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Methods and systems are provided for a crankshaft damper cover for a crankshaft damper of a crankshaft in an engine. In one example, a crankshaft damper cover shaped to fit within a cavity of a crankshaft damper and including an inset and an annular ring embedded within the inset, where the annular ring includes tabs adapted to mate with an inner surface of the crankshaft damper. As one example, the inset may be comprised of a damping material, such as plastic or foam.
Methods and systems are provided for a crankshaft damper cover for a crankshaft damper of a crankshaft in an engine. In one example, a crankshaft damper cover shaped to fit within a cavity of a crankshaft damper and including an inset and an annular ring embedded within the inset, where the annular ring includes tabs adapted to mate with an inner surface of the crankshaft damper. As one example, the inset may be comprised of a damping material, such as plastic or foam.
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1. A crankshaft damper cover, comprising: a rigid, annular ring including a plurality of tabs arranged around a circumference of a planar portion of the annular ring, the annular ring adapted to couple to an inner circumferential surface of an inner shell of a crankshaft damper; andan inset molded around the annular ring and shaped to fit within a cavity formed by the inner shell, where the inset is a damping material. 2. The crankshaft damper cover of claim 1, wherein each tab of the plurality of tabs extends radially outward from the planar portion, re...
1. A crankshaft damper cover, comprising: a rigid, annular ring including a plurality of tabs arranged around a circumference of a planar portion of the annular ring, the annular ring adapted to couple to an inner circumferential surface of an inner shell of a crankshaft damper; andan inset molded around the annular ring and shaped to fit within a cavity formed by the inner shell, where the inset is a damping material. 2. The crankshaft damper cover of claim 1, wherein each tab of the plurality of tabs extends radially outward from the planar portion, relative to a central axis of the annular ring, and angles upward, in a direction along the central axis and toward a planar, outer surface of the inset, from the planar portion, where the outer surface of the inset and the planar portion are coplanar and arranged perpendicular to the central axis, and wherein the annular ring and the inset are molded together to form an integrated crankshaft damper cover. 3. The crankshaft damper cover of claim 2, wherein each tab of the plurality of tabs is positioned inward of the outer surface of the inset, wherein the annular ring further includes a plurality of pull-out tabs arranged around an outer circumference of the planar portion and extending radially outward and upward from the planar portion, where each pull-out tab of the plurality of pull-out tabs extends outward and beyond the outer surface of the inset, in a direction of the central axis, and wherein each pull-out tab is arranged between an adjacent and different pair of tabs of the plurality of tabs, along the outer circumference of the planar portion, and where each pull-out tab is spaced away from the adjacent tabs. 4. The crankshaft damper cover of claim 2, wherein each tab of the plurality of tabs includes a first end directly coupled to the planar portion and embedded within an interior of the inset and a second end, opposite the first end, that is arranged external to the interior of the inset. 5. The crankshaft damper cover of claim 4, wherein each tab of the plurality of tabs has one of a triangular shape, a first trapezoidal shape where the second end is shorter than the first end, or a second trapezoidal shape where the second end is longer than the first end. 6. The crankshaft damper cover of claim 1, wherein the inset is annular and includes a planar, outer surface and an inner surface arranged opposite the outer surface, where each of the outer surface and the inner surface are arranged perpendicular to a central axis of the annular ring, and wherein the planar portion of the annular ring is embedded within an interior of the inset, between the outer surface and the inner surface, where the planar portion is coplanar with the outer surface and the inner surface. 7. The crankshaft damper cover of claim 6, wherein the inset includes a plurality of projections extending outwardly from the inner surface, in a direction of the central axis, and spaced apart from one another around a circumference of the inset. 8. The crankshaft damper cover of claim 6, wherein the plurality of tabs of the annular ring is arranged symmetrically around an outer circumference and wherein a width of the inset, defined between an inner and outer diameter of the inset, is greater than a width of the planar portion of the annular ring, defined between an inner and outer diameter of the planar portion. 9. The crankshaft damper cover of claim 1, wherein the annular ring and the inset are formed as one piece and the planar portion of the annular ring is arranged and molded within an enclosed interior of the inset. 10. The crankshaft damper cover of claim 1, wherein the damping material is one of foam or rubber and the annular ring comprises metal. 