Handheld Fire Extinguisher with Remote Activation Control

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Solution Overview

Problem

Current fire extinguishing systems require manual activation and proximity to the fire, which can be limiting in situations where individuals are unable to act quickly or are at a distance from the fire, leading to potential increased damage and risk.

Innovation Solution

A hand-held fire extinguishing system equipped with a control module, communication unit, and actuator that allows automatic discharge of a fire extinguishing substance upon receipt of an activation signal, enabling remote or automatic initiation of firefighting operations without manual intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If manual activation of fire extinguisher is required, then device complexity is reduced, but response time increases and reliability decreases when no one is present

Engineering Contradiction:
Improveautomatic dischargeVSAvoidcontrol module with communication unit and actuator
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The fire extinguishing system is configured to automatically discharge extinguishing substance upon detecting fire conditions without requiring manual intervention. The control module autonomously monitors environmental conditions and triggers the actuator to release the agent, enabling the system to serve itself in detecting and responding to fires.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the purely mechanical manual activation system with an automated control system that uses communication units to detect fire conditions and actuators to trigger discharge. This substitutes human physical action with automated sensing and actuation mechanisms.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If fire extinguisher requires manual activation, then ease of operation is maintained, but productivity in fire response decreases when occupants are unable or unavailable to act

Engineering Contradiction:
Improvefire response effectivenessVSAvoidmanual activation requirement
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The control module continuously monitors environmental conditions and prepares the system for immediate response. When fire conditions are detected, the actuator is already positioned to trigger discharge, eliminating any delay associated with manual activation. The system performs the response action immediately upon detecting the fire condition.

Inventive Principle:
Principle #10Preliminary action

3Loss of time

If automatic discharge system is implemented, then response time is improved, but device complexity and cost increase

Engineering Contradiction:
Improvefire response timeVSAvoidcommunication unit and actuator system
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The control module acts as an intermediary between fire detection and extinguisher discharge. It receives signals from communication units detecting fire conditions and translates them into actuator commands, providing a coordinated response that reduces overall system complexity while maintaining automatic response capability.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20240261612A1Fire extinguishing system
Publication Date: 2024.08.08 SLEKK AB
  • US20240261612A1 patent drawing
  • US20240261612A1 patent drawing
  • US20240261612A1 patent drawing

AI summary

Fire extinguishing system (1) comprising a fire extinguisher (2) provided with a handle (5) configured such that upon activation thereof fire extinguishing substance is discharged through an outlet (4) of the fire extinguisher (2). A safety mechanism (6), which when in a first state, is arranged to prevent manual activation of the handle and when in a second state is arranged to allow manual activation of the handle. A control module (7) comprising a communication unit (8) and an actuator (9), wherein the actuator (9) is connected to the safety mechanism (6), and when the communication unit (8) receives a an activation signal the communication unit (8) is arranged to activate the actuator (9), wherein the actuator (9) causes the safety mechanism (6) to change from its first state into its second state and further causes fire extinguishing substance to discharge through the outlet (4) of the fire extinguisher (2).