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The M-C-K Automatic Safety

By Dr. Lee Gray | October 1, 2020

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 if the car was not at the landing. by Dr. Lee Gray, EW Correspondent The 1963 ELEVATOR WORLD Industry Index, in addition to including an…

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Price-Versus-Cost-of-Stainless-Steel-Elevator-Sills

Price Versus Cost of Stainless-Steel Elevator Sills

By Plymouth Engineered Shapes | October 1, 2020

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 a sill or repair the doors from a damaged sill will include the sill replacement cost; service cost of the local elevator service provider; and,…

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Datahoist's-SOTL5

Monitoring From the Outside in

By Dan Bryant, Marty Blackmon | October 1, 2020

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 all shapes and sizes. This article will focus on automatic horizontally sliding doors (ignoring vertically sliding doors on freight elevators) and the outside observer (outside-in)…

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Open-Wide

Open Wide

By Jose Vilchez | October 1, 2020

Freight elevator modernization included replacement of huge doors, the likes of which most mechanics will never encounter. Elevator modernizations almost always pose unique challenges. Current products are not always a direct replacement; field staff typically are not familiar or trained on every type of modernization possible; and there are the unknowns. Modernizing a true freight…

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All-Sills-All-theTime

All Sills, All the Time

By Kaija Wilkinson | October 1, 2020

New Jersey-based Archi-Tread finds success with a niche product. by Kaija Wilkinson A sill is a small elevator component — typically no more than a few inches wide and approximately 1 in thick — but this component has a vital role in the operation of an elevator. Sills are found in every elevator entrance and…

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3D-Radar-Light-Curtain

3D Radar Light Curtain

By Matt Davies | October 1, 2020

Research combines tested technology for this “smart” system. by Matt Davies Infrared (IR)-based light curtains have been the accepted way of protecting passengers from closing elevator doors since the 1990s. However, over the last five years, there have been numerous tradeshow exhibits with new and exciting technology purporting to render light-curtain technology obsolete. More recently,…

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Figure 1

A Look at Door Safety

By Muharrem B. Çakırer | October 1, 2020

Stricter regulations may be in the future, but now is a good time to review existing rules. by Muharrem B. Çakırer It has been said, “The rules in aviation are written in blood,” and this saying from the aircraft industry can be adapted to the elevator industry. For example, last year, a university student pushed…

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The-Bostwick-Elevator-Gate

The Bostwick Elevator Gate

By Dr. Lee Gray | April 1, 2018

The Unlikely Story of How a Patent Acquisition became Synonymous with sliding, collapsible metal elevator gates One of the most iconic components of many late 19th- and early 20th-century elevators was the folding or collapsible metal gate. The visual characteristics of these gates, with their open network of crisscross steel or bronze bars, and the…

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A-Commitment-to-Energy-Efficiency

A Commitment to Energy Efficiency

By Elevator World | April 1, 2018

Fermator Group Reduces Energy Consumption of the Door Control System There are many articles about vertical-transportation energy consumption and its economic impact within the total energy consumed in the world. Using data provided by the International Energy Agency,[1] in 2014, electricity consumption, including gross production plus imports minus exports and losses was 21,962.54 TWh per…

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The-Best-VT-Solution

The Best VT Solution

By Elevator World | April 1, 2018

In this Readers Platform, your author describes the benefits of Peelle’s vertical-slide doors in Freight Applications It’s important for a building owner or architect to properly communicate the purpose of a proposed facility when consulting with an elevator professional. Elevator professionals will conduct their own discovery, i.e., who will visit, how often, for what purpose…

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