New mechanism turns door latch, latching or unlatching door, then retracts until latch is flush with surface of door frame. Concentric cylinders have cam grooves machined in surfaces. When rotated relative to each other cylinders impart rotation and translation to shaft of door latch. Motions may proceed separately or simultaneously.
Retractable Rotating Door Latch
NASA Tech Briefs ; 7 , 4
1983-10-01
Sonstige
Keine Angabe
Englisch