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US 11,364,583 B2Granted
Center point drill and center point drill attachment
OwnerMichael Paul Hillinventor
Life of this patent
Estimating the term…
Abstract
A newly configured centerpoint drill and a drill attachment device that can be attached to a conventional cordless drill include configurations that require a user's hand to be in direct alignment with the keyless chuck of the drill to enable a user or operator to apply maximum pressure or force during use of a drill to reduce time and effort spent by a user/operator.
Claims14
A drill attachment device comprising:
- a vertical elongated housing member having a top and a bottom;
- a first gear contained within the vertical elongated housing member near a top of the vertical elongated housing member;
- a first short shaft member having a first end attached to the first gear and a second end capable of being attached to a chuck of a drill;
- an elongated drive shaft having a top end and a bottom end contained within a top half of the vertical elongated housing member;
- a second gear connected to the top end of the drive shaft such that the second gear is in communication with the first gear;
- a third gear connected to the bottom end of the drive shaft;
- a fourth gear located within the vertical elongated housing member near a center of the vertical elongated housing member such that the fourth gear is in communication with the third gear;
- a second short shaft member having a first end and a second end wherein the first end is connected to the fourth gear;
- a quick release chuck or a keyless chuck connected to the second end of the second short shaft member;
- and
- an attachment member connected to an exterior of the vertical elongated housing member near the bottom of the vertical elongated housing member for connecting the bottom of the vertical elongated housing member to a drill.
8 more elements
A drill attachment device comprising:
- a vertical elongated housing;
- a series of gears contained within a top half of the vertical elongated housing;
- an end of a short shaft member extending from a top back exterior of the vertical elongated housing that is capable of being attached to a chuck of an existing drill;
- a quick release chuck or a keyless chuck positioned on a front exterior of the vertical elongated housing located near a midpoint of a vertical height of the vertical elongated housing wherein the quick release chuck or keyless chuck is connected to the series of gears;
- and
- an attachment mechanism for attaching a bottom of the vertical elongated housing to a bottom of an existing drill.
3 more elements
Dependencies are inferred from the claim text.