Window lock
OwnerMartasz Smithinventor
Life of this patent
Estimating the term…
Abstract
A lock assembly is provided for a window having a first sash and a second sash. The lock assembly comprises an elongate strip configured to be coupled to the first sash. The elongate strip has a plurality of recesses defined along a length of the elongate strip. The lock assembly also includes a lock member configured to be coupled to the second sash and operable to move along the length of the elongate strip. The lock member includes a biasing member and a coupler biased in a direction of the elongate strip by the biasing member. The coupler is configured to enter each of the plurality of recesses to selectively lock the lock member to the elongate strip.
Claims19
A lock assembly for a window having a first sash and a second sash, the lock assembly comprising:
- an elongate strip configured to be coupled to the first sash, the elongate strip having a plurality of recesses defined along a length of the elongate strip;
- and
- a lock member configured to be coupled to the second sash and operable to move along the length of the elongate strip, the lock member including a biasing member and a coupler biased in a direction of the elongate strip by the biasing member, the coupler configured to enter each of the plurality of recesses to selectively lock the lock member to the elongate strip.
The lock assembly of claim 1, further comprising a first engagement member extending from the elongate strip and configured to be removably coupled to the first sash. The lock assembly of claim 6, wherein the first engagement member is a C-shaped hook.
The lock assembly of claim 7, further comprising a second engagement member extending from the lock member and configured to be removably coupled to the second sash.
A lock assembly for a window including a first sash with a glass pane and a second sash, the lock assembly comprising:
- a lock member including an engagement member configured to removably engage the second sash;
- a suction cup coupled to the engagement member and configured to create a partial vacuum on the glass pane of the first sash;
- and
- a lever coupled to the lock member and the suction cup, the lever pivotable between a first position and a second position.
A lock assembly for a window including a first sash with a first glass pane and a second sash with a second glass pane, the lock assembly comprising:
- a frame having a first leg with a first open end, a second leg with a second open end, and a bridge coupling the first leg to the second leg, the frame defining an interior volume;
- a first suction cup arranged at the first open end;
- a second suction cup arranged at the second open end;
- a pivot member pivotably coupled to the frame within the interior volume, the pivot member pivotable between a first position and a second position;
- a first linkage coupling the pivot member to the first suction cup;
- and
- a second linkage coupling the pivot member to the second suction cup.
Dependencies are inferred from the claim text.