Pistol Frame Disassembly Bed with Contoured Depression

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Solution Overview

Problem

Pistol disassembly is challenging due to the lack of stability during maintenance, leading to potential damage and loss of small parts, as existing methods fail to provide a secure and controlled environment for disassembly and reassembly.

Innovation Solution

A Pistol Frame Disassembly Bed (PFDB) with a pistol bed depression and a drawer system that accommodates the pistol frame and trigger mechanism, offering a stable and secure platform for disassembly and reassembly, using materials like wood, metal, or plastic, with customizable dimensions and design to fit various pistol models.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a pistol is held or supported manually during disassembly, then the disassembly process can be performed, but the pistol becomes unstable causing parts to slip and roll away or the pistol to be damaged

Engineering Contradiction:
Improvedisassembly processVSAvoidpistol stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The patent introduces a disassembly bed as an intermediary device between the operator and the pistol. The bed provides a stable platform with a contoured depression that cradles the pistol frame, while a trigger guard aperture restrains the trigger mechanism. This intermediary structure eliminates the need for manual holding, preventing parts from slipping away and protecting the pistol from damage during disassembly and reassembly operations.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Stability of the object's composition

If clamp type devices are used to secure the pistol, then stability is improved, but the pistol may be damaged at the point where clamp pressure is applied

Engineering Contradiction:
Improvepistol stabilityVSAvoidclamp pressure damage
Core Design Contradiction:
Stability of the object's compositionVSObject-affected harmful factors

Solution Approach 1:

The disassembly bed features a contoured depression specifically shaped to match the pistol frame's geometry, distributing contact forces across multiple localized areas rather than concentrating pressure at single points. The soft material construction further distributes pressure, preventing damage to the pistol while maintaining stability throughout the disassembly process.

Inventive Principle:
Principle #3Local quality

3Ease of manufacture

If tools are used to disassemble the pistol without proper support, then disassembly can be performed, but the tool may slip and scratch or damage the pistol

Engineering Contradiction:
Improvedisassembly capabilityVSAvoidtool slip damage
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The disassembly bed acts as a mediator that secures the pistol in a stable position, preventing tool slippage. The contoured depression and trigger guard aperture work together to restrain the pistol frame and trigger mechanism, providing a stable base that prevents tools from slipping and causing scratches or damage during punching and disassembly operations.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Ease of operation

If the pistol is laid out on a flat surface for disassembly, then the process can be performed, but the pistol remains unstable and parts can be lost or the pistol damaged

Engineering Contradiction:
Improvedisassembly processVSAvoidpistol stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The disassembly bed features an asymmetric contoured depression specifically shaped to match the asymmetric geometry of the pistol frame. This asymmetric design provides precise geometric restraint, cradling the pistol in a stable position that prevents movement and part loss, while the symmetry-breaking trigger guard aperture provides additional restraint for the trigger mechanism.

Inventive Principle:
Principle #4Asymmetry

Data Source

PatentUS9958224B2Pistol frame disassembly bed
Publication Date: 2018.05.01 AGNELLI JR VINCENT R
  • US9958224B2 patent drawing
  • US9958224B2 patent drawing
  • US9958224B2 patent drawing

AI summary

A pistol frame disassembly bed (“PFDB”) that offers a steady platform for disassembling and reassembling pistols, in a safer and controlled manner. The PFDB is in the overall configuration of a box with a pistol bed having a bed depression for holding a pistol frame, a trigger mechanism housing aperture, and a drawer. The top surface of the PFDB incorporates the pistol bed which is a three-dimensional depression in relation to the top of the PFDB. The pistol bed is in the shape of a side of a pistol frame (receiver) to accommodate a suitable type of pistol.