kółko wahadłowe

In theory, he was to act as the political balance wheel.

Do you have to stamp on human ingenuity to keep the balance wheel straight?

Well, regardless, Intelligence is the balance wheel of military operations.

The clock movement had a balance wheel regulated to beat at the rate of 2 seconds.

The balance wheel between those two, I expect he was.

The purpose of the Arms is to keep the balance wheel on civilization.

"The cop can give you any reading he wants by simply turning a balance wheel."

That boy had some good ideas, but he needed a balance wheel.

Instead, their rate is adjusted by timing screws on the balance wheel.

One of them is easily taken away, namely heavy points on the balance wheel.