Belt Hanger With Latching Protrusions For Helmet Retention

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Solution Overview

Problem

Workers carrying helmets in industrial settings face contamination and restricted movement due to gripping the helmets, and existing solutions do not provide easy attachment and detachment or secure retention.

Innovation Solution

A belt hanger with a C-shaped body, inner and outer latching protrusions, hinge spring prop insertion holes, and a hinge spring prop for secure attachment and detachment of helmets, preventing separation during use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a worker grips the helmet to carry it, then the helmet can be carried, but the worker's movement is restricted and the helmet may be contaminated by foreign substances on the worker's hands

Engineering Contradiction:
Improveease of carryingVSAvoidcontamination and movement restriction
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a belt hanger as an intermediary device between the worker's belt and the helmet. The belt hanger includes a C-shaped body with latching protrusions that engage with corresponding features on the helmet, allowing the helmet to be carried without direct hand contact. This mediator transfers the carrying function from the worker's hands to a dedicated attachment device, eliminating contamination and movement restrictions.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the helmet is fastened to the worker's belt using the helmet's head band, then the helmet can be carried, but the helmet may be easily separated from the belt

Engineering Contradiction:
Improveease of carryingVSAvoidretention security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent segments the carrying system into three distinct components: the worker's belt, the belt hanger (with C-shaped body and latching protrusions), and the helmet (with engagement features). This segmentation allows each component to perform its specific function optimally - the belt provides anchor points, the belt hanger provides secure latching mechanisms, and the helmet provides engagement features. The modular design ensures reliable retention while maintaining ease of operation.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If a simple attachment mechanism is used, then the helmet can be easily attached and detached, but the helmet may be easily separated from the hanger

Engineering Contradiction:
Improveease of attachment and detachmentVSAvoidretention security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent employs dynamic latching protrusions that can move between engaged and disengaged states. The latching protrusions on the C-shaped body are designed to snap into engagement with corresponding features on the helmet during attachment, providing secure retention. During detachment, the protrusions can be easily released by applying minimal force. This dynamic design allows the mechanism to provide both strong retention during use and easy release when needed.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8485406B2Belt hanger for helmets
Publication Date: 2013.07.16 OTOS TECH CO LTD
  • US8485406B2 patent drawing
  • US8485406B2 patent drawing
  • US8485406B2 patent drawing

AI summary

Disclosed is a plate-shaped heating panel having connecting members fastened to each other by means of resin. The heating panel comprises upper and lower plates integrally formed to face each other so as to form an inner fluid pathway in which heating water flows, a plurality of connecting members, The holes are filled with a melted plastic resin, and the melted plastic resin is integrated with the connecting members by pressing.