Smart Watch Independent Analog Arms Display Clarity

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Solution Overview

Problem

Conventional smart watches with digital displays are unattractive to many users, and incorporating analog watch arms with a common gear train is impractical as it obscures or limits the display, making it difficult to achieve an aesthetically appealing design that supports various modes of operation.

Innovation Solution

A smart watch design featuring independently rotating analog watch arms over a display device, with a bezel that selects modes of operation, allowing the arms to configure without obstructing the display, enabling timekeeping, date, weather, compass, and application modes without the limitations of a traditional gear train.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a common gear train is used to drive analog watch arms, then the mechanical structure is simplified, but the display area is obscured and limited

Engineering Contradiction:
Improvemechanical structureVSAvoiddisplay area
Core Design Contradiction:
Device complexityVSArea of stationary object

Solution Approach 1:

The patent divides the drive system into independent segments, with each watch arm having its own separate drive mechanism rather than being connected through a common gear train. This allows each arm to be positioned independently without mechanical interference, maximizing the display area while maintaining aesthetic appeal.

Inventive Principle:
Principle #1Segmentation

2Reliability

If analog watch arms are positioned to show time, then timekeeping function is maintained, but the display is obstructed

Engineering Contradiction:
Improvetimekeeping functionVSAvoiddisplay visibility
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The patent implements dynamic positioning of watch arms that can independently adjust their positions based on the selected mode of operation. In digital modes, the arms can be positioned to minimize obstruction, while in analog modes, they return to traditional timekeeping positions, thus maintaining both display visibility and timekeeping reliability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent uses the watch arms as decorative elements that copy the aesthetic appearance of traditional analog watches without requiring them to function as actual time indicators in digital modes. This allows the display to show digital information clearly while the arms maintain their visual appeal.

Inventive Principle:
Principle #26Copying

3Adaptability or versatility

If the smart watch supports multiple modes of operation, then versatility is improved, but the device complexity increases

Engineering Contradiction:
Improvemodes of operationVSAvoidcontrol mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a universal control system where the independent drive mechanisms for each watch arm serve multiple functions: they control the arms' positions for both timekeeping display and mode selection. This single mechanism handles both traditional watch functionality and smartwatch mode switching, reducing overall device complexity despite supporting multiple modes of operation.

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

Data Source

PatentUS11194295B2Smart watch
Publication Date: 2021.12.07 GARMIN SWITZERLAND GMBH
  • US11194295B2 patent drawing
  • US11194295B2 patent drawing
  • US11194295B2 patent drawing

AI summary

A smart watch comprises a case, a display device configured to present a user interface disposed in substantially all of a face of the case, a bezel around the display device configured to be rotated to select a mode of operation of the smart watch, and an analog first watch arm and an analog second watch arm disposed over the display, the second watch arm coaxial with the first watch arm. In a first mode of operation, the user interface presents a watch dial and control the first and second watch arms indicate a time of day first and second watch arms to indicate a time of day. In a second mode of operation, the user interface presents a dial and control the first and second watch arms form a pointer, the pointer configured to indicate a reading on the dial.