Shutter Adjustment Device for Effortless Storm Shutter Operation
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Solution Overview
Problem
Existing storm shutter systems require significant manual effort to raise or lower, especially in structures with multiple windows, posing a challenge for individuals with mobility issues, age, or illness, and can be tiring during urgent situations like storms.
Innovation Solution
A shutter adjustment device that connects a drill to the shutter lever via a housing and clamp assembly, allowing the drill to rotate the shutter lever with minimal effort, facilitating easy raising or lowering of storm shutters.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If hand cranks are used to raise or lower shutters, then some relief from manual effort is provided, but significant effort is still required particularly for large numbers of shutters or heavy-duty shutters
Solution Approach 1:
The patent replaces the manual hand crank mechanical system with a power tool-driven system. A drill or impact driver provides rotational power through a transmission mechanism (direct drive, gear reduction, or worm gear) to rotate the shutter lever, eliminating the need for manual cranking and significantly reducing the effort and time required to operate multiple shutters.
Solution Approach 2:
The patent introduces adjustable transmission ratios that can be changed based on the shutter type and operational needs. The system can switch between direct drive for lightweight shutters and gear reduction or worm gear for heavy-duty shutters, optimizing the balance between speed and torque dynamically according to the specific application requirements.
2Ease of operation
If power tools are used to operate shutters, then effort is significantly reduced, but the device complexity increases with transmission mechanisms
Solution Approach 1:
The patent provides a modular transmission system where the user can select and install only the necessary components based on the specific shutter application. The system includes options for direct drive (simplest), gear reduction (intermediate complexity), or worm gear (highest complexity for heavy-duty applications), allowing the device complexity to be dynamically adjusted to match the operational requirements without unnecessary components.
3Device complexity
If fixed-ratio transmission is used, then the structure is simple, but it cannot adapt to different shutter weights and types
Solution Approach 1:
The patent implements an adjustable transmission ratio system that can be modified based on the shutter being operated. The transmission mechanism includes changeable gear sets or adjustable reduction ratios, allowing the user to optimize the balance between rotational speed and torque output depending on whether operating lightweight storm shutters, heavy-duty hurricane shutters, or medium-weight vinyl shutters.
Solution Approach 2:
The patent designs a universal power transmission system that can handle multiple shutter types and weight classes through adjustable components. The system accommodates direct drive for lightweight applications, gear reduction for medium-weight shutters, and worm gear for heavy-duty applications, making a single device capable of performing multiple functions across different operational scenarios.
Data Source
AI summary
A shutter adjustment device for utilizing a tool such as a drill to easily and effortlessly raise or lower storm shutters. The shutter adjustment device generally includes a housing adapted to be connected between a drill and a shutter lever of a storm shutter. The housing may be connected to a drill such that the housing rotates when the drill is activated. The shutter lever may be removably engaged within a clamp assembly of the housing such that the shutter lever may be easily rotated by activating the drill. In this manner, the shutter may be easily raised or lowered with little effort using the drill.