Kinetic energy dissipation system
First Claim
1. An assembly for dissipating kinetic energy, the assembly comprising:
- a generally rigid deformable member;
a cutting/deflector assembly having at least one cutting blade member, said cutting assembly being displaceable relative to said deformable member to move said at least one blade member at least partially through said deformable member and wherein movement of the at least on butting blade through said deformable member cuts and/or deforms said deformable member to assist in dissipating said kinetic energy.
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Accused Products
Abstract
An energy dissipation assembly is provided for mounting between a fixed support and moveable support. The assembly includes a sacrificial deformation tube, a hardened cutter/deflector assembly and, optionally, a connecting cable to maintain the cutter/deflector assembly in juxtaposed coaxial alignment with an end deformation tube. The cutter/deflector assembly has a generally flattened disc shaped profile and including a central hub, a circular support ring and one or more cutting blades. The support ring concentrically about the hub and has an inner diameter greater than the outer tube diameter. On the occurrence of a shock force, the cutter/deflector assembly moves axially to cut/deform the deformation tube to dissipate force energy.
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Citations
19 Claims
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1. An assembly for dissipating kinetic energy, the assembly comprising:
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a generally rigid deformable member; a cutting/deflector assembly having at least one cutting blade member, said cutting assembly being displaceable relative to said deformable member to move said at least one blade member at least partially through said deformable member and wherein movement of the at least on butting blade through said deformable member cuts and/or deforms said deformable member to assist in dissipating said kinetic energy. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. An energy dissipation system for dissipating kinetic shock energy including:
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an aluminum tubular member, said tubular member extending longitudinally along an axis from a first end portion to a second end portion, said tubular member having a longitudinal length selected at between 5 and 50 cm and a radial diameter of about 4 to 10 cm, at least one hardened cutter/deflector plate disposed adjacent to said first end portion, each cutter/deflector plate including three to five cutting blade members wherein on the occurrence of said shock energy, said cutting blades being movable longitudinally relative to said tubular member towards said second end portion, wherein longitudinal movement of the cutting blades through the tubular member cuts and/or deforms said tubular member to assist in absorbing said kinetic energy. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
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Specification