Keyless Mobile Device Lock with Elastic Cushioning

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Solution Overview

Problem

Conventional mobile device locks require a key for operation, which is inconvenient, and can be difficult to unlock due to high friction between the locking pin and cavity, leading to key removal issues.

Innovation Solution

A mobile device lock design featuring a main body, lock body, fastening set, and elastic element, where the fastening set moves relative to the main body to fill a cavity, allowing locking without a key, and an elastic element provides cushioning and stability for secure engagement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a key-based locking mechanism is used, then the locking device can be secured, but the ease of operation deteriorates because a key is required for locking and unlocking

Engineering Contradiction:
Improvelocking securityVSAvoidease of locking and unlocking
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The locking mechanism is designed to automatically lock and unlock without requiring a key. The fastening set includes a locking element that automatically engages with the cavity when the mobile device is inserted, and the locking pin automatically returns to its initial position to unlock the locking device when the fastening set is removed, enabling self-service operation

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The key is completely removed from the locking mechanism. Instead of using a key to operate the locking device, the invention uses the insertion and removal of the fastening set itself to trigger the locking and unlocking actions, extracting the key dependency from the system

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If the locking pin is tightly fitted in the cavity for secure locking, then the reliability improves, but the ease of operation worsens because high friction makes unlocking difficult

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

Solution Approach 1:

The locking pin is designed to be movable rather than fixed. It can slide along the locking element under the action of elastic force, allowing it to dynamically adjust its position. The elastic element provides a restoring force that automatically returns the locking pin to its initial position, enabling easy unlocking without requiring high friction to be overcome manually

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The elastic element is pre-installed in the locking device to provide cushioning and restoring force. This beforehand cushioning ensures that the locking pin can be easily returned to its initial position after locking, reducing the friction problem and enabling smooth unlocking operation

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

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

Enables convenient locking and unlocking of mobile devices without a key, improving usability and preventing scratches with the elastic element's cushioning effect, while maintaining a stable locking mechanism.

Implementation Method 1

an elastic element provides cushioning and stability for secure engagement

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS10378249B1Mobile device lock
Publication Date: 2019.08.13 ABA UFO INT CORP
  • US10378249B1 patent drawing
  • US10378249B1 patent drawing
  • US10378249B1 patent drawing

AI summary

A mobile device lock has a main body, a lock body, and a fastening set. The lock body and the fastening set are respectively mounted to the main body. The fastening set may move relative to the main body when the fastening set is inserted into a cavity of a mobile device, two sliding blocks of the fastening set fill the cavity, and then the fastening set is engaged with the main body. Therefore, the mobile device can be locked without using any key.