Dual Display Timer with Segmented LED Areas for Simultaneous Time Tracking

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Solution Overview

Problem

Existing dual display timers lack the ability to simultaneously display remaining and used time clearly and intuitively, failing to meet user preferences.

Innovation Solution

A dual display timer design featuring a control circuit board with a first display area using rotating lamp beads for intuitive time representation and a second display area with digital tube-style lamp beads for clear digital display, along with a reminder device, allowing users to view remaining and used time simultaneously.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If a single display mode is used in existing timers, then the device complexity is reduced, but the user cannot simultaneously view remaining time and used time clearly and intuitively

Engineering Contradiction:
Improvetime information displayVSAvoiddisplay system complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The display system is segmented into two independent display areas: a first display area showing remaining time and a second display area showing used time. Each display area has its own set of lamp beads and control circuitry, allowing simultaneous display of multiple time parameters without overwhelming complexity. This segmentation enables comprehensive time information display while maintaining manageable device architecture.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If mechanical timer design is used, then the user gets a better feel for timing, but the time display becomes unclear

Engineering Contradiction:
Improvemechanical feelVSAvoidtime display clarity
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent merges the mechanical feel of traditional timers (through the rotary encoder and mechanical interaction) with the clear digital display of electronic timers (through LED lamp beads arranged in digital tube patterns). The mechanical rotation provides tactile feedback while the electronic display ensures clear visibility of time information, combining advantages of both mechanical and electronic designs.

Inventive Principle:
Principle #5Merging (Combining)

3Measurement precision

If electronic timer design is used, then better precision is achieved, but it takes more time to set the timing

Engineering Contradiction:
Improvetiming precisionVSAvoidsetup time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The encoder allows users to quickly set timing parameters through intuitive mechanical rotation, with the system automatically interpreting the rotation to set the desired time. This self-service mechanism reduces setup time while maintaining electronic precision, as the user simply rotates the encoder to the desired value without needing to navigate complex menus or inputs.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20240103449A1Dual Display Timer and Its Control Method
Publication Date: 2024.03.28 YANG XIUJUN
  • US20240103449A1 patent drawing
  • US20240103449A1 patent drawing
  • US20240103449A1 patent drawing

AI summary

A dual display timer, comprising a main body, a control circuit board and a reminder device; the reminder device and the control circuit board are arranged in the main body and electrically connected; the timer also comprises: a first display area and a second display area; the first and second display areas are disposed on front face of the main body, the first display area comprises an encoder, a plurality of first lamp beads and a first bezel, the second display area comprises a plurality of second lamp beads and a second bezel. Users turn around the rotary axis of the encoder of the first display area, the first lamp beads light up one by one during the turning process, and then dark out one by one as the time runs out, the second lamp beads of the second display area synchronously display the current used time of timing setup.