Pneumatic Timing Spool Valve Assembly for Moisture-Resistant Firing

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Solution Overview

Problem

Existing pneumatic actuation valves in mechanical devices suffer from inconsistencies in mechanical devices such as paintball guns and shirt guns suffer from inconsistencies in mechanical devices such as moisture in the mechanical devices such as moisture in the mechanical devices such as paintball markers, which affect the pneumatic actuation valves, leading to inconsistencies in pneumatic actuation, particularly in the mechanical devices such as moisture in the mechanical devices such as moisture in the mechanical devices such as paintball markers, shirt guns, and electrical devices such as moisture in the mechanical devices, mechanical devices such as moisture in the mechanical devices such as paintball guns, which affect the pneumatic actuation valves, especially in applications such as paintball guns, which affect the pneumatic actuation valves, resulting in inefficiencies and increased maintenance costs.

Innovation Solution

A pneumatic actuation valve assembly comprising a timing spool and a mechanism for controlling the flow of pressurized fluid through a mechanism for regulating the flow of pressurized fluid through a system for regulating the flow of pressurized fluid to eject a projectile, which is particularly in the mechanical devices such as moisture in the mechanical devices such as paintball markers, shirt guns, and electrical devices such as paintball guns, which are affected by moisture in the mechanical devices such as paintball guns, resulting in inefficiencies and increased maintenance costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If mechanical pneumatic actuation valves are used, then reliability is improved and maintenance is simplified, but fire rate and accuracy deteriorate

Engineering Contradiction:
ImprovereliabilityVSAvoidfire rate
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent replaces traditional mechanical valve components with a pneumatic actuation system that uses pressurized gas to directly control the firing mechanism. This substitution eliminates mechanical wear and inconsistency while maintaining the reliability of mechanical systems, thereby improving fire rate and accuracy without sacrificing reliability.

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

Solution Approach 2:

The patent introduces a pneumatic actuation valve assembly that uses compressed gas pressure to control the firing cycle. By utilizing pneumatic principles, the system achieves faster and more consistent actuation compared to purely mechanical systems, resolving the contradiction between reliability and fire rate.

Inventive Principle:
Principle #29Pneumatics and hydraulics

2Device complexity

If mechanical pneumatic actuation valves are used, then device complexity is reduced and ease of repair is improved, but consistency and accuracy deteriorate

Engineering Contradiction:
Improvedevice complexityVSAvoidconsistency
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

The patent replaces inconsistent mechanical actuation with a pneumatic system that uses uniform gas pressure to ensure consistent firing. This substitution reduces device complexity by eliminating complex mechanical linkages while improving consistency through the uniform nature of pneumatic pressure.

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

Solution Approach 2:

The patent controls the timing and duration of the firing cycle by adjusting pneumatic pressure parameters rather than mechanical dimensions. This allows for precise control of consistency and accuracy through pressure regulation, maintaining simplicity while achieving high precision.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If electronic pneumatic actuation valves are used, then fire rate and accuracy are improved, but reliability deteriorates due to moisture sensitivity

Engineering Contradiction:
Improvefire rateVSAvoidreliability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent replaces electronic control systems with a pneumatic actuation mechanism that is inherently resistant to moisture. This substitution eliminates the reliability issues associated with electronics in humid environments while maintaining the high fire rate and accuracy achieved through precise pneumatic timing.

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

Solution Approach 2:

The patent uses pneumatic actuation components that are sealed and resistant to moisture, eliminating the sensitivity of electronic systems to environmental conditions. This approach maintains the performance benefits of electronic systems while achieving the reliability of mechanical systems.

Inventive Principle:
Principle #29Pneumatics and hydraulics

4Ease of operation

If mechanical pneumatic actuation valves are used, then ease of operation is improved, but trigger pull weight increases

Engineering Contradiction:
Improveease of operationVSAvoidtrigger pull
Core Design Contradiction:
Ease of operationVSForce

Solution Approach 1:

The patent uses pneumatic pressure to assist in actuating the firing mechanism, reducing the force required on the trigger. The compressed gas provides additional force to move the spool and initiate the firing cycle, making the trigger pull lighter while maintaining ease of operation.

Inventive Principle:
Principle #29Pneumatics and hydraulics

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 pneumatic actuation valve assembly provides improved fire rate, has a lighter trigger pull and is generally light weight, resulting in fewer shots per tank of air, which is particularly in the mechanical devices such as paintball markers, which affect the pneumatic actuation valves, leading to improved fire rate, has a lighter trigger pull and is generally light weight, resulting in fewer shots per tank of air, which is particularly in the mechanical devices such as paintball guns, which affect the pneumatic actuation valves, especially in applications such as paintball guns, which affect the pneumatic actuation valves, leading to improved fire rate, has a lighter trigger pull and is generally light weight, resulting in fewer shots per tank of air, which is particularly in the mechanical devices such as moisture in the mechanical devices, which affect the pneumatic actuation valves, especially in applications such as paintball guns, shirt guns, and shirt guns, which are generally easy to disassemble, and replacement parts are generally inexpensive, and only basic mechanical skill is needed to perform most maintenance on these mechanical platforms, which are typically not as fast, accurate, or consistent as electronic guns, but are more reliable and require less regular maintenance.

Implementation Method 1

a timing spring carried by the timing spool and configured to hold the timing spool in a forward position at a first phase of an operating cycle and to allow the rearward movement to a rearward position at a second phase of the operating cycle

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

when a fluid is received into a mid-main spool pressure area... when pressurized fluid enters a bolt pressure area... allowing pressurized fluid to eject the projectile from a barrel

Methodology Applied
Scientific EffectPressure: Pressure Increase

Implementation Method 3

a bore defined in the timing spool configured to allow pressure in a rear main spool pressure area to escape through the bore releasing rearward pressure on the timing spool

Methodology Applied
Scientific EffectPressure release: Depressurisation

Data Source

PatentUS12422055B2Pneumatic actuation valve assembly
Publication Date: 2025.09.23 WAR MACHINE INC
  • US12422055B2 patent drawing
  • US12422055B2 patent drawing
  • US12422055B2 patent drawing

AI summary

This system is a pneumatic actuation valve assembly that can include a frame; a timing spool housing; a timing spool carriage; a timing spool; a magnet configured to bias the timing spool in a forward position; a main spool and configured to travel toward a frame forward portion when a fluid is received into a mid-main spool pressure area wherein the main spool actuates a bolt carried by the frame and is configured to receive a projective in an open position and chamber the projective in a closed position; and, a bore defined in the timing spool configured to allow pressure in a rear main spool pressure area to escape through the bore releasing rearward pressure on the timing spool allowing the timing spool to travel from the rearward position to the forward position according to an attraction of the magnet.