Electronic Key Button Pressing Layout for Compact Multi-Key Use

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Solution Overview

Problem

Existing electronic key storage cases require design and manufacturing changes to accommodate various electronic keys, necessitating increased housing size due to the need for adjusting the pressing portion, actuator, and storage space.

Innovation Solution

An electronic key operation device with a position setting part that allows the relative positioning of the actuator and pressing member to match the button position of the electronic key, enabling use with minimal design changes across different keys without altering the actuator's position or housing shape, thus reducing the device's size.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the pressing portion and actuator are redesigned to accommodate various electronic keys, then the adaptability to different electronic keys is improved, but the device complexity and manufacturing cost increase

Engineering Contradiction:
Improveadaptability to various electronic keysVSAvoiddesign and manufacturing complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The pressing member is designed with a universal structure that can accommodate different electronic key types without requiring redesign. The pressing member can be positioned at multiple locations along the pressing direction to match different button positions on various electronic keys, making the device adaptable to multiple key types while maintaining the same basic design and manufacturing process.

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

2Adaptability or versatility

If the housing size is increased to accommodate adjustable pressing portions and actuators, then the adaptability to different electronic keys is improved, but the device size increases

Engineering Contradiction:
Improveadaptability to various electronic keysVSAvoidhousing size
Core Design Contradiction:
Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The pressing member is made movable along the pressing direction within the housing, allowing it to be positioned at different locations to match various electronic key button positions. This dynamic positioning capability provides adaptability without requiring an increased housing size, as the same compact housing can accommodate multiple pressing member positions through its movement capability.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If the actuator position is made adjustable for different electronic keys, then the adaptability is improved, but the device complexity and required internal space increase

Engineering Contradiction:
Improveadaptability to button positionsVSAvoidactuator positioning complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Instead of making the actuator position adjustable, the invention inverts the approach by making the pressing member position adjustable while keeping the actuator fixed. The pressing member can move along the pressing direction to reach different button positions on various electronic keys, eliminating the need for actuator repositioning and its associated complexity.

Inventive Principle:
Principle #13The other way round (Inversion)

Data Source

PatentUS20250020193A1Electronic key operating device
Publication Date: 2025.01.16 YOKOWO CO LTD
  • US20250020193A1 patent drawing
  • US20250020193A1 patent drawing
  • US20250020193A1 patent drawing

AI summary

An electronic key operation device includes: an accommodation unit configured to accommodate an electronic key; a pressing member configured to press a button of the electronic key accommodated in the accommodation unit; an actuator configured to apply power for pressing the button to the pressing member, and a position setting part configured to set a relative position between the actuator and the pressing member and set a position of the pressing member so as to correspond to a position of the button.