Switchable Container Holders for Variable Treatment Cycle Timing

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Solution Overview

Problem

Existing container treatment systems lack flexibility in adapting to varying treatment durations across different treatment stations, leading to inefficiencies in processing containers with diverse treatment requirements.

Innovation Solution

A device with switchable connection arrangements for holding units to selectively connect with transport elements at different speeds and routes, allowing optimized allocation of treatment cycles based on specific treatment times, enabling flexible adaptation to diverse treatment durations and spatial arrangements of treatment stations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If treatment stations are arranged at fixed distances with uniform transport speeds, then the device structure is simple, but the system cannot adapt to varying treatment durations across different stations

Engineering Contradiction:
Improveadaptation to varying treatment durationsVSAvoidtransport element control complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements variable speed control for different transport elements, allowing each to operate at speeds optimized for its specific treatment station's duration requirements. This dynamic speed adjustment enables the system to adapt to varying treatment times without requiring complex reconfiguration, as each transport element independently maintains its optimal speed throughout operation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The transport system is divided into multiple independent transport elements, each responsible for a specific segment between treatment stations. This segmentation allows each element to be controlled independently with its own speed settings, enabling flexible adaptation to different treatment durations at various stations while keeping the overall system manageable through modular control.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If holding units remain connected to transport elements throughout the entire cycle, then transport continuity is maintained, but treatment stations cannot be selectively accessed based on different treatment requirements

Engineering Contradiction:
Improveselective connection to treatment stationsVSAvoidcycle time synchronization
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

Holding units are pre-positioned and connected to specific transport elements before entering the treatment cycle. This preliminary assignment ensures that each holding unit is routed through the appropriate treatment stations based on its specific treatment requirements, enabling selective access without disrupting the overall cycle timing or requiring mid-cycle reconfiguration.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The transport elements are designed to handle multiple functions: they transport holding units between treatment stations, maintain synchronization across different cycle times, and provide selective routing based on treatment requirements. This multi-functionality allows the system to adapt to varying treatment durations while maintaining continuous operation and cycle time coordination.

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

3Productivity

If all treatment stations operate with the same cycle time, then system synchronization is simple, but stations with different treatment durations cannot be optimized

Engineering Contradiction:
Improvetreatment station efficiencyVSAvoidcycle time coordination
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system varies the speed parameter of different transport elements to accommodate different treatment durations at various stations. By adjusting the speed of each transport element independently, the system optimizes the treatment process at each station while maintaining overall cycle time synchronization, thereby improving productivity without excessive complexity.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The control system continuously monitors the position and status of holding units across different treatment stations and adjusts transport element speeds accordingly. This feedback mechanism ensures that despite varying treatment durations at different stations, the overall cycle time remains synchronized and optimized for maximum productivity.

Inventive Principle:
Principle #23Feedback

Data Source

PatentEP3960663B1Method and device for treating containers
Publication Date: 2023.03.01 LEIBINGER
  • EP3960663B1 patent drawingFigure 1
  • EP3960663B1 patent drawingFigure 2
  • EP3960663B1 patent drawingFigure 3

AI summary

In a device for treating containers (103), a number of holding units (106) are provided for the containers (103) to be treated. These holding units are driven by a number of transport elements (112, 115, 118) via drive units (145, 148, 151) and can be moved at specific intervals along different transport paths and/or at different speeds from one treatment station (172, 175, 178) to another treatment station (172, 175, 178). The holding units (106) can be selectively and detachably connected to different transport elements (112, 115, 118) by means of switchable connection arrangements (109).This allows different specific treatment durations and/or different distances between treatment stations (172, 175, 178) required to maintain a constant treatment cycle at different treatment stations (172, 175, 178) to be compensated for when carrying out a method according to the invention with a device according to the invention.