Timepiece Movable Ornamental Body Radial Motion

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Solution Overview

Problem

Existing timepieces lack complexity in the operation of their decorative bodies, which limits their engaging and dynamic display of time-telling mechanisms.

Innovation Solution

A timepiece design featuring a rotating plate with a gear system that allows a decorative body to move radially and revolve around a central axis, incorporating a guide pin and guide groove to convert rotary motion into linear motion, and a pressing plate for stabilization, enabling the decorative body to protrude and retract from the dial in a synchronized and intricate manner.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a simple rotating decorative body is used, then the structure is simple and easy to manufacture, but the operational complexity and visual interest are insufficient

Engineering Contradiction:
Improvestructure simplicityVSAvoidoperational complexity
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The decorative body is transformed from a static or simple rotating element into a dynamically complex mechanism that performs multiple motion types simultaneously. The gear system enables the decorative body to rotate around its own axis while also revolving around the central axis of the rotating plate, creating a compound motion pattern that significantly increases operational complexity and visual interest.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention adds a radial dimension to the decorative body's motion by enabling it to move toward and away from the central axis while rotating. This multi-dimensional movement (combining rotation around the central axis, rotation around its own axis, and radial movement) transforms a two-dimensional rotation into a three-dimensional complex motion, thereby enhancing operational complexity without proportionally increasing structural complexity.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If a gear system with radial movement is added, then the operational complexity increases, but the device complexity and manufacturing difficulty increase

Engineering Contradiction:
Improveoperational complexityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The rotating plate serves multiple functions simultaneously: it acts as the base for mounting the gear system, provides the rotational motion that drives the gear, and serves as the reference frame for the decorative body's complex motion. This multi-functionality reduces the need for separate components and simplifies the overall device structure while maintaining operational complexity.

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

Solution Approach 2:

The gear is rotatably mounted on the rotating plate, creating a nested configuration where one rotating mechanism is embedded within another. The decorative body is then linked to the gear, forming another nested layer. This nested arrangement allows multiple motion functions to be compactly integrated, increasing operational complexity without proportionally increasing device complexity or manufacturing difficulty.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Adaptability or versatility

If the decorative body is made movable in multiple directions, then the visual interest increases, but the stability and control become more difficult

Engineering Contradiction:
Improvevisual interestVSAvoidstability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The gear system provides inherent feedback control for the decorative body's motion. As the rotating plate rotates, it drives the gear which in turn controls the decorative body's radial movement and rotation. This mechanical feedback ensures that the decorative body's complex motions are synchronized with the rotating plate's rotation, maintaining stability and predictability in the overall system behavior.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The gear acts as an intermediary mechanism between the rotating plate and the decorative body. Instead of directly attaching the decorative body to the rotating plate (which would create unstable and uncontrolled motion), the gear mediates the transmission of motion, transforming the simple rotation of the plate into controlled complex motion of the decorative body, thereby maintaining system stability.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 design enhances the operational complexity and visual interest of the timepiece by allowing the decorative body to perform a more intricate and synchronized motion, providing a more engaging and dynamic display compared to traditional timepieces.

Implementation Method 1

a gear rotatably supported on the rotating plate and rotating in synchronization with rotation of the rotating plate with respect to the main plate

Methodology Applied
Scientific EffectGear mechanism: Gear

Implementation Method 2

the main plate may be provided with a tooth part extending in a circular-arc shape with the axis of rotation as a center, and the gear may mesh with the tooth part

Methodology Applied
Scientific EffectRack and pinion: Rack and Pinion

Implementation Method 3

the gear may be provided with a guide pin protruding toward the decorative body side at a position eccentric with respect to a center of rotation of the gear, and the decorative body may have a guide groove extending in a direction intersecting the first direction

Methodology Applied
Scientific EffectGuide mechanism: Guided Rotor Compressor

Data Source

PatentUS11934154B2Timepiece with movable ornamental body
Publication Date: 2024.03.19 SEIKO TIME CREATION INC
  • US11934154B2 patent drawing
  • US11934154B2 patent drawing
  • US11934154B2 patent drawing

AI summary

A timepiece includes three types of decorative plates. A first type of decorative plate includes numbers from 1 to 12 indicative of time in hours and is rotatable around a central axis of the time piece. A second type of decorative plate includes a plurality of second type of plate pieces collectively rotatable relative to the first type of decorative plate and each rotatable around its respective axis. The third type of decorative plate includes a plurality of third type of plate pieces collectively rotatable relative to the central axis of the timepiece and each movable radially with respect to the central axis of the timepiece.