Construction apparatus for foundation construction
US8483915B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 9, 2010 |
| Grant date | Jul 9, 2013 |
| Priority date | — |
| Expiry date | Jul 26, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B7/02
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A construction apparatus for foundation construction includes a chassis, a mast for guidance of at least one ground working apparatus and a support mechanism for the mast, wherein the mast is arranged in an adjustable manner on the chassis. The support mechanism has at least one support arm, which is pivotably hinged about a pivot axis on the chassis. A rotary encoder is provided for detecting the pivot angle of the support arm relative to the chassis as a degree of an adjustment position of the mast.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.