Ice making apparatus for use in a refrigerator
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Solution Overview
Problem
Existing ice making apparatuses in refrigerators require additional production and assembly costs to accommodate customer preferences for either single twist or simultaneous twist types, leading to increased labor and material expenses, as well as potential component waste due to varying customer demands.
Innovation Solution
The ice making apparatus features exchangeable covers with bearings for single twist functionality and a gear assembly for simultaneous twist functionality, allowing conversion between types without modifying existing components, thereby reducing production and assembly costs and enabling easy adaptation to user preferences.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the ice making apparatus is equipped with multiple knobs for single twist operation, then users can twist ice trays individually, but production costs and assembly costs increase
Solution Approach 1:
The ice making apparatus employs a dynamic configuration system where the cover can be exchanged between different types (first type with multiple knobs for single twist operation, second type with single knob and gear assembly for simultaneous twist operation). This dynamic adaptability allows the same base structure to serve multiple operational modes, reducing manufacturing complexity and costs while maintaining operational flexibility.
Solution Approach 2:
The common base structure including the retainer, ice trays, and casing serves universal functions across both single twist and simultaneous twist configurations. By making the cover exchangeable rather than fixed, the apparatus achieves multi-functionality, allowing users to choose their preferred operation mode without requiring entirely different apparatus designs, thereby reducing production and assembly costs.
2Productivity
If the ice making apparatus is equipped with a single lever for simultaneous twist operation, then all ice trays can be twisted at once, but users cannot twist individual ice trays
Solution Approach 1:
The exchangeable cover mechanism enables the apparatus to dynamically switch between operational modes. When productivity is prioritized, the second type cover with single lever and gear assembly allows simultaneous twisting of all ice trays. When individual control is needed, the first type cover with multiple knobs provides single twist capability. This dynamic reconfiguration resolves the contradiction between efficiency and flexibility.
Solution Approach 2:
The cover is segmented into exchangeable types rather than being a fixed unified structure. The first type cover segments control into multiple individual knobs, while the second type cover segments into a single control with a gear assembly that distributes motion to all ice trays. This segmentation strategy allows each type to optimize for its specific operational mode while the exchangeability provides adaptability.
3Adaptability or versatility
If different types of ice making apparatus are manufactured to meet customer preferences, then customer satisfaction increases, but component waste increases due to varying demands
Solution Approach 1:
By designing the cover as an exchangeable component rather than a fixed part, the apparatus achieves universality. The common base structure can accommodate both single twist and simultaneous twist configurations through simple cover exchange. This eliminates the need to manufacture entirely separate apparatus types for different customer preferences, reducing component waste while maintaining adaptability to meet diverse customer needs.
Solution Approach 2:
The apparatus transitions from a static, fixed-configuratio ndesign to a dynamic, reconfigurable design. The exchangeable cover allows the same physical apparatus to adapt to different customer preferences by simply changing the cover type, rather than requiring different apparatus types. This dynamic adaptability reduces manufacturing complexity and minimizes component waste.
Data Source
AI summary
The present invention relates to an ice making apparatus comprising a casing, ice trays, an ice receptacle, a retainer for rotatably supporting the ice trays and one or more than one knob for respectively twisting the ice trays either simultaneously or singly. In the ice making apparatus of the present invention, the retainer selectively supports either one of a plurality of exchangeable covers enabling a single or simultaneous twist type ice making apparatus. One exchangeable cover has a plurality of bearings.