driving chain
Britishnoun
"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
There has been no official explanation yet, but city officials said a damaged driving chain within the escalator, and a malfunctioning braking device, may have caused the incident.
From BBC
Escalator engineer Charles Wong told the South China Morning Post that auxiliary brakes should have kicked in if the main brakes had failed, and that it was rare for a driving chain to break.
From BBC
Both the driving chain and the sprockets were standard bicycle parts, and a number of bicycle thread standards and other items of bicycle practice were incorporated in several places in the engine, easing their construction task.
From Project Gutenberg
Frazer reports a case of rupture of liver and kidney in a boy of thirteen who was squeezed between the tire and driving chain of a mill, but who recovered despite his serious symptoms.
From Project Gutenberg
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.