Door assembly
First Claim
Patent Images
1. A door assembly, said door assembly comprising:
- (a) at least one door panel; and
(b) a door frame having a plurality of frame members including a header and at least a pair of side jambs;
wherein at least one frame member includes(i) a core; and
(ii) at least one top piece adjoining said core to than a structural member with said core and wherein said top piece is a composite of cellulosic material and plastic,wherein the amount of cellulosic material in said cellulosic-plastic composite is between 20 wt. % and 70 wt. % of the weight of said cellulosic-plastic composite when a thickness of the top piece is between 10% and 50% of the thickness of the at least one frame member.
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Abstract
A door assembly. The door assembly may include at least one door panel and a door frame having a plurality of frame members including a header and a pair of side jambs. The invention may also be considered a frame member. The frame member may include a core; and a two-piece top piece adjoining the core to form a structural member. The core and the top piece may be a composite of cellulosic material and at least one other material. The door assembly may further include at least one adjacent panel. Also disclosed are door jamb frame members and mullion frame members.
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Citations
23 Claims
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1. A door assembly, said door assembly comprising:
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(a) at least one door panel; and (b) a door frame having a plurality of frame members including a header and at least a pair of side jambs;
wherein at least one frame member includes(i) a core; and (ii) at least one top piece adjoining said core to than a structural member with said core and wherein said top piece is a composite of cellulosic material and plastic, wherein the amount of cellulosic material in said cellulosic-plastic composite is between 20 wt. % and 70 wt. % of the weight of said cellulosic-plastic composite when a thickness of the top piece is between 10% and 50% of the thickness of the at least one frame member.
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2. In a door assembly including a door frame having a plurality of frame members including a header and at least a pair of side jambs, at least one frame member comprising:
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(a) a core; and (b) a two-piece top piece adjoining said core to form a structural member with said core and said top piece is a composite of cellulosic material and plastic, wherein the amount of cellulosic material in said cellulosic-plastic composite is at least 20 wt. % of the weight of said cellulosic-plastic composite when a thickness of the top piece is at least 10% of the thickness of the at least one frame member. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. A door assembly, said door assembly comprising:
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(a) at least one door panel; and (b) a door frame having a plurality of frame members including a header and a side jamb;
wherein at least one frame member includes(i) a core; and (ii) a two-piece top piece adjoining said core to form a structural member with said core and said top piece is a composite of cellulosic material and plastic, wherein the amount of cellulosic material in said cellulosic-plastic composite is between 20 wt. % and 70 wt. % of the weight of said cellulosic-plastic composite when a thickness of the top piece is between 10% and 50% of the thickness of the at least one frame member; and (c) at least one adjacent panel. - View Dependent Claims (23)
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Specification