Sensor-Controlled Cushion Dispensing Device

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Solution Overview

Problem

Existing devices for dispensing cushion materials for packaging lack reliability and automation, particularly in ensuring safe and efficient on-demand production based on user interaction.

Innovation Solution

A device equipped with sensors that detect user engagement and hand presence or absence in the withdrawal region, allowing controlled dispensing and preventing congestion by initiating or stopping the dispensing process accordingly, with options for motor-driven and non-motor-driven mechanisms, and various sensor types such as light barriers, image recognition, and force sensors.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If continuous dispensing of cushion means is implemented, then productivity is improved, but congestion in the dispensing region occurs and reliability decreases

Engineering Contradiction:
Improvedispensing rateVSAvoiddispensing control
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent employs sensor means that detect the presence or absence of a hand in the withdrawal region and provide feedback signals to the control means. This feedback mechanism allows the system to automatically adjust the dispensing operation based on real-time user interaction, preventing congestion while maintaining high productivity through on-demand dispensing control.

Inventive Principle:
Principle #23Feedback

2Reliability

If automatic sensing and control is implemented, then reliability is improved, but device complexity increases

Engineering Contradiction:
Improvedispensing controlVSAvoidsensor and control system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system is designed to be self-regulating through automatic sensing and control. The sensor means automatically detect hand presence and the control means automatically adjusts dispensing without requiring manual intervention or complex external control systems. This self-service approach maintains high reliability while minimizing operational complexity.

Inventive Principle:
Principle #25Self-service

3Reliability

If on-demand dispensing mode is implemented, then reliability is improved, but productivity decreases

Engineering Contradiction:
Improvedispensing controlVSAvoidproduction rate
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system operates in periodic cycles based on detected hand presence. When a hand is detected in the withdrawal region, the dispensing operates periodically to provide cushion means on-demand. This periodic action pattern maintains reliability by preventing congestion while achieving acceptable productivity through automated timing control rather than continuous operation.

Inventive Principle:
Principle #19Periodic action

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

Enhances safety and reliability by ensuring precise control over cushion material dispensing, enabling increased productivity through user-influenced on-demand production and efficient operation.

Implementation Method 1

various sensor means such as light barriers, image recognition means, infrared detectors and/or ultrasound detectors

Methodology Applied
Scientific EffectLight barrier detection: Absorption (EM radiation)

Implementation Method 2

various sensor means such as light barriers, image recognition means, infrared detectors and/or ultrasound detectors

Methodology Applied
Scientific EffectUltrasound detection: Ultrasound

Implementation Method 3

The device also comprises a motor drive, which conveys the cushion means to the withdrawal region

Methodology Applied
Scientific EffectElectromagnetic conversion: Electromagnetic Induction

Data Source

PatentUS11951706B2Device for dispensing a padding material for packaging purposes
Publication Date: 2024.04.09 STOROPACK HANS REICHENECKER GMBH & CO
  • US11951706B2 patent drawing
  • US11951706B2 patent drawing
  • US11951706B2 patent drawing

AI summary

The invention relates to a device for dispensing a cushion means for packaging purposes, comprising a dispensing means which provides the cushion means, and a withdrawal region from which a user can take the dispensed cushion means. At least one sensor means is present, which detects an engaging of the dispensed cushion means by the user and/or the presence or absence of at least one region of a hand of the user in the withdrawal region or in a detection region adjacent to the withdrawal region. The providing device dispenses a cushion means depending on the detected engaging of the dispensed cushion means by the user and/or depending on the presence and/or absence of a hand of the user in the withdrawal region or in the detection region.