| CPC E05F 5/003 (2013.01) [E05Y 2900/148 (2013.01)] | 11 Claims |

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1. A window support for a double hung window having a window frame, a top sash, a bottom sash, and a window channel defined by the window frame wherein said window support limits opening of the bottom sash and provides structural integrity to the window, said window support comprising:
a first longitudinal member having a first predetermined cross-section profile and a top and bottom end;
a second horizontal member having a proximal end and a distal end wherein said proximal end is configured to receive said first longitudinal member top end; and
a clamp comprising a main body, a top edge, a bottom sash cooperating bottom edge, and a mounting lever, said main body defining a cavity having a predetermined cross-section profile and wherein said cavity predetermined cross-section profile is configured for receipt of at least said bottom end of said first longitudinal member, wherein said clamp is supported on said first longitudinal member and is slidable there along between a closed position wherein said clamp is positioned below said top end of said first longitudinal member and an opened position wherein said clamp is positioned adjacent said top end of said first longitudinal member, and wherein said clamp mounting lever comprises a distal leg extending from said clamp main body and a clamping leg extending perpendicular from said distal leg wherein said clamping leg is configured to to be positioned with the window channel of the window frame, and wherein upward movement of the bottom sash causes the bottom sash to abut said bottom sash cooperating bottom edge and raise said clamp along said first longitudinal member and said clamp top edge contacts said second horizontal member in said opened position wherein further movement of said clamp on said first longitudinal member is limited when said clamp top edge abuts said second horizontal member in said opened position.
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