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

VSEngineering 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

Engineering Contradiction:
Improveadaptability to different equipmentVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

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.

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

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.

Inventive Principle:
Principle #1Segmentation

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

Engineering Contradiction:
ImprovecustomizabilityVSAvoidnumber of backpacks required
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

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.

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

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.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If equipment-specific members are made interchangeable, then versatility increases, but assembly and detachment may require tools

Engineering Contradiction:
ImproveinterchangeabilityVSAvoidease of assembly and detachment
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

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.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS9232848B2Carrier for sports and other equipment
Publication Date: 2016.01.12 KRIKORIAN DONALD JAMES
  • US9232848B2 patent drawing
  • US9232848B2 patent drawing
  • US9232848B2 patent drawing

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.