It’s a “Sensitive” ElevatorBy Don Simons | March 1, 2011A look at how load weighing devices feature into modern elevators.
Membrane Potentiometers Simplify Position SensingBy Guido Woska | March 1, 2011Discusses how membrane potentiometers have changed the way engineers think about sensing and how they improve upon mechanical potentiometers.
Optical Elevator Door Sensor System with Planar Detection AreaBy Emiko Sano, Masahiro Shikai, Yuki Kawae, Akihide Shiratsuki, Hajime Nakajima and Toshio Masuda | March 1, 2011A newly developed optical door sensor system improves detection performance, increases safety and overcomes the weaknesses of conventional door systems.
Semiconductor Technologies for Novel Elevator SensorsBy Beat De Coi and Felix Lustenberger | March 1, 20113D light curtains have their limitations, but novel semiconductor technologies may make up for those shortcomings.
Modern LVDT Position SensorsBy John Matlack and Mike Puccio | March 1, 2011A chronicle of how the LVDT has evolved into a reliable, cost-effective linear feedback device for the positioning of elevator cars.