Compression molded door assembly

B - Operations – Transporting – 44 – F

Patent

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Details

B44F 9/02 (2006.01) E04C 1/00 (2006.01) E04C 2/34 (2006.01) E06B 3/78 (2006.01) E06B 5/00 (2006.01)

Patent

CA 2188433

A door assembly (10) having a core (12) positioned within a frame (14). The door assembly (10) further includes a pair of opposed molded skins (24, 26). There are edges adjacent the skins. The skins (24, 26) are made of a polymer material, a low profile additive and reinforcement fibers. Each of the skins (24, 26) has an exterior surface (28) and an interior surface (30). The interior surface (30) is adjacent the core (12). The exterior surface(28) includes a textured pattern (31) consisting of level portions (32) and depressions (34). The depressions (34) have a range in depth from about 0.025 mm to about 1.0 mm from the level portions (32). The skins (24, 26) further include undercuts (36) adjacent the depressions (34). The undercuts (306) have a range in extent of undercutting from about 0.025 mm to about 0.10 mm from the depressions (34).

Ensemble porte (10) comportant une partie centrale (12) placée à l'intérieur d'un châssis (14). Cet ensemble porte (10) comprend, de plus, une paire de revêtements moulés et opposés (24, 26). Des bords sont contigus aux revêtements. Ceux-ci (24, 26) sont fabriqués en matériau polymère et en fibres d'apport et de renforcement à profil bas. Chacun des revêtements (24, 26) possède une surface extérieure (28) et une surface intérieure (30). La surface intérieure (30) est contiguë à la partie centrale (12). La surface extérieure (28) comprend une configuration texturée (31) constituée par des parties plates (32) et par des creux (34). La profondeur des creux (34) se situe dans une plage de 0,025 mm à 1 mm depuis les parties plates (32). Les revêtements (24, 26) comprennent, de plus, des entailles sous-jacentes (36) contiguës aux creux (34). Les entailles sous-jacentes (36) se prolongent depuis les creux (34) sur une longueur située entre 0,025 mm et 0,10 mm.

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