18170400. SELF-CLOSING AND RESETTING LATCH simplified abstract (The Boeing Company)
Contents
SELF-CLOSING AND RESETTING LATCH
Organization Name
Inventor(s)
Jonathan P. Boas of Glenolden PA (US)
SELF-CLOSING AND RESETTING LATCH - A simplified explanation of the abstract
This abstract first appeared for US patent application 18170400 titled 'SELF-CLOSING AND RESETTING LATCH
The abstract describes a self-closing and resetting latch mechanism for a cabin door.
- The apparatus includes a pawl with a protrusion, connected to an over-center spring.
- The over-center spring is attached to the frame of the cabin door.
- A latch hook on the door has recesses to receive the pawl's protrusion and a latch pin when the door closes.
Potential Applications: - Aircraft cabin doors - Automotive doors - Industrial equipment access panels
Problems Solved: - Ensures cabin doors close securely - Prevents accidental opening during operation
Benefits: - Enhanced safety and security - Simplified operation for users
Commercial Applications: Title: Self-Closing Latch Mechanism for Commercial Doors This technology can be used in various commercial settings to improve door security and ease of use, such as in office buildings, retail stores, and warehouses.
Questions about Self-Closing and Resetting Latch Mechanism: 1. How does the over-center spring contribute to the latch mechanism's functionality?
The over-center spring helps maintain tension on the pawl, ensuring it engages properly with the latch hook.
2. What are the key differences between this self-closing latch mechanism and traditional latch systems?
This self-closing latch mechanism automatically resets after each use, providing added convenience and security.
Original Abstract Submitted
A self-closing and resetting latch is disclosed herein. An example apparatus includes a pawl having a protrusion, the pawl coupled to an over-center spring, the over-center spring connected to a frame of a cabin door, and a latch hook having a first recess to receive the protrusion of the pawl and a second recess to receive a latch pin when the cabin door closes.
