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US 2012/0240646 A1Published application
Cylinder Lock with Side Bar and Side Pins, Key and Lock Assembly
AssigneeAssa Oem AB
InventorJonas Herrmann
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AssigneeAssa Oem AB
InventorJonas Herrmann
Estimating the term…
A cylinder lock comprising a cylinder housing (2), a cylinder core (4) having a key channel (5) arranged in the cylinder housing (2), at least one side bar (6, 7) arranged between the cylinder housing (2) and the cylinder core (4) and a plurality of side pins (20) arranged on at least one side of the key channel (5) and arranged to be lifted by insertion of a key (8) and in cooperation with the side bar (6, 7) allow or prevent relative rotation of the cylinder housing (2) and the cylinder core (4), wherein each side pin (20) comprises a foot (26, 29) adapted to be lifted by means of a code groove (10) in the side surface (12) of the key. The cylinder lock is characterized in that the foot (26) of at least one of the side pins (20) is tapered. A key (8) for the cylinder lock having a groove for side pins having tapered foot is also described.
A cylinder lock comprising a cylinder housing, a cylinder core having a key channel arranged in the cylinder housing, at least one side bar arranged between the cylinder housing and the cylinder core and a plurality of side pins positioned on at least one side of the key channel and arranged to be lifted by insertion of a key and in cooperation with the side bar allow or prevent relative rotation of the cylinder housing and the cylinder core, wherein each side pin comprises a foot adapted to be lifted by means of a code groove in the side surface of the key characterized in that the foot of at least one of the side pins is tapered.
A key for a cylinder lock provided with side pins, comprising at least one code groove in at least one side surface of the key being adapted to lift side pins on at least one side of the key channel of the cylinder lock characterized in that the code groove is provided with a cross section having a first side surface, which side surface extends from the side surface of the key towards a bottom of the code groove, which side surface has an inclination adapted for a tapered Side pin, so that the first side surface of the cross section of the code groove is non-perpendicular to the side surface of the key.
Dependencies are inferred from the claim text.