Collapsible Kayak Seating Framework with Telescopic Support

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Solution Overview

Problem

Existing kayaks lack an adjustable and collapsible seating solution that allows users to comfortably sit and lean while navigating, which can lead to fatigue and reduced control over the vessel.

Innovation Solution

An adjustable chair and leaning post system for kayaks, comprising a framework and seat structure that attaches to the superior surface of the kayak, allowing for adjustable positioning and collapse for storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a fixed seating structure is installed on the kayak, then user comfort and control are improved, but the kayak loses storage space and portability

Engineering Contradiction:
Improveuser comfort and controlVSAvoidstorage space
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The chair structure is designed to be dynamically adjustable and collapsible. The supporting structure includes telescopic members that can extend to provide seating support or retract to minimize volume. The chair transitions between a deployed state for use and a collapsed state for storage, allowing the kayak to maintain both comfort features and portability.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If an adjustable seating system is added to the kayak, then adaptability to different users is improved, but device complexity increases

Engineering Contradiction:
Improveadjustability for different usersVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The chair is divided into modular components including a seat portion, a supporting structure with telescopic members, and attachment mechanisms. Each segment can be independently adjusted or positioned. The supporting structure includes multiple telescopic members that can be individually extended or retracted to achieve different seating configurations and heights, allowing adaptability without requiring a completely complex redesign of the entire system.

Inventive Principle:
Principle #1Segmentation

3Volume of moving object

If a collapsible chair structure is used, then storage efficiency is improved, but structural strength may be compromised

Engineering Contradiction:
Improvestorage volumeVSAvoidload-bearing capacity
Core Design Contradiction:
Volume of moving objectVSStrength

Solution Approach 1:

The telescopic supporting members are designed to provide maximum structural strength when extended and locked into position to support user weight. The members include locking mechanisms that ensure the chair maintains its load-bearing capacity during use. When collapsed, the members retract along guided paths that minimize the overall volume occupied, while the locking and guiding mechanisms ensure smooth transitions between states without compromising structural integrity during operation.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12337938B1Adjustable chair or leaning post for kayaks and other watercraft
Publication Date: 2025.06.24 LEDFORD HENRY
  • US12337938B1 patent drawing
  • US12337938B1 patent drawing
  • US12337938B1 patent drawing

AI summary

The adjustable chair and leaning post for a kayak or other watercraft is configured for use with a vessel and with a client. The adjustable chair and leaning post for a kayak or other watercraft attaches to the superior surface of the vessel. The client uses the adjustable chair and leaning post for a kayak or other watercraft for a purpose selected from the group consisting of: a) sitting; and, b) leaning. The adjustable chair and leaning post for a kayak or other watercraft comprises a framework and a seat structure. The framework transfers the load of the client and seat structure to the vessel. The seating structure forms a structure that the client sits on. The seating structure further forms a structure that the client leans against. The adjustable chair and leaning post for a kayak or other watercraft is a collapsible structure.