Tonneau Cover Bed Rail Connector for Fluid-Tight Sealing
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Solution Overview
Problem
Existing bed rail systems for tonneau cover systems are often cumbersome to handle and install due to their elongated design, and they may not effectively prevent fluid and debris from entering the cargo area, especially when multiple sections are connected.
Innovation Solution
A bed rail assembly comprising two or more shorter sections joined by a connector that forms a fluid-tight and debris-tight connection using a coupler and insert, with seals and supports to ensure a secure and leak-proof interface.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of moving object
If a single elongated bed rail section is used, then the bed rail can extend the entire length of the cargo area, but it becomes difficult to handle during manufacturing, too long to fit in standard shipping containers, and difficult to install
Solution Approach 1:
The bed rail is divided into multiple separate sections that can be individually handled, manufactured, and installed. Each section is a manageable length that fits within standard shipping containers and is easy to manipulate during installation, while collectively they span the entire cargo area when assembled together.
2Ease of operation
If multiple bed rail sections are used to improve handling, then handling and shipping becomes easier, but fluid and debris can leak between the connected sections
Solution Approach 1:
A connector assembly acts as an intermediary component between adjacent bed rail sections. This connector includes sealing elements that create fluid-tight and debris-tight barriers at the joints, preventing leakage while allowing the sections to be separately handled and assembled.
Solution Approach 2:
Sealing elements in the form of flexible membranes or films are incorporated into the connector assembly. These flexible seals conform to the interface between sections and maintain fluid-tightness even when the rigid bed rail sections are joined together.
3Device complexity
If multiple bed rail sections are connected, then handling and shipping becomes easier, but the connection may allow debris to enter the cargo area
Solution Approach 1:
The connector assembly serves as a mediator that not only joins the bed rail sections mechanically but also provides a debris-tight barrier. The connector's design includes features that prevent debris from penetrating through the connection points into the cargo area.
Solution Approach 2:
Flexible sealing films are used in the connector assembly to create a continuous barrier that blocks debris intrusion. These films flex to accommodate the connection geometry while maintaining the protective barrier function.
Data Source
AI summary
A tonneau cover bed rail assembly that includes: a first bed rail section; a second rail section; and a connector configured to join together the first rail section and the second rail section. At least one seal arranged between an end of the first bed rail section and an end of the second bed rail section. The tonneau cover bed rail assembly is configured to extend along a length of a bed wall of cargo area of a pickup truck.