Handheld Tilling Device Motorized Blade Mechanism
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Solution Overview
Problem
Tilling small garden beds is a difficult and physically taxing task, as most methods rely on manual labor or impractical heavy-duty machinery.
Innovation Solution
A handheld tilling device equipped with a handle, leveling plate, and motorized blade that allows for mechanical soil tilling with minimal user effort, featuring a blade secured to an axle powered by a motor for efficient soil preparation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual tilling is used, then no mechanical equipment is needed, but the task becomes physically taxing and time-consuming
Solution Approach 1:
The patent replaces manual mechanical tilling with a motorized system. The handheld device includes an electric motor that drives a rotating blade through a transmission mechanism, substituting human physical effort with mechanical power to till soil more efficiently and with less time investment.
Solution Approach 2:
The patent introduces a transmission mechanism as an intermediary between the motor and the blade. This intermediary component transfers and modifies the motor's rotational motion to achieve the desired blade rotation speed and torque, enabling effective soil tilling while maintaining a compact handheld design.
2Power
If heavy-duty tilling machinery is used, then tilling power is sufficient, but the device becomes impractical for small garden beds
Solution Approach 1:
The patent divides the tilling function into a compact, handheld segment rather than using a large-scale machine. The device is segmented into manageable components (motor, transmission, blade, housing) that can be integrated into a small form factor suitable for navigating and operating in confined garden spaces.
Solution Approach 2:
The patent transitions from large horizontal machinery to a vertical handheld configuration. The motor and blade are arranged in a compact vertical assembly that fits within the user's hand, changing the dimensional arrangement from ground-based large equipment to hand-held compact tool, enabling operation in small areas.
3Productivity
If a motorized blade is used, then tilling efficiency increases, but device complexity increases
Solution Approach 1:
The patent merges the motor, transmission mechanism, and blade into a single integrated housing assembly. This consolidation reduces the number of separate components and simplifies the overall device structure while maintaining the motorized tilling function, balancing productivity improvement with manageable complexity.
Solution Approach 2:
The transmission mechanism serves multiple functions: it transfers power from the motor to the blade, modifies rotational speed and torque, and provides structural support for the blade assembly. This multi-functionality reduces the need for additional separate components, maintaining simplicity while achieving efficient motorized tilling.
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
Enables efficient and effortless soil tilling in small garden beds with reduced physical strain, providing an improved mechanical solution for personal gardens and small areas.
Implementation Method 1
at least one motor that spins at least one blade
Data Source
AI summary
The present invention relates to a handheld tilling device. The device can be used to till small garden beds via a handheld, motorized device. The device is primarily comprised of at least one handle, at least one leveling plate, at least one blade, and at least one motor. During use, the device can be used in a handheld manner to till the soil in row-like patterns.