Method of manufacturing an improved disposable lid

• US 10,442,579 B2
• Filed: 08/10/2018
• Issued: 10/15/2019
• Est. Priority Date: 09/28/2016
• Status: Active Grant

• Current Assignee: HFA, INC.
• Original Assignee: HFA, INC.
• Inventors: Sarnoff, Brad, Patel, Raj
• Primary Examiner(s): Thomas, Kareen K
• Application Number:
  US16/100,637
• Publication Number:
  US 20190077551A1
• Time in Patent Office: 431 Days
• CPC Class Codes: A47J 36/022 Cooking- or baking-vessels or supports thereof for using only once eating- or serving-plates for using only once A47G19/02
• CPC Class Codes: A47J 47/14 Carriers for prepared human food lunch boxes, picnic boxes, or the like A45C11/20
• CPC Class Codes: B21D 22/02 Stamping using rigid devices or tools
• CPC Class Codes: B65D 21/0233 Nestable containers
• CPC Class Codes: B65D 2543/00027 Stackable lids or covers
• CPC Class Codes: B65D 2543/00101 square-like or rectangular-like
• CPC Class Codes: B65D 2543/00277 Metal
• CPC Class Codes: B65D 2543/00527 NO contact
• CPC Class Codes: B65D 2543/00537 on the outside, or a part turned to the outside of the mouth of the container
• CPC Class Codes: B65D 43/0233 secured by rolling or other plastic deformation
• CPC Class Codes: B65D 77/2012 the cover being crimped or folded over the container flange
• CPC Class Codes: B65D 81/34 for packaging foodstuffs or other articles intended to be cooked or heated within the package

Abstract

In accordance with one embodiment of the invention, there is provided an improved disposable aluminum lids configured for use with a pan. The lid has a continuously rolled lip around a skirt that when placed on the pan is bent to secure the two together. The rolled lip around the entire periphery of the skirt includes both the sides and the corners of the improved disposable aluminum lid. This significantly reduces the possibility of cuts and injuries to the user with securing the lid to the pan or removing it therefrom.

Claims

1. An improved disposable aluminum lid used in combination with a pan, wherein the pan is defined as having a bottom base terminating into a side wall, the side wall extending continuously around the bottom base to form a well there between, the side wall includes a top edge that extends outwardly away from the well to form a ledge and wherein the ledge ends into a rolled