Modular Electronic Module for Hand-Held Power Tools

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Solution Overview

Problem

Existing electronic modules for hand-held power tools lack flexibility and interchangeability, limiting their compatibility with multiple devices and requiring complex structural designs for adaptation to different applications.

Innovation Solution

The electronic module design features a contacting unit positioned on the side facing away from the cover unit, allowing for flexible connection to various devices, with a modular structure that includes a base unit, energy storage-device receiving region, and damping unit, enabling easy exchange and adaptation of components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the contacting unit is integrated into the cover unit or housing, then the structural design becomes complex and adaptability to different devices is limited, but if it is positioned on the side facing away from the cover unit, then flexibility and interchangeability are improved

Engineering Contradiction:
Improveadaptability to multiple devicesVSAvoidstructural design complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The electronic module is divided into distinct functional components: an electronic unit, a cover unit, and a contacting unit. The contacting unit is positioned on the side of the electronic unit facing away from the cover unit, creating a modular structure that simplifies the overall design while improving adaptability to different devices and applications.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the electronic module is designed with fixed components, then manufacturing precision is maintained, but interchangeability and ease of exchange are reduced

Engineering Contradiction:
Improveease of exchangeVSAvoidcomponent alignment precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The electronic module employs a detachable contacting unit that can be exchanged between different devices. This dynamic design allows for easy interchangeability while maintaining manufacturing precision through standardized connection interfaces and positioning features that ensure accurate alignment during assembly.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11597071B2Electronic module
Publication Date: 2023.03.07 ROBERT BOSCH GMBH
  • US11597071B2 patent drawing
  • US11597071B2 patent drawing
  • US11597071B2 patent drawing

AI summary

An electronic module, in particular for a hand-held power tool, includes at least one electronic unit, at least one contacting unit which is provided to establish contact with an electric energy source and/or to transfer electronic data, and at least one cover unit. The contacting unit is mounted on one side of the electronic unit facing away from the cover unit.