Watch Hand Packaging with Elevated Adhesive Pads

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Solution Overview

Problem

Existing packaging methods for watch hands are inefficient for transport and handling, particularly for delicate or polished surfaces, as they require manual operation and can cause damage due to contact between elements or difficulty in secure attachment and detachment.

Innovation Solution

A packaging system featuring a support with a planar receiving face and adhesive pads of sufficient height to hold watch hands at a distance, allowing for secure attachment and easy detachment using pliers, minimizing surface contact and risk of damage, and optionally supplemented with foam for additional stability during transport.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If adhesive pads of sufficient height are used to hold watch hands at a distance from the receiving face, then the risk of damage to polished surfaces is reduced and automated handling is enabled, but the device complexity increases

Engineering Contradiction:
Improverisk of damage to polished surfacesVSAvoiddevice complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The adhesive pad is positioned at a height above the receiving face, transitioning from a 2D surface contact to a 3D elevated positioning. This vertical dimension allows the watch hand to be held at a distance, preventing contact with the receiving face and eliminating scratches on polished surfaces while enabling automated handling tools to access the hand from above or the side.

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

Solution Approach 2:

The adhesive pad serves as an intermediary element between the receiving face and the watch hand. Instead of direct contact between the hand and the face, the pad mediates the connection, providing a controlled attachment point that protects the hand's polished surface while maintaining secure fixation for transport and automated manipulation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If manual operation is used for storage and recovery of watch hands, then the handling process is simple, but the productivity is low and the risk of damage increases

Engineering Contradiction:
ImproveproductivityVSAvoidease of operation
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The packaging system is designed to be self-sufficient for automated handling. The adhesive pad provides inherent fixation capability that enables robotic or automated assembly systems to pick up and place watch hands without requiring manual dexterity or complex manual procedures, thereby increasing productivity while maintaining ease of operation through standardized interfaces.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The adhesive pad is pre-positioned and prepared on the support before the watch hand is placed. This preliminary preparation of the fixation mechanism allows automated systems to simply place the hand onto the pre-configured pad, streamlining the process and eliminating the need for complex real-time manual adjustment during assembly operations.

Inventive Principle:
Principle #10Preliminary action

3Strength

If vacuum system or magnetization is used to seize the upper face of the needle for recovery, then the attachment is secure, but the risk of scratches on polished surfaces increases and the operation becomes difficult

Engineering Contradiction:
Improveattachment strengthVSAvoidrisk of scratches on polished surfaces
Core Design Contradiction:
StrengthVSObject-affected harmful factors

Solution Approach 1:

The attachment function is extracted from direct contact with the watch hand's upper face. Instead of applying vacuum or magnetic force to the polished surface, the adhesive pad provides the attachment mechanism at a different location (the side or bottom of the hand), completely separating the attachment action from the vulnerable polished surface and eliminating the risk of scratches while maintaining secure fixation.

Inventive Principle:
Principle #2Taking out (Extraction)

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

Facilitates efficient transport and handling of watch hands, enabling automated manipulation and reducing the risk of damage during handling and transport, while allowing for easy separation and minimizing the risk of scratches on polished surfaces.

Implementation Method 1

the fixing means is at least one pad of adhesive material of sufficient height to hold the slender element at a distance from the receiving face

Methodology Applied
Scientific EffectAdhesion: Adhesive

Data Source

PatentEP2799940B1Packaging for hands of watches
Publication Date: 2019.07.17 THE SWATCH GROUP MANAGEMENT SERVICES AG
  • EP2799940B1 patent drawingFigure 1~2
  • EP2799940B1 patent drawingFigure 3~4

AI summary

The invention relates to a package used for transportation and treatment of an elongate component (2) such as a hand of a watch. The package includes a support member (3) which has a receiving surface (4) for receiving the elongate component and a fixing device (10) for fixing the elongate component, wherein the support member is characterized in that the fixing device is at one flange (10A) made of viscous material, and the flange is high enough to keep the elongate component in a position with a certain distance (D) from the receiving surface (4).