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US 11,999,186 B2Granted
Centerless drafting tool
OwnerGlen Kaleninventor
Life of this patent
Estimating the term…
Abstract
A compass, comprising: a housing; a control dial; a drive gear, wherein the drive gear is attached to the control dial; an adjustment gear, wherein the adjustment gear is in in communication with the driver gear; a first gear portion in communication with the driver gear; a second gear portion in communication with the adjustment gear; and a plurality of wheels, wherein the wheels are secured to the first and second gear portions.
Claims10
A drafting tool, comprising:
- a lower frame member;
- an upper frame member;
- a rear wheel base, wherein a first portion of the rear wheel base has gear teeth;
- a front wheel base, wherein a second portion of the front wheel base has gear teeth;
- a control dial;
- a drive gear, wherein the drive gear is attached to the control dial;
- an adjustment gear, wherein the adjustment gear is in communication with the drive gear and the first portion of the rear wheel base wherein the adjustment gear is comprised of an upper and lower gear;
- a connection gear, wherein the connection gear is in communication with the adjustment gear and the second portion of the rear wheel base;
- and
- a set of wheels, attached to the rear wheel base and the front wheel base;
- wherein the drive gear is in communication with the lower gear of the adjustment gear and the connection gear and the first portion of the rear wheel base are in communication with the upper gear.
8 more elements
Dependencies are inferred from the claim text.