Selfie Phone Stand With Retractable Bands for Stable Mounting

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Solution Overview

Problem

Existing selfie sticks and tripods for smartphones are cumbersome, limit shooting angles, and may cause shaky or damaged photos due to user arm movement or instability.

Innovation Solution

A mobile phone fixing stand with a spiral spring mechanism, magnetic attachment, and adjustable bands that allow secure fixation to various structures, enabling stable and versatile selfie photography.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a multi-staged selfie stick is used to enable selfies without help, then the photo can be taken remotely, but the device becomes cumbersome and uncomfortable to carry

Engineering Contradiction:
Improveselfie capabilityVSAvoidcarrying comfort
Core Design Contradiction:
Ease of operationVSWeight of moving object

Solution Approach 1:

The patent extracts the phone holder from a long extendable stick and repositions it on a short stand with a fixing band. The fixing band is pulled out and wrapped around a structure to provide support, separating the support function from the holding function. This eliminates the need for a long cumbersome stick while maintaining selfie capability.

Inventive Principle:
Principle #2Taking out (Extraction)

2Stability of the object's composition

If a tripod is used to stabilize the phone, then clear photos can be taken, but the photos are limited to bottom-up angles and the tripod may fall down

Engineering Contradiction:
Improvephone stabilityVSAvoidshooting angle
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The patent employs a ball joint mechanism that allows the phone holder to rotate and adjust to various angles dynamically. The fixing band can also be adjusted in length and position. This dynamic adjustability enables stable photos at multiple angles while preventing the stand from falling over by allowing it to adapt to different structural surfaces.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If the fixing band is made elastic to accommodate different structures, then the stand can be fixed to various objects, but the phone may shake due to insufficient support

Engineering Contradiction:
Improvestructure compatibilityVSAvoidphone stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The patent combines multiple support mechanisms: the elastic fixing band for adaptation to different structures, the spiral spring for tension and stability, and the ball joint for angular adjustment. This combination of mechanisms works together to provide both versatility in structure compatibility and stability in phone support.

Inventive Principle:
Principle #5Merging (Combining)

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, stable, and versatile selfie photography at various angles without the need for user arm support or ground-based tripods, supporting different phone sizes and weights.

Implementation Method 1

a body (10) having a spiral spring mounted therein

Methodology Applied
Scientific EffectSpiral spring: Spring

Implementation Method 2

a mobile phone attachment plate (21) disposed on the head (20) and made of a magnet to which a mobile phone is fixedly attached

Methodology Applied
Scientific EffectMagnetism: Magnetism

Implementation Method 3

a fixing band (40) with a given width connected to the spiral spring, inserted into and drawn from the inside of the body (10) on a given side surface of the body (10), and made of an elastic material

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12372857B2Mobile phone fixing stand for selfies
Publication Date: 2025.07.29 KIM MIN SOO
  • US12372857B2 patent drawing
  • US12372857B2 patent drawing
  • US12372857B2 patent drawing

AI summary

The present invention relates to a mobile phone fixing stand for selfies, the mobile phone fixing sand comprising: a body (10) having a spiral spring mounted therein; a head (20) connected to the front surface of the body (10) by a ball joint; a fixing band (40) which is connected to the spiral spring and can be inserted into and withdrawn from the inside of the body (10) via the side surface of the body (10); an upper fixing band (40-1) which has one end fixed to the upper side of the front surface of the body (10) and another end connected to an end portion of the fixing band (40); and a lower fixing band (40-2) which has one end fixed to the lower side of the front surface of the body (10) and another end connected to the end portion of the fixing band (40). The upper fixing band (40-1) and the lower fixing band (40-2) pull and support the upper side and the lower side of the body (10), respectively, thereby fixing the body (10) to a structure.