Food processing device
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Solution Overview
Problem
Existing manual food processing devices require substantial force for operation, leading to fatigue and inefficiency in food preparation tasks.
Innovation Solution
A food processing device with a compound lever mechanism in its arm assembly, which amplifies the input force applied to the arm, allowing for easier and faster operation by transmitting increased force to the squeezer, reducing operator fatigue.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a simple manually-operated food processing device is used, then the device structure is simple, but substantial force is required for operation causing operator fatigue
Solution Approach 1:
The patent applies a compound lever mechanism that dynamically amplifies the input force applied by the operator. The lever system transforms a small manual force into a much larger squeezing force through mechanical advantage, allowing the device to remain structurally simple while dramatically improving ease of operation and reducing operator fatigue
Solution Approach 2:
The lever mechanism acts as an intermediary between the operator's manual force and the food processing action. This mechanical intermediary multiplies the input force before it reaches the squeezing element, enabling simple device structure to achieve force multiplication and reduced operational effort
2Device complexity
If a simple manually-operated food processing device is used, then the device structure is simple, but the operation is slow and effort-demanding
Solution Approach 1:
The compound lever mechanism provides dynamic force amplification that enables faster food processing. By mechanically multiplying the operator's input force, the system allows for quicker squeezing actions and higher throughput, transforming a simple structure into a high-productivity device through intelligent mechanical design
3Productivity
If more force is applied to increase processing speed, then productivity increases, but operator fatigue increases
Solution Approach 1:
The patent changes the mechanical parameter of force amplification through the lever mechanism. Instead of requiring the operator to increase physical effort, the system uses the lever's mechanical advantage ratio to transform a constant small input force into a variable large output force, enabling high productivity without increased operator fatigue
Solution Approach 2:
The lever mechanism serves as a force-amplifying intermediary that decouples operator effort from processing intensity. This intermediary allows the operator to maintain low physical exertion while achieving high processing speeds through the mechanical force multiplication provided by the lever system
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
The device enables faster and more labor-saving food processing by leveraging the compound lever mechanism to amplify applied force, making operations like garlic pressing, cutting, and juice extraction more efficient and less strenuous.
Implementation Method 1
an arm assembly configured to have a compound lever mechanism through which an input force applied to the arm assembly increases
Implementation Method 2
The food processing device has an arm assembly configured to have a compound lever mechanism through which an input force applied to the arm assembly increases
Data Source
AI summary
The present invention relates to a food processing device, comprising a base plate provided with a first pivot and a second pivot, a processing element provided on the base plate, and an arm assembly pivotably coupled to the base plate. The arm assembly comprises a first arm and a second arm pivotally coupled to each other, each of the two arms being pivotally coupled to the base plate, whereby the first arm and the second arm form together a compound lever mechanism. A force applied by an operator onto the second arm increases as an output by the second arm, and the increasing force is conveyed to the first arm so that the food processing device is operated faster and easier, without making the operator more fatigued.