公开(公告)号：US20210095518A1

公开(公告)日：2021-04-01

申请号：US17121055

申请日：2020-12-14

申请人： Masonite Corporation

发明人： Hussain ALI ,  Jamie CORCORAN

IPC分类号： E06B3/70 ,  E06B5/16

摘要： A door has a core that includes a first major surface having one or more first recesses, a second major surface opposite to the first major surface, and fire retardant material such as intumescent material applied to the first recesses and no more than about 20 percent by surface area of a remainder of the first major surface excluding the first recesses. A door skin includes an interior surface, an exterior surface, at least one contoured panel portion establishing a protrusion extending on the interior surface and an opposite depression extending into the exterior surface, and fire retardant material such as intumescent material applied to at least one of the protrusion or the depression and no more than about 20 percent by surface area of the remainders of the interior surface excluding the protrusion and the exterior surface excluding the depression.

公开(公告)号：US20190271188A1

公开(公告)日：2019-09-05

申请号：US16417962

申请日：2019-05-21

申请人： Masonite Corporation

发明人： Hussain ALI ,  Jamie CORCORAN

IPC分类号： E06B3/70 ,  E06B5/16

摘要： A door core includes a first major surface having one or more first recesses, a second major surface opposite to the first major surface, and fire retardant material such as intumescent material applied to the first recesses and no more than about 20 percent by surface area of a remainder of the first major surface excluding the first recesses. A door skin includes an interior surface, an exterior surface, at least one contoured panel portion establishing a protrusion extending on the interior surface and an opposite depression extending into the exterior surface, and fire retardant material such as intumescent material applied to at least one of the protrusion or the depression and no more than about 20 percent by surface area of the remainders of the interior surface excluding the protrusion and the exterior surface excluding the depression. Doors including the cores and/or door skins are also provided.

公开(公告)号：US20170159350A1

公开(公告)日：2017-06-08

申请号：US15367763

申请日：2016-12-02

申请人： Masonite Corporation

发明人： Hussain ALI ,  Jamie CORCORAN

IPC分类号： E06B3/70

CPC分类号： E06B3/7015 ,  E06B3/7001 ,  E06B5/16 ,  E06B2003/7042 ,  E06B2003/7051

摘要： A door core includes a first major surface having one or more first recesses, a second major surface opposite to the first major surface, and fire retardant material such as intumescent material applied to the first recesses and no more than about 20 percent by surface area of a remainder of the first major surface excluding the first recesses. A door skin includes an interior surface, an exterior surface, at least one contoured panel portion establishing a protrusion extending on the interior surface and an opposite depression extending into the exterior surface, and fire retardant material such as intumescent material applied to at least one of the protrusion or the depression and no more than about 20 percent by surface area of the remainders of the interior surface excluding the protrusion and the exterior surface excluding the depression. Doors including the cores and/or door skins are also provided.

公开(公告)号：US20230235619A1

公开(公告)日：2023-07-27

申请号：US18126709

申请日：2023-03-27

申请人： Masonite Corporation

发明人： Hussain ALI ,  Jamie CORCORAN

IPC分类号： E06B3/70 ,  E06B5/16

CPC分类号： E06B3/7015 ,  E06B5/16 ,  E06B3/7001 ,  E06B2003/7042 ,  E06B2003/7051

摘要： A door has a core that includes a first major surface having one or more first recesses, a second major surface opposite to the first major surface, and fire retardant material such as intumescent material applied to the first recesses and no more than about 20 percent by surface area of a remainder of the first major surface excluding the first recesses. A door skin includes an interior surface, an exterior surface, at least one contoured panel portion establishing a protrusion extending on the interior surface and an opposite depression extending into the exterior surface, and fire retardant material such as intumescent material applied to at least one of the protrusion or the depression and no more than about 20 percent by surface area of the remainders of the interior surface excluding the protrusion and the exterior surface excluding the depression.