Removable Applicator Syringe for Firearm Lubrication
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Solution Overview
Problem
Existing lubrication dispensers are often too large, prone to leaking, and not well-suited for convenient carry or dispensing lubricant within assembled firearms, failing to meet the needs of shooters for a reliable and portable solution.
Innovation Solution
A compact applicator syringe design featuring a removable plunger shaft and dispensing needle, with the needle stored within the barrel when disassembled, and a cap to prevent leakage, allowing for efficient application of lubricant to firearm parts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If a compact applicator syringe design is used, then portability and ease of carry are improved, but the risk of leakage during storage and transportation increases
Solution Approach 1:
The applicator syringe is divided into separable components including a removable plunger shaft and a dispensing needle that can be detached from the barrel. This segmentation allows the device to be disassembled for storage, reducing the risk of leakage while maintaining compact portability when assembled for use.
Solution Approach 2:
A cap is introduced as an intermediary component to seal the dispensing needle when not in use. This cap acts as a mediator between the lubricant reservoir and the external environment, preventing leakage during storage and transportation while allowing easy access when needed.
2Ease of operation
If the dispensing needle and plunger shaft are made removable, then ease of storage and transportation is improved, but device complexity increases
Solution Approach 1:
The dispensing needle is designed to nest within the barrel when removed, and the plunger shaft can be stored within the barrel as well. This nesting arrangement minimizes the space required for storage while maintaining simple component interactions, offsetting the added complexity of removability.
Solution Approach 2:
The barrel serves multiple functions: it acts as the main body containing lubricant, as a storage container for the removable needle and plunger shaft, and as a structural element that maintains device integrity. This multi-functionality reduces the need for separate storage containers, simplifying overall device organization despite the removable components.
3Volume of moving object
If the applicator syringe is designed for compact size, then portability is improved, but the amount of lubricant that can be stored is reduced
Solution Approach 1:
The plunger shaft is designed as a hollow cylindrical tube that can be compressed and expanded. When the device is assembled and in use, the plunger shaft expands to its full volume to maximize lubricant displacement capability. When disassembled for storage, it can be compressed to a smaller volume, allowing the device to adapt between storage and operational states.
Solution Approach 2:
The device utilizes changes in the physical state and volume of its components, particularly the plunger shaft, to optimize both compactness and lubricant capacity. The resilient material of the plunger shaft allows it to change volume dynamically, providing maximum lubricant storage when needed and compact form factor during storage.
Data Source
AI summary
Implementations of an applicator syringe are provided. In some implementations, the applicator syringe may be configured to dispense a lubricant from a dispensing needle thereof. In some implementations, the applicator syringe may be configured so that the plunger shaft and the dispensing needle are removable when not in use. In some implementations, when the applicator syringe has been disassembled, the dispensing needle may be stored within the barrel of the applicator syringe and the plunger shaft secured about the exterior of the barrel. In some implementations, the applicator syringe may comprise a barrel having a finger flange, a plunger positioned within the interior chamber of the barrel, a plunger shaft configured to urge the plunger forward, a dispensing needle that can be removably secured to the front end of the barrel, a removable cap, and a barrel plug.


