Patent ID: 11911866
Assignee: nan
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 10:
11. A system for producing nanoparticles, the system comprising:
a foil covered screw comprising:
a screw with an externally threaded section on an outer surface of the screw; and
a foil wrapped around the externally threaded section of the screw;

a nut with an internally threaded section on an inner surface of the nut, the nut configured to receive the screw, the internally threaded section of the nut configured to engage with the externally threaded section of the screw responsive to the nut receiving the screw; and
an ultrasound transducer with an ultrasound head, the ultrasound transducer configured to vibrate one of the nut and the foil covered screw along a first axis;
wherein the nut and the screw are configured to grind the foil between the internally threaded section of the nut and the externally threaded section of the screw responsive to the one of the nut and the screw vibrating along the first axis.