US 2026/0285453 A1 · LAST KNOWN POSITION MARKER

Abstract

The disclosure relates to a marking device for placing into a body of water to mark a specific position. The last known position marker described herein includes a rope sack with a float element disposed therein to help orient the rope sack in the water. The marker also includes a rope for connecting the rope sack and a weight element, which sinks into the water to position the marker. The marker also includes an inflatable float, which is sized and configured to extend upwardly out of the water to provide a vertical visual indicator of where the marker is located. In some versions of inflatable float, an illumination device is affixed to the distal end to further help visually indicate where the marker is located. The marker elements are configured to collapse into a carriable package and then be thrown into the water to (deploy automatically to mark the position.

Claims20

Dependent claims

A last known position marker comprising:

(a) a rope sack, wherein the rope sack extends from a closed end to an open end, wherein the open end provides access to an interior surface of the rope sack;
(b) a float element, wherein the float element is disposed proximate the closed end of the rope sack;
(c) a rope, wherein the rope extends from a first end to a second end, wherein the first end is affixed to the interior surface of the rope sack;
(d) a weight element, wherein the weight element is affixed to the second end of the rope, and
e) an inflatable float, wherein the inflatable float is affixed to the closed end of the rope sack.

2 more elements

Dependencies are inferred from the claim text.

Last known position marker

Life of this patent

Last known position marker

Life of this patent

Abstract

Claims20