Protective Cap with Radially Extending Disk for Hose Fittings

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Solution Overview

Problem

End fittings of fluid transport hoses are prone to damage during setup and operational use, leading to financial losses due to operational disruptions and the need for costly replacements, as existing caps do not adequately protect against impact forces or facilitate handling.

Innovation Solution

The development of protective caps with radially extending disks that engage with end fittings, featuring articulating arms and handles to absorb impact and facilitate manipulation, made from durable materials suited for specific environments, including options for gloved handling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If residual liquids are left in the hose after use, then the hose can be quickly removed, but the liquids can spill onto the ground when the hose is maneuvered

Engineering Contradiction:
Improvehose removal speedVSAvoidliquid spillage
Core Design Contradiction:
ProductivityVSObject-generated harmful factors

Solution Approach 1:

The protective cap structure contains and secures residual liquids within the hose assembly during removal operations. By providing a protected, contained structure at the end fitting, the cap prevents liquid spillage while allowing the hose to be quickly removed and maneuvered, maintaining productivity while eliminating the harmful spillage effect.

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

Data Source

PatentUS8397764B2Safety cap for couplings and fittings
Publication Date: 2013.03.19 PARRISH ENTERPRISES LTD
  • US8397764B2 patent drawing
  • US8397764B2 patent drawing
  • US8397764B2 patent drawing

AI summary

A system for protecting the end fittings of a fluid transport hose includes first and second protective caps for respectively engaging with first and second end fittings of the hose. Both the first and second protective caps include a disk that is oriented perpendicular to the hose axis when the cap is engaged with the respective end fitting. Importantly, the disk has a diameter DD that is greater than the diameter DH of the hose so the disk will extend radially outward from the hose to thereby protect the end fitting.