David Bolton Full Surface vs. Center Pivot Continuous Geared Hinges: Choosing the Right Configuration When the Door Frame Has No Rabbet to Mortise Into The Configuration Problem Nobody Flags Until the Hinge Arrives This article is for contractors, facility managers, and specifiers who are selecting a continuous geared hinge and have hit a specific wa... center pivot hinge commercial door hardware continuous hinges door hardware specification full surface hinge Jul 17, 2026