1. An apparatus for compaction, breaking and rubblizing comprising:
a first non-circular plate having a first plate flat portion and a first plate thickness;
a second non-circular plate having a second plate flat portion and a second plate thickness substantially equivalent to said first plate thickness; and
a third plate having a third plate first flat portion and a third plate second flat portion and a third plate thickness less than said first plate thickness and said second plate thickness;
wherein said first plate flat portion is coupled to said third plate first flat portion and said second plate is coupled to said third plate second flat portion and each of said first plate, said second plate and said third plate are configured to form a non-circular multi-lobed roller assembly, and said multi-lobed roller assembly is suitable for rotatably mounting on an axle, said axle being suitable for mounting on a frame assembly and following said frame assembly as said frame assembly moves along a surface of a material.
2. The apparatus of claim 1, wherein at least one lobe of said multi-lobed roller assembly comprises at least one first raised impact surface having a first raised impact surface width and a first raised impact surface thickness.
3. The apparatus of claim 2, wherein said first raised impact surface width is less than the width of said lobe.
4. The apparatus of claim 3, wherein at least one lobe of the multi-lobed roller assembly comprises at least one second raised impact surface having a second raised impact surface width and a second raised impact surface thickness.
5. The apparatus of claim 4, wherein said second raised impact surface width is equivalent to the width of said lobe.
6. The apparatus of claim 5, wherein said second raised impact surface thickness is less than said first raised impact surface thickness.
7. The apparatus of claim 1, further comprising a quick release hitch assembly suitable for coupling said frame assembly to a vehicle.
8. An apparatus for compaction, breaking and rubblizing comprising:
a first non-circular plate having a first plate flat portion and a first plate thickness;
a second non-circular plate having a second plate flat portion and a second plate thickness substantially equivalent to said first plate thickness;
a third plate having a third plate first flat portion and a third plate second flat portion and a third plate thickness less than said first plate thickness and said second plate thickness;
a first axle assembly coupled to an exterior lateral portion of said first non-circular plate;
a second axle assembly coupled to an exterior lateral portion of said second non-circular plate; and
a frame assembly suitable for receiving said first axle assembly and said second axle assembly,
wherein said first plate flat portion is coupled to said third plate first flat portion and said second plate is coupled to said third plate second flat portion and each of said first plate, said second plate and said third plate are configured to form a non-circular multi-lobed roller assembly, and said multi-lobed roller assembly is suitable for rotatably mounting frame assembly and rotating about said first axle assembly and said second axle assembly, said and following said frame assembly as said frame assembly moves along a surface of a material.
9. The apparatus of claim 8, wherein at least one lobe of said multi-lobed roller assembly comprises at least one first raised impact surface having a first raised impact surface width and a first raised impact surface thickness.
10. The apparatus of claim 9, wherein said first raised impact surface width is less than the width of said lobe.
11. The apparatus of claim 10, wherein at least one lobe of the multi-lobed roller assembly comprises at least one second raised impact surface having a second raised impact surface width and a second raised impact surface thickness.
12. The apparatus of claim 11, wherein said second raised impact surface width is equivalent to the width of said lobe.
13. The apparatus of claim 12, wherein said second raised impact surface thickness is less than said first raised impact surface thickness.
14. The apparatus of claim 8, further comprising a quick release hitch assembly suitable for coupling said frame assembly to a vehicle.
15. A method of manufacturing an apparatus for compaction and rubbilization comprising:
providing a first plate having a first plate flat portion and a first plate thickness;
providing a second non-circular plate having a second plate flat portion and a second plate thickness substantially equivalent to said first plate thickness;
providing a third plate having a third plate first flat portion and a third plate second flat portion and a third plate thickness less than said first plate thickness and said second plate thickness;
providing an axle assembly coupled to an outer portion of said first plate and an outer portion of said second plate;
providing a frame assembly suitable for receiving said axle assembly,
wherein said first plate flat portion is coupled to said third plate first flat portion and said second plate is coupled to said third plate second flat portion and each of said first plate and said second plate are configured to form a non-circular multi-lobed roller when coupled to said third plate, said multi-lobed roller assembly suitable for rotatably mounting on said axle assembly, said axle assembly is suitable for following said frame assembly as said frame assembly moves along the ground.
16. The method of claim 15, wherein each lobe of said multi-lobed roller assembly comprises a plurality first raised impact surface having a first impact surface width and a first raised impact surface thickness suitable for contacting the ground as said multi-lobed roller assembly rotates on said axle.
17. The method of claim 16, wherein said first impact surface width is less than the width of said lobe.
18. The method of claim 15, wherein each lobe of said multi-lobed roller comprises at least one second raised impact surface having a second impact surface width and a second raised impact surface thickness less than said first raised impact surface thickness suitable for contacting the ground as said multi-lobed roller assembly rotates on said axle.
19. The method of claim 18, wherein said second impact surface width is equivalent to the width of said lobe.
20. The method of claim 15, further comprising providing a quick release hitch assembly suitable for coupling said frame assembly to a vehicle.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A method for using a liquid-jet cutting device, comprising separately delivering a pressurized liquid medium and an abrasive medium to a nozzle, wherein the abrasive medium is delivered to the nozzle as suspension in a liquid, characterized in that the distance from the outlet of the nozzle to the object to be cut is varied during cutting.
2. A method according to claim 1, characterized in that the nozzle makes an oscillating movement with respect to the object to be cut during cutting.
3. A method according to claim 1, characterized in that the suspension is entrained by the liquid medium as a result of shearing forces.
4. A method according to claim 1, characterized in that the liquid medium and the suspension are mixed in an outlet duct.
5. A method according to claim 1, characterized in that the suspension is fed to the nozzle virtually without pressure or under low pressure.
6. A method according to claim 1, characterized in that the pressurized liquid is a similar liquid to the liquid of the suspension.
7. A nozzle for a liquid-jet cutting device, comprising inlets for a pressurized liquid and for an abrasive, which inlets are in communication with an outlet, characterized in that the nozzle comprises a passage extending directly from a first and forming the inlet side for the pressurized liquid to an opposite end forming the outlet, with the inlet for the abrasive being positioned between said ends, and wherein a sapphire is mounted near the inlet opening for the pressurized liquid, which sapphire comprises an opening that is coaxially aligned with the passage.
8. A nozzle according to claim 7, characterized in that a diameter of the sapphire opening is smaller that a diameter of the opening through the nozzle.
9. A nozzle according to claim 7, characterized in that the nozzle is made in one piece.
10. A nozzle according to claim 7, characterized in that the abrasive is present in the liquid as a suspension.
11. A nozzle according to claim 7, characterized in that the inlet for the abrasive suspension comprises means for connecting to a pipe in which substantially no pressure or low pressure prevails.
12. A nozzle according to claim 7, characterized in that sapphire opening is cylindrical.