Technology
Wire Rope Tension
Importance, measurement and maintenance are addressed. Since the invention of elevators with multiple ropes, equal rope tension has always been important to the proper operation and safety of an elevator....
Let There Be Light
The evolution of Columbia’s elevator light curtain Virtually everyone who has ridden an elevator over the past several decades knows the feeling of his or her person, children, pets and/or...
The Articulated Funiculator: An Update
“Next-generation” system stands to decrease the total number of vertical-transportation units in tall buildings by 40%, is proposed for application in major projects. by Fritz King, Lars Hesselgren, Peter Severin,...
An Instrument for Testing Elevator Balance Coefficient without Load
A device to aid the quick and accurate inspection of elevators is detailed. by Lei Chen, Yihui Ruan, Yuandong Jiang and Qufei Zheng With the development of society, the elevator...
Fastest Elevator – A Competition in High Technology
How the speed and height races in the elevator and construction industries have contributed to the solutions of many problems and predetermined the mile-high building. During the past two decades,...
Wireless/Cellular Elevator Emergency Telephone Technology
Applying European technology can simplify a convoluted process that often causes headaches in the U.S. submitted by JSG Elevator Consultants In terms of service to elevators, the number of existing...
Elevator Noise Tester
A flexible device to measure elevator noise is based on virtual instrument (VI). by Yihui Ruan, Ning Li, Xueming Chen, Jiefeng Li and Weitian Qiu Noise is an important influence...
Elevators Tend to “Fall” Upward, Too
A new method for protection against uncontrolled ascending car movement Gravity and Otis We all know that according to the law of gravity, objects tend to fall in the down...
Rope Application, Installation and Maintenance
The challenge of maintaining elevator ropes is best met by a step-by-step process. The performance (life or service time) of elevator ropes is a very significant maintenance concern for elevator-maintenance...
Providing Secondary Protection from Traction Elevator Brake Slippage
One of the most dangerous things that can happen with traction elevators is shearing due to a brake slip. Unfortunately, it is also one of the most difficult to prevent,...
