Dual-Synchronization Drive Assembly for Unequal Multi-Panel Doors
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Solution Overview
Problem
Existing drive assemblies for multi-panel door systems face limitations in synchronizing the movement of door panels of unequal widths and require separate drive systems and motion synchronization devices.
Innovation Solution
A dual-synchronization drive assembly with a dual gear unit and transmission belts that allows synchronized movement of door panels of different widths at varying speeds, eliminating the need for separate drive systems and synchronization devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If separate drive systems and motion synchronization devices are used for each door panel, then synchronized movement of door panels can be achieved, but device complexity increases
Solution Approach 1:
The patent combines multiple drive systems and motion synchronization devices into a single integrated drive assembly. This single assembly uses a shared motor, gear train, and belt system to simultaneously drive multiple door panels, eliminating the need for separate drive systems while maintaining synchronized movement through the mechanical coupling of the gear train and belts.
Solution Approach 2:
The single drive assembly is designed to perform multiple functions: it provides the driving force for all door panels, synchronizes their movement, and accommodates different panel widths and speeds. The gear train and belt system are configured to universally drive various door panel configurations through adjustable mechanical ratios.
2Ease of operation
If door panels of different widths are moved at the same speed, then synchronized movement is simplified, but the clear door opening is reduced
Solution Approach 1:
The drive assembly incorporates variable speed control through its gear train and belt system, allowing each door panel to move at different speeds dynamically adjusted to its width. The mechanical transmission system can vary the speed ratio for different panels while maintaining synchronized operation, enabling wider panels to move faster and narrower panels to move slower, thereby maximizing the clear door opening.
3Device complexity
If a single drive assembly is used for all door panels, then device complexity is reduced, but adaptability to different door panel configurations is limited
Solution Approach 1:
The drive assembly incorporates locally adjustable components that can be configured for different door panel requirements. The gear train and belt system allow for different speed ratios and drive configurations for each panel, enabling the single assembly to adapt to various door widths, weights, and movement requirements while maintaining overall system simplicity.
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
Ensures simultaneous advancement of door panels to open or closed positions while accommodating different widths, maximizing clear door opening and reducing mechanical complexity.
Implementation Method 1
a first transmission belt operatively connected to the dual gear unit to transmit a drive power to a first door panel
Data Source
AI summary
A door system includes a multi-panel door and a dual-synchronization drive assembly for the door system. The dual-synchronization drive assembly has a structural configuration and functionality that combines a drive mechanism with a synchronization mechanism. The dual-synchronization drive assembly transmits a drive force in a manner that causes linear movement of door panels of the multi-panel door system between an open position and a closed position. The dual-synchronization drive assembly causes a synchronized movement of the door panels at different linear speeds/velocities to fully advance the door panels to the open position or the closed position simultaneously. The dual-synchronization drive assembly includes a dual gear unit that is configurable to allow for any motion/speed ratio necessary in order to obtain a specific performance objective of the door system.