Food Processor Lid Locking Mechanism for Precise Bowl Alignment
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Solution Overview
Problem
Existing food processing devices lack effective mechanisms for ensuring proper alignment and securement of the lid with the work bowl, which can lead to safety concerns and ease of use issues.
Innovation Solution
A lid securing mechanism featuring recesses on the interior lip of the bowl and corresponding protrusions on the exterior lip of the lid, which align and securely latch the lid in place, ensuring correct alignment and forming a liquid-tight seal.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If no lid securing mechanism is provided, then the device structure remains simple, but the lid alignment and securement reliability deteriorates
Solution Approach 1:
The lid securing mechanism is segmented into multiple discrete components: protrusions on the lid, corresponding recesses on the bowl, and a rotational locking feature. This segmentation allows each component to perform a specific function while maintaining overall system reliability without excessive complexity.
Solution Approach 2:
The lid securing mechanism is designed to be self-aligning and self-l locking through the interaction of protrusions and recesses. When the lid is placed on the bowl, the protrusions automatically engage with the recesses, and the rotational feature self-locks into position, eliminating the need for additional actuators or complex control systems.
2Manufacturing precision
If a lid securing mechanism is added, then the lid alignment precision improves, but the ease of operation deteriorates
Solution Approach 1:
The protrusions and recesses are designed with asymmetric geometries that guide the lid into the correct alignment position. The asymmetric shapes ensure that the lid can only be properly secured in one orientation, achieving precise alignment while maintaining ease of operation through intuitive placement.
Solution Approach 2:
The protrusions and recesses are pre-configured in specific positions and orientations before assembly. This preliminary positioning ensures that when the lid is placed on the bowl, the alignment is automatically achieved without requiring manual adjustment or complex alignment procedures during operation.
3Reliability
If protrusions and recesses are used for lid securement, then the liquid-tight seal improves, but the device complexity increases
Solution Approach 1:
The lid securing mechanism combines multiple functions into a single integrated system: the protrusions and recesses simultaneously provide mechanical locking, alignment guidance, and sealing support. This merging of functions achieves reliable liquid-tight sealing without requiring separate complex sealing mechanisms.
Solution Approach 2:
The sealing interface utilizes the flexible deformation of the lid and bowl materials at the protrusion-recess contact points. This flexibility allows the sealing surfaces to conform to each other, creating an effective liquid-tight seal through the geometric interlocking of the securing features rather than through separate sealing components.
Data Source
AI summary
A food processor having a work bowl and lid configured to be selectively removable from the bowl is provided. The food processor includes a mechanism for securing the lid to the work bowl. The mechanism includes a plurality of recesses formed in an interior lip of the bowl and a plurality of corresponding protrusions formed on an exterior lip of the lid. The protrusions are configured to engage the recesses to align and secure the lid to the bowl.