Abstract: A button assembly for a door lock may include a button and a shank. The button may be toollessly couplable to the shank to allow force transmission between the button and the shank. The button may transfer linear force and torque along a longitudinal axis of the button to the shank to allow a state of an associated lock body to be changed.

Abstract: Disclosed herein are cylindrical door locks configured to indicate the lock status of the door lock to nearby persons. In some instances, the lock status is indicated on a first side of the door. In other instances, the lock status is indicated on both a first side and a second side of the door.

Abstract: Disclosed herein are cylindrical door locks configured to indicate the lock status of the door lock to nearby persons. In some instances, the lock status is indicated on a first side of the door. In other instances, the lock status is indicated on both a first side and a second side of the door.

Abstract: A door lock may include a latch bolt head and a blocking pin. The latch bolt head may be configured to move between an extended position and a retracted position to selectively engage a latch head pocket of a door jamb. The latch bolt head may also be configured to move between a first rotational position and a second rotational position, wherein the blocking pin is configured to prevent movement of the latch bolt head from the first rotational position to the second rotational position when the blocking pin is in an engaged position.

Abstract: A button assembly for a door lock may include a button and a shank. The button may be toollessly couplable to the shank to allow force transmission between the button and the shank. The button may transfer linear force and torque along a longitudinal axis of the button to the shank to allow a state of an associated lock body to be changed.

Abstract: A lock for a door to a room comprising an interior handle disposed on an interior surface of the door, the interior handle having a lock control, the lock control operable between a first position and a second position and an exterior handle disposed on an exterior surface of the door. The lock includes a visual lock indicator on a portion of the interior or exterior handle. The lock control is operable between a first position and a second position. The lock includes a lock body disposed between the interior handle and the exterior handle, the lock body operable by the lock control from the first position wherein the exterior handle allows the door to open to the second position wherein the exterior door handle is prevented from opening the door.

Abstract: A lock for a door to a room comprising an interior handle disposed on an interior surface of the door, the interior handle having a lock control, the lock control operable between a first position and a second position and an exterior handle disposed on an exterior surface of the door. The lock includes a visual lock indicator on a portion of the interior or exterior handle. The lock control is operable between a first position and a second position. The lock includes a lock body disposed between the interior handle and the exterior handle, the lock body operable by the lock control from the first position wherein the exterior handle allows the door to open to the second position wherein the exterior door handle is prevented from opening the door.