Three-fold Vehicle Top Tent with Foldable Bed Boards

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Solution Overview

Problem

Conventional vehicle top tents are large and heavy, posing safety risks when installed on smaller vehicles, with poor ventilation and increased wind resistance, and limited storage capacity for external equipment.

Innovation Solution

A three-fold vehicle top tent design featuring a fixing bed board with rotating and foldable components, a mounting rack, and an inflatable tent structure that reduces wind resistance and noise, allowing for quick setup and compact storage, enabling the use of external equipment like bikes or snowboards.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If a conventional vehicle top tent is made large to provide sufficient living space, then the living space is adequate, but it becomes heavy and unsafe for smaller vehicles

Engineering Contradiction:
Improveliving space volumeVSAvoidtent weight
Core Design Contradiction:
Volume of moving objectVSWeight of moving object

Solution Approach 1:

The tent is divided into modular components including a base tent body and detachable bed boards. The bed boards can be folded or removed, allowing the tent to be configured in different sizes and weights depending on usage needs, while maintaining structural integrity when assembled.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The tent incorporates collapsible and foldable structures with hinges and fastening components that allow dynamic adjustment between expanded (large volume) and collapsed (compact, lightweight) states, enabling adaptation to different vehicle roof capacities.

Inventive Principle:
Principle #15Dynamics

2Reliability

If a conventional soft-top tent is designed as a closed structure with hood for weather protection, then wind and rain resistance is improved, but wind noise and wind resistance increase significantly

Engineering Contradiction:
Improveweather protection capabilityVSAvoidwind noise and wind resistance
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The hood and tent flaps are designed to be dynamically adjustable, allowing users to open or close different sections based on weather conditions. This enables the tent to maintain protection when needed while reducing wind noise and resistance during calm or windy conditions by creating gaps for air flow.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

Different parts of the tent structure have different levels of closure - the hood can be partially open while the main tent body remains closed, or vice versa. This localized adjustment allows optimization of weather protection versus wind noise reduction in different areas simultaneously.

Inventive Principle:
Principle #3Local quality

3Volume of moving object

If a conventional vehicle top tent is designed with large volume for comfort, then living comfort is improved, but it becomes difficult to mount and store

Engineering Contradiction:
Improvetent volumeVSAvoidmounting and storage ease
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The tent is segmented into a compact core structure and expandable bed board sections. When not in use, the bed boards can be folded against the tent body or removed entirely, reducing the overall volume to a compact size that is easy to mount and store on various vehicle roofs.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The bed boards are designed to nest within or against the tent body when folded, creating a compact nested configuration that minimizes storage volume while maintaining full functionality when deployed.

Inventive Principle:
Principle #7Nested doll (Nesting)

4Stability of the object's composition

If the bed boards are made rigid to ensure structural stability when unfolded, then stability is improved, but they require additional support structures like ladders which create safety risks

Engineering Contradiction:
Improvebed board stabilityVSAvoidsafety reliability
Core Design Contradiction:
Stability of the object's compositionVSReliability

Solution Approach 1:

The support function is merged into the bed board structure itself through integrated hinge mechanisms and connection points that attach directly to the tent frame. This eliminates the need for external ladder supports, maintaining structural stability while removing safety hazards associated with separate support structures.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The bed boards incorporate curved or angled support elements that distribute weight more evenly across the tent structure, enhancing stability without requiring vertical ladder-like supports that pose safety risks.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Data Source

PatentUS10890010B1Three-fold vehicle top tent
Publication Date: 2021.01.12 TIANJIN PLAYDO OUTDOOR PROD CO LTD
  • US10890010B1 patent drawing
  • US10890010B1 patent drawing
  • US10890010B1 patent drawing

AI summary

A three-fold vehicle top tent, includes a fixing bed board, a back surface of the fixing bed board is provided with a profile frame connected to a top of vehicle. A first folding bed board hinged on a side of the fixing bed board, the first folding bed board can be rotated to be flush with or be folded on the fixing bed board. A second folding bed board hinged on another side of the fixing bed board, the second folding bed board can be rotated to be flush with or be folded on the fixing bed board. When the second folding bed board is folded, the second folding bed board is layered on the first folding bed board and is fixed via a fastening component. And a tent component, the three-fold vehicle top tent is formed after the tent component is set up.