Torah Scroll Case Hinged Design for Wider Viewing
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Solution Overview
Problem
Existing Torah scroll cases limit the width of the visible portion of the scroll to one or two columns, making it difficult for observers to see the text, especially when the case is raised or carried.
Innovation Solution
A Torah scroll case design featuring a middle section hinged to outer sections, providing a significantly wider viewing area and incorporating a smooth hinge assembly to prevent uncontrollable movement of the outer sections, thus protecting the scroll.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of stationary object
If the Torah scroll case is opened longitudinally to expose the scroll, then the scroll becomes visible for reading, but the visible width is limited to one or two columns of text
Solution Approach 1:
The Torah scroll case is divided into three sections: a middle section and two outer sections. The middle section can be rotated independently to expose different portions of the scroll, while the outer sections remain stationary or move independently. This segmentation allows the visible width of the scroll to be increased beyond the traditional one or two columns, enabling more text to be seen at once while maintaining ease of operation for observers.
2Ease of operation
If the outer sections are made movable to allow scroll rotation, then the scroll can be accessed, but the outer sections may uncontrollably move outwards causing damage to the scroll
Solution Approach 1:
A hinge assembly is introduced as an intermediary mechanism between the middle section and the outer sections. This hinge assembly includes a gear mechanism that controls the movement of the outer sections. The gear mechanism ensures that the outer sections move in a controlled manner, preventing uncontrollable outward movement that could damage the scroll, while still allowing the sections to move for access during reading.
3Object-affected harmful factors
If a hinge assembly is added to control outer section movement, then scroll safety is improved, but the device complexity increases
Solution Approach 1:
The hinge assembly is designed to be self-regulating through its gear mechanism. The gear teeth automatically engage and disengage as the middle section rotates, providing controlled movement of the outer sections without requiring additional actuators or complex control systems. The mechanism uses the rotational motion of the middle section itself to drive the controlled movement of the outer sections, reducing overall device complexity while maintaining scroll protection.
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 design enhances the visible width of the scroll, allowing more text to be seen at once, and ensures the scroll's safety by preventing accidental movement of the outer sections.
Implementation Method 1
the hinge assembly includes at least two meshing gears rotatingly mounted on the lower disc portion formed on the middle section, and a link member pivotally coupled to one of the gears and to the lower disc portion of the first outer section and another link member pivotally coupled to another of the gears and to the lower disc portion of the second outer section
Implementation Method 2
a link member pivotally coupled to one of the gears and to the lower disc portion of the first outer section and another link member pivotally coupled to another of the gears and to the lower disc portion of the second outer section
Data Source
AI summary
A Torah scroll case includes a middle section which is hinged at opposite sides thereof to first and second outer sections by hinges. Each of the sections forms part of a full shape, so that when the sections are closed, the sections form a closed full shape, The sections, when closed, form upper and lower discs, the upper disc including upper disc portions formed on the middle section and the first and second outer sections, and the lower disc including lower disc portions formed on the middle section and the first and second outer sections. The first and second outer sections each include a pole for placing thereon a Torah scroll, and each of the poles extends between the upper and lower discs. A hinge assembly couples the first and second outer sections to each other and to the middle section.