Adjustable Tire Bar for Quick Vehicle Recovery Traction
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Solution Overview
Problem
Existing solutions for unsticking vehicles stuck in mud, sand, or ice, such as tire chains, are cumbersome and difficult to install, especially when the vehicle is already stuck, and require proper sizing.
Innovation Solution
A quick disconnect tire bar with an elongated body featuring a traction section and a lug contact section that adjusts to different wheel sizes, allowing easy mounting and removal without needing to feed a cable through the rim, and can be used to unstuck vehicles by attaching to lug nuts and providing traction on the wheel treads.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Force
If tire chains are used to unstick a vehicle, then traction is improved, but the device becomes heavy and difficult to install and remove
Solution Approach 1:
The device is divided into separate functional components: a bar section that contacts the driving surface, a traction section with lugs that engage the tire, and a connection section with quick-connectors for lug nuts. This segmentation allows each component to be optimized for its specific function while reducing overall complexity and weight compared to traditional tire chains.
2Force
If tire chains are used to unstick a vehicle, then traction is improved, but the installation and removal process becomes complex and time-consuming
Solution Approach 1:
The device is pre-configured with quick-connectors that attach to standard lug nuts, allowing installation before the vehicle becomes stuck. The bar section and traction section are pre-positioned to engage the tire and driving surface, enabling rapid deployment without complex assembly during emergency situations.
Solution Approach 2:
The device extracts the complex installation process by using quick-connectors that attach to existing lug nuts, eliminating the need to feed cables through rims or around tires. The traction section with lugs is extracted as a separate module that simply needs to be positioned against the tire tread, significantly reducing installation time and complexity.
3Manufacturing precision
If a device is designed to fit specific wheel sizes, then fitment precision is improved, but adaptability to different wheel configurations is reduced
Solution Approach 1:
The device incorporates adjustable components including the movable bar section that can slide along the connection section, and the foldable traction section with lugs that can be positioned at different angles. These dynamic features allow the device to adapt to various wheel sizes and configurations while maintaining precise engagement with the tire and driving surface.
Solution Approach 2:
The device is designed as a universal solution that can be adapted to different wheel sizes and vehicle types. The connection section with quick-connectors works with standard lug nuts on various vehicles, the bar section can be adjusted to different lengths, and the traction section with lugs can be positioned to match different tire widths and wheel diameters, making it suitable for cars, trucks, and SUVs.
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
The tire bar allows for easy and efficient unsticking of vehicles from various surfaces like mud, sand, and ice without requiring heavy or complex installation, being lightweight and adaptable to different wheel configurations.
Implementation Method 1
the traction section has an inner surface configured to contact the treads of the wheel and an outer traction surface configured to contact a driving surface
Data Source
AI summary
A tire bar having an elongated body 11. A traction section 12 is disposed at a first end of the elongated body 11. The traction section 12 is configured to be mounted over a tire tread on a vehicle wheel. The traction section 12 has an inner surface 14 configured to contact the treads of a wheel and an outer traction surface 2 configured to contact a driving surface. The inner surface 14 opposes the outer traction surface 2. A lug contact section 16 has a lug connector 1 configured to contact at least one lug nut on a wheel. The lug contact section 16 is configured to be movable along a length of the elongated body 11 to vary a distance between the lug section 16 and the traction section 12. A locking structure 4 is configured to lock the lug contact section 16 at a position on the elongated body 11. A method of unsticking a vehicle by rotating a wheel having the tire bar connected to the wheel.


