Detachable RV Ladder with Segmented Wall Mount Bracket

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Solution Overview

Problem

Existing RV ladder systems are either permanently affixed, making them unsightly and exposed to environmental conditions, or are not designed for secure attachment to vehicle structures, lacking versatility in mounting options.

Innovation Solution

A detachable ladder system that attaches to the intermediate rung of a RV using a wall-mounted bracket with a securing mechanism featuring grips or hooks that engage with a bar or plate, allowing for easy installation and removal, and accommodating telescoping sections for adjustable positioning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a ladder is permanently affixed to the vehicle wall, then the ladder is securely fixed and stable, but it is constantly exposed to environmental conditions and appears unsightly

Engineering Contradiction:
Improveladder fixation stabilityVSAvoidenvironmental exposure damage
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The ladder system is divided into separate components: a wall-mounted bracket that remains fixed to the vehicle, and a detachable ladder that can be removed when not in use. This segmentation allows the mounting structure to provide stable fixation while the ladder itself can be protected from environmental exposure by being removable.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The ladder mounting system transitions from a static permanent attachment to a dynamic removable attachment. The bracket remains fixed on the wall providing stable mounting points, while the ladder can be detached and reattached as needed, reducing its exposure to harmful environmental factors when not in use.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If a simple hook mounting system is used, then the ladder can be easily removed, but the mounting security and stability are insufficient

Engineering Contradiction:
Improveladder removal easeVSAvoidmounting security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The mounting system is segmented into a permanent wall bracket and a removable ladder component. The bracket provides secure, stable mounting points fixed to the vehicle wall, while the ladder with its attachment mechanism can be easily removed and reattached, combining security with ease of operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The wall-mounted bracket acts as an intermediary between the vehicle wall and the ladder. It provides secure anchoring points that ensure mounting stability, while allowing the ladder to be easily attached and detached through its connection mechanism, thus mediating between security and ease of operation requirements.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If the mounting point is limited to the top end of the ladder, then the mounting structure is simple, but the versatility in mounting options is limited

Engineering Contradiction:
Improvemounting structure simplicityVSAvoidmounting location options
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The wall-mounted bracket is designed with multiple openings positioned at different heights and locations, allowing the ladder to be mounted at various positions including intermediate rungs. This universal mounting capability provides versatility in mounting options while maintaining a relatively simple bracket structure.

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

Solution Approach 2:

The mounting system transitions from a single-point top-end attachment to a multi-point attachment system with openings distributed across different dimensions of the bracket. This allows mounting at various locations including intermediate rungs, adding spatial versatility while keeping the bracket structure manageable.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS20220325580A1Detachable ladder and wall mount
Publication Date: 2022.10.13 LIPPERT COMPONENTS INC
  • US20220325580A1 patent drawing
  • US20220325580A1 patent drawing
  • US20220325580A1 patent drawing

AI summary

A ladder system is cooperable with a surface such as a recreational vehicle rear wall or the like and includes a wall mount securable to the surface, a ladder with a plurality of rungs, a securing bracket connected to one of the plurality of rungs. The wall mount includes a flat back section engageable with the surface, an engagement portion connected to the flat back section, and first and second openings between the engagement portion and the flat back section, where the first and second openings are spaced from each other. The securing bracket of the ladder system includes a pair of grips that are sized to fit over the engagement portion of the wall mount in the first and second openings.