Modular Pocket Hole Jig Assembly for Fast Accurate Setup

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Solution Overview

Problem

Existing pocket hole jig systems are complex, difficult to set up, and often result in non-optimal performance, leading to weak joints and incorrect screw usage, requiring extensive time and material for setup and testing.

Innovation Solution

A mini pocket hole jig system with interchangeable jig segments and spacers, featuring a lock feature and receiver mechanism for easy assembly, a grippy clamping surface, and a tail section with a stop feature for precise workpiece alignment, allowing for quick and intuitive setup without the need for extensive instructions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If existing pocket hole jig systems are used, then pocket hole joinery can be achieved, but the setup process becomes complex and time-consuming

Engineering Contradiction:
Improvesetup processVSAvoidsetup time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The jig system is divided into separate modular components including a base unit, extension modules, and interchangeable drill guide inserts. Each module can be independently configured and assembled, allowing users to build only the setup they need for the current task rather than configuring a complete complex system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system incorporates visual indicators and self-explanatory component design that allow users to understand and configure the jig without needing detailed instructions. The components are designed to be intuitively assembled through shape-matching interfaces and visual alignment features.

Inventive Principle:
Principle #25Self-service

2Reliability

If existing pocket hole jig systems are used, then pocket hole joinery can be achieved, but the configuration is difficult to verify, leading to improper setup

Engineering Contradiction:
Improveconfiguration accuracyVSAvoidsetup process
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system includes visual feedback mechanisms such as alignment indicators, color-coded components, and physical stops that provide immediate confirmation when components are correctly positioned. This allows users to verify proper configuration without external measurement tools or complex procedures.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The drill guide inserts are pre-configured with specific drilling angles and depth stops built into their design. This preliminary preparation ensures that when the insert is installed in the base unit, the correct pocket hole geometry is automatically achieved without requiring the user to calculate or measure angles during setup.

Inventive Principle:
Principle #10Preliminary action

3Manufacturing precision

If existing pocket hole jig systems are used, then pocket hole joinery can be achieved, but extensive testing and material consumption are required

Engineering Contradiction:
Improvejoint qualityVSAvoidmaterial waste
Core Design Contradiction:
Manufacturing precisionVSLoss of substance

Solution Approach 1:

The system includes pre-configured drill guide inserts with precise angle and depth settings built into their design. This preliminary preparation ensures correct pocket hole geometry from the first attempt, eliminating the need for test holes and material consumption for setup verification.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system replaces complex mechanical adjustment mechanisms with precision-machined drill guide inserts that maintain consistent drilling angles and depth. This eliminates variability in setup and ensures repeatable joint quality without requiring multiple test runs to verify configuration.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Adaptability or versatility

If existing pocket hole jig systems are used, then pocket hole joinery can be achieved, but the system complexity increases

Engineering Contradiction:
Improvejig functionalityVSAvoidsystem structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The jig system is divided into separate modular components including a base unit, extension modules, and interchangeable drill guide inserts. Each module can be independently configured and assembled, allowing users to build only the setup they need for the current task rather than managing a single complex integrated system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The base unit is designed with universal interfaces that can accommodate multiple types of drill guide inserts and extension modules. A single base unit can perform multiple functions by simply changing the inserted module, eliminating the need for multiple specialized jigs and reducing overall system complexity.

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

Data Source

PatentUS11504778B2Mini pocket hole jig system
Publication Date: 2022.11.22 KREG ENTERPRISES INC
  • US11504778B2 patent drawing
  • US11504778B2 patent drawing
  • US11504778B2 patent drawing

AI summary

A pocket hole jig system is formed of a plurality of jig segments, wherein each jig segment includes a main body having a drill guide and a lock feature that protrudes outward on a first side of the main body and a recess that protrudes inward on a second side of the main body. The system also includes one or more spacers that have a main body of varying width and a lock feature that protrudes outward on a first side of the main body and a recess that protrudes inward on a second side of the main body. Jig segments and spacers may be connected together by inserting the lock feature of a jig segment or spacer into the recess of an adjacent jig segment or spacer. In one arrangement opposing jig segments and/or spacers lock together with a combination of rotational movement as well as sliding movement.