Versatile sling system, apparatus and hub

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Solution Overview

Problem

Traditional systems for carrying heavy items or children are often bulky, cumbersome, and require time to adjust and secure, leading to fatigue and back pain. They are also limited in size and weight capacity and designed for single purposes.

Innovation Solution

A versatile sling system comprising a strap with adjustable length and a hub that can be attached to various accessories, allowing the wearer to transfer the weight of items or animals to their torso and shoulder, providing comfort and ease of use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional carrying systems are used, then weight transfer to torso and shoulder is achieved, but the systems are bulky and cumbersome

Engineering Contradiction:
Improvecomfort of carryingVSAvoidbulkiness of system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The carrying system is divided into separate functional components: a wearable hub with attachment mechanisms and interchangeable accessories (straps, handles, leashes). This segmentation allows the core weight-transfer function to be minimized in the hub while accessories provide specific carrying capabilities, reducing overall bulk compared to traditional all-in-one systems.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The hub is designed as a universal platform that can attach to multiple types of accessories for different carrying purposes (items, children, pets). This multi-functionality eliminates the need for multiple separate carrying devices, reducing the total bulk while maintaining comprehensive carrying capabilities.

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

2Ease of operation

If traditional carrying systems are used, then weight transfer is achieved, but they require time to adjust and secure

Engineering Contradiction:
Improveease of weight transferVSAvoidtime to adjust and secure
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The hub pre-features multiple attachment mechanisms (carabiners, clips, snap connectors) that are ready for immediate use. Accessories are designed with complementary attachment points that enable quick connection without requiring adjustment or reconfiguration, significantly reducing the time to secure items compared to traditional systems that require strap adjustment and tightening.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The attachment mechanisms are designed to be self-adjusting and self-securing. For example, spring-loaded carabiners automatically lock when closed, and magnetic connectors self-align and attach without manual intervention, eliminating the time-consuming adjustment process required by traditional buckles and straps.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If traditional carrying systems are used, then carrying capacity is limited, but they are designed for single purpose

Engineering Contradiction:
Improvecarrying capacityVSAvoidsingle-purpose design
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The hub serves as a universal attachment platform that can accommodate various accessories for different purposes: item carriers, child carriers, pet leashes, and shopping handles. This single universal hub replaces multiple single-purpose devices, expanding carrying capacity without proportionally increasing complexity.

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

Solution Approach 2:

The system allows dynamic reconfiguration by enabling users to swap accessories based on immediate needs. The hub's multiple attachment points and standardized connectors facilitate quick changes between different carrying configurations, adapting the system's capacity and function to match varying requirements without requiring a different device for each purpose.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20250176700A1Versatile sling system, apparatus and hub
Publication Date: 2025.06.05 LIFEHANDLE LLC
  • US20250176700A1 patent drawing
  • US20250176700A1 patent drawing
  • US20250176700A1 patent drawing

AI summary

The disclosure relates to a versatile sling system, apparatus and hub, the apparatus and system comprising a strap having a first end, a second end, a width, and an adjustable length, the first end of the strap and the second end of the strap being coupled such that the strap forms a loop; and a hub coupled to the strap such that the hub is suspended from the loop. The hub of the apparatus is configured to releasably attach at least one accessory, such as a handle or leash; the system configured to allow the wearer of the strap to transfer at least a portion of the weight and/or force of an item or animal being carried by the wearer and/or attached to the at least one accessory to the torso and shoulder of the wearer. The disclosure further relates to accessories compatible with the hub.