However, Mrs. Stannard will be there, and she's a balance-wheel.
It may have served as a sort of balance-wheel, and helped to steady him, but it could not steer him.
When the balance-wheel, impelled by the escapement, rotates, it winds up the spring.
He couldn't, he said, for I was his balance-wheel, and without me he was lost.
The driving-pulley is 20 inches in diameter, ...