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US 2017/0211310 A1Published application
Window mainframe component for emergency escape and rescue opening windows
AssigneeGilkey Window Company
InventorMichael Gilkey
Life of this patent
Estimating the term…
Abstract
Embodiments of windows mainframe components, for example, head/jamb window mainframe components which meet the egress requirements for egress windows are provided herein.
Claims20
A head/jamb window mainframe component for egress windows comprising:
- a horizontal block having a first surface configured to abut a window opening along perimeter sections of the window opening and a second surface opposite the first surface;
- an exterior boss extending from the second surface and disposed at one edge of the second surface of the horizontal block, wherein the exterior boss comprises a blind stop channel;
- an interior boss extending from the second surface and disposed at an edge of the second surface opposite the edge in which the exterior boss is disposed;
- a plurality of vertical beams comprising at least a first vertical beam and a second vertical beam, the plurality of vertical beams extending from the second surface in between the interior boss and the exterior boss, wherein the first vertical beam and the second vertical beam are spaced apart and each have flanged ends operable for attachment to a window sash;
- a plurality of balance shoe tracks comprising at least a first balance shoe track and a second balance shoe track, wherein the first balance shoe track is a channel formed in spacing between the first vertical beam and the exterior boss, and the second balance shoe track is a channel formed in spacing between the second vertical beam and the interior boss, wherein the first balance shoe track and the second balance shoe track have a depth of one inch or less;
- and
- an attachable blind stop comprising a slidable flange member configured to slidingly engage the blind stop channel of the exterior boss, and a sash back stop member extending a distance beyond a horizontal plane defined by the flanged ends of the first vertical beam and the second vertical beam.
4 more elements
An egress window assembly comprising:
- a window opening;
- a window mainframe attached along a perimeter of the window opening, the window mainframe comprising a head jamb, a sill, and side jambs disposed therebetween, wherein the head jamb, the side jambs, or both comprise a head/jamb window mainframe component, the head/jamb window mainframe component comprising:
- a horizontal block having a first surface abutting the window opening and a second surface opposite the first surface;
- an exterior boss extending from the second surface and disposed at one edge of the second surface of the horizontal block, wherein the exterior boss comprises a blind stop channel;
- an interior boss extending from the second surface and disposed at an edge of the second surface opposite the edge in which the exterior boss is disposed;
- a plurality of vertical beams comprising at least a first vertical beam and a second vertical beam, the plurality of vertical beams extending from the second surface in between the interior boss and the exterior boss, wherein the first vertical beam and the second vertical beam are spaced apart and each have flanged ends operable for attachment to a window sash;
- a plurality of balance shoe tracks comprising at least a first balance shoe track and a second balance shoe track, wherein the first balance shoe track is a channel formed in spacing between the first vertical beam and the interior boss, and the second balance shoe track is a channel formed in spacing between the second vertical beam and the exterior boss, wherein the first balance shoe track and the second balance shoe track have a depth of one inch or less;
- an attachable blind stop comprising a slidable flange member configured to slidingly engage the blind stop channel of the exterior boss, and a sash back stop member extending a vertical distance beyond a horizontal plane defined by the flanged ends of the first vertical beam and the second vertical beam;
- and
- a window sash attached to window mainframe, wherein at least a portion of the sash back stop member extends a distance beyond an upper edge of the window sash.
7 more elements
Dependencies are inferred from the claim text.