Magnetic Device Stand with Plunger Release Mechanism

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Solution Overview

Problem

Existing device stands for electronic devices require standalone fasteners and tools for attachment, which is inconvenient and increases the device's cost and assembly complexity.

Innovation Solution

A device stand design that is attachable and removable from electronic devices without the need for standalone fasteners and tools, utilizing a plunger and slider mechanism with magnetic attraction for secure attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If standalone fasteners and tools are used for attaching the device stand, then the attachment is secure and reliable, but the assembly complexity and cost increase

Engineering Contradiction:
Improveattachment securityVSAvoidassembly complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The magnetic attachment mechanism merges the fastening function and the stand structure into a single integrated system. The magnet embedded in the base directly engages with the metal surface of the display device, eliminating the need for separate fasteners, screws, or tools. This consolidation reduces assembly complexity while maintaining secure attachment through magnetic force.

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If standalone fasteners and tools are used for attaching the device stand, then the attachment is secure and reliable, but the device cost increases

Engineering Contradiction:
Improveattachment securityVSAvoiddevice cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The magnetic attachment mechanism merges the fastening function and the stand structure into a single integrated system. The magnet embedded in the base directly engages with the metal surface of the display device, eliminating the need for separate fasteners, screws, or tools. This consolidation reduces assembly complexity while maintaining secure attachment through magnetic force.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent replaces the traditional mechanical fastening system (screws, bolts, clips) with a magnetic field-based attachment system. The magnet generates a magnetic field that attracts to the metal surface of the display device, providing secure attachment without mechanical fasteners. This substitution reduces the number of parts, simplifies manufacturing, and lowers overall device cost.

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

3Volume of moving object

If a removable device stand is included with the electronic device, then shipping and packaging size are reduced, but the attachment and removal process becomes more complex

Engineering Contradiction:
Improvepackaging sizeVSAvoidattachment convenience
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The patent replaces the traditional mechanical fastening system (screws, bolts, clips) with a magnetic field-based attachment system. The magnet generates a magnetic field that attracts to the metal surface of the display device, providing secure attachment without mechanical fasteners. This substitution reduces the number of parts, simplifies manufacturing, and lowers overall device cost.

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

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 easy and convenient attachment and removal of the device stand, reducing assembly complexity and cost, while allowing for compact packaging and improved user experience.

Implementation Method 1

a magnet to magnetically engage with the display device

Methodology Applied
Scientific EffectMagnetic attraction: Magnetism

Data Source

PatentUS12332685B2Device stands
Publication Date: 2025.06.17 HEWLETT PACKARD DEVELOPMENT COMPANY LP
  • US12332685B2 patent drawing
  • US12332685B2 patent drawing
  • US12332685B2 patent drawing

AI summary

In an example, a device stand may include a base having a plunger cavity extending into a device interface, a plunger having a sloped portion and movably disposed within the plunger cavity between a lock position and a release position, a slider having a slider ramp to engage with the sloped portion and disposed within a slide channel intersecting the plunger cavity, and a base magnet disposed on the plunger. The slider may be movable between a resting position and a depressed position. Upon the slider being moved from the resting position to the depressed position, the slider ramp may engage with the sloped portion to move the plunger from the lock position to the release position.