Geared Food Compression Tool for Low-Effort Hand Operation
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Solution Overview
Problem
Traditional kitchen tools for squeezing, pressing, and processing food require significant effort, making them difficult or impossible for individuals with limited strength, such as the elderly or those with arthritis, to use effectively.
Innovation Solution
A handheld compression tool with a piston assembly and gear mechanism that provides a mechanical advantage, allowing for easy operation with one or two hands and enabling efficient processing of food items by reducing the effort required.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Force
If traditional compression devices are used, then sufficient compression force can be applied to food articles, but the device requires significant user effort and is difficult to operate for individuals with limited strength
Solution Approach 1:
A gear mechanism acts as an intermediary between the user's manual input and the piston assembly. The gears amplify the user's applied force through mechanical advantage, translating small manual movements into large compression forces on the food article without requiring the user to directly apply large forces
Solution Approach 2:
The device converts rotational motion of the handle through gears into linear reciprocating motion of the piston assembly. This dimensional transformation allows a small circular hand motion to generate large linear compression forces, reducing the effort required from the user
2Ease of operation
If traditional lever-based compression devices are used, then mechanical advantage can be achieved, but the device size becomes large and cumbersome
Solution Approach 1:
The piston assembly is nested within the hollow receptacle, with the piston rod extending through the receptacle walls. The gears are positioned within the base structure. This nested arrangement allows the compression mechanism to be compact and contained within the receptacle volume, avoiding large external dimensions
3Force
If traditional hinge-linked arm devices are used, then compression can be achieved, but both hands are required and body weight must be used to assist
Solution Approach 1:
The gear mechanism serves as an intermediary that amplifies single-hand input forces to generate sufficient compression. This eliminates the need for two-handed operation or body weight assistance, making the device accessible to individuals with limited strength, arthritis, or disabilities
Solution Approach 2:
The mechanical advantage provided by the gear system allows the device to generate its own compression force from minimal user input. The system essentially serves itself by converting small manual movements into large compression forces, reducing the physical capability requirements for the user
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 tool allows users to apply desired forces to food articles with less effort, making it accessible to a wider range of individuals, including those with limited strength, and providing a significant mechanical advantage over conventional devices.
Implementation Method 1
A user can manually operate the compression tool with one or two hands. The compression tool can be conveniently moved between an open position to load/unload a receptacle and a closed position to compress food articles held in the receptacle.
Implementation Method 2
The distal portion of the lever has a plurality of gear teeth enmeshable with the gear teeth of the base such that pivoting motion of the lever causes movement of the distal portion of the lever about the distal portion of the base.
Data Source
AI summary
Devices and systems for compressing food articles are shown and described. Embodiments of the present invention can be used to squeeze, press, extrude, or otherwise process food articles. The disclosed embodiments can include a lever with a plurality of gear teeth, a base with a plurality of gear teeth, and a receptacle. The gear teeth can engage one another. The lever and base can be actuated to move a piston head into and out of the receptacle to compress food. A piston assembly of the compression tool can provide a mechanical advantage to provide relatively high compressive forces.