Elevator News

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Figure 1: Paul W. Leffler’s electromagnetic elevator: car top with front and side car elevations
In the closing decade of the 19th century, two American engineers independently explored using electromagnets as a means of powering elevators. These efforts, when considered in the context of the development of the linear- induction motor, reveal that, as is the case with elevators designed to move vertically and horizontally, [...]
Mon, Nov 19, 2018
Source: Elevator World
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New, carefully applied technology blends with the 1930s aesthetics of a Helsinki heritage building. A one-of-a-kind building opened in the heart of Helsinki in 1936. Dubbed “Lasipalatsi,” Finnish for “glass palace,” the clean, minimalist structure in the Streamline Moderne style has hosted restaurants, exhibition halls and offices.[1] It has included the [...]
Mon, Nov 19, 2018
Source: Elevator World
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Introduction and Credits This article is based on an unpublished paper, “Intent of Specifications for Harmonized Dispatching — Groups of Passenger Elevators/Lifts for Office Buildings” by Barker Mohandas, LLC, and our prior project specifications covering such designs. Our designs as covered herein are now published for use without any restrictions from [...]
Fri, Nov 16, 2018
Source: Elevator World
by Dr. Lee Gray, EW Correspondent London is filled with architectural, cultural, historical and technological treasures. One such treasure is in the Mayfair neighborhood at 21 Albemarle Street. There, visitors will find the Royal Institution of Great Britain, more commonly known as the Royal Institution (RI). Founded on March 7, 1799, [...]
Mon, Oct 15, 2018
Source: Elevator World
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by Ömer Gürkan Gürbüz “Periodic maintenance” refers to the maintenance processes carried out periodically — typically, every month — after the commissioning of the elevator by the elevator assembler or authorized service provider. This is done to ensure the elevator meets the maximum safety requirements or new code revisions, in [...]
Mon, Oct 15, 2018
Source: Elevator World
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How to extend the life of VFDs, including an overview of maintenance inspection points and procedures Everyone in the elevator industry knows how complex an elevator system is. There are many moving mechanical parts, as well as electronic power-transmission components. Obviously, maintenance is required to maximize the lifespan of the elevator [...]
Thu, Oct 11, 2018
Source: Elevator World
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In this Industry Dialogue, an expert shares his informed opinions with EW. If anybody knows escalators and moving walks, it’s Ken Smith. Running consultancy Ken Smith & Associates out of the tiny town of Preston, Iowa, Smith is a mechanical engineer who has been involved in the industry for more than [...]
Thu, Oct 11, 2018
Source: Elevator World
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With a height of 159 m and 47 floors, the Westend Gate in Frankfurt, Germany, is an unmistakable part of the city’s skyline. Built in 1976, the high rise was modernized by KONE between September 2015 and January 2017. Our team had to schedule several hours of intensive onsite work, [...]
Tue, Oct 09, 2018
Source: Elevator World
Nineteenth and early 20th-century patent records include hundreds of designs for elevator door safeties. These designs include both overly simplistic and incredibly complex solutions. Many of these schemes shared a common characteristic: they existed solely in the mind of their inventors and within their respective patents. In other words, the [...]
Mon, Sep 17, 2018
Source: Elevator World
Many claims against companies involved in the vertical-transportation (VT) industry are covered by insurance policies and, typically, any such claims are forwarded to the appropriate insurer for handling. Whether a claim falls under general liability coverage, directors/officers liability coverage, errors and omissions coverage, a workers compensation policy, or some other policy [...]
Mon, Sep 17, 2018
Source: Elevator World
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