Anh
protective bellows
concertina cover
Đức
Schutzbalg
Balg
Faltenbalg
Pháp
soufflet
soufflet en accordéon
concertina cover,protective bellows /ENG-MECHANICAL/
[DE] Balg; Faltenbalg
[EN] concertina cover; protective bellows
[FR] soufflet; soufflet en accordéon