Slider Window Assembly Lower Channel Guide Element
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Solution Overview
Problem
Conventional slider window assemblies for vehicles, particularly pickup trucks, face challenges in easy installation and alignment of movable window panels due to complex rail systems and materials that often result in manufacturing inefficiencies and increased scrap during molding processes.
Innovation Solution
A rear slider window assembly design featuring a U-shaped lower channel and a separately formed guide element, where the guide element is secured within the channel, allowing for easier alignment and installation of the movable window panel, and reducing material complexity and scrap by using distinct materials and manufacturing methods for the channel and guide element.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional rail systems with resilient fillers are used, then the window panel can be sufficiently received and supported, but the installation and alignment process becomes complex and time-consuming
Solution Approach 1:
The lower rail is divided into two separate components: a channel portion and a guide element. The guide element is a separate component that can be pre-assembled or pre-aligned, and then inserted into the channel. This segmentation allows each component to be optimized independently and simplifies the installation process, as the guide element can be pre-positioned to ensure proper alignment before the window panel is installed.
Solution Approach 2:
The guide element is designed to be pre-formed with the necessary alignment features and geometry. By preparing the guide element separately beforehand with precise alignment characteristics, the actual installation process is simplified and accelerated, as the pre-prepared guide element requires minimal adjustment during final assembly.
2Reliability
If complex rail systems with multiple components are used, then the window panel can be properly guided and supported, but the manufacturing process becomes inefficient and generates increased scrap
Solution Approach 1:
The lower rail is segmented into a channel portion and a separate guide element. This allows each component to be manufactured using optimized processes suitable for its specific function, reducing manufacturing complexity and scrap. The guide element can be produced with high precision using specialized processes, while the channel can be manufactured more efficiently as a simpler structural component.
Solution Approach 2:
The guide function is extracted from the conventional integrated rail structure and placed into a separate guide element. This extraction allows the guide functionality to be optimized independently and manufactured more efficiently, reducing the complexity of the overall manufacturing process and minimizing scrap generation.
3Ease of operation
If the channel extends beyond the guide element, then the carrier can be easily received and aligned during installation, but the overall structure becomes more complex
Solution Approach 1:
The lower rail is segmented into a channel portion that provides the extended receiving space and a separate guide element that provides the alignment features. This segmentation allows the channel to extend beyond the guide element to facilitate easy carrier insertion, while the guide element itself remains compact and simple. The complexity is distributed across separate components rather than requiring a single complex integrated structure.
Data Source
AI summary
A method of assembling a slider window assembly for a vehicle includes providing at least one fixed window panel defining an opening with an upper frame portion and a lower frame portion fixed relative to the fixed window panel. A movable window panel is loaded at the upper and lower frame portions by (i) inserting a lower portion of the movable window panel into a portion of a lower channel element of the lower frame portion to a first depth, (ii) aligning an upper portion of the movable window panel with an upper channel of the upper frame portion, (iii) raising the movable window panel so that the upper portion is at least partially received in the upper channel and the lower portion is at a second depth to generally align with a receiving portion of the guide element, and (iv) moving the lower portion into the guide element.