Layered Fire Stopper for Immediate Suppression Without Agent Deterioration

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Solution Overview

Problem

Existing fire extinguishing methods fail to provide immediate fire suppression due to the deterioration of fire extinguishing agents over time and the difficulty in handling them before ignition, making it challenging to prevent fire spread effectively.

Innovation Solution

A fire stopper comprising a fire extinguishing agent-containing layer and a resin substrate, which enhances handleability and stability, allowing for initial fire extinguishing by being installed in advance near potential ignition sources, with optional additional resin substrates and adhesive layers to maintain agent integrity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If the fire extinguishing agent is provided in advance in the vicinity of the object, then the initial fire extinguishing can be performed, but the fire extinguishing agent deteriorates over time when arranged in an open space

Engineering Contradiction:
Improveresponse time for fire extinguishingVSAvoidstability of fire extinguishing agent
Core Design Contradiction:
Loss of timeVSReliability

Solution Approach 1:

The fire extinguishing agent is provided in advance in the vicinity of the object in the form of a fire stopper that can be easily attached. The resin substrate serves as a sealant to prevent deterioration, enabling immediate fire extinguishing while maintaining agent stability during storage.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The resin substrate acts as an intermediary between the fire extinguishing agent and the external environment. It seals the agent-containing layer, preventing direct contact with air and moisture, thus suppressing deterioration while allowing the agent to be readily available for immediate use.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If the fire extinguishing agent is sprayed in the vicinity of the object before ignition, then the fire can be prevented, but it is not realistic and difficult to handle

Engineering Contradiction:
Improvefire prevention capabilityVSAvoidhandleability of fire extinguishing agent
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The fire extinguishing agent is segmented into a layered structure where the agent-containing layer is separated from the external environment by a resin substrate. This segmentation allows the agent to remain stable and easy to handle while maintaining the capability to prevent fire when activated.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fire stopper changes its state from a stable, sealed configuration to an active fire-extinguishing state when exposed to fire conditions. The resin substrate maintains the agent in a stable, easy-to-handle form during normal conditions, but allows rapid deployment when needed.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12564745B2Fire stopper
Publication Date: 2026.03.03 TOPPAN INC
  • US12564745B2 patent drawing
  • US12564745B2 patent drawing
  • US12564745B2 patent drawing

AI summary

A fire stopper includes a fire extinguishing agent-containing layer and a resin substrate arranged in this order.