Adjustable Vehicle Step Assembly for Multi-Model Mounting

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Solution Overview

Problem

Traditional step devices for vehicles with high chassis and ground clearance are not universally adaptable and have high production costs due to being vehicle-specific configurations.

Innovation Solution

A step device with a first step assembly comprising a step body, a stepping-on support member, and a fastener, where the support member's position is adjustable along the step body's length, and detachable connections allow adaptation to various vehicle types, reducing production costs through modular design.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a traditional vehicle-specific step device configuration is used, then the step device can be securely installed on the vehicle, but it cannot be adapted to various vehicle types and has high production cost

Engineering Contradiction:
Improveadaptability to various vehicle typesVSAvoidproduction cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The step device is designed with a universal mounting structure that can be adapted to different vehicle types. The support member includes multiple mounting holes positioned at different locations, allowing the same step device to be installed on various vehicle models without requiring custom-designed components for each vehicle type.

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

Solution Approach 2:

The step device is divided into separable components including the step body, support member, and mounting brackets. This modular segmentation allows flexible configuration and adaptation to different vehicle types while maintaining standardized connection interfaces, reducing the need to manufacture entirely different step devices for each vehicle model.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the support member position is fixed on the step body, then the manufacturing process is simple, but the step device cannot be adapted to different vehicle configurations

Engineering Contradiction:
Improveposition adjustabilityVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The support member is designed with multiple mounting holes at different positions along its length, enabling dynamic repositioning. Users can select and adjust the mounting position according to different vehicle types and requirements, transforming a static fixed-position structure into an adjustable dynamic configuration system.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The support member serves multiple functions: it provides structural support, enables position adjustment through multiple mounting holes, and facilitates adaptation to different vehicle configurations. This multi-functionality allows a single component design to replace what would traditionally require multiple different components for different applications.

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

Data Source

PatentUS20260048702A1Step device and vehicle
Publication Date: 2026.02.19 HANGZHOU TIANMING TECH CO LTD
  • US20260048702A1 patent drawing
  • US20260048702A1 patent drawing
  • US20260048702A1 patent drawing

AI summary

A step device and a vehicle are provided. The step device includes a first step assembly. The first step assembly includes a step body, a stepping-on support member, and a fastener. The step body includes a first connection part. The stepping-on support member is provided on the step body. The stepping-on support member is provided on the first connection part of a second connection part. The position of the stepping-on support member is adjustable along the length direction of the step body. The fastener is detachably connected to the first connection part and the second connection part to secure the stepping-on support member to the step body.