Tool assembly for installing carpet between non-parallel walls and method of using same
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Solution Overview
Problem
Existing carpet installation tools face challenges in evenly distributing tension across non-parallel walls, leading to wavy areas during carpet installation.
Innovation Solution
A carpet installation tool assembly comprising a central frame, leg positioning assemblies with angled wall engaging mechanisms, and a hinge arm tool that applies forces to both angled and straight walls, ensuring even tension distribution and minimizing waves.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If traditional knee kicker or hinge arm tools are used to stretch carpet, then the carpet can be stretched toward straight walls, but the tension cannot be evenly distributed across non-parallel walls resulting in wavy areas
Solution Approach 1:
The tool assembly is divided into multiple independent leg positioning assemblies (first and second) that can be selectively coupled to the central frame. Each leg positioning assembly includes tube support assemblies with movable tubes that can be independently adjusted to engage with non-parallel walls at different angles and positions, allowing the system to adapt to various wall configurations while maintaining even tension distribution across the carpet.
Solution Approach 2:
The tool assembly incorporates movable and adjustable components including tubes that move axially relative to each other during positioning, pivotally coupled angled wall engaging assemblies that can rotate to match wall angles, and selectively coupleable leg positioning assemblies. These dynamic features enable the tool to adapt its geometry to non-parallel walls while maintaining proper tension distribution.
2Force
If supplemental tools like knee kicker are used to pull carpet toward walls, then additional tension can be applied, but the tension distribution remains uneven on rooms with non-parallel walls
Solution Approach 1:
The tool assembly is designed with asymmetric leg positioning capabilities where the first and second leg positioning assemblies can be positioned at different locations and angles relative to the central frame. The tube support assemblies allow asymmetric adjustment of tube lengths and positions, enabling the tool to apply force asymmetrically to match non-parallel wall geometries while maintaining symmetric tension distribution across the carpet surface.
Solution Approach 2:
The central frame acts as an intermediary structure that receives and distributes forces from multiple leg positioning assemblies. The hinge arm tool serves as another intermediary that applies additional carpet forces along and toward the angled wall. These intermediary elements mediate between the applied forces and the carpet, ensuring even tension distribution across the entire carpet surface including areas between angled and straight walls.
3Area of stationary object
If multiple tools are used around remaining walls to stretch carpet, then coverage can be improved, but the complexity of achieving even tension in non-parallel rooms increases
Solution Approach 1:
The tool assembly is designed as a universal system that can handle multiple walls and various wall configurations (parallel and non-parallel) with a single integrated device. The central frame with multiple selectively coupleable leg positioning assemblies can engage with different wall combinations, and the hinge arm tool can be repositioned to work on different sections of the room, eliminating the need for multiple specialized tools while maintaining comprehensive carpet coverage.
Data Source
AI summary
A carpet installation tool assembly configured to stretch carpet between two non-parallel walls is provided. The carpet installation tool assembly comprises a first leg positioning assembly, a second leg positioning assembly, a central frame member, and a hinge arm tool. The carpet installation tool assembly can be used to stretch carpet to minimize waves and bunching during installation of carpet in rooms that are not square.