Pier installation system and method
US7083363B2 · kind B2 · utility
Inventor
Key dates
| Filing date | May 22, 2003 |
| Grant date | Aug 1, 2006 |
| Priority date | — |
| Expiry date | Jan 14, 2024 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02D35/00
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A device for repairing the foundation of a building comprising a base frame being defined by a front end and a rear end. The front end and rear end are supported by wheels. A plate member is transversely mounted upon the base frame proximately near the rear end. A crane assembly is supported by the plate member. The crane assembly further comprises a three hundred sixty degree swivel joint mounted upon the plate member, a vertically extending shaft being swivelly connected to the swivel joint, a horizontally extending arm being mounted on the top of the shaft, and a lifting mechanism connected to the arm such that the arm can be lowered and raised. A fifth wheel assembly is situated underneath the base frame and is pivotally connected to the wheels supporting the rear end. A steering mechanism is connected to the fifth wheel assembly for maneuvering the direction of the rear wheels. A drive stand is swivelly connected to the arm at its far end. The drive stand is adapted to contain a foundation pier assembly. The present invention further comprises a means for driving the foundation pier assembly underneath the foundation to a point of resistance and a means for lifting the install…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.