Core drill bit
AssigneeHilti Aktiengesellschaft
InventorsDonato CLAUSI, Marco BALTER, Manuel GUT, Thomas KINKELDEI
Life of this patent
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Abstract
A core drill bit 1 includes a tubular shaft 12, a mounting platform 31 provided on a proximal end of the tubular shaft 12 for mounting the core drill bit on a power tool 26, and an annular cutting section 2 provided with abrasive cutting segments 3 arranged at a distal end of the tubular shaft 12. A first transponder 24 is provided at the distal end of the tubular shaft 12. A repeater 28 is provided comprising a second transponder 29 at the proximal end of the tubular shaft 12, an antenna 33 facing the first transponder 24, and a wired connection 34 between the antenna 33 and the repeater 28.
Claims13
1-12. (canceled)
A core drill bit comprising:
- a tubular shaft;
- a mounting platform provided on a proximal end of the tubular shaft for mounting the core drill bit on a power tool;
- an annular cutting section provided with abrasive cutting segments arranged at a distal end of the tubular shaft;
- a first transponder at the distal end of the tubular shaft;
- a repeater including a second transponder at the proximal end of the tubular shaft;
- an antenna facing the first transponder;
- and
- a wired connection between the antenna and the repeater.
Dependencies are inferred from the claim text.