Patent ID: 9149849
Filing Date: 2015-10-06
Classification: B21D

Abstract:
1. Straightening arrangement for straightening a chassis frame which is bent in the lateral or vertical direction or is crooked, the straightening arrangement comprising a plurality of bridges detachably anchored to a floor, each of the bridges comprising: a beam construction, the beam construction comprises a horizontal beam and a vertical beam whose lower end is non-pivotally fixed to the horizontal beam, a first device arranged horizontally on the vertical beam and traversing the vertical beam in a direction parallel to the horizontal beam, wherein the first device is fastened to the vertical beam at a chosen one of a plurality of heights along the height of the vertical beam, a second device for linear mechanical work arranged to transport the first device in the vertical direction, and a chain attachment fitting arranged on the beam construction, wherein wherein the first device is arranged, in the straightening of a chassis frame which is bent in the lateral direction, to apply a horizontally directed linear force to the chassis frame, and the chain attachment fitting is arranged, in the straightening of a chassis frame which is at least one of bent in the vertical direction or is crooked, to hold a chain that is fixed to the chassis frame; a floor rail and floor anchorages for detachably anchoring the floor rail to the floor, wherein the bridges are detachably anchored to the floor rail; wherein the floor rail is profiled and a nose fastening anchors the bridge to the profiled floor rail, the nose fastening of each bridge comprises a rear nose fastening for engagement with a portion of the profiled floor rail and a front nose fastening for engagement with another portion of the profiled floor rail where at least one of the rear and front nose fastenings is detachably fastened to the bridge.