Folding Tent Leg Base With Switchable Rollers for Mobility

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Solution Overview

Problem

Existing folding tents lack integrated roller structures, making them inconvenient to carry and store due to the need for separate transport bags, limiting their mobility and usability.

Innovation Solution

Incorporation of movable bases with adjustable axles and rollers at the tent leg tubes, allowing the tent to switch between static and movable states for easy transport and storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a folding tent is equipped with roller structures for easy movement, then the ease of operation is improved, but the device complexity increases due to additional components

Engineering Contradiction:
Improveease of movementVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The roller structure is merged with the base of the tent leg tube, combining the support function and the movement function into a single integrated component. This eliminates the need for separate roller assemblies and reduces overall structural complexity while maintaining ease of movement.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The base structure serves multiple functions: it provides structural support for the tent leg tube, acts as a mounting point for the roller, and enables easy movement when the roller is engaged. This multi-functionality reduces the need for additional components and simplifies the overall device.

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

2Stability of the object's composition

If the folding tent uses fixed bases for stability, then the stability is improved, but the ease of operation deteriorates due to difficulty in moving and carrying

Engineering Contradiction:
ImprovestabilityVSAvoidease of movement
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The base is designed with a movable roller that can be engaged or disengaged as needed. When the roller is engaged, the tent becomes mobile and easy to move. When disengaged, the fixed base provides stability. This dynamic design allows the tent to switch between stable and mobile states based on operational needs.

Inventive Principle:
Principle #15Dynamics

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

Enables convenient movement, carrying, and storage of the folding tent by adjusting the position of the movable bases, enhancing mobility and ease of use.

Implementation Method 1

when each of the adjustable axles is in a transverse state, a rim portion of the roller is capable of being in contact with the ground, so that the folding tent is in a movable state

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS20260085545A1Outdoor folding tent capable of being conveniently moved after being folded and stored
Publication Date: 2026.03.26 LINHAI ZHENYI ARTS & CRAFTS CO LTD
  • US20260085545A1 patent drawing
  • US20260085545A1 patent drawing
  • US20260085545A1 patent drawing

AI summary

An outdoor folding tent includes tent leg tubes. Movable bases are assembled at bottoms of any two adjacent tent leg tubes; each movable base includes a leg tube base, an adjustable axle and a roller, the leg tube base includes a leg tube mounting portion and an axle mounting portion, the leg tube mounting portion is fixedly mounted at the tent leg tube, the axle mounting portion includes an axle cavity, the adjustable axle is matched with the roller and in the axle cavity. When each adjustable axle is in a vertical state, an outer spoke of the roller is capable of being in contact with the ground, and the folding tent is in a static placement state. When each adjustable axle is in a transverse state, a rim portion of the roller is capable of being contacting the ground, and the folding tent is in a movable state.