Topping Positions : On machines with adjustable stroke, e.g. hydraulic presses, this is the uppermost position to which the tool rises. Equivalent to top dead centre on a mechanical press
Ministry of Business, Innovation and Employment, Glossary of terms and acronyms, Wellington, New Zealand 2010. http://wwwsosh.govt.nz/resources/glossary-u.shtml, (Occupn Hlth and Sfty - Brit) {530}