<div class="section abstract"><div class="htmlview paragraph">THERE are four common ways in which the torque converter can be used in passenger cars. These are listed by the author as follows: <ol class="list nostyle"> <li class="list-item"> <span class="li-label">1.</span> <div class="htmlview paragraph">To start and run in direct drive without being locked out.</div></li> <li class="list-item"> <span class="li-label">2.</span> <div class="htmlview paragraph">To start in direct drive and be locked out later.</div></li> <li class="list-item"> <span class="li-label">3.</span> <div class="htmlview paragraph">To start in geared drive and go into direct drive without being locked out.</div></li> <li class="list-item"> <span class="li-label">4.</span> <div class="htmlview paragraph">To start in geared drive and go into direct drive later, being locked out.</div></li></ol></div><div class="htmlview paragraph">After discussing these four types, the author concentrates on the particular type chosen by Packard, namely, the positive direct-drive two-stage torque converter.</div></div>