Combination window latch
AssigneeRoto Frank of America, Inc.
InventorsSuban Ariaratnam, Christopher Griffin, Robert Christie, Jason Sorrentino
Life of this patent
Estimating the term…
Abstract
A window combination latch (140) includes a sash lock (142) and tilt a latch assembly (230). The sash lock (142) installs on a top rail of a window sash (110) and includes a cam (214) that rotatably couples with a keeper (144) to lock the window sash (110). The cam (214) includes a slot (320). The latch assembly (230) when installed has a tip (422) of a latch bolt (232) adjacent to a surface of a stile (112) of the window sash (110) and a head (412) of the latch bolt (232) engaged in the slot (320). The latch bolt (232) may be a one-piece structure that may include a flexible extension (414).
Claims14
A system comprising:
- a sash lock configured for installation on a rail of a window sash, the sash lock including a cam that is rotatable to engage or disengage a keeper to lock or unlock the window sash, the cam including a slot having an enlarged opening and an arc-shaped portion, wherein a width of the arc-shaped portion is smaller than a diameter of the enlarged opening;
- and
- a latch assembly including a latch bolt with a enlarged-shaped head that is sized to fit through the enlarged opening of the slot but has a diameter larger than the width of the arc-shaped portion of the slot, the enlarged-shaped head held in the slot while a tip of the latch bolt is adjacent to a surface of a stile of the window sash.
Dependencies are inferred from the claim text.