대표
청구항
▼
Having thus defined the invention, the following is claimed: 1. A package for containing and dispensing wire from a coil of welding wire, the coil having a coil axis parallel to a package axis, a coil top transverse to the coil axis and an opposite coil bottom, the wire coil further including radially inner and outer surfaces parallel to the coil axis, the inner surface defining an inner cylindrical opening coaxial with the coil axis having an opening diameter, said package comprising an outer layer having a bottom and at least one outer side wall havin...
Having thus defined the invention, the following is claimed: 1. A package for containing and dispensing wire from a coil of welding wire, the coil having a coil axis parallel to a package axis, a coil top transverse to the coil axis and an opposite coil bottom, the wire coil further including radially inner and outer surfaces parallel to the coil axis, the inner surface defining an inner cylindrical opening coaxial with the coil axis having an opening diameter, said package comprising an outer layer having a bottom and at least one outer side wall having a upper edge defining a box opening for removing the wire from said package, said package further including an inner core positioned within the inner cylindrical opening of the wire coil, said inner core having a core base supported by said bottom and an oppositely facing core top, said inner core further including an outer diameter coaxial with said coil axis when at rest and said core outer diameter being less than said opening diameter such that said package further includes a gap between said inner core and said wire coil thereby allowing relative motion of said inner core relative to said coil, said package further including a structure at least near said bottom of said package, said structure being fixed relative to said bottom and engaging said inner core such that said structure substantially prevents lateral movement of said core base during the unwinding of the wire while allowing said core top to be controllably tilted by the engagement of the wire alone as the wire exits said package, and a planar base sheet between said bottom of said outer layer and the coil bottom, said structure being secured to said base sheet. 2. The package according to claim 1 further including an annular braking ring positioned on top of the coil top for controlling the unwinding of the wire coil. 3. A package for containing and dispensing wire from a coil of welding wire, the coil having a coil axis parallel to a package axis, a coil top transverse to the coil axis and an opposite coil bottom, the wire coil further including radially inner and outer surfaces parallel to the coil axis, the inner surface defining an inner cylindrical opening coaxial with the coil axis having an opening diameter, said package comprising an outer layer having a bottom and at least one outer side wall having a upper edge defining a box opening for removing the wire from said package, said package further including an inner core positioned within the inner cylindrical opening of the wire coil, said inner core having a core base supported by said bottom and an oppositely facing core top, said inner core further including an outer diameter coaxial with said coil axis when at rest and said core outer diameter being less than said opening diameter such that said package further includes a gap between said inner core and said wire coil thereby allowing relative motion of said inner core relative to said coil, said package further including a structure at least near said bottom of said package, said structure being fixed relative to said bottom and engaging said inner core such that said structure substantially prevents lateral movement of said core base during the unwinding of the wire while allowing said core top to be controllably tilted by the engagement of the wire alone as the wire exits said package, said structure includes at least one upward extending protrusion fixed relative to said bottom, said structure extending above said coil bottom, said at least one upward extending protrusion is at least three retainers extending about said package axis. 4. The package according to claim 3, wherein each said retainer is formed from said bottom. 5. The package according to claim 3, wherein each said retainer includes an upward section and an angled section extending from said upward section toward said bottom, said retainers being positioned relative to said bottom such that said angled section faces radially outwardly and is engageable with said inner core to prevent said lateral movement. 6. The package according to claim 5, further including a planar base sheet between said bottom of said outer layer and the coil bottom, said retainers extending from said base sheet. 7. The package according to claim 5, wherein said retainers engage an inner surface of said core. 8. A package for containing and dispensing wire from a coil of welding wire, the coil having a coil axis parallel to a package axis, a coil top transverse to the coil axis and an opposite coil bottom, the wire coil further including radially inner and outer surfaces parallel to the coil axis, the inner surface defining an inner cylindrical opening coaxial with the coil axis having an opening diameter, said package comprising an outer layer having a bottom and at least one outer side wall having a upper edge defining a box opening for removing the wire from said package, said package further including an inner core positioned within the inner cylindrical opening of the wire coil, said inner core having a core base supported by said bottom and an oppositely facing core top, said inner core further including an outer diameter coaxial with said coil axis when at rest and said core outer diameter being less than said opening diameter such that said package further includes a gap between said inner core and said wire coil thereby allowing relative motion of said inner core relative to said coil, said