Nozzle for injecting foam into a gap between two adjacent surfaces comprises a tube with two pairs of side openings and three bottom openings

摘要

Nozzle for injecting foam into a gap between two adjacent surfaces (2) comprises a tube (3) with a closed end, two pairs of flared side openings (4) on opposite sides of the tube, a middle opening (5) located axially between the side openings on the bottom of the tube, and two additional openings (6) located on either side of the middle opening at a greater axial distance than the side openings. The side openings are inclined downwards.