This new ‘L’ form of was really the only server for so it double drive handrail plan, that was got rid of when they were modernized about sixties
Even while new Earls Legal set up was moving in, Otis produced the alternative because of that it stumbled on dominate the new escalator market for many years. In the 1911 Otis plus acquired brand new Reno Electronic Stairway and you may Lift Company, providing it entry to then beneficial patents along with people who accepted new cleat and you may brush system.
Considering Scientific Western the station was sufficiently deep, at the 38? base, you to some type of mechanical straight transportation try essential. Very first, it sugarbook profile actually was wanted for almost all of one’s four computers are reversible inside average site visitors time so you’re able to look after the fresh altering circulates, and you may next the latest narrow systems tends to make brand new supply out-of shunts most awkward. Consequently a step-building Escalator that have cleated landings are conceived. The machine and additionally seemingly have become a first into the which have a thirty-knowledge desires. The fresh new methods were merely 18 ins wide and you will range ranging from handrails only twenty-four inches, enough for just one person to stand. Four ones special servers came into include in May 1919. These hosts do not seem to have already been of any prevalent basic structure but should have triggered new convinced trailing the newest second age bracket out-of long lasting Escalators, new ‘L’ sorts of.
Otis created the ‘L’ input 1920 on greatest elements of brand new Seeberger, Otis and Reno basics and this provided abandoning the shunt getting arrangement on their standard hosts and you may with the cleated methods and you may comb landings; such shot to popularity immediately (way more Escalators was offered anywhere between 1920 and 1922 than for brand new whole period just before 1920). “But not, web site requirements here didn’t go for Escalators out of established construction”の続きを読む