Flush Sill Track with Integrated Weep Channel Drainage
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Solution Overview
Problem
Existing sill track designs for sliding doors and windows are not flush with the surrounding floor, creating a tripping hazard and failing to effectively manage water accumulation, as they lack a drainage system to direct water away from the track.
Innovation Solution
A sill track assembly that mounts flush with the surrounding flooring, incorporating an integrated drainage system with a weep channel and drain path to direct water to a gutter, sewer, or storm drain, ensuring a smooth surface and preventing water accumulation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If the sill track rises above the surrounding floor to provide a water barrier, then water protection is improved, but the surface smoothness and safety deteriorate due to tripping hazards
Solution Approach 1:
The patent introduces a horizontal drainage dimension by incorporating a weep channel that extends horizontally along the sill track, allowing water to be diverted laterally rather than vertically. This enables the track to remain flush with the floor surface while still managing water through a different dimensional approach - water is directed horizontally into the weep channel and then vertically downward through drainage holes to the exterior.
Solution Approach 2:
The weep channel acts as an intermediary structure that receives water on the interior side of the sill track and transports it to drainage holes. This mediator allows water to be managed without requiring the sill track itself to rise above the floor, thus maintaining surface smoothness while achieving water protection.
2Object-affected harmful factors
If the sill track rises above the surrounding floor to block water, then water barrier function is improved, but device complexity increases due to elevation changes and additional components
Solution Approach 1:
The sill track is designed to perform multiple functions: it provides structural support for the sliding door, maintains a flush surface with the floor for safety and aesthetics, and incorporates water management capabilities through integrated weep channels and drainage holes. This multi-functionality eliminates the need for separate water barrier structures, reducing overall system complexity.
Solution Approach 2:
The water management system is merged directly into the sill track structure itself. The weep channel and drainage holes are integrated features of the sill track, combining the structural support function with water drainage function in a single unified component rather than requiring separate water barrier structures.
3Device complexity
If prior sill track designs are used without drainage systems, then device complexity is reduced, but water accumulation increases creating harmful effects
Solution Approach 1:
The sill track is designed to be self-draining through integrated weep channels and drainage holes. Water that accumulates on the track surface automatically flows into the weep channel and exits through the drainage holes to the exterior, eliminating the need for external pumping or complex active drainage systems. The structure serves its own water management needs passively.
Data Source
AI summary
A sill track for sliding panels such as doors or windows in a door jamb or window jamb. The sill track mounts flush to the surrounding floors and has an integrated drainage system for preventing water from penetrating the sill track. The sill track comprises a base having walls to support flooring, a panel track for receiving a guide of a panel, such as wheels of a sliding glass door, and a weep channel wall forming a weep channel for draining water to below a top surface of the sill track. The walls of the base, the panel track and the weep channel wall are configured such that the flooring installed on the sill track, the panel track and the top of the weep channel wall are all flush with the surrounding flooring on the interior and exterior of the sill track.