<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31322893</termId><termName>pendulums</termName><termType>PT</termType><termNote><![CDATA[ Refers to masses, usually long in relation to their width, suspended from a fixed point, and often having a weight on the free end, and able to swing in an arc back and forth by the actions of gravity and acquired momentum; sometimes used for regulating the speed of clock mechanisms. ]]></termNote><termCreatedDate>2026-03-30 20:27:03</termCreatedDate><relation><relationType>UF</relationType><termId>31322894</termId><termName>pendulum</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31307117</termId><termName>tool and equipment components</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31348733</termId><termName>pendulum saws</termName><termType>PT</termType></relation></term>  </Zthes>