Modular Interface and Control Unit for Upgradable Cooking Appliances
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Solution Overview
Problem
Existing food preparation appliances face challenges in upgrading their interface and control assemblies to include new control functions due to space constraints and the inability to easily replace or update them with the latest versions, which limits the development of additional functionalities and user safety features.
Innovation Solution
An integrated interface and control assembly with a communication circuit that allows remote control and updates, enabling the transfer of control signals and information via a bidirectional communication protocol, while retaining the mechanical and power components, and incorporating safety features like movement detection and user confirmation for task execution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the interface and control assembly is integrated into the housing with fixed geometry, then the mechanical structure is stable, but the ability to add new control functions is limited due to space constraints
Solution Approach 1:
The control assembly is divided into separate functional modules: control circuit, communication circuit, and user interface elements. This segmentation allows selective replacement and upgrading of individual components without redesigning the entire housing structure, enabling new control functions to be added in limited space.
Solution Approach 2:
The control circuit is designed with universal interfaces and standardized mounting structures that can accommodate different control functions and configurations. The socket connection system allows the same physical assembly to support multiple functional versions, maximizing the use of available space for diverse control capabilities.
2Ease of repair
If the control assembly is designed as a single integrated unit, then it is easy to replace, but it cannot be upgraded with newer versions that have more control functions
Solution Approach 1:
The control assembly uses modular segmentation with standardized interfaces between components. The control circuit, communication circuit, and user interface are separate replaceable modules that can be independently upgraded. This maintains the ease of replacement benefit while enabling progressive upgrades to newer functional versions.
Solution Approach 2:
The system is designed with dynamic upgradability in mind, allowing the control circuits to be updated independently of the mechanical housing. The standardized socket connections and mounting structures enable the assembly to evolve from simpler to more complex control versions without changing the fundamental replacement mechanism.
3Adaptability or versatility
If control functions are added to the interface and control assembly, then the functionality is enhanced, but the size and complexity of the assembly increases
Solution Approach 1:
Control functions are segmented into separate circuit modules rather than being integrated into a single complex unit. Each functional module (control circuit, communication circuit, sensor interfaces) can be independently designed, tested, and replaced, reducing overall assembly complexity while maintaining enhanced functionality.
Solution Approach 2:
Standardized interface circuits and communication protocols act as intermediaries between different control functions and the main control circuit. This intermediary layer simplifies the integration of new control functions by providing uniform connection standards, thereby enhancing functionality without proportionally increasing assembly complexity.
4Area of stationary object
If the control assembly is made compact to fit housing constraints, then space is saved, but the ability to include new control and command elements is reduced
Solution Approach 1:
The control assembly utilizes three-dimensional space more efficiently by stacking circuit boards and arranging components in multiple layers rather than spreading them out in a single plane. This vertical arrangement maintains a compact footprint while providing sufficient space for additional control elements and communication circuits.
Solution Approach 2:
Smaller control circuit boards and components are nested within the housing structure and around existing mechanical elements, utilizing otherwise wasted space. The control circuits are arranged to fit within the contours of the housing and mechanical components, maximizing space utilization while accommodating enhanced control functionality.
Data Source
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AI summary
The invention relates to an interface and control unit (27) for a cooking appliance, comprising: a control circuit (19) comprising a connection point (20) for connecting to a power circuit (18) of the cooking appliance (A) or to an element for connection to said power circuit (18), the control circuit being arranged so as to emit a control signal for at least one functional element of the cooking appliance; a communication circuit (25) arranged so as to communicate according to a known communication protocol, for example a protocol for two-way communication by radio waves, the communication circuit (25) also being able to exchange information with the control circuit (19); and a support to which are attached, or in which are arranged, the control circuit (19) and the communication circuit (25), the support comprising elements for fixing to a frame of the cooking appliance (A).