For manual skylights, inspect the loop or crank handle to ensure it's secure.
From the timesunion.com
A Roman iron crank handle was excavated in Augusta Raurica, Switzerland.
From the en.wikipedia.org
Each rotation of the crank handle produces three rotations of the handwheel, and hence three stitches.
From the en.wikipedia.org
Its windows move up and down with a clip, not even a crank handle, and serve as the car's only climate controls.
From the ocregister.com
In these toys the drafting instrument is replaced by a crank handle, and the position of the sliding shuttles is usually fixed.
From the en.wikipedia.org
This includes the crank handle.
From the en.wikipedia.org
That did away with the inconvenient crank handle needed to get their engines going, and they could run for 100 miles or more on a tank on fuel.
From the newscientist.com
This was used to prime the engine while cranking the engine slowly then starting the engine with the left hand with a rapid pull of the crank handle.
From the en.wikipedia.org
As observed in Han miniature tomb models, but not in literary sources, the crank handle was used to operate the fans of winnowing machines that separated grain from chaff.