Removable Communication Interface for Hand-Held Power Tools
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Solution Overview
Problem
Existing communication interfaces in professional trade products, such as hand-held power tools and electrotechnical devices, are often fixedly integrated, making them costly and difficult to replace, and infrared transmission methods are limited by obstacles and range restrictions.
Innovation Solution
A modular communication interface system that can be removably mounted in hand-held power tools and electrotechnical products, utilizing a radio module for wireless communication and a rechargeable energy storage device, allowing for easy replacement and expansion of communication capabilities across various products.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If communication interfaces are fixedly integrated in hand-held power tools and electrotechnical products, then each product has its own dedicated communication interface, but this represents a high cost factor and renders replacement either elaborate and cost-intensive or not even possible
Solution Approach 1:
The communication interface is segmented from the main product housing and implemented as a separate, removable module (first interface) that can be independently replaced. This segmentation allows the communication interface to be manufactured separately at lower cost while maintaining reliable connection when installed in the receiving opening of the hand-held power tool or electrotechnical product.
Solution Approach 2:
The first interface is designed as a universal communication module that can be used across multiple different hand-held power tools and electrotechnical products. By standardizing the interface design and receiving opening dimensions, a single interface module can serve multiple product types, reducing per-unit manufacturing costs while ensuring reliable communication functionality.
2Ease of operation
If infrared transmission means are used for data exchange between hand-held power tools and external interfaces, then data can be transmitted wirelessly, but transmission is limited by obstacles and range restrictions
Solution Approach 1:
The first interface acts as an intermediary communication module that can support multiple transmission methods. Instead of relying solely on infrared transmission with its limitations, the interface can facilitate alternative communication protocols (such as radio frequency or wired connections) that overcome obstacle and range restrictions while maintaining ease of wireless operation when conditions permit.
3Ease of operation
If infrared transmission means are fixedly integrated in hand-held power tools, then wireless communication is enabled, but replacement of the infrared transmission means is often not possible and/or the replacement process is elaborate and cost-intensive
Solution Approach 1:
The communication interface is segmented into a separate, removable first interface module that can be independently accessed and replaced. The receiving opening in the product housing is designed to accommodate this modular interface, allowing users to easily remove a defective communication interface and install a replacement without disassembling the entire product, thereby significantly improving ease of repair.
4Adaptability or versatility
If a modular communication interface system is used that can be removably mounted in hand-held power tools and electrotechnical products, then flexible and cost-effective communication is enabled with easy replacement, but the device structure becomes more complex
Solution Approach 1:
The modular first interface is designed with universal compatibility features that allow it to be installed in various hand-held power tools and electrotechnical products through standardized receiving openings. This universality reduces the need for multiple specialized interface designs, thereby limiting the increase in device complexity while maximizing adaptability and versatility across different product lines.
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
Enables flexible and cost-effective communication by allowing the same interface to be used across different tools and devices, ensuring reliable data transmission over greater distances and simplifying maintenance and upgrades.
Implementation Method 1
the first interface has a radio module, in particular the first interface is composed of a radio module
Implementation Method 2
battery packs are known in principle, and have rechargeable batteries, normally a plurality of battery cells that are connected in parallel and/or in series
Data Source
AI summary
A system includes at least one hand-held power tool and at least one electrotechnical product. The power tool includes a housing with a handle, a drive motor arranged in the housing, and a first interface configured to receive information from at least one second external interface and/or to transmit information to the at least one second external interface. The housing of the hand-held power tool and a housing of the electrotechnical product each have a receiving opening. The first interface is removably arranged in a selected one of the receiving openings. The receiving openings are releasably sealed by corresponding covers. The covers close the housings to the outside.