Technology
Abolishing Pit and Head-room: It’s Possible Now More than Ever Before
A patent-pending solution for an eleva-tor with a reduced pit depth and over-head, which increases safety by creating a temporary refuge space to prevent crushing, is presented. This article presents...
Maintenance Support Tools for Elevator Equipments that use Cellular Phones
This paper was presented at Lucerne 2010, the International Congress on Vertical Transportation Technologies and first published in IAEE book Elevator Technology 18, edited by A. Lustig. It is a...
Improving the Efficiency of Hydraulic Elevators
How Schumacher Elevator Co. utilizes Bucher Hydraulics, Inc. technology to improve hydraulic elevator efficiency. Denver, Iowa-based Schumacher Elevator Co. has been family owned and operated for 75 years. Marvin Schumacher...
Induction Loops That Only Mimic the Performance of a Hearing Aid are Never Inexpensive, but Always a Waste of Money
In a rush to satisfy the latest amendment to the EN 81-70 standard on lift accessibility, the industry is purchasing induction loops based on price and ease of installation without...
Sensitivity Analysis of Lift Car Installation Design Variables to Guide Shoes Wear
A numerical sensitivity analysis of how several design variables of a lift-car installation determine the wear of guide shoes is presented. F. J. Martínez1, R. Monge1, M. A. Martínez2, J....
Thin Elevator Ropes on Small Sheaves
This article evaluates the correlation between the ratio of sheave diameter to nominal rope diameter and rope service life. In recent years, a movement has gained ground in the elevator...
Monitoring Elevator Energy Usage in Real-Time
Arizona State University’s research and education center provides a solution for determining the energy efficiency of elevators. by Rich Madarasz, Jimmie Anicich, Rob Vandling and Kathy Mutch Arizona State University...
iwalk – The Newest Moving Walk by ThyssenKrupp Elevator
ThyssenKrupp Elevadores of Brazil recently launched the iwalk, an innovative moving walk, in São Paulo Metro. The São Paulo Metro is the stage where the iwalk, an innovative moving walk,...
Drilling Aspects of Hydraulic Elevator Modernizations
by Mark E. Ortman Hydraulic elevator modernizations can be very challenging for both elevator contractors and drilling contractors alike. Many times, the challenge starts with simply moving the job materials...
The Effects of Reversing the Direction of an Escalator
by Davis L. Turner Introduction From time to time, the question arises as to the propriety of reversing the direction of travel of an escalator. The subject becomes particularly relevant...
