De quoi est fait soufflet
A device for blowing air into a forge.
- Valve — a pour partie. A valve in the bellows lets air in when they open and keeps it from escaping back.
- Leather bellows bag — a pour partie. It changes volume when squeezed.
- Wooden bellows boards — a pour partie. Rigid walls.
- Clapet antiretour — a pour partie. An air intake valve.
- Bellows nozzle — a pour partie. It directs air into the forge.
- Pressure — utilise. Bellows push air by pressure.
- Leather — est fait de. Bellows are a leather bag.
- Wood — est fait de. With wooden boards.