Control Arm Alignment Assembly With Pinned Camber Adjustment

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Solution Overview

Problem

Current vehicle alignment systems lack efficient mechanisms for adjusting camber, caster, and toe settings, which are crucial for optimal vehicle performance and consumer preference.

Innovation Solution

An alignment assembly featuring a bolt, bushing, flag nut, and pins that allow for precise adjustment of control arm positions by utilizing a plate with apertures and spacers to determine the control arm's position, enabling easy adjustment of camber, caster, and toe settings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional alignment systems are used, then vehicle alignment adjustment is possible, but the system lacks efficiency and precision in adjusting camber, caster, and toe settings

Engineering Contradiction:
Improvealignment adjustment precisionVSAvoidalignment adjustment efficiency
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The control arm assembly incorporates adjustable positioning mechanisms with pins that can be moved to different locations along the control arm, allowing dynamic adjustment of camber, caster, and toe settings. This enables the alignment system to adapt to different vehicle performance requirements efficiently

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system allows changing of geometric parameters of the control arm position through the adjustable pin locations. By modifying the position parameters of the control arm relative to the vehicle frame, precise alignment adjustments can be made to optimize vehicle handling and performance

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If complex alignment mechanisms are used, then adjustment capability is improved, but component complexity increases

Engineering Contradiction:
Improvealignment adjustment capabilityVSAvoidcomponent complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The control arm assembly serves multiple functions: it provides structural support, enables camber adjustment, allows caster adjustment, and facilitates toe adjustment. By integrating these alignment functions into a single control arm assembly with adjustable pin positions, the system achieves versatility without proportionally increasing complexity

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The alignment adjustment mechanism is segmented into discrete pin positions that can be independently selected. Each pin position corresponds to a specific alignment setting, allowing incremental adjustments while maintaining a relatively simple overall structure compared to continuous adjustment mechanisms

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11845490B1Vehicle alignment assembly
Publication Date: 2023.12.19 FORD GLOBAL TECH LLC
  • US11845490B1 patent drawing
  • US11845490B1 patent drawing
  • US11845490B1 patent drawing

AI summary

An alignment assembly that includes a body that defines a bolt aperture and at least one pin aperture. A control arm is proximate the body and includes a bushing with a bushing aperture. A bolt extends through the bushing aperture and the bolt aperture. The bolt has a front portion and an end portion opposing the front portion. A flag nut is coupled to the end portion and includes a plate with at least one aperture. At least one pin extends through the at least one pin aperture and the at least one aperture. A position of the pin at least partially determines a position of the control arm.