Belt-Fed Rotary Gun Feed Assembly with Separable Links

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Solution Overview

Problem

Existing rotary guns face inefficiencies in cartridge feeding mechanisms, requiring complex systems with numerous moving parts that complicate maintenance and reduce operational reliability.

Innovation Solution

A belt-feed assembly with separable links and a feed ram system that directly deposits cartridges into the gun's chambers, allowing for adjustable length and continuous saturational fire without additional feed mechanisms.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a complex feed mechanism with numerous moving parts is used in rotary guns, then cartridge feeding capability is improved, but device complexity and maintenance needs increase

Engineering Contradiction:
Improvecartridge feeding capabilityVSAvoidnumber of moving parts
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The belt feed mechanism is divided into separable belt links that can be independently assembled and disassembled. Each belt link contains a cartridge holder and feed channel, allowing the feed system to be segmented into modular units that reduce overall complexity while maintaining feeding capability

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The belt feed assembly serves multiple functions: it feeds cartridges to the rotary gun, provides structural support through the belt links, and enables continuous saturation fire. The separable belt links can accommodate different cartridge types and calibers, making the system universally applicable to various rotary gun configurations

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

2Productivity

If a complex feed mechanism with numerous moving parts is used in rotary guns, then cartridge feeding capability is improved, but ease of repair and maintenance deteriorate

Engineering Contradiction:
Improvecartridge feeding capabilityVSAvoidmaintenance complexity
Core Design Contradiction:
ProductivityVSEase of repair

Solution Approach 1:

The belt feed mechanism is divided into separable belt links that can be independently assembled and disassembled. Each belt link contains a cartridge holder and feed channel, allowing the feed system to be segmented into modular units that reduce overall complexity while maintaining feeding capability

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The separable belt links are designed to be easily replaced when worn or damaged. Rather than repairing complex feed mechanisms, individual belt links can be quickly discarded and replaced with new or refurbished links, significantly simplifying maintenance operations

Inventive Principle:
Principle #34Discarding and recovering

3Device complexity

If a belt-feed assembly with separable links is used, then device complexity is reduced, but reliability may worsen due to potential connection issues between separable links

Engineering Contradiction:
Improvenumber of moving partsVSAvoidfeed continuity
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

Multiple separable belt links are connected to form a continuous belt structure that maintains uninterrupted cartridge feeding. The connections between belt links are designed to ensure smooth transitions and prevent feeding interruptions, merging the individual links into a reliable continuous feed system

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The belt link connections are designed with tolerance and alignment features that prevent feeding interruptions before they can occur. The structural design anticipates potential connection issues and incorporates features that maintain feed continuity even under varying operational conditions

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Data Source

PatentUS12405075B2Belt-fed rotary gun
Publication Date: 2025.09.02 TIPPMANN INDAL PRODS
  • US12405075B2 patent drawing
  • US12405075B2 patent drawing
  • US12405075B2 patent drawing

AI summary

A belt-fed Gatling-style gun is provided. In some embodiments, the belt-feed system allows a plurality of individually separable belt links to be connected in series to feed cartridges to a belt-fed rotary gun. Each individual belt link may be removably connected to a series of belt links to facilitate ease of loading and making belts of ammunition of any length.