Locking window having a cam latch
AssigneeHughes Supply Company of Thomasville, Inc.
InventorsD. Keith Miller, Christopher R. Rogers, Farrell Smith, Jeffrey T. Hughes
Life of this patent
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Abstract
A locking window that is selectively movable between a first closed position and a second open position and a window latch adapted to be attached to the window is disclosed. The window latch includes a cam latch, a housing including a support wall, a pivot fastener for attaching the cam latch to the housing, and a detent for retaining the cam latch in one of the open and the locked positions.
Claims44
A window latch for a locking window, said window having a window frame including at least one window sash which is selectively movable between a first closed position and a second open position, said window latch comprising:
- (a) a cam latch selectively movable between a first open position and a second locked position to secure the window sash in said closed position;
- (b) a housing including an opening for said cam latch, a perimeter wall having opposing ends defining said opening on one side of said housing, and a pair of rigid interior support walls, each partially defining said opening and extending across said housing from one opposing end of said perimeter wall to said perimeter wall on an opposite side of the housing wherein said perimeter wall having an opening for said cam latch and said pair of rigid interior support walls extend downward to engage the surface of the window sash to provide support for said housing;
- (c) a pivot fastener for attaching said cam latch to said housing;
- (d) a bushing adapted for use with said pivot fastener;
- and
- (e) a detent for retaining said cam latch in one of said open and said locked positions, wherein said detent includes at least one protrusion on one of said housing and said cam latch and a receiving groove on the other of said housing and said cam latch, said receiving groove for receiving said protrusion, said protrusion and said groove being substantially parallel to the axis of said pivot fastener.
A locking window, said window comprising:
- (a) a window frame including at least one window sash which is selectively movable between a first closed position and a second open position;
- and
- (b) a window latch adapted to be attached to said window and that is selectively movable between a first open position and a second locked position to secure said window sash in said closed position, said window latch comprising:
- (i) a cam latch selectively movable between a first open position and a second locked position to secure the window sash in said closed position;
- (ii) a housing including an opening for said cam latch, a perimeter wall having opposing ends defining said opening on one side of said housing, and a pair of interior rigid support walls, each partially defining said opening and extending across said housing from one opposing end of said perimeter wall to said perimeter wall on an opposite side of the housing wherein said perimeter wall having an opening for said cam latch and said pair of rigid interior support walls extend downward to engage the surface of the window sash to provide support for the housing;
- (iii) a pivot fastener for attaching said cam latch to said housing;
- (iv) a bushing between said cam latch and said housing;
- and
- (v) a detent for retaining said cam latch in one of said open and said locked positions, wherein said detent includes at least one protrusion on one of said housing and said cam latch and a receiving groove on the other of said housing and said cam latch, said receiving groove for receiving said protrusion, said protrusion and said groove being substantially parallel to the axis of said pivot fastener.
Dependencies are inferred from the claim text.