Fig. 3

Structure of suction hood. The suction hood has its main structural parameters with the length of the bottom (L) being 520 mm, the height of the shoulder (H1) being 400 mm, and the bottom width (D) being 150 mm.

Structure of suction hood. The suction hood has its main structural parameters with the length of the bottom (L) being 520 mm, the height of the shoulder (H1) being 400 mm, and the bottom width (D) being 150 mm.