Industrial Sling Protective Pad with Block Spacers
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Solution Overview
Problem
Industrial slings used for lifting and pulling heavy loads are prone to catastrophic failure due to abrasion or cutting from sharp edges, and existing corner protectors are cumbersome and inefficient.
Innovation Solution
A compact protective pad made from durable materials like Cordura or Kevlar, with integrated Velcro fasteners and block spacers, which can be secured to the sling to create a gap between the load and the sling, preventing direct contact and damage during operations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional corner pads with two pairs of mating straps and Velcro connectors are used, then the sling is protected from load edges, but the device becomes cumbersome and complex to operate
Solution Approach 1:
The protective pad is divided into a body portion and a separate closure component. The body portion contains integrated stitching that forms loops, while the closure component has corresponding hooks or Velcro attachments. This segmentation allows the pad to be easily attached to the sling by simply wrapping and fastening, eliminating the need for multiple separate straps and connectors.
Solution Approach 2:
The closure mechanism is integrated directly into the pad body through stitching that forms loops or attaches closure components. This merging of the closure system into the pad structure itself eliminates the need for separate mating straps and multiple Velcro connectors, simplifying both the device and its operation while maintaining protective functionality.
2Reliability
If protective pads are designed to fully enclose the sling around load edges, then maximum protection is achieved, but the pad size and bulk increase
Solution Approach 1:
The protective function is extracted from a bulky enclosing structure and concentrated into a compact pad body with integrated closure. The pad is positioned at the critical contact point between the sling and load edge, providing protection where needed without requiring a complete enclosure. This extraction reduces pad size and structural complexity while maintaining effectiveness.
Solution Approach 2:
The protection mechanism transitions from a three-dimensional enclosing structure to a two-dimensional pad surface with integrated closure. The pad lies flat against the sling and uses the dimension of the pad surface itself to create the protective barrier, eliminating the need for bulky three-dimensional enclosure structures.
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 solution provides effective protection against abrasion and cutting, preventing sling degradation and failure while being more compact and easier to use than existing solutions, allowing for secure attachment and protection of both the sling and load edges.
Implementation Method 1
fasteners, such as strips of Velcro® (hook and loop connectors), are sewn to a surface
Implementation Method 2
fasteners, such as strips of Velcro® (hook and loop connectors), are sewn to a surface (e.g., top or bottom or both) of the sleeve forming member
Data Source
AI summary
A heavy load protective pad for use on industrial slings includes fasteners on a sleeve forming member which are secured together to encircle and secure the protective pad on an industrial sling at a desired location. Pockets formed in the protective pad house a pair of block spacers which, in one configuration, serve to space the protective pad and underlying sling away from the load which is being lifted or pulled.