Here comes the photo of our Arm Piece:
Our cardanic joints/arm piece are available in a range from DN 600 up to DN 1400. Any other diameter is available on request. The units are made of a strong steel construction, which can be easily integrated into the side-suction pipe of all hopper dredgers. Cardanic joints/arm piece consist of two male arm pieces, a cardanic ring and a rubber fender hose.
The cardanic joint/arm piece allows movements of 30° in horizontal and vertical direction. It consists of two male arm pieces, a cardanic ring, a Rubber Hose and a rubber fender. The pivots are designed as steel shafts with high-wear-resistant bushes and have sufficient strength to bear the full load of the side suction pipe.