Watch Bracelet Connection Lock for Secure External Fitting Attachment

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Solution Overview

Problem

Existing watch bracelet systems struggle to securely fix external devices or containers that provide substances like liquid, gas, electromagnetic waves, and electric current, and these devices are difficult to replace.

Innovation Solution

A connection lock mechanism is introduced for the watch bracelet, featuring a body with a receiving cavity, sliding connection portions, and a connection opening. This allows for the secure attachment and detachment of external fittings connected to flexible tubes or cables, enabling easy replacement and secure fixing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a flexible tube or cable is used to transmit substances through the watch bracelet, then substance transmission capability is improved, but external fittings cannot be securely fixed or easily replaced

Engineering Contradiction:
Improvesubstance transmission capabilityVSAvoidexternal fitting replacement
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The connection lock is divided into distinct functional segments: a body portion with a receiving cavity for the flexible tube, sliding connection portions for securing the external fitting, and a connection opening for cable access. This segmentation allows the external fitting to be independently attached and detached while maintaining the integrity of the substance transmission path through the flexible tube.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connection lock serves as an intermediary device between the flexible tube/cable system and the external fitting. It provides a standardized interface that mediates the connection, enabling easy attachment and detachment of external fittings without compromising the secure fixation or substance transmission capability.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the connection lock includes multiple sliding connection portions and a receiving cavity, then external fitting fixation security is improved, but device complexity increases

Engineering Contradiction:
Improveexternal fitting fixation securityVSAvoidconnection lock structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The sliding connection portions utilize a sliding mechanism that transitions between locked and unlocked positions. This dynamic feature provides secure fixation when engaged while allowing easy attachment and detachment when disengaged, achieving high reliability without requiring complex multi-step fastening procedures.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The sliding connection portions are designed to be operable by the user without requiring additional tools or complex manipulation. The sliding action itself performs both the locking and unlocking functions, making the system self-sufficient and avoiding the need for separate locking mechanisms or tools that would increase complexity.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12232583B2Connection lock and watch bracelet
Publication Date: 2025.02.25 KEITHINKETH LTD
  • US12232583B2 patent drawing
  • US12232583B2 patent drawing
  • US12232583B2 patent drawing

AI summary

A connection lock (100) for connection with a watch bracelet. A body portion (110) of the connection lock includes a receiving cavity (111), at least two sliding connection portions (112) and a connection opening (113). The receiving cavity (111) is enclosed by peripheral borders of the body portion (110) to receive a spare length of flexible tube or cable (400), a side border for connection with a bracelet strap (220) provided with a receiving groove (221) being provided with a notch (114) capable of matching the receiving groove (221), so as to enable the flexible tube or the cable (400) in the receiving cavity (111) to pass into the receiving groove (221) from the notch (114). The at least two sliding connection portions (112) are respectively arranged at lower edges of two opposite side borders of the body portion (110). The connection opening (113) is arranged, adjacent to the notch (114), in a side border of the body portion (110) perpendicular to the sliding connection portions (112). When an external fitting (300) connected to the flexible tube or the cable (400) is slid and connected to the sliding connection portion (112) of the connection lock (100) via a sliding portion (310) of the external fitting, a connection portion (320) of the external fitting (300) is slid in from the connection opening (113) such that the connection portion (320) is connected to the flexible tube or the cable (400), facilitating mounting of the external fitting (300) to the watch bracelet assembly (200) or dismounting of the external fitting (300) from the watch bracelet assembly (200).