Mobile Robot Top Module with Integrated Weighing Device

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Solution Overview

Problem

Existing top modules for mobile robots are complex, expensive, and limited in their ability to weigh objects in a task-independent manner, making them unsuitable for versatile use in various applications.

Innovation Solution

A top module with integrated weighing devices, mechanically and electronically connected to mobile robots, featuring multiple strain gauges arranged in a mounting structure that allows for precise weight detection, enabling flexible object handling and transportation strategies based on load weight.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If existing top modules with weighing devices are used, then weight detection capability is provided, but device complexity and manufacturing cost increase

Engineering Contradiction:
Improveweight detection capabilityVSAvoidstructure complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The weighing devices are integrated directly into the top module structure, merging the weighing function with the existing top module components. This eliminates the need for separate weighing assemblies and reduces overall device complexity while maintaining weight detection capability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The top module is designed to serve multiple functions: it provides structural support for the mobile robot, enables weight detection through integrated weighing devices, and allows for task-independent operation. This multi-functionality reduces the need for additional specialized components.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Measurement precision

If existing top modules with weighing devices are used, then weight detection capability is provided, but manufacturing cost increases

Engineering Contradiction:
Improveweight detection capabilityVSAvoidmanufacturing cost
Core Design Contradiction:
Measurement precisionVSEase of manufacture

Solution Approach 1:

By integrating weighing devices into the existing top module structure rather than using separate assemblies, the manufacturing process is simplified. This merging approach reduces the number of components that need to be manufactured and assembled, thereby lowering manufacturing costs.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent employs cost-effective weighing device solutions that can be easily manufactured and integrated into the top module. The design prioritizes economical manufacturing methods while maintaining adequate measurement precision for the application requirements.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Strength

If existing top modules are used, then structural support is provided, but task-independent versatility is limited

Engineering Contradiction:
Improvestructural support capabilityVSAvoidtask-independent operation capability
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The top module is designed as a universal platform that maintains its structural support function while adding weight detection capability. This enables the same top module to be used across different tasks and applications, providing task-independent versatility without compromising structural integrity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The integration of weighing devices enables dynamic adaptation of the robot's operation based on detected weight. The system can adjust its behavior and task execution in real-time based on the load carried, enhancing versatility while maintaining structural support.

Inventive Principle:
Principle #15Dynamics

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution provides a cost-effective and versatile method for weighing objects on mobile robots, allowing for task-independent operation and efficient load management, enhancing the robots' capability to handle diverse tasks without the complexity and high costs of existing solutions.

Implementation Method 1

an integrated weighing device configured to detect the weight of an object arranged on the top module

Methodology Applied
Scientific EffectGravitation: Gravitation

Implementation Method 2

The AMR comprises a plurality of strain gauges that are provided on the AMR

Methodology Applied
Scientific EffectStrain gauge measurement: Piezoresistive Effect

Data Source

PatentUS20240353252A1Top Module Comprising Weighing Device and Method for Weighing an Object Placed on a Top Module
Publication Date: 2024.10.24 NORD MODULES AS
  • US20240353252A1 patent drawing
  • US20240353252A1 patent drawing
  • US20240353252A1 patent drawing

AI summary

A top module configured to be placed on and attached to a mobile robot is disclosed. The top module comprises attachment structures for attaching the top module to the mobile robot. The top module comprises an integrated weighing device configured to detect the weight of an object arranged on the top module.