Patent ID: 11920405
Assignee: MASONITE CORPORATION
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 0:
1. A shaker door, comprising:
a) a rectangular peripheral frame;
b) two door facings attached to opposite sides of the rectangular frame, wherein each of the door facings is made from a wood composite and contains a raised peripheral region, a transition surrounded by and immediately adjacent to and contiguous with the raised peripheral region, and a planar recessed panel that is surrounded by, immediately adjacent to, and contiguous with the transition, the recessed panel being recessed from the raised peripheral region, the two door facings and the rectangular frame define a cavity therebetween, wherein a first distance between the two door facings at the peripheral region is greater than a second distance between the two door facings at the panel; and
c) a core filling the cavity, wherein the core comprises one of:
i) a first core having a first portion at the panel with a first density and second portion with a second density less than the first density, the second portion disposed between the raised peripheral regions,
ii) a second core having a first portion having a thickness sufficient to fill the cavity between the panels, the first portion being sandwiched between two filler layers located at the raised peripheral regions, or
iii) a third core having a first portion filling a portion of the cavity at the recessed panels and extending beyond the recessed panels, and a second portion filling the remaining cavity at the raised peripheral regions.