Intelligent Hinge With Velocity Control And Motion Sensing
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Solution Overview
Problem
Conventional hinges do not provide intelligent control over door velocity and lack integrated sensory capabilities for security and motion monitoring, limiting their adaptability and safety features.
Innovation Solution
The hinge incorporates a third leaf with a one-way vent and a hollow casing for velocity control, along with electronic componentry for sensing and communication, enabling wireless data transmission of door motion and position, and integration with security systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional hinges are used, then the structure is simple, but intelligent control over door velocity and sensory capabilities are lacking
Solution Approach 1:
The patent combines multiple functional components (velocity control mechanism with one-way vent, electronic componentry with sensors and transmitters, battery, and hinge leaves) into an integrated hinge assembly. This merging allows the hinge to provide intelligent control and sensory capabilities while maintaining a unified structural design that manages complexity through functional integration.
Solution Approach 2:
The hinge is designed to perform multiple functions: basic door pivoting, velocity control during movement, sensory monitoring of door position and motion, wireless communication of status data, and integration with security systems. This multi-functionality transforms a simple mechanical component into an intelligent, adaptive device that addresses various operational requirements.
2Speed
If velocity control mechanism is added, then door speed control is improved, but device complexity increases
Solution Approach 1:
The velocity control mechanism utilizes a one-way vent that allows air to escape from the hollow casing in one direction while preventing entry in the opposite direction. This pneumatic principle creates resistance to door movement, enabling velocity control during door opening and closing operations without requiring complex mechanical actuators or electronic motors.
Solution Approach 2:
The one-way vent acts as an intermediary element between the hollow casing and the external environment. It mediates the interaction between air pressure and door movement, providing velocity control by regulating airflow resistance while maintaining a relatively simple overall hinge structure.
3Measurement precision
If electronic componentry is integrated, then sensory monitoring capability is improved, but manufacturing complexity increases
Solution Approach 1:
The electronic componentry (sensors, transmitters, processor) and battery are nested within the hollow casing of the hinge. This nesting arrangement protects the sensitive electronic components while integrating them into the existing hinge structure. The modular nesting approach facilitates manufacturing by allowing electronic assemblies to be pre-packaged and installed as units.
Solution Approach 2:
The electronic componentry includes sensors that automatically detect door position and motion, a processor that autonomously analyzes the data, and a transmitter that automatically communicates status information. This self-service capability reduces the need for manual intervention during operation and simplifies integration with external security systems.
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
This design allows for adjustable door speed, enhanced safety through sensory monitoring, and integration with security systems, providing intelligent control and improved safety features.
Implementation Method 1
The third leaf includes a one-way vent in fluid communication with an interior of the hollow casing
Data Source
AI summary
An intelligent hinge determines motions of a swinging door. The hinge has an accelerometer secured to a leaf of the hinge. As the door swings, the leaf also rotates and the accelerometer determines an acceleration value. A velocity of the swinging door may be determined from the acceleration value. An initial, instantaneous, and final angular position of the door may also be determined from the acceleration value.