auxiliary dead latch

auxiliary dead latch

[ȯg′zil·yə·rē ′ded ‚lach]

(design engineering)

A supplementary latch in a lock which automatically deadlocks the main latch bolt when the door is closed. Also known as auxiliary latch bolt; deadlocking latch bolt; trigger bolt.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

auxiliary dead latch, auxiliary latch bolt, deadlocking latch bolt, trigger bolt

A supplementary latch in a lock which automatically deadlocks the main latch bolt when the door is closed.

McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.