treadle

She was working the treadle of her sewing-machine.

She used the treadle to operate the sewing machine.

The old sewing machine required a lot of effort to push the treadle.

The treadle of the loom moved up and down rhythmically.

His foot got tired from constantly pressing the treadle of the bike pump.

The treadle of the piano squeaked as she played a lively tune.

The traditional spinning wheel had a wooden treadle for the spinner to operate.

He accidentally stepped on the treadle of the sewing machine, causing the needle to break.

The blacksmith used a large treadle to power his forge.

The treadle on the pottery wheel helped the artist control the speed of the wheel.

She learned to balance her weight while using the treadle of the spinning wheel.