Door security lock opening tool and method of using same

A tool for unlatching door security locks of the type having a chain extending from the door frame to a slider movable in an access opening at the inner end of a slot in a plate secured to the door and forming a passageway between the plate and door open at the end adjacent the door edge, said tool comprising,

• a U-shaped elongated member having an actuating leg and a handle leg interconnected by a base portion wherein the outer end of said actuating leg positioned on the inside of the door is adapted to engage said slider in said passageway or on the outside of said plate for moving the slider in said slots towards said access opening for removal therefrom as a person moves the handle leg along a line parallel to the longitudinal axis of said slot and passageway, and
• an actuating head being provided on the outer end of said actuating leg and said head having a larger cross-sectional area than said actuating leg.

A tool for unlatching door security locks of the type having a chain extending from the door frame to a slider movable in an access opening at the inner end of a slot in a plate secured to the door and forming a passageway between the plate and door open at the end adjacent the door edge, said tool comprising,

• A u-shaped elongated member having an actuating leg and a handle leg interconnected by a base portion wherein the outer end of said actuating leg positioned on the inside of the door is adapted to engage said slider in said passageway or on the outside of said plate for moving the slider in said slot towards said access opening for removal therefrom as a person moves the handle leg along a line parallel to the longitudinal axis of said slot and passageway, and
• said leg portions including perpendicularly extending portions terminating in said base portion whereby the effective length of said legs is increased when used on a door having a slider movable inwardly and upwardly.

The method of unlatching a door security lock of the type having a chain extending from the door frame to a slider movable in an access opening at the inner end of a slot in a plate secured to the door and forming a passageway between the plate and door open at the end adjacent the door edge, comprising the steps of,

• positioning a U-shaped lock opening tool in a position embracing the door between the door edge and door frame with the legs of the tool being positioned on opposite sides of the door,
• positioning the actuating leg of the tool with the outer free end against the slider either in the passageway or on the outside of the plate, and
• moving the handle leg on the outside of the door away from the door edge along a line parallel to the longitudinal axis of the slot and passageway and thereby moving the slider to the access opening for removal therefrom for opening the door.