System comprised of a floor processing device, a memory device and at least one accessory device

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Solution Overview

Problem

Existing floor processing systems require users to manually re-enter operating specifications every time the device is reactivated or an accessory device is changed, increasing the number of work steps needed.

Innovation Solution

The system stores the last used operating parameter and accessory device type in the memory device, allowing it to automatically retrieve and apply these settings when the same accessory device is reconnected, thereby reducing the number of user inputs required.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the system stores operating parameters and accessory device types in the memory device, then the ease of operation is improved by automatically retrieving settings, but the device complexity increases due to additional memory and controller functions

Engineering Contradiction:
Improveease of operationVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system performs preliminary action by storing the operating parameters and accessory device type information in the memory device during previous operations. When the same accessory device is reconnected, the controller automatically retrieves these pre-stored settings without requiring user re-input, thus improving ease of operation while the added complexity is limited to basic memory storage and retrieval functions

Inventive Principle:
Principle #10Preliminary action

2Productivity

If the system automatically retrieves and applies stored settings when an accessory device is reconnected, then the productivity is improved by reducing work steps, but the loss of information increases if the system cannot properly identify or store settings for different accessory devices

Engineering Contradiction:
ImproveproductivityVSAvoidloss of information
Core Design Contradiction:
ProductivityVSLoss of information

Solution Approach 1:

The acquisition device provides feedback by detecting and identifying the connected accessory device type. This feedback mechanism ensures that the correct stored operating parameters are retrieved and applied to the specific accessory device, preventing information loss by matching settings with the appropriate device type through continuous identification and retrieval cycles

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary action by pre-storing operating parameters associated with specific accessory device types in the memory device. When an accessory device is reconnected, the controller automatically retrieves the matching pre-stored settings, improving productivity by eliminating manual reconfiguration while ensuring correct parameter application through preliminary organization of device-type-specific settings

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12268352B2System comprised of a floor processing device, a memory device and at least one accessory device
Publication Date: 2025.04.08 VORWERK & CO INTERHOLDING GMBH
  • US12268352B2 patent drawing
  • US12268352B2 patent drawing

AI summary

A system has a floor processing device, a memory device and at least one accessory device for detachable connection with the floor processing device. The floor processing device has an acquisition device for acquiring the type of accessory device currently connected with the floor processing device, a user interface for receiving an operating specification for an operating parameter from a user, and a controller for controlling an operating activity according to the set operating parameter. The controller stores the operating parameter used last for a first operating activity together with information about the type of accessory device in the memory device and, after the accessory device has been disconnected from the floor processing device and then reconnected with the floor processing device, to access the stored operating parameter, and reset this operating parameter for a second operating activity to be performed chronologically after the first operating activity.