Aug 12, 2025

US12385723 - Thermal imaging target

A thermal imaging target includes a heating insulation layer, a heat conduction layer, a flow guiding layer, a bottom layer, and a self-heating package; the heat conduction layer bonded to the bottom layer, and an opening formed at the top to form a pocket-shaped structure; the self-heating package placed in a pocket, and a self-heating material arranged in the self-heating package for generating heat; the flow guiding layer placed between the heat conduction layer and the bottom layer to form cross-connected heat dissipation channels for guiding the heat generated by the self-heating package to crisscross flow in the pocket; the heat insulation layer attached to an outer surface of the heat conduction layer; thermal conductivity of the heat insulation layer lower than that of the heat conduction layer, so that a temperature difference is formed between the heat conduction layer and the heat insulation layer during heat conduction.

Assignee: SHENZHEN GONGFENXIANG NETWORK TECHNOLOGY CO., LTD.
Inventors: Liang Lv
Filing date: 2021-11-24

The patent describes a thermal imaging target designed for shooting, featuring a multi-layer structure that includes a self-heating package to generate heat and a flow guiding layer to manage heat dissipation. The configuration aims to create a temperature difference between the heat conduction and insulation layers, enhancing the target’s thermal imaging capabilities.

Claim 1

A thermal imaging target configured for shooting and comprising a heat insulation layer, a heat conduction layer, a flow guiding layer, a bottom layer and a self-heating package; the heat conduction layer hermetically connected to edges of the bottom layer and comprising an opening formed at the top thereof to form a pocket-shaped structure which is called as a pocket thereof; the self-heating package placed in the pocket, and self-heating material arranged in the self-heating package and configured for generating heat; the flow guiding layer placed between the heat conduction layer and the bottom layer in the pocket to form crisscross-connected heat dissipation channels therein for guiding the heat generated by the self-heating package to crisscross flow in the pocket; the heat insulation layer attached to an outer surface of the heat conduction layer; and wherein heat conductibility of the heat insulation layer is lower than that of the heat conduction layer, so that a temperature difference is formed between the heat conduction layer and the heat insulation layer during a heat conduction process. the heat conduction layer hermetically connected to edges of the bottom layer and comprising an opening formed at the top thereof to form a pocket-shaped structure which is called as a pocket thereof; the self-heating package placed in the pocket, and self-heating material arranged in the self-heating package and configured for generating heat; the flow guiding layer placed between the heat conduction layer and the bottom layer in the pocket to form crisscross-connected heat dissipation channels therein for guiding the heat generated by the self-heating package to crisscross flow in the pocket; the heat insulation layer attached to an outer surface of the heat conduction layer; and wherein heat conductibility of the heat insulation layer is lower than that of the heat conduction layer, so that a temperature difference is formed between the heat conduction layer and the heat insulation layer during a heat conduction process.

Google Patents

https://patents.google.com/patent/US12385723

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12385723