Panel Closure Locking Element Synchronization
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Solution Overview
Problem
Existing panel lock mechanisms often fail to synchronize the locking element's motion with the panel's closing motion effectively, leading to incomplete locking or increased risk of unauthorized access.
Innovation Solution
A panel closure apparatus featuring a lock mechanism with a locking element that is displaced towards its locked position by an actuating surface during the panel's closing motion, ensuring synchronization and complete locking before the panel reaches its fully closed position.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the locking element is designed to engage only when the panel is fully closed, then the locking is secure, but the panel cannot be properly closed if the locking element fails to engage, creating a functional conflict
Solution Approach 1:
The locking element is designed to begin engagement before the panel reaches its fully closed position. The input surface on the locking element and the actuating surface on the panel are configured so that contact occurs during the closing motion, initiating locking action in advance of complete panel closure, thereby ensuring both secure locking and proper panel closing
2Ease of operation
If the locking element engages early during panel closing, then the panel can close properly, but the locking may not be fully secure
Solution Approach 1:
The locking element is designed with dynamic engagement characteristics where the locking force increases as the panel completes its closing motion. The contact surfaces are configured to provide progressive engagement, starting early in the closing motion and achieving full secure locking as the panel reaches its final closed position, thus combining ease of operation with reliable locking
3Reliability
If the locking element and panel contact surfaces are configured for early engagement, then synchronization is improved, but the force distribution during opening may be adversely affected
Solution Approach 1:
The input surface on the locking element and the actuating surface on the panel are configured with asymmetric geometries that optimize force distribution. The surfaces are shaped so that during closing, force is applied to initiate locking engagement, while during opening, the force distribution is optimized to allow smooth disengagement without adversely affecting the locking synchronization achieved during closing
Data Source
AI summary
A panel closure apparatus has a panel (14) for closing against a strike jamb (12). A locking element (100) is displaceable between a released position and a locked position in which contact surfaces (102, 104) of the locking element and the panel prevent opening of the panel, and are configured so that force applied to open the panel does not generate a force to disengage the locking element. Locking element (100) has an input surface (108) deployed so as to be displaced by an actuating surface (110) of panel (14) during a closing motion of the panel from the open position to the closed position. Input surface (108) moves as a unit with locking element (100) so that displacement of the input surface by the closing motion of the panel displaces the locking element towards the locked position.