Food Processor Bail Handle Locking for Twist-Free Bowl Assembly
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Solution Overview
Problem
Conventional food processors are difficult to assemble and operate, with components often requiring twisting or screwing, leading to alignment issues and problematic disassembly for cleaning, and may wobble during use, especially with large or viscous food quantities.
Innovation Solution
A food processor design featuring a housing with a bowl and lid that can be stacked without screwing or twisting, utilizing a pivotable bail handle to secure the lid and bowl to the housing, and an interlock mechanism that allows motor actuation only when the lid and food pusher are properly engaged, ensuring secure operation and easy assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional screw or twist assembly mechanisms are used to attach lid to bowl, then secure retention is achieved, but assembly and disassembly become difficult and time-consuming
Solution Approach 1:
The lid assembly is segmented into the lid body and a separate bail handle mechanism. The bail handle acts as an independent securing component that can be engaged or disengaged without removing the entire lid, allowing quick assembly and disassembly while maintaining secure retention when engaged.
Solution Approach 2:
The bail handle is designed as a movable, pivotable component that transitions between engaged and disengaged positions. This dynamic mechanism allows the lid to be quickly secured or removed by simple pivoting motion, eliminating the need for twisting or screwing actions.
2Ease of operation
If simple stacking design is used for bowl and lid, then ease of assembly is improved, but component stability and security deteriorate during operation
Solution Approach 1:
The bail handle is pre-positioned and pivotably connected to the housing, ready to engage with the lid. This preliminary arrangement ensures that when the lid is placed on the bowl, the bail handle can immediately be engaged to secure it, preventing wobble or movement during operation while maintaining simple stacking assembly.
3Reliability
If secure locking mechanisms are added to prevent wobble, then operational stability is improved, but device complexity increases
Solution Approach 1:
The bail handle serves multiple functions: it acts as a lid securing mechanism, a carrying handle, and a structural support element. This multi-functionality provides operational stability without requiring additional separate locking mechanisms, thereby avoiding increased device complexity.
Solution Approach 2:
The securing function and the carrying handle function are merged into a single bail handle component. This integration provides both operational stability during use and ease of transport without adding separate mechanisms, maintaining simplicity while ensuring stability.
Data Source
AI summary
A kitchen appliance for processing foodstuff includes a housing, a bowl, a bowl lid, and a bail handle. The bowl is removably mountable onto the housing and comprises an upper rim defining a mouth for selectively receiving a rotatable tool within the bowl. The bowl lid is removably mountable onto the upper rim of the bowl and comprises a top wall and a flange depending downwardly therefrom. The bail handle is pivotably affixed to opposing sides of the housing. The bail handle is pivotable between (1) a disengaged position in which the bowl lid may be removed from the bowl and in which the bowl may be removed from the housing and (2) an engaged position in which the bail handle applies downward pressure on the bowl lid to retain the bowl lid on the upper rim of the bowl and to retain the bowl on the housing.