by K Subramaniam
During the last 15 to 20 years very rapid changes have taken place by way of new machines, electrical and electronic control systems, floor counting and sensing devices, permanent magnet gearless machines, floor displays and aesthetics of the car. Images and brief explanations depicting the evolution that has taken place over this time period is included within this book. A compilation of basic information on lifts, especially on codes and norms observed in the design, manufacturing and installation of the various components and sub assemblies used are also represented.
Much of the text materials and descriptions are based, as witnessed and experienced, by Johnson Lifts (P) Ltd. of Chennai, India, the Publisher of this book.