Protective Cover for Firearm Sighting Device with Securing Protrusions

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Solution Overview

Problem

Existing protective covers for sighting devices, such as reflex sights and scopes, are cumbersome and fail to securely attach during operational actions like aiming and shooting, especially under daylight conditions where UV interference can affect aiming marks.

Innovation Solution

A protective cover with a cover body featuring a housing portion and a base portion, equipped with securing protrusions that match indented slots on the device, allowing for secure attachment without obstructing aiming capabilities, and a lens shield that reduces UV interference.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a protective cover is used to cover the sighting device, then the device is protected from damage, but the aiming function cannot be performed

Engineering Contradiction:
Improveprotection of sighting deviceVSAvoidaiming function
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The protective cover is segmented into a cover body and a base portion, with the base portion featuring securing protrusions that engage with indented slots on the sighting device. This segmentation allows the cover to be securely attached while maintaining the aiming function through the transparent element.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A transparent element is introduced as an intermediary component between the cover body and the sighting device lens. This transparent element allows light to pass through while providing UV protection, thereby maintaining the aiming function while protecting the device.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a protective cover is used to protect the sighting device, then the device is protected, but the cover easily falls down during operational actions

Engineering Contradiction:
Improveprotection of sighting deviceVSAvoidattachment stability
Core Design Contradiction:
ReliabilityVSStability of the object's composition

Solution Approach 1:

The cover is divided into a cover body and a base portion with securing features. The base portion includes protrusions that fit into slots on the device, creating a stable connection that prevents the cover from falling during aiming and shooting operations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The securing protrusions are designed with curved surfaces that match the curvature of the indented slots on the sighting device. This curved geometry enhances the engagement stability and prevents the cover from detaching during operational movements.

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Stability of the object's composition

If the protective cover is secured tightly on the device, then the attachment is secure, but the aiming capability is obstructed

Engineering Contradiction:
Improveattachment securityVSAvoidaiming capability
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The cover body is designed with a secured base portion and a separate viewing area. The securing protrusions are located on the base portion away from the viewing area, allowing tight attachment while maintaining clear aiming capability through the transparent element.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cover body has different properties in different areas: the base portion has securing protrusions for tight attachment, while the cover body portion containing the transparent element has optical transparency to maintain aiming capability. This local differentiation resolves the contradiction between secure attachment and aiming functionality.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS20250076004A1Protective cover for sighting device
Publication Date: 2025.03.06 LIN ALAN NATHAN
  • US20250076004A1 patent drawing
  • US20250076004A1 patent drawing
  • US20250076004A1 patent drawing

AI summary

A protective cover for a device installed on a firearm includes a cover body having a housing portion and a base portion integrally and inwardly extended from the housing portion; wherein the cover body includes an inner surface having at least one securing protrusion configured to match with an outer surface of the device for tightly securing the cover body on the device.