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US 6,161,625 AGranted
Equipment for digging ground without destructive excavation work
OwnerMiro Cesare Matiinventor
Life of this patent
Estimating the term…
Abstract
Equipment for digging ground in urban areas includes a hinged support and maneuvering arm (3), an omnidirectional damping device (36), a vibration or oscillation generator (38), a motor (40) and a tool (28) which is made to rotate by the motor and provide with a helical structure with a tip (28B) designed to penetrate in screw fashion into the ground and act thereon it by the vibrations received, so as to dislodge it and break it up.
Claims19
An apparatus for mixing air into a patch of ground, the apparatus comprising:
- a hinged support and maneuvering arm;
- a damping device connected to said maneuvering arm;
- a vibration generator connected to said damping device;
- a motor connected to said vibration generator;
- a tool connected to said motor and driven by said motor, said tool having a shape to penetrate into the patch of the ground in a screw type manner and dislodge dirt of the ground to mix air with the dirt while substantially maintaining the dirt in said patch of ground.
2 more elements
Dependencies are inferred from the claim text.