Doors
Door Protection from Formula Systems
An overview of the company’s recently launched Vision series In September 2011, Formula Systems launched its new Vision series, offering a variety of features designed to inspire passenger confidence and...
Freight Elevator Door Control: An Opportunity for Wireless Technology
A comparison between hard-wired freight elevator door-control systems and wireless systems by Steven Reynolds, P. Eng and Henry E. Peelle, III, DM Introduction To date, wireless technologies have found only...
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