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US 9,120,160 B1Granted
Positive feed drill
OwnerAhmed Eldessouky, Dalia Eldessoukyinventors
Life of this patent
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Abstract
Various embodiments of a drill are described in which the drill includes an air motor assembly having an output spindle and a head attachment having a cutter spindle. The head attachment can be removably connected to the motor assembly, and capable of being configured in at least (i) a first mode in which the cutter spindle is parallel to the output spindle of the air motor assembly, and (ii) a second mode in which the cutter spindle is orthogonal to the output spindle of the air motor assembly.
Claims15
A drill comprising:
- an air motor assembly having an output spindle;
- a head attachment having a cutter spindle, the head attachment removably connected to the air motor assembly;
- wherein the head attachment further comprises:
- a drive assembly, the drive assembly driven by the air motor assembly;
- a transfer gear assembly engaged with the drive assembly, the transfer gear assembly driven by the drive assembly;
- a drill spindle assembly engaged with the transfer assembly, the drill spindle assembly driven by the transfer assembly;
- and
- a cutter spindle attached to the drill spindle assembly and capable of feeding and retracting;
- wherein the head attachment is capable of being configured in at least (i) a first mode in which the cutter spindle is parallel to the output spindle of the air motor assembly, and (ii) a second mode in which the cutter spindle is orthogonal to the output spindle of the air motor assembly.
6 more elements
Dependencies are inferred from the claim text.