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US 4,124,015 AGranted
Device for cutting in particular reinforced concrete piles
AssigneeAB Skanska Cementgjuteriet
InventorSven G. Isaksson
Life of this patent
Estimating the term…
Abstract
The disclosure relates to a frame which is intended to be passed onto reinforced concrete piles which are to be cut. The frame has at least two cutter blades which are operated by piston and cylinder assemblies such that the cutter blade edges penetrate into the pile, sever the reinforcing rods and crack that portion of the pile, in the plane of penetration, which is not reached by the cutter blade edges.
Claims6
A device for cutting concrete piles and the like comprising:
- (a) a frame having an opening therein to receive a concrete pile for cutting;
- (b) a plurality of cutters mounted on said frame and angularly spaced apart about said opening;
- (c) each of said cutters comprising a pair of opposed cutting blades mounted at the like ends of a pair of arms and extending into said opening, said arms being pivotally secured to said frame at a common point for movement towards and away from each other to move said blades towards and away from each other transversely of said opening;
- and
- (d) means to apply force to each of said pairs of arms to move said blades towards and away from each other.
2 more elements
Dependencies are inferred from the claim text.