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main shaft

American  

noun

Machinery.
  1. the principal shaft of a motor, transmission, etc. (distinguished from jackshaft).


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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Rescuers were attempting to clear cages, skips and other debris blocking the main shaft while drilling other shafts for communication, ventilation and possibly to lift workers to the surface.

From Seattle Times Jan. 20, 2021

But the depth of the water in the mine’s main shaft has prevented them from exploring the tunnels.

From Washington Post Jan. 10, 2019

Officials hope they have found an air pocket in the main shaft to survive.

From BBC Dec. 24, 2018

Energy Fuels also owns the Grand Canyon mine, where groundwater has already flooded the main shaft.

From New York Times Jan. 13, 2018

Zooey was sitting in the main shaft of sunlight in the room.

From "Franny and Zooey" by J. D. Salinger

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