Lock Decoder With Integrated Fluorescent Backing Plate

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Solution Overview

Problem

Conventional lock decoders are difficult to use in low-light conditions due to metal reflections and require two hands, making it challenging for locksmiths to read bitting codes accurately, especially in adverse weather or dark locations.

Innovation Solution

A lock decoder with a built-in light source, featuring a fluorescent or phosphorescent backing plate and holes that illuminate key bitting codes on a plate, allowing for easy reading in low light conditions without needing additional hands.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If a conventional lock decoder is used, then the structure is simple and easy to manufacture, but the reading of bitting codes is difficult in low-light conditions due to metal reflections

Engineering Contradiction:
Improveillumination of bitting codesVSAvoiddecoder structure
Core Design Contradiction:
Illumination intensityVSDevice complexity

Solution Approach 1:

The patent combines the light source with the decoder body, integrating illumination functionality into the existing tool. The light source is positioned to illuminate the bitting codes directly on the decoder surface, eliminating the need for separate lighting equipment and reducing overall system complexity while solving the low-light reading problem

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent introduces a light-reflecting element as an intermediary between the light source and the bitting codes. This intermediary reflects light onto the coded information, enhancing visibility without requiring the decoder itself to be transparent or requiring complex transparent construction

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If a torch or external light is used with the decoder, then illumination may be achieved, but it requires an additional hand and increases device complexity

Engineering Contradiction:
Improveone-handed operationVSAvoiddecoder structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The illumination function is merged with the decoder tool itself, allowing the user to operate the decoder with one hand while the integrated light source provides continuous illumination. This eliminates the need to hold a separate torch or light source, enabling true one-handed operation in low-light conditions

Inventive Principle:
Principle #5Merging (Combining)

3Strength

If the decoder is made of metal for durability, then strength is improved, but reflections from the metal surface make reading bitting codes difficult

Engineering Contradiction:
Improvedecoder durabilityVSAvoidvisibility of bitting codes
Core Design Contradiction:
StrengthVSIllumination intensity

Solution Approach 1:

The patent applies different surface properties to different areas of the decoder. The main body can remain metal for strength, while specific areas where bitting codes are displayed have modified surface characteristics (such as matte finish, non-reflective coating, or localized transparency) to prevent reflections and enhance code visibility

Inventive Principle:
Principle #3Local quality

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

Facilitates accurate reading of lock bitting codes in poor lighting, enhancing usability for locksmiths in difficult environments by providing clear illumination of key bitting codes through the use of a light-emitting backing plate and hole markings.

Implementation Method 1

the light source comprises a fluorescent or phosphorescent backing-plate that is secured over the other side of the plate

Methodology Applied
Scientific EffectFluorescence: Fluorescence

Implementation Method 2

the light source comprises a fluorescent or phosphorescent backing-plate that is secured over the other side of the plate

Methodology Applied
Scientific EffectPhosphorescence: Phosphorescence

Data Source

PatentUS20150275548A1Lock decoders
Publication Date: 2015.10.01 UAP
  • US20150275548A1 patent drawing
  • US20150275548A1 patent drawing
  • US20150275548A1 patent drawing

AI summary

A lock decoder with a light source has a plate and at least one pick lever that is adapted at one end for insertion in a lock to be decoded and adapted at its other end by provision of a pointer. The pointer moves over the plate as the pick lever is manipulated within a lock and this side of the plate bears indications comprising a range of key bitting codes for each pin position within the lock that may be individually indicated by the pointer. The plate is adapted to permit light to shine through at least predetermined parts of it to illuminate the indications and the light source is secured to the decoder so that it shines through the plate. Preferably, the light source comprises a fluorescent or phosphorescent backing-plate that is secured over the other side of the plate.