Personal Watercraft Hatch Layout for Unobstructed Equipment Access

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Solution Overview

Problem

Personal watercrafts face challenges in smoothly retrieving equipment stored in the storage due to other luggage obstructing access.

Innovation Solution

A personal watercraft design featuring a watercraft body with a seat, a storage in the front portion, an equipment case at the storage's periphery, and a hatch that opens and closes to cover both, allowing easy access to the equipment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If equipment is stored in the storage, then storage capacity is utilized, but equipment cannot be taken out smoothly due to luggage obstruction

Engineering Contradiction:
Improvestorage capacityVSAvoidequipment retrieval
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The storage space is segmented into two distinct areas: a general luggage storage area and a dedicated equipment storage area. This segmentation allows equipment to be stored separately from luggage, enabling smooth retrieval of equipment without obstruction while maintaining overall storage capacity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The equipment storage function is extracted from the general storage space and placed in a separate dedicated area. This extraction eliminates the obstruction problem by removing equipment from the luggage storage zone, allowing equipment to be retrieved easily without luggage in the way.

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of operation

If a separate access path for equipment is provided, then equipment retrieval is improved, but device complexity increases

Engineering Contradiction:
Improveequipment retrievalVSAvoidstorage structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The access paths for both luggage and equipment are merged into a single common access area. This merging approach simplifies the overall structure by using one access path for both purposes, while the internal segmentation within the storage space maintains separate storage zones for equipment and luggage.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20260021873A1Personal watercraft
Publication Date: 2026.01.22 KAWASAKI MOTORS LTD
  • US20260021873A1 patent drawing
  • US20260021873A1 patent drawing
  • US20260021873A1 patent drawing

AI summary

A personal watercraft includes: a watercraft body; a seat provided in an upper portion of the watercraft body; a storage provided in a front portion of the watercraft body; an equipment case provided at a peripheral position of the storage in the watercraft body to allow equipment equipped in the watercraft body to be stored; and a hatch provided in front of the seat to openably and closably cover the storage and the equipment case.