Doors
Door Operator Technology and the Progression to Linear Drive Systems
In this Readers’ Platform, your author takes readers on a walk through history. by Andrew Goodwin The American technological revolution of 1880 to 1890 produced a wave of new inventions...
New Options for Door Equipment in North America
Columbia Elevator and USDE join forces to serve VT industry. Headquartered in Bridgeport, Connecticut, with manufacturing facilities both there and in Kansas, Columbia Elevator has been a well-known and respected...
Training Tool Helps Responders Unlock Elevator Doors
A new training tool is helping firefighters and other emergency responders in Washington, D.C., quickly unlock elevator doors to rescue entrapped passengers, DC News Now reports. Recently ordered by District...
Peelle Promotes Gill to Freight Door Operations Manager
The Peelle Co., headquartered in Brampton, Ontario, recently promoted Harmon Gill from freight door production manager to operations manager. With a degree in mechanical engineering from Sheridan College in Oakville,...
Design Diversity
Not all freight storage and movement systems are identical, so it makes sense to match elevator doors with correct usage. Freight elevator door designs, such as those designed and produced...
Fire Resistant Elevator Doors
Abstract Elevator systems in use today are designed and produced to meet various requirements for their intended use. Fire-resistant lift landing doors has become mandatory after shifting from 95/16/EC to...
Landing Door Locking Devices
Introduction Article 5.3.9.3.4 of EN 81-20 says, “In the case of landing doors driven by the car door, if the landing door becomes open for whatever reason when the car...
The M-C-K Automatic Safety
This History article investigates an interlock for use on operator-controlled doors designed to prevent the car from moving if the doors were open and to prevent them from being opened...
Price Versus Cost of Stainless-Steel Elevator Sills
Warrenville, Illinois-based company details advantages of a tougher material in this Product Spotlight. submitted by Plymouth Engineered Shapes When an elevator is out of service, the minimum cost to replace...
Monitoring From the Outside in
Exploring predictive remote monitoring on doors and related sensors by Dan Bryant and Marty Blackmon Doors and Monitoring Equipment Explained Elevator doors and the equipment for automated control come in...
