Weighted Vest Adjustable Shoulder Strap Design

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Solution Overview

Problem

Existing weighted vests lack adjustability to accommodate users with different body proportions, leading to suboptimal user experience and discomfort during exercise.

Innovation Solution

A weighted vest design featuring a first vet body and a second vet body with detachable adhesive elements and connecting straps, allowing for adjustable shoulder strap positions and weight distribution to fit various user body shapes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the weighted vest uses a fixed, non-adjustable design, then the manufacturing process is simple and cost-effective, but it cannot accommodate users with different body proportions, leading to suboptimal user experience and discomfort

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

Solution Approach 1:

The weighted vest is divided into multiple adjustable components including shoulder straps with multiple attachment points, an abdominal strap with adjustable length, and a chest strap system. Each component can be independently adjusted to accommodate different body proportions, transforming a fixed design into a modular, adaptable structure that maintains reasonable manufacturing complexity through standardized adjustment mechanisms.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The vest incorporates dynamic adjustment capabilities through movable attachment points, adjustable strap lengths, and reconfigurable connecting elements. These dynamic features allow the vest structure to adapt to various user body types while maintaining a relatively simple base design that can be manufactured efficiently.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the weighted vest uses multiple detachable components for adjustability, then it can accommodate different body shapes and improve user comfort, but the device complexity increases

Engineering Contradiction:
Improveease of adjustmentVSAvoidnumber of detachable components
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The detachable components are designed with universal attachment mechanisms that use standardized connectors, buckles, and fastening systems. The shoulder straps, abdominal strap, and chest strap all employ similar adjustment principles and connection methods, allowing a single component design to serve multiple adjustment functions across different parts of the vest, thereby reducing overall complexity despite the presence of multiple detachable elements.

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

Solution Approach 2:

The adjustment mechanisms are designed to be user-operable without requiring external tools or complex procedures. Users can independently adjust strap lengths, reposition attachment points, and configure the vest to their preferences through simple manual operations, enhancing ease of operation while keeping the adjustment system relatively simple.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If the shoulder straps are made adjustable with detachable adhesive elements, then users can customize the fit to their body shape, but the reliability of the connection may be compromised

Engineering Contradiction:
Improvecustomizability of fitVSAvoidconnection reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The connection system merges multiple attachment methods including adhesive elements, mechanical fasteners, and interlocking components. By combining these different connection technologies, the design achieves both adjustability through detachable adhesive elements and reliable securing through additional mechanical fastening systems that work together to maintain connection integrity during exercise.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The design incorporates redundant connection mechanisms that provide backup security in case one attachment method fails or becomes loose. The adhesive elements are supplemented with mechanical fasteners and interlocking structures that ensure the shoulder straps remain securely attached to the vest body, preventing connection failure before it can affect user safety or comfort.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Data Source

PatentUS20250152992A1Weighted vest
Publication Date: 2025.05.15 SHENZHEN THOUSANDSHORES TECH CO LTD
  • US20250152992A1 patent drawing
  • US20250152992A1 patent drawing
  • US20250152992A1 patent drawing

AI summary

Disclosed is a weighted vest including a first vet body and a second vet body. The first vet body includes two symmetrically arranged first shoulder straps, wherein a first adhesive element is provided along a length direction of a first side of each of the first shoulder straps, and a connecting strap is separated from the first adhesive element and provided at a position of each of the first shoulder straps where the first adhesive element is located. The second vet body includes two symmetrically arranged second shoulder straps, wherein a second adhesive element is provided along a length direction of one side of each of the second shoulder straps, and a connecting buckle is provided on another side of each of the second shoulder straps at a position corresponding to the second adhesive element. First and second weight pockets are provided on the first and second vet bodies, respectively.