US 7,441,743 B2Granted

Fastening arrangement of a machine base and method of fastening the same

AssigneeALSTOM Technology Ltd

InventorsThomas Behlinger, Manfred Kunz, Thomas Olive, Michael Lukas Don Yong Prochazka

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Abstract

A fastening arrangement of a machine base (8) of a machine on foundations (1). The fastening arrangement includes a foundation recess (3), filled with concrete (71, 72) and having an inner anchor shank (4), a foundation plate (2) of steel on the foundation (1), the machine base (8) on the foundation plate (2), an anti-fatigue bolt/stud bolt (9) restraining the machine against the foundation (1), the anti-fatigue bolt/stud bolt (9) being screwed into the anchor shank (4). The anchor shank (4) has at least two threaded disks (5) arranged offset from one another. The anti-fatigue bolt/stud bolt (9) screwed into the anchor shank (4) is passed through the foundation plate (2) and the machine base (8).

Claims5

Dependent claims

A fastening arrangement of a machine base of a machine on foundations, comprising:

a foundation including a foundation recess and a foundation plate of steel on a surface of the foundation;
a machine base on a surface of the foundation plate;
an anchor shank configured and arranged to restrain the machine against the foundation, the anchor shank located in the foundation recess, having a bottom end including at least two threaded disks offset from one another, and having a top end with an inner thread;
the foundation recess being filled with concrete;
an anti-fatigue bolt or a stud bolt passing though the foundation plate and the machine base, the bolt screwed into the inner thread of the anchor shank and preloaded;
and
wherein the top end of the anchor shank ends outside of the foundation recess but within the foundation plate.

4 more elements

Dependencies are inferred from the claim text.