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US 2026/0152305 A1Published application
Systems and methods for wrapping coils
AssigneeSignode India Ltd.
InventorsSanjoy Ghosh, Srungari Ramu
Life of this patent
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Abstract
Various embodiments of the present disclosure provide a coil-wrapping system that simultaneously employs separate multiple film rolls to simultaneously wrap separate films around a single coil while the coil is rotated about its longitudinal axis.
Claims11
A mandrel comprising:
- an inner mandrel assembly comprising:
- a top handle assembly grippable by a mandrel gripper;
- a bottom handle assembly grippable by the mandrel gripper;
- a shaft coupled to the top handle assembly and the bottom handle assembly;
- and
- an inner rotation assembly comprising a fixed clutch disc;
- and
- an outer mandrel assembly rotatable relative to the inner mandrel assembly, the outer mandrel assembly comprising:
- an outer mandrel body engagable with a film roll;
- a film roll retainer assembly attached to the outer mandrel body and securing the film roll on the outer mandrel body;
- an outer rotation assembly having a rotary clutch disc engagable with the inner rotation assembly;
- and
- one or more bearings positioned to enable the outer mandrel assembly to rotate relative to the inner mandrel assembly.
10 more elements
Dependencies are inferred from the claim text.