Movable Clipping Plate for Stable Attachment on Curved Surfaces

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Solution Overview

Problem

Existing clips fail to ensure effective clipping on special-shaped objects such as automobile hoods, curved panels, or profiles, leading to unstable positioning of products like lamps, surface damage, or excessive force application.

Innovation Solution

A clip design featuring a first and second clip body connected through a pin with an elastic member, and a movable clipping plate with an inwardly curved surface, allowing for adjustable clipping based on the object's shape, ensuring stable and firm attachment without surface damage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a conventional clip with rigid clipping portions is used, then the clipping force is sufficient to hold products, but the clipping force cannot be adjusted to match different surface shapes, causing either ineffective clipping or surface damage

Engineering Contradiction:
Improveadaptability to different surface shapesVSAvoidclipping effectiveness
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The clipping plate is designed to be movable relative to the clip bodies, allowing it to rotate and adjust its orientation. This dynamic structure enables the clipping plate to adapt to different surface shapes (flat, curved, inclined) while maintaining reliable clipping force through the elastic member's continuous urging action.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The clipping plate can change its angular position and orientation parameters to match the curvature and shape of different surfaces. By adjusting these geometric parameters, the clipping plate maintains optimal contact with various surface shapes, resolving the contradiction between adaptability and clipping reliability.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If the clipping force is increased to ensure stable positioning, then the product positioning is more secure, but the clipped object surface may be crushed or damaged

Engineering Contradiction:
Improvepositioning stabilityVSAvoidsurface damage
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The clipping plate distributes the clipping force across a larger contact area with its curved surface, while the elastic member provides localized adjustable force. This local quality distribution prevents concentration of force on a single point, reducing surface damage risk while maintaining positioning stability.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The movable clipping plate with its curved surface acts as a cushioning element that distributes and softens the clipping force before it contacts the clipped object. This beforehand cushioning effect prevents sudden high-force impact that could damage the object surface, while still ensuring stable positioning.

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

3Adaptability or versatility

If the clipping plate is made fixed to ensure consistent clipping force, then the clipping mechanism is simple, but it cannot adapt to special-shaped objects like curved panels or automobile hoods

Engineering Contradiction:
Improvecompatibility with special-shaped objectsVSAvoidclip structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The clipping plate is connected to the clip bodies through hinges, creating a dynamic structure that can rotate and adjust. This adds minimal complexity while providing the adaptability needed to handle special-shaped objects such as curved panels and automobile hoods effectively.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The clip is divided into separate functional components: clip bodies, elastic members, and a movable clipping plate. This segmentation allows each component to perform its specific function independently, with the clipping plate specifically responsible for shape adaptation, thereby managing overall device complexity.

Inventive Principle:
Principle #1Segmentation

4Adaptability or versatility

If the clipping plate rotates freely to adapt to any shape, then the adaptability is maximized, but the clipping force may be insufficient on certain surfaces

Engineering Contradiction:
Improveshape adaptation rangeVSAvoidclipping force magnitude
Core Design Contradiction:
Adaptability or versatilityVSForce

Solution Approach 1:

The elastic member provides continuous feedback force on the clipping plate, ensuring that regardless of the plate's rotational position or the surface shape, sufficient clipping force is always applied. This feedback mechanism maintains the balance between adaptability and force magnitude.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The hinged connection allows the clipping plate to rotate dynamically in response to surface shape while the elastic member's urging force dynamically adjusts to maintain optimal clipping force. This dynamic balance enables both wide shape adaptation and sufficient clipping force.

Inventive Principle:
Principle #15Dynamics

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

The clip achieves a smooth and stable clipping effect on various surfaces, including irregularly shaped objects, by automatically adjusting to the object's shape, preventing surface damage and ensuring the product is positioned securely.

Implementation Method 1

an elastic member acting on the first and second clip bodies, wherein either the first clipping portion or the second clipping portion is hinged to the middle portion of the movable clipping plate

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

the movable clipping plate has an inwardly curved clipping surface cooperating with the first clipping portion or the second clipping portion which is not hinged to the middle portion of the movable clipping plate

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Data Source

PatentUS12326244B2Clip and a lamp thereof
Publication Date: 2025.06.10 YUYAO YUCHANG ELECTRICAL APPLIANCE
  • US12326244B2 patent drawing
  • US12326244B2 patent drawing
  • US12326244B2 patent drawing

AI summary

A clip has a first clip body, a second clip body rotatably connected to the first clip body through a pin, an elastic member, a movable clipping plate; wherein, the first clip body has a first clipping portion and a first operating portion respectively located on opposite sides of the pin, the second clip body has a second clipping portion and a second operating portion; the elastic member urges the first clipping portion against the second clipping portion; either the first clipping portion or the second clipping portion is hinged to a middle portion of the movable clipping plate, and the movable clipping plate has an inwardly curved clipping surface. A lamp can be equipped with the clip. Under such design, the movable clipping plate clips a surface of a clipped object and achieve a smooth clipping effect.