Twist Lock Mechanism for Carrier Stability

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Solution Overview

Problem

Existing carriers formed from multiple sections or components require a reliable and reversible locking mechanism to securely hold implements in a configured state while allowing for easy disassembly and reconfiguration.

Innovation Solution

A twist lock system comprising a male post with slots and locking grooves and a female ring with locking fins, allowing secure locking and easy unlocking by rotational alignment and movement, suitable for various applications including handgun holsters and carriers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a locking mechanism is made secure and reliable, then the carrier stability is improved, but the ease of unlocking and disassembly deteriorates

Engineering Contradiction:
Improvecarrier stabilityVSAvoidease of unlocking
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The locking mechanism transitions from a static locked state to a dynamic unlocking state through rotational motion. The twist lock requires a twisting action to disengage, providing a clear mechanical dynamic transition that ensures the carrier remains securely locked during normal use but can be easily unlocked when needed.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The locking mechanism is designed to be self-locking through its geometric features. Once the carrier sections are assembled, the locking features automatically engage without requiring additional locking actions. The user simply needs to twist the lock to release it, making the system self-sustaining in its locked state.

Inventive Principle:
Principle #25Self-service

2Reliability

If a locking mechanism is made secure, then the carrier reliability is improved, but the device complexity increases

Engineering Contradiction:
Improvelocking reliabilityVSAvoidlocking mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The locking mechanism is divided into distinct functional segments: locking features on the first carrier section, complementary locking features on the second carrier section, and a twist lock component. This segmentation allows each element to perform its specific function simply, while collectively providing reliable locking without excessive overall complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The locking mechanism combines multiple functions into a single integrated system. The twist lock simultaneously engages and disengages the locking features through one rotational motion, merging the locking, holding, and unlocking functions into a unified mechanism that reduces overall complexity.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If the carrier is formed from multiple sections, then the adaptability and configurability are improved, but the need for a locking mechanism increases device complexity

Engineering Contradiction:
Improvecarrier configurabilityVSAvoidlocking mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The locking mechanism is designed with universal applicability to the carrier's multiple sections. The same locking features and twist lock design can be applied to different carrier configurations and implementations, providing a standardized solution that works across various carrier designs without requiring custom locking mechanisms for each configuration.

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

Data Source

PatentUS10334914B2Twist lock
Publication Date: 2019.07.02 SAFARILAND LLC
  • US10334914B2 patent drawing
  • US10334914B2 patent drawing
  • US10334914B2 patent drawing

AI summary

A locking mechanism that can be used to temporarily lock multiple component parts into a joined configuration includes a twist lock system. For example, the twist lock system includes a first male portion including a post having one or more features in one or more surfaces of the post and a second female portion including a ring arranged to fit over the post and to engage the features of the post.