11: Doraemon-Themed Lantern with Spring Mechanism | Japanese Patent Drawing

Doraemon-Themed Lantern with Spring Mechanism | Patent Drawing
Cited from JP5214275B2(J-PlatPat

Introduction: Why Combine a Lantern with a Spring-Activated Character?

Character-themed lanterns are common decorative items, but they often lack motion or interactive charm. This patent drawing introduces a Doraemon-inspired lantern equipped with a spring mechanism, turning a simple light source into a playful, animated decorative piece. It blends illumination with character movement, creating a delightful experience for both children and adults.

What the Patent Drawing Reveals About the Lantern Structure

The drawing highlights a unique lantern design featuring:

  • A Doraemon-shaped external shell
  • A spring-mounted internal support
  • A lightweight lantern body allowing gentle motion
  • A handle or top ring for carrying or hanging
  • An internal light or reflective element

This structure allows the lantern to bounce or sway when moved.

How the Spring-Activated Mechanism Works

The system animates the character through simple oscillation physics:

  • The lantern body is attached to a spring-loaded support
  • When the user walks or the lantern is shaken, the spring compresses and extends
  • The movement creates a rhythmic bounce of the Doraemon figure
  • Light reflections enhance the animated effect
  • The mechanism requires no electronics—motion is entirely mechanical

It creates a lively “walking with Doraemon” feeling.

Benefits of a Character Lantern with Motion

  • Enhances visual and emotional engagement
  • Appeals to children through movement, not just design
  • Lightweight and safe for carrying
  • Ideal for festivals, nighttime events, or themed decorations
  • Requires no batteries or electrical circuitry

It turns a lantern into a moving companion.

Engineering Considerations

  • Spring elasticity calibrated for safe, smooth oscillation
  • Weight distribution to prevent wobbling
  • Material durability under repeated movement
  • Heat-safe interior if a light source is used
  • Stability of the attachment between spring and lantern shell

Mechanical simplicity supports playful functionality.

Patent Attorney’s Thoughts

Some inventions feel like small celebrations of motion.
This lantern, with its bouncing Doraemon figure, transforms light into companionship.
Its simplicity is part of its charm—an ordinary object animated by a single spring, creating a gentle dance that follows the rhythm of walking.
It is a reminder that even small mechanical ideas can spark joy.

Application of the Technology: “Animated Character Lantern Platform”

Purpose

To create character-themed lanterns with spring-driven animation that enhances interaction and visual appeal.

System Components

  • Character-shaped lantern shell
  • Spring-mounted internal support
  • Lightweight lantern body
  • Carrying handle or hanging ring
  • Optional reflective or lighting element

Operational Flow

  1. The user lifts or carries the lantern.
  2. Movement triggers spring compression and rebound.
  3. The lantern sways or bounces.
  4. Light reflections enhance the animation.
  5. The device functions as a decorative, interactive lantern.

Final Reflections

This spring-animated lantern demonstrates how a simple mechanism can transform lighting into movement and emotion—a playful fusion of character design and mechanical creativity.

Disclaimer: This content is an AI-generated reinterpretation based on a patent drawing.
It is provided for educational and cultural purposes only, and not as legal advice.

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