Screening Apparatus Resilient Arm Installation
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Solution Overview
Problem
Existing screening apparatuses for windows require complex end pieces with additional guiding elements for proper installation, which can be difficult for non-experts to mount correctly and are prone to errors, necessitating a simpler and more durable design that integrates both locking and guiding functions.
Innovation Solution
The use of a resilient arm with flexible capabilities in multiple directions, allowing it to guide and lock the end pieces with mounting brackets without additional guiding members, providing a robust and easy-to-mount screening device with a resilient arm that flexes to engage and secure the brackets during installation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If additional guiding elements are added to the end piece, then proper guiding of the end piece with respect to locking elements is improved, but device complexity increases
Solution Approach 1:
The patent combines the guiding function and locking function into a single resilient arm component. The resilient arm simultaneously guides the end piece during installation and provides the locking mechanism, eliminating the need for separate guiding elements and reducing overall device complexity while maintaining proper alignment and installation precision.
Solution Approach 2:
The resilient arm is designed to perform multiple functions: it acts as both a guiding element that directs the end piece during installation and a locking element that secures the mounting bracket. This multi-functional design reduces the number of components needed while ensuring proper installation precision.
2Reliability
If multiple separate components are used for locking and guiding, then reliability of each function is improved, but ease of operation deteriorates
Solution Approach 1:
By merging the locking and guiding functions into the single resilient arm component, the patent simplifies the installation process to a single operation. The user performs one action to simultaneously achieve both guiding and locking, making installation easier while maintaining reliability through the resilient nature of the arm that ensures secure engagement.
Solution Approach 2:
The resilient arm automatically performs both guiding and locking functions during installation without requiring separate operations. The resilient nature of the arm allows it to self-adjust and self-lock during the installation process, reducing the skill level required for proper installation while maintaining reliable locking.
3Manufacturing precision
If additional guiding elements are added to the end piece, then guiding function is improved, but manufacturing cost increases
Solution Approach 1:
The patent reduces manufacturing costs by combining multiple functions into a single resilient arm component. This eliminates the need to manufacture and assemble separate guiding elements, reducing both direct manufacturing costs and assembly costs while maintaining the necessary guiding precision through the integrated design of the resilient arm.
4Device complexity
If a simple end piece design is used, then device complexity is reduced, but guiding function deteriorates
Solution Approach 1:
The patent achieves both simplicity and guiding precision by changing the physical parameter of the arm from rigid to resilient. This material/property change allows the arm to provide active guiding through its elastic deformation while maintaining a simple single-component structure, eliminating the need for complex multi-element designs.
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
This solution simplifies the installation process, reduces the risk of erroneous mounting, and enhances the durability of the end pieces by providing both guiding and locking functions within a single, flexible component, ensuring secure engagement with mounting brackets without the need for extra guiding elements.
Implementation Method 1
a resilient arm with a first end and a second end, at least one of the first and second ends being connected to the top wall in such a manner that the resilient arm is also capable of flexing in a direction X towards a first surface of the top wall
Implementation Method 2
the resilient arm is capable of flexing in a direction Y perpendicular to the first surface of the top wall provides for simple and easy locking of the end pieces to the mounting brackets
Data Source
Figure 1
Figure 2~3
Figure 4
AI summary
In the screening arrangement a screening device provided with end pieces (40) is adapted to be mounted on mounting brackets (6). At least one of the two end pieces (40) comprises a body portion (44), a top wall (41) extending perpendicular to the body portion (44) and a resilient arm (43) with a first end (435) and a second end (436), one or both of the first and second ends (435, 436) being connected to the top wall (41) in such a manner that the resilient arm (43) is capable of flexing in both in a direction (X) towards a first surface (411) of the top wall (41) being perpendicular to and facing away from the body portion (44) and in a direction (Y) perpendicular to the first surface (411) of the top wall (41).