Window Lock
AssigneeInterlock USA, Inc.
InventorMathew D. Ruspil
Life of this patent
Estimating the term…
Abstract
The invention relates to a window lock having a trigger and a bolt, the trigger being rotatable about an axis of rotation and the bolt being movable from a locked position to an unlocked position. The bolt also includes a first clip and a second clip and the trigger includes a stop and a ramp. The trigger rotates about the axis for engaging and disengaging the ramp and the stop with the first and second clips for moving the bolt between the locked and unlocked positions. The invention further relates to a window lock that automatically locks without user intervention.
Claims17
A window lock, comprising:
- a trigger and a bolt, said trigger being rotatable about an axis;
- said bolt being movable from a locked position to an unlocked position;
- said bolt having a first clip and a second clip;
- said trigger having a stop and a ramp;
- said trigger rotating about said axis for engaging and disengaging said ramp and said stop with said first and second clips thus moving said bolt between the locked and unlocked positions.
A window lock, comprising:
- a trigger and a bolt, said trigger being rotatable about an axis;
- said bolt being movable from a locked position to an unlocked position;
- said bolt having a clip;
- said trigger having a stopper selected from the group consisting of a stop, a ramp, and combinations thereof;
- said trigger rotating about said axis for engaging and disengaging said stopper with said clip thus moving said bolt between the locked and unlocked positions.
A method for locking and unlocking window sashes, comprising the steps of:
- mounting two window sashes relative to each other in generally parallel planes;
- installing a bolt on a first sash, the bolt being movable between a locked and two unlocked positions;
- moving the bolt a first distance away from the second sash to a first unlocked position, whereby the first sash is slideable with respect to the second sash;
- moving the first sash with respect to the second sash, whereby the bolt moves a second distance to a second unlocked position, the second distance being less than the first distance.
Dependencies are inferred from the claim text.