Rubberized Lifting Strap Structure for Heavier Bar Grip Control

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Solution Overview

Problem

Existing weight lifting straps do not provide sufficient grip and control, especially when lifting heavier weights, as they primarily focus on avoiding muscle strain from gripping rather than enhancing the user's ability to manage weight effectively.

Innovation Solution

A weight lifting strap wrapped in a helical fashion around a bar with rubberized strands on one side, made from durable woven materials like nylon, providing enhanced gripping properties and control by distributing the weight more effectively.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional lifting straps are used without rubberized strands, then the strap structure remains simple, but the gripping properties and control are insufficient

Engineering Contradiction:
Improvegrip controlVSAvoidstrap structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The lifting strap combines woven material with rubberized strands to create a composite structure. The rubberized strands are embedded within or attached to the woven material, providing enhanced gripping properties through increased friction and tactile feedback, while the woven material maintains structural integrity and flexibility.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The rubberized strands are positioned specifically on the portions of the strap that contact the bar during lifting. This localized enhancement of gripping properties concentrates the functional improvement where it is most needed, without unnecessarily complicating the entire strap structure.

Inventive Principle:
Principle #3Local quality

2Reliability

If the strap relies on user muscle engagement to maintain grip, then the strap structure remains simple, but the user experiences fatigue and safety issues

Engineering Contradiction:
Improvegrip stabilityVSAvoiduser fatigue
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The rubberized strands provide self-gripping properties through their material characteristics. The increased friction and tactile feedback from the rubberized surface allow the strap to maintain its position on the bar automatically, reducing the need for continuous active muscle engagement to prevent slippage.

Inventive Principle:
Principle #25Self-service

3Reliability

If the strap uses woven material without rubberized strands, then the manufacturing process remains simple, but the gripping properties are inadequate for heavier weights

Engineering Contradiction:
Improvegrip strengthVSAvoidmanufacturing process
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The manufacturing process integrates rubberized strands with woven material through methods such as embedding, attaching, or coating. This composite construction enhances gripping properties for heavier weights while maintaining a manufacturing process that builds upon traditional woven strap production.

Inventive Principle:
Principle #40Composite materials

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The strap offers improved grip and control, allowing users to lift heavier weights with better safety and reduced strain on the wrist, thanks to the rubberized strands facing the bar, enhancing the overall lifting experience.

Implementation Method 1

the strap being fabricated of a woven material with rubberized strands on the side of the strap which faces the bar

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS20080120755A1Lifting strap with wrist support and enhanced gripping properties
Publication Date: 2008.05.29 IMPLUS FOOTCARE LLC
  • US20080120755A1 patent drawing
  • US20080120755A1 patent drawing
  • US20080120755A1 patent drawing

AI summary

Weight lifting strap which is looped around the wrist and wrapped in helical fashion about a weight lifting bar or the like and gripped by the hand with opposite sides of the strap facing the bar and the hand, and the strap being fabricated of a woven material with rubberized strands on the side of the strap which faces the bar.