<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">auxiliary dead latches</topic></authority><related type="broader"><topic>latches by form</topic></related><variant type="other"><topic>dead latches, auxiliary</topic></variant><variant type="other"><topic>dead locking latch bolts</topic></variant><variant type="other"><topic>deadlocking latch bolts</topic></variant><variant type="other"><topic>deadlocking latches</topic></variant><variant type="other"><topic>latches, auxiliary dead</topic></variant><variant type="other"><topic>latches, deadlocking</topic></variant><variant type="other"><topic>trigger bolts</topic></variant><variant type="other"><topic>auxiliary dead latch</topic></variant><variant type="other"><topic>auxiliary latch bolts</topic></variant><variant type="other"><topic>auxiliary latches</topic></variant><variant type="other"><topic>auxilliary dead latch bolts</topic></variant><variant type="other"><topic>bolts, auxiliary latch</topic></variant><variant type="other"><topic>bolts, trigger</topic></variant> <note xml:lang="en"><![CDATA[ Mechanisms in a lock that automatically deadlock  the main latch bolt when the door is closed. ]]></note></mads>