Container Closure Lifting Mechanism for High-Speed Orientation

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Solution Overview

Problem

Existing closure orientation systems in beverage filling plants face limitations in achieving high rotational speeds and efficient removal of misaligned closures due to the need for sensors and air-based blowing mechanisms, which can damage closures and lead to incorrect orientation detection.

Innovation Solution

A device and method utilizing a lifting section to actively lift and remove misaligned closures from the conveyor path, combined with a blowing section to reorient them, eliminating the need for sensors and reducing closure damage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If sensor-based air blowing is used to correct misaligned closures, then closure orientation can be detected and corrected, but the rotational speed of the sorting disc must be limited and closures may be damaged

Engineering Contradiction:
Improveclosure orientation accuracyVSAvoidsorting disc rotational speed
Core Design Contradiction:
ReliabilityVSSpeed

Solution Approach 1:

The patent replaces sensor-based detection and air blowing with a purely mechanical lifting section. The lifting section uses a mechanically guided cam profile to lift misaligned closures out of their pockets based on their geometry and orientation, eliminating the need for sensors and air systems while enabling higher speeds

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The lifting section is designed to automatically identify and lift misaligned closures through passive mechanical interaction. The cam profile and guide surfaces work together to detect closure misalignment and elevate them without external control systems, allowing the system to self-correct orientation errors at high speeds

Inventive Principle:
Principle #25Self-service

2Reliability

If sensor-based air blowing is used to correct misaligned closures, then closure orientation can be detected, but the system complexity increases and various closure geometries may not be handled effectively

Engineering Contradiction:
Improveclosure orientation detectionVSAvoidsensor and air nozzle system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent eliminates sensors and air nozzles by using a mechanically guided lifting section with cam profiles and guide surfaces. This mechanical system directly interacts with closures of various geometries to identify and lift misaligned ones, simplifying the overall device architecture while maintaining reliable orientation detection

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The lifting section with its cam profile and guide surfaces is designed to handle diverse closure geometries universally. The mechanical interaction adapts to different closure shapes and sizes without requiring reconfiguration or additional sensors, making the system versatile across various closure types

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

3Productivity

If air blowing is used to remove misaligned closures, then misaligned closures can be corrected, but the time available for correction becomes insufficient at high speeds and closures may be damaged

Engineering Contradiction:
Improvethroughput speedVSAvoidclosure integrity
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent replaces air blowing with mechanical lifting using a cam-driven lifting section. This mechanical approach provides immediate and certain removal of misaligned closures without the time delays and damage risks associated with air blowing, enabling high-speed operation while preserving closure integrity

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The lifting section is designed to quickly and decisively lift misaligned closures out of their pockets in a single mechanical motion. This rapid action occurs within the brief time available at high rotational speeds, eliminating the need for prolonged air blowing and preventing damage from repeated air jet exposure

Inventive Principle:
Principle #21Skipping (Rushing through)

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

Enables higher throughput and reliable orientation of closures without sensors, allowing for faster processing and handling of diverse geometries while minimizing closure damage.

Implementation Method 1

a lifting section (31) configured to lift the misaligned container closure (2) for removal from the conveying path (F)

Methodology Applied
Scientific EffectGravitation: Gravitation

Implementation Method 2

a blowing section (30) configured to blow the misaligned container closure (2) out of the conveying path (F) using compressed air

Methodology Applied
Scientific EffectCompressed air flow: Jet

Data Source

PatentEP4328160B1Device and method for oriented provision of container closures
Publication Date: 2026.04.22 KRONES AG
  • EP4328160B1 patent drawingFigure 1
  • EP4328160B1 patent drawingFigure 2
  • EP4328160B1 patent drawingFigure 3

AI summary

Device (1) and method for the oriented provision of container closures (2), preferably in a beverage filling plant, wherein the device (1) comprises: a transport section (5) configured to transport the container closures (2) along a conveying path (F); and a correction device (3) configured to remove a misoriented container closure (2) from the conveying path (F); characterized in that the correction device (3) comprises a lifting section (31) configured to lift the misoriented container closure (2) for removal from the conveying path (F).