Modular Backpack Carrier With Dovetail Joints
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Solution Overview
Problem
Existing backpack-type devices are limited in their ability to adapt to different types of sports and equipment, requiring specialized structures for specific uses and lacking flexibility for varying activities.
Innovation Solution
A modular carrier system featuring a base member with a female dovetail joint that can be assembled with interchangeable equipment-specific members, allowing for easy attachment and detachment without tools, and optionally incorporating an intermediate member for rotational adjustment for comfort.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a backpack is equipped with specialized structure for specific equipment, then it can carry that specific equipment, but it cannot adapt to different types of equipment
Solution Approach 1:
The base member is designed with a universal female dovetail joint that can accept multiple types of equipment-specific members (male dovetails). This allows a single base member to serve multiple functions by simply changing the equipment-specific member attached to it, eliminating the need for multiple specialized backpack structures.
Solution Approach 2:
The carrier system is divided into two separable components: a base member and interchangeable equipment-specific members. This segmentation allows the equipment-specific members to be detached and replaced based on different carrying needs, providing adaptability without requiring the entire backpack structure to be redesigned for each equipment type.
2Adaptability or versatility
If specialized backpack structures are designed for different equipment, then each can carry its specific equipment, but the device cannot be customized for varying activities
Solution Approach 1:
Instead of requiring multiple specialized backpacks for different activities, the invention provides a single universal base member that can be customized by attaching different equipment-specific members. This allows one backpack to perform the functions of multiple specialized backpacks, reducing the total quantity needed.
Solution Approach 2:
The system allows dynamic reconfiguration of the backpack's functionality by enabling the user to attach or detach different equipment-specific members based on varying activity requirements. This dynamic adaptability replaces the static need for multiple fixed-purpose backpacks.
3Adaptability or versatility
If equipment-specific members are made interchangeable, then versatility increases, but assembly and detachment may require tools
Solution Approach 1:
The dovetail joint mechanism is designed to be self-assemblying and self-detaching through a simple sliding motion. The male dovetail of the equipment-specific member slides into the female dovetail of the base member and is retained by gravity, eliminating the need for tools or complex fastening mechanisms. Users can easily assemble and detach the members themselves without assistance.
Data Source
AI summary
A carrier for carrying sporting equipment and other items comprises a base member that is assembled to a pair of shoulder straps, to be carried in the manner of a backpack. Depending on the type of equipment to be carried, one of a plurality of interchangeable equipment-specific members is selected and secured to the base member in a simple and efficient manner, without the use of tools. The chosen type of equipment to be carried is then secured to the corresponding equipment-specific member.The base member may comprise a female dovetail joint, opening toward the top, and each of the equipment-specific members a corresponding male dovetail, so that the desired equipment-specific member can be assembled to the base member by simply sliding the male dovetail into the female dovetail, and gravity will retain the desired equipment-specific member in the desired position.In a further improvement, the male dovetail may be part of an intermediate member, which allows relative rotation of the equipment-specific member though a limited range.


