Assault Ladder Hooks and Breaker Rods for Window Breaching
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Solution Overview
Problem
Tactical assault units face challenges in safely and efficiently traversing elevated obstacles such as glass windows, as traditional ladders lack support or attachments to break through glass and secure to the window frame, leading to delays that can cost lives during emergencies.
Innovation Solution
An assault ladder system with grappling hooks and window breaker rods, allowing responders to scale obstacles and breach glass windows efficiently, featuring tungsten carbide-tipped protrusions for breaking glass and hooks for secure attachment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional ladders are used to scale obstacles, then the basic climbing function is achieved, but the ability to break through glass and secure to window frames is insufficient
Solution Approach 1:
The patent combines multiple functions into a single integrated ladder system: the ladder frame includes both climbing functionality and glass-breaking capability through integrated protrusions with tungsten carbide tips, as well as securing capability through grappling hooks with anti-slip ridges. This merging of functions resolves the contradiction by achieving versatility without proportionally increasing complexity.
Solution Approach 2:
The ladder is designed as a multi-functional device that can perform multiple operations: scaling obstacles, breaking glass windows, and securing to window frames. The support beams serve both as structural elements for climbing and as mounting points for glass-breaking protrusions and grappling hooks, making the device universal for various tactical entry scenarios.
2Productivity
If traditional ladders are used without glass-breaking attachments, then the ladder structure remains simple, but the time to breach glass windows increases
Solution Approach 1:
The glass-breaking protrusions with tungsten carbide tips are pre-positioned on the ladder frame at strategic locations. This preliminary positioning allows the responder to immediately break glass upon reaching the appropriate height without needing to retrieve separate tools, thereby increasing breach speed while keeping the added complexity minimal.
Solution Approach 2:
The ladder is designed to be self-sufficient by integrating all necessary functions directly onto the ladder structure. The glass-breaking protrusions and grappling hooks are permanent attachments that eliminate the need for separate glass-breaking tools or additional securing equipment, allowing the ladder to service multiple functions independently.
3Reliability
If no securing mechanism is integrated into the ladder, then the ladder structure remains simple, but the safety and stability during obstacle scaling is reduced
Solution Approach 1:
The grappling hooks are integrated directly onto the support beams of the ladder frame, merging the securing function with the structural support function. The hooks feature anti-slip ridges that combine friction-based grip with mechanical interlocking, providing reliable attachment to window frames while maintaining a relatively simple overall structure.
Solution Approach 2:
The grappling hooks incorporate anti-slip ridges that increase surface friction and mechanical grip on the window frame material. This composite approach combining geometric features (ridges) with material properties enhances the reliability of attachment without requiring complex mechanical locking mechanisms.
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 first responders to quickly and safely reach elevated positions, facilitating rescue and neutralization by allowing them to break windows and securely attach to ledges, thus addressing the inefficiencies of traditional ladders.
Implementation Method 1
one or more glass-breaking protrusions coupled to and extending from at least one of the hooks, wherein each of the protrusions has a tungsten carbide tip
Data Source
AI summary
An assault ladder system, method and device for scaling objects while breaching glass windows. The assault ladder includes a ladder frame having one or more top grappling hooks for hooking onto a ledge as well as one or more window breaker rods for breaking any glass blocking a path at the top of the ladder.