Portable drill press
OwnerClaude Ernest Nowlandinventor
Life of this patent
Estimating the term…
Abstract
A drill press comprises a hollow pillar with a base, a holder for a drill slidably mounted on the pillar and a clamp integral to the pillar for clamping the base to a work piece so that the drill is guided to the work piece. The clamp is a G clamp with a jaw held by an arm which engages a screw thread shaft housed in the pillar so that rotating the shaft raises and lowers the arm and the jaw.
Claims20
A drill press comprising a hollow pillar with a base, a holder for a drill slidably mounted on the pillar and a clamp with a jaw held by an arm which engages a threaded shaft housed in the pillar and configured to raise and lower the arm and the jaw accordingly, wherein the clamp is used for clamping the base to a work piece so that the drill is guided to the work piece, the arm and jaw are rotatable about a longitudinal axis of the pillar, and wherein the jaw is slidably restrained on the arm.
Dependencies are inferred from the claim text.