11. The crankshaft damper cover of claim 1, wherein the annular ring further includes a plurality of elongate slots positioned within the planar portion and spaced apart from one another around the circumference of the planar portion. 12. A crankshaft damper, comprising: an inner shell including a cavity depressed from a planar, exposed outer surface of the inner shell that is arranged perpendicular to a central axis of the crankshaft damper, the cavity formed by an inner surface of the inner shell, the cavity extending across a diameter of the inner shell, across the central axis; andan integrated cover including an inset comprised of a damping material, shaped to fit within the cavity and extend across the diameter of the inner shell, and formed as one piece with, and molded around, an annular ring comprising a plurality of tabs that extend from within an interior of the inset to an exterior of the inset and mate with the inner surface. 13. The crankshaft damper of claim 12, wherein the central axis is common to the inner shell, inset, and annular ring, wherein the plurality of tabs is positioned around a circumference of the annular ring, and wherein the inner surface of the inner shell includes a first planar surface arranged parallel to and surrounding the central axis and a second planar surface arranged perpendicular to the central axis and parallel to the exposed outer surface of the inner shell, where the diameter of the inner shell is defined by the first planar surface and wherein the annular ring is rigid. 14. The crankshaft damper of claim 13, further comprising a plurality of elongate slots positioned within the second planar surface, around a circumference of the second planar surface, and a plurality of protrusions extending from an inner surface of the inset, where each protrusion of the plurality of protrusions is shaped to mate with a corresponding elongate slot of the plurality of elongate slots, where the inner surface of the inset is arranged perpendicular to the central axis, and wherein a planar portion of the annular ring from which the plurality of tabs extend is molded within the interior of the inset, between the inner surface and an outer surface of the inset, where the planar portion is coplanar with the outer surface and inner surface of the inset. 15. The crankshaft damper of claim 13, wherein the first planar surface includes a circumferential groove extending around an entire circumference of the first planar surface. 16. The crankshaft damper of claim 15, wherein an end of each tab of the plurality of tabs positioned exterior to the interior of the inset fits within the circumferential groove and wherein each tab is planar. 17. The crankshaft damper of claim 15, wherein an end of each tab of the plurality of tabs positioned exterior to the interior of the inset includes an angled portion and a straight portion, where the angled portion extends outward toward the first planar surface and then back inward toward the inset and is shaped to fit within, and extend into, the circumferential groove, and where the straight portion extends outward along, in a direction of the central axis toward the exposed outer surface of the inner shell, and is in face-sharing contact with the first planar surface. 18. The crankshaft damper of claim 13, wherein the first planar surface includes a plurality of tapered notches spaced apart from one another around a circumference of the first planar surface, where each tapered notch of the plurality of tapered notches has a first end depressed into the first planar surface at a first depth that tapers along the circumference of the first planar surface to a second end of each tapered notch which is flush with the first planar surface, and wherein an end of each tab of the plurality of tabs positioned exterior to the interior of the inset includes a curved extension shaped to fit within and be positioned against the first end of one tapered notch of the plurality of tapered notches. 19. The crankshaft damper of claim 12, further comprising a hub adapted to couple to a crankshaft and coupled to the inner shell, an inertia plate surrounding the inner shell, and an outer shell surrounding the inertia plate. 20. A crankshaft damper, comprising: an inner shell including a hub end adapted to directly couple to a crankshaft and an exposed end including a cavity depressed from an exposed surface of the inner shell and formed by an inner surface of the inner shell, where the crankshaft damper includes a central axis, the cavity extending across a diameter of the inner surface, across the central axis;a damping element surrounding the inner shell and surrounded by an outer shell of the crankshaft damper; andan integrated cover including an inset comprised of a damping material, shaped to fit within the cavity, and molded around a rigid, annular ring comprising a plurality of tabs positioned around a circumference of the annular ring, where each tab of the plurality of tabs includes a first end directly coupled to a planar portion of the annular ring and positioned within an interior of the inset and a second end bent outward from a planar surface of the planar portion and toward the exposed surface of the inner shell and positioned exterior to the interior of the inset, where the second end mates with a first planar surface of the inner surface of the inner shell, where the first planar surface is parallel to the central axis and defines the diameter of the inner surface.
