Patent ID: 11945641
Assignee: GRAPHIC PACKAGING INTERNATIONAL, LLC
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 27:
28. A method of forming a container for containing a cold fluid, comprising;
obtaining an inner sidewall and an outer sleeve;
attaching the outer sleeve to the inner sidewall to form a sidewall construct with a cavity defined between the inner sidewall and the outer sleeve, the attaching comprises forming insulating features in the sidewall construct, the insulating features comprise the cavity and a plurality of annular bands, each annular band of the plurality of annular bands comprises a spacer that extends in the cavity from the inner sidewall to the outer sleeve, the spacer comprises at least a first layer of material applied to a second layer of material adjacent the first layer of material, adjacent bands define a respective pocket of a plurality of pockets in the cavity for maintaining a desired temperature of the cold fluid;
forming an interior of the container by positioning the sidewall construct so that the inner sidewall extends at least partially around the interior; and
positioning a closed bottom relative to the sidewall construct.