Hydraulic and earth engineering – Foundation – Columnar structure
Reexamination Certificate
2007-12-11
2007-12-11
Bagnell, David (Department: 3672)
Hydraulic and earth engineering
Foundation
Columnar structure
C405S256000
Reexamination Certificate
active
10642156
ABSTRACT:
The invention relates to a boring appliance for producing a concrete element in the ground with a vehicle on which are located a tower, a concrete pump and a boring tool, which is installed for introduction in the ground at the tower. By means of a concrete pump and a delivery line concrete is pumped into a cavity formed by the boring tool for forming the concrete element. According to the invention, the concrete pump is detachably held on the rear region of the vehicle, which is opposite a front area with the tower.
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Harttig Wolfgang
Schmidmaier Ludwig
Bagnell David
Bauer Maschinen GmbH
Jacobson & Holman PLLC
Stephenson Daniel P
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