Gas-Powered Breaking Tool with Interchangeable Front Ends

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Solution Overview

Problem

Existing hand-held, gas-powered tools for breaching doors and structures are limited in their versatility and functionality, primarily due to fixed front ends that restrict their application to a single type of operation, lacking adaptability for diverse tasks such as breaking, cutting, or penetrating various materials.

Innovation Solution

A modular design that allows a gas-powered back end to connect with interchangeable front ends, including breaking tools, glass penetrators, and metal shears, utilizing a quick-connect or fixed attachment mechanism, powered by gas propulsion from a cartridge or alternative energy sources like CO2, enabling multiple functions with a single tool.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed front end is used in gas-powered tools, then the tool structure is simple and reliable, but the adaptability for diverse tasks is limited

Engineering Contradiction:
Improveadaptability for diverse tasksVSAvoidtool structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The tool is divided into two independent segments: a gas-powered back end and interchangeable front ends. The back end contains the gas propulsion system, trigger mechanism, and receiver, while the front ends include breaking tools, glass penetrators, and metal shears. This segmentation allows the back end to remain simple while enabling versatility through interchangeable front ends.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The gas-powered back end is designed with universal compatibility to work with multiple types of front ends. The receiver and coupling mechanism are standardized to accommodate different front end configurations, allowing a single back end to perform multiple functions (breaching, breaking, penetrating, cutting) by simply changing the front end.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If interchangeable front ends are implemented, then versatility for multiple operations is improved, but the attachment mechanism complexity increases

Engineering Contradiction:
Improveversatility for multiple operationsVSAvoidattachment mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The attachment system is segmented into a receiver on the back end and corresponding coupling mechanisms on the front ends. This segmentation allows for standardized interfaces that simplify the attachment process while maintaining versatility. The receiver includes a body with coupling features that match the front end configurations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The receiver acts as an intermediary component between the gas-powered mechanism and the front ends. It provides a standardized interface that mediates the connection, allowing different front ends to be attached and detached easily without requiring complex custom mechanisms for each front end type.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Enables versatile operation for breaching, breaking, cutting, and penetrating various materials, enhancing the tool's adaptability for emergency and law enforcement applications by providing a single device capable of multiple tasks.

Implementation Method 1

the gas generated by the cartridge powers a central piston that drives the ram forward

Methodology Applied
Scientific EffectGas generation from cartridge firing: Combustion

Implementation Method 2

gas-powered breaking tool... forces a ram to strike an object adjacent a gap, such as a doorknob, hinge, deadbolt, door lock, door plate, wall, etc., where the force results from gas power

Methodology Applied
Scientific EffectGas propulsion: Pressure Increase

Data Source

PatentUS20250235722A1Gas-powered breaking tool
Publication Date: 2025.07.24 KBT LLC
  • US20250235722A1 patent drawing
  • US20250235722A1 patent drawing
  • US20250235722A1 patent drawing

AI summary

A gas-powered breaking tool includes a trigger, a firing mechanism actuated by the trigger, a chamber configured to hold a propulsion device, positioned such that the firing mechanism will strike the propulsion device to cause the propulsion device to fire, a piston located next to the chamber positioned such that gas from the propulsion device will cause the piston to move, a hinge positioned such that movement of the piston will cause the hinge to move forward, and a set of jaws comprising a lower jaw and an upper jaw and a gap between the lower jaw and the upper jaw, the lower jaw connected to the hinge and positioned to move forward and upward towards the upper jaw when the hinge moves forward to close the gap and act on any material in the gap.