Bug-Killing Bow Using Air-Driven Salt Discharge

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Solution Overview

Problem

Existing bug killing devices are not user-friendly, safe, and efficient for quickly dispatching insects, and they lack a durable and lightweight design.

Innovation Solution

A bug killing bow in the form of an archery bow with a chamber for storing small particulate material, such as salt, which is expelled through a barrel using air pressure generated by pulling a cable, allowing precise aiming and controlled discharge of the material to kill insects.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a bug killing device uses compressed gas and complex loading mechanisms, then the killing effectiveness is improved, but the device complexity and ease of operation deteriorate

Engineering Contradiction:
Improvekilling effectivenessVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the complex compressed gas system and projectile loading mechanism from the bug killing device, replacing them with a simple bow-and-arrow system that uses elastic potential energy stored in the bow limbs. This eliminates magazines, sealing membranes, and complex indexing systems while maintaining killing effectiveness through the physical impact of the arrow.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

Instead of using a pressurized gas system that forces projectiles forward, the patent inverts the approach by using a pulled-back bow string that releases stored elastic energy to propel the arrow forward. This inversion simplifies the mechanism while maintaining or improving reliability.

Inventive Principle:
Principle #13The other way round (Inversion)

2Reliability

If a bug killing device uses compressed gas and multiple mechanisms, then the killing power is improved, but the ease of operation deteriorates

Engineering Contradiction:
Improvekilling effectivenessVSAvoidease of operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent removes complex operating mechanisms including compressed gas release systems, projectile loading mechanisms, and safety interlocks. The simplified bow design requires only drawing the string and releasing it, making operation as intuitive as traditional archery while maintaining killing effectiveness through proper arrow design and sufficient draw weight.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The bow stores elastic potential energy in its limbs during the drawing process, automatically providing the force needed to propel the arrow without requiring additional power sources, gas systems, or complex triggering mechanisms. The user simply releases the stored energy by letting go of the string.

Inventive Principle:
Principle #25Self-service

3Weight of moving object

If a bug killing device uses traditional archery bow design, then the lightweight and durable properties are improved, but the effectiveness for killing insects deteriorates

Engineering Contradiction:
ImproveweightVSAvoidkilling effectiveness
Core Design Contradiction:
Weight of moving objectVSReliability

Solution Approach 1:

The patent applies local quality by concentrating the bow's energy delivery at the arrow tip rather than distributing it. The arrow is designed with a specific point or broadhead configuration that concentrates the kinetic energy into a small impact area, maximizing penetration and killing effectiveness while keeping the overall bow structure lightweight.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent changes key parameters including arrow mass, arrow velocity, and impact energy to optimize insect killing effectiveness. By adjusting these parameters within the constraints of a lightweight bow design, the system achieves sufficient stopping power against insects without requiring heavy construction.

Inventive Principle:
Principle #35Parameter changes

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

The bow provides a safe, efficient, and easy-to-use means for insect extermination, being durable and lightweight, with adjustable tension and safety mechanisms for controlled discharge.

Implementation Method 1

small particulate material which is expelled through a barrel using air pressure generated by pulling a cable

Methodology Applied
Scientific EffectAir pressure: Pressure Increase

Data Source

PatentUS12604879B2Bug killing device
Publication Date: 2026.04.21 INNOVATION HATCHERY LLC
  • US12604879B2 patent drawing
  • US12604879B2 patent drawing
  • US12604879B2 patent drawing

AI summary

A bug killing bow is provided. The bug killing bow may take the form of an archery bow. The archery bow has a chamber which stores a material such as, for example small particulate material such as salt. The small particulate material may be expelled from a barrel of the bow by air. When the bow is aimed at an insect and the small particulate material is expelled, the small particulate material may be used to kill the insect.