of this trench, and then PA0 c) after construction of the panel in the previously executed trench, the guiding elements are mutually engaged; and PA0 d) the excavation tool is controlled so as to create a force tending to keep the guiding elements mutually engaged while the excavation of the following trench is performed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.