package further including a structure at least near said bottom of said package, said structure being fixed relative to said bottom and engaging said inner core such that said structure substantially prevents lateral movement of said core base during the unwinding of the wire while allowing said core top to be controllably tilted by the engagement of the wire alone as the wire exits said package, said structure includes at least one upward extending protrusion fixed relative to said bottom, said structure extending above said coil bottom, said at least one upward protrusion is shaped to frictionally receive an inner surface of said core, said at least one upward protrusion is formed from a base sheet between said bottom and said coil. 9. A package for containing and dispensing wire from a coil of welding wire, the coil having a coil axis parallel to a package axis, a coil top transverse to the coil axis and an opposite coil bottom, the wire coil further including radially inner and outer surfaces parallel to the coil axis, the inner surface defining an inner cylindrical opening coaxial with the coil axis, said package comprising an outer layer having a bottom and at least one outer side wall having a upper edge defining a box opening for removing the wire from said package, said package further including an inner core positioned within the inner cylindrical opening of the wire coil, said inner core having a core base supported by said bottom and an oppositely facing core top, said package further including a structure at least near said bottom of said package controlling lateral movement of said core during the unwinding of the wire while allowing said core top to be tilted by the wire as the wire exits said package; said structure includes at least one upward extending protrusion fixed relative to said bottom; said package further including a hold-down bar to prevent the coil from springing upwardly during the transportation of said package and a hold-down strap engageable with said hold-down bar to urge said bar downwardly, said at least one upward extending protrusion including a passage to allow said hold-down strap to extend through said core; said at least one upward extending protrusion is at least three upward extending protrusions spaced from said package axis and said passage being the spacing between said at least three protrusions. 10. The package according to claim 9, wherein said at least three protrusions extend upwardly from a base sheet positioned between the coil bottom and said package bottom, said passage further including an opening in said base sheet. 11. A package for containing and dispensing wire from a coil of welding wire, the coil having a coil axis parallel to a package axis, a coil top transverse to the coil axis and an opposite coil bottom, the wire coil further including radially inner and outer surfaces parallel to the coil axis, the inner surface defining an inner cylindrical opening coaxial with the coil axis having an opening diameter, said package comprising an outer layer having a bottom and at least one outer side wall having a upper edge defining a box opening for removing the wire from said package, said package further including an inner core positioned within the inner cylindrical opening of the wire coil, said inner core having a core base supported by said bottom and an oppositely facing core top, said inner core further including an outer diameter coaxial with said coil axis when at rest and said core outer diameter being less than said opening diameter such that said package further includes a gap between said inner core and said wire coil thereby allowing relative motion of said inner core relative to said coil, said package further including a structure at least near said bottom of said package, said structure being fixed relative to said bottom and engaging said inner core such that said structure substantially prevents lateral movement of said core base during the unwinding of the wire while allowing said core top to be controllably tilted by the engagement of the wire alone as the wire exits said package, and a planar base sheet between said package bottom and the coil bottom, said structure extending from said base sheet. 12. The package according to claim 11, wherein said structure is formed from said base sheet. 13. A package for containing and dispensing wire from a coil of welding wire, the coil having a coil axis parallel to a package axis, a coil top transverse to the coil axis and an opposite coil bottom, the wire coil further including radially inner and outer surfaces parallel to the coil axis, the inner surface defining an inner cylindrical opening coaxial with the coil axis, said package comprising an outer layer having a bottom and at least one outer side wall having a upper edge defining a box opening for removing the wire from said package, said package further including an inner core positioned within the inner cylindrical opening of the wire coil, said inner core having a core base supported by said bottom and an oppositely facing core top, said package further including a structure at least near said bottom of said package controlling lateral movement of said core during the unwinding of the wire while allowing said core top to be tilted by the wire as the wire exits said package; said package further including a planar base sheet between said package bottom and the coil bottom, said structure extending from said base sheet; said base sheet is made from a foldable material and said structure is cut from said base sheet and includes folds relative to said base sheet such that said structure extends upwardly from said base sheet and remains a part of said base sheet. 14. The package according to claim 13, wherein said base sheet is a first base sheet and said package further includes a second base sheet between said first base sheet and said bottom. 15. The package according to claim 13, wherein said structure is a plurality of upwardly extending structures.
