Automatic doors were invented by the Ancient Greeks using heat, water, and pulleys. The 17th Century saw a resurgence of automatic doors with a foot sensor-activated door in China. Automatic doors are ...

WASHINGTON — Metro riders may notice doors opening faster on some Red Line trains. Train operators who have been trained to use Metro's Auto Doors function are being certified this week. As you might ...

ASSA ABLOY offers a complete range of door-opening products, solutions, and services. ASSA ABLOY SL500 Transparent is a fully glazed automatic sliding door system for transparent applications.

WASHINGTON (7News) — If you ride Metro, you may have witnessed a big change. On Monday, July 8, Metro trains systemwide began using an automated process to open doors. About 3-5 seconds after stopping ...