These original Kirt's Cogitations™
may be reproduced (no more than 5, please) provided proper credit is given to me, Kirt
– noun: Concerted thought or reflection; meditation; contemplation.
Kirt [kert] – proper noun: RF Cafe webmaster.
Escalating the Performance of Escalators
Mitsubishi has designed a variable speed escalator that promises
to ferry passengers from floor to floor at a rate 50% greater than that
of current escalators, while still maintaining normal entry and exit
speeds. The trick is using large diameter pulleys at the escalator's
edges to force the rollers that support the steps to take wider turns,
slowing them down. Look for them in about two years in shopping malls