Portable Device Accessory With Swing Plate And Snap-Fit Assembly

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Solution Overview

Problem

Existing accessories for portable devices do not efficiently support devices on surfaces, requiring separate stands and complicating assembly and manufacturing, while also limiting angle adjustment and multi-use capabilities.

Innovation Solution

A simplified accessory design featuring a base with a passage channel and mounting depression, a guider with fastening recesses, a polygonal swing plate, a movable member, and a C-shaped grip, allowing for easy assembly, angle adjustment, and attachment to selfie sticks or tripods without screws or rivets.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a separate support stand is used to support the portable device on a bottom surface, then the portable device can be supported on surfaces, but the accessory structure becomes complex and assembly becomes difficult

Engineering Contradiction:
Improvesupport capabilityVSAvoidaccessory structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines the support stand function with the carrying strap into a single integrated accessory. The strap includes a first support portion and a second support portion that work together to provide support functionality, eliminating the need for a separate support stand and simplifying the overall structure.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The accessory is designed to perform multiple functions: it can carry the portable device, support the device on surfaces, and provide angle adjustment. The strap structure incorporates both carrying and support capabilities, allowing one accessory to replace multiple separate accessories.

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

2Reliability

If traditional assembly methods with screws or rivets are used, then the accessory structure is stable, but assembly time increases and manufacturing costs increase

Engineering Contradiction:
Improveassembly stabilityVSAvoidassembly efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent replaces traditional mechanical fastening methods (screws, rivets) with a snap-fit or elastic deformation mechanism. The connection portion utilizes elastic deformation to achieve secure attachment without requiring threaded fasteners, thereby simplifying assembly and reducing manufacturing complexity.

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

3Productivity

If the accessory structure is simplified for easy assembly, then assembly efficiency improves, but the ability to maintain rotated angles may be compromised

Engineering Contradiction:
Improveassembly efficiencyVSAvoidangle maintenance
Core Design Contradiction:
ProductivityVSStability of the object's composition

Solution Approach 1:

The patent incorporates a swing plate that can rotate and lock at different angles. The connection block can be rotated relative to the base, and the swing plate maintains the rotated position through its geometric shape and interaction with the connection block, enabling both easy adjustment and stable angle maintenance.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10274814B2Accessory for portable electric/electronic device
Publication Date: 2019.04.30 JEON DAEHYUNG
  • US10274814B2 patent drawing
  • US10274814B2 patent drawing
  • US10274814B2 patent drawing

AI summary

Disclosed is an accessory for a portable electric/electronic device. The accessory includes: a base configured such that the back surface of a portable device is mounted on the back surface thereof, a passage channel having an entrance is formed through the center thereof, and a mounting depression is formed through the bottom surface thereof; a guider configured such that the guider is seated in the mounting depression, fastening recesses are oppositely and repeatedly formed on the left and right sides thereof, and the entry side thereof is open; a connection block including a polygonal swing plate configured to be seated in the fastening recesses, and a movable member configured to move along the passage channel and to have a connection hole; a grip formed configured such that the hinge shaft is fitted thereinto; and a cover configured to be mounted into the mounting depression of the base.