Modular Service Robot Navigation With Collision Safety Control

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Solution Overview

Problem

Existing autonomously driving service robots are not very safe in operation and can only provide limited services in the vicinity of people.

Innovation Solution

A service robot comprising an autonomously driving base platform with a trolley and a service unit, equipped with sensors and software for localization, navigation, and path planning, along with a control module for controlling the base platform and a safety module for preventing collisions, allowing it to safely provide a wide range of services near humans.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If autonomously driving service robots are used to provide services in the vicinity of people, then service capability is improved, but safety deteriorates

Engineering Contradiction:
Improveservice capabilityVSAvoidsafety
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The service robot is divided into a mobile base platform and a service unit that can be separated. The service unit includes a service module and a mounting module, allowing different service modules to be attached or detached from the base platform. This segmentation enables the robot to be adapted for different services while maintaining a safe, controlled base platform.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A safety module is introduced as an intermediary component that mediates between the autonomous navigation system and the service operations. The safety module includes sensors and control mechanisms that monitor the robot's environment and operations, ensuring safe interaction with humans while enabling service capabilities.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If service units are mounted on the base platform to provide diverse services, then adaptability is improved, but device complexity increases

Engineering Contradiction:
Improveservice diversityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The base platform is designed with universal mounting mechanisms that can accommodate different types of service modules. The mounting module includes standardized interfaces and attachment mechanisms that work with various service units, allowing one base platform to perform multiple services without requiring complex customization for each service type.

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

Solution Approach 2:

The service module is designed to be nested within or mounted on the base platform structure. When not in use, service modules can be detached or stored in a compact manner, reducing the overall system complexity when only one service is active at a time while maintaining the capability for multiple services.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS12358157B2Service robot
Publication Date: 2025.07.15 ROBOTISE AG
  • US12358157B2 patent drawing
  • US12358157B2 patent drawing
  • US12358157B2 patent drawing

AI summary

This disclosure relates to a service robot for providing services at the local vicinity of people. The service robot includes an autonomously driving base platform and a service unit mountable or mounted on the autonomously driving base platform. The autonomously driving base platform includes a drive for driving the autonomously driving base platform and a trolley having a plurality of wheels for moving the autonomously driving base platform. At least one of the plurality of wheels is a drive wheel drivable by the drive. The service robot includes a control module to control the autonomously driving base platform. The control module is connected or is connectable to the drive to transmit control commands to the drive. The drive is controllable by the control commands transmitted from the control module. The service robot includes at least one power source to supply power to the drive and the control module.