RC vehicle with integrated coil mount and sensor platform

A modular RC vehicle with a reinforced chassis and interchangeable modules addresses the need for a compact, portable system for detecting metallic objects and underground structures, offering fast setup and versatile applications.

DE202025002277U1Active Publication Date: 2026-03-19LEHMANN MATTHIAS
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Patent Information

Authority / Receiving Office
DE · DE
Patent Type
Utility models
Current Assignee / Owner
Filing Date
2025-08-08
Publication Date
2026-03-19

AI Technical Summary

Technical Problem

There is a lack of a compact, portable, and modular system for detecting metallic objects and underground structures that can be easily transported and features a flexible coil holder.

Method used

A modular RC vehicle with a reinforced chassis, dual tires, and interchangeable modules, including a coil holder, powered by a battery system, equipped with an Arduino Nano and ESP32 module, and housed in a custom foam case for easy transport and setup.

Benefits of technology

Enables fast setup and wide range of applications from archaeology to rescue operations with modularity and compatibility with various coils, ensuring portability and versatility.

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Abstract

RC vehicle with dual tires (3 for beach and desert) and reinforced chassis, characterized by having two mounting levels for electronic modules and sensors.
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Description

Technical field:

[0001] The invention relates to a modularly constructed remote-controlled vehicle (RC vehicle) designed for locating metallic objects and underground structures. Areas of application include, among others, archaeological excavations, ordnance detection, and search and rescue services. State of the art:

[0002] Currently, only handheld metal detectors or elaborately equipped special vehicles are available. However, a compact, portable system that is modular, can be transported in cases, and also features a flexible coil holder is lacking. Disclosure of the invention:

[0003] The RC vehicle consists of a reinforced chassis with dual tires for off-road use. The chassis has two levels: • Floor 1 contains the power supply (battery, buck converter with and without voltage display), main switch, relay module and cable routing. • Floor 2 is equipped with an Arduino Nano, an ESP32 module, soil moisture sensor, status LEDs (green for power, blue for Arduino, white for ESP32), and various connection modules (e.g. screw terminals). •

[0004] An aluminum T-slot profile bracket is attached to the front of the vehicle, to which two metal detection coils can be mounted. These coils can be secured magnetically or with hand screws.

[0005] The entire system is transported in a custom-cut foam case. Only the T-profile bar needs to be stored separately. The wiring is vibration-proof, and the modules are interchangeable and color-coded. Advantages of the invention: • Fast setup in the field • Modularity through 2-story design • Compatible with various coils • Transportable in a standard case • Wide range of applications from archaeology to rescue

Claims

[1] RC vehicle with dual tires (3 for beach and desert) and reinforced chassis, characterized by that it has two assembly floors for electronic modules and sensors. [2] RC vehicle according to claim 1, characterized by , that on the upper floor an Arduino Nano, an ESP 32, RoLa 32, WLAN, Wifi, GPS, Access Point, hydraulic raising of the floors, a relay module as well as sensors (e.g. soil moisture), cameras, SAAR sensory analysis & recording routine, OLED, are mounted. [3] RC vehicle according to any of the preceding claims, characterized by that a T-slot profile bracket is attached to the front, which carries two metal detection coils. [4] RC vehicle according to claim 3, characterized by , that the coil holder can be optionally fixed with neodymium magnets or hand screws. [5] RC vehicle according to any of the preceding claims, characterized bythat it can be transported in a custom-fit case, with all components except the spool holder fitting inside the case. [6] RC vehicle according to any of the preceding claims, characterized by , that it has color-coded status LEDs which indicate the function of power, microcontroller and control.