The invention relates to a gangway bellow 4 comprising an outer bellow 6 5 presenting corrugations 33 forming a plurality of valleys 8 presenting each a valley top portion 13 facing upwardly and connected at each end to a valley top corner 14 forming a junction between the valley top portion 13 and a respective bellow side 15. The gangway bellow comprises further at least one drainage channel 12 so that liquid accumulating into at least one of the valley top portions 10 13 flows through said at least one drainage channel 12 along said respective bellow side 15. 37 7 38 3 -12 38 Fig. 3A Fig. 3B :6. 19 Fig. 4
Controlled roof drainage via the bellows
2022-07-14
Patent
Elektronische Ressource
Englisch