Blender NFC Interlock System to Replace Mechanical Lid Detection
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Solution Overview
Problem
Conventional blender interlock systems are prone to damage, failure, and inefficiency due to mechanical components that can cause false actuation and are difficult to clean, and they often require a specific container-base combination, leading to issues like spilled contents and improper functioning.
Innovation Solution
A blender system utilizing near field communication (NFC) components in the base and container to ensure proper interlocking and operation, allowing the motor to engage only when the lid and container are securely attached, and enabling tracking of container usage and compatibility with the base.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If mechanical interlock systems are used to prevent blade rotation when lid is removed, then motor operation safety is improved, but the system becomes prone to damage and false actuation
Solution Approach 1:
The patent replaces the mechanical interlock system with an inductive coupling system using NFC components. Instead of mechanical arms, links, and springs, the system uses electromagnetic fields to detect lid presence and control motor operation. The base includes an NFC reader and the lid includes an NFC tag, eliminating mechanical wear and false actuation while maintaining safety.
Solution Approach 2:
The patent introduces an NFC intermediary system that mediates between the lid position and motor operation. The inductive coupling acts as an intermediary signal transmission method, allowing the system to detect lid presence without direct mechanical contact, thus preventing mechanical failure while ensuring safe operation.
2Reliability
If mechanical interlock systems are used to prevent blade rotation when lid is removed, then motor operation safety is improved, but cleaning difficulty increases
Solution Approach 1:
By replacing mechanical components with inductive NFC coupling, the patent eliminates parts that trap food particles and require disassembly for cleaning. The contactless detection system has no moving parts or crevices, making the blender easier to clean while maintaining the same safety function.
3Reliability
If mechanical interlock systems are used, then lid position detection is achieved, but space for mechanical connection paths is required
Solution Approach 1:
The inductive NFC system requires minimal space compared to mechanical connection paths. The electromagnetic field detection eliminates the need for physical linkages, arms, and springs, reducing the overall volume required for the interlock mechanism while maintaining accurate lid position detection.
4Reliability
If mechanical interlock systems are used, then motor operation control is achieved, but vibration isolation and damping are insufficient
Solution Approach 1:
By using inductive NFC coupling instead of mechanical linkages, the patent eliminates the transmission of motor vibrations through mechanical connection paths. The contactless electromagnetic detection is immune to vibration, providing reliable motor control without being affected by or transmitting mechanical vibrations.
5Reliability
If specific container-base combination is required, then proper functioning is ensured, but compatibility flexibility is reduced
Solution Approach 1:
The NFC-based interlock system provides universal compatibility while ensuring proper functioning. The inductive coupling can detect any container or lid with an NFC tag, allowing the base to work with multiple container types. The system maintains reliability by requiring NFC detection for motor operation while being adaptable to various container designs.
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
This solution enhances the reliability and efficiency of blender operations by preventing motor activation without proper interlocking and allows for the tracking of container usage, ensuring compatibility and reducing the risk of spills and improper functioning.
Implementation Method 1
The container may comprise a near field communication (NFC) chip that may receive power and communicate with an NFC component of a blender base when the container and the blender base are interlocked.
Data Source
Figure 1A~1B
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AI summary
A blender system that includes a base that is selectively and operatively engaged with a container is shown and described herein. The base may include a near field communications chip that may communicate with a near field communications chip of a container. The base also includes a motor that is selectively and operatively engaged with a blade disposed within the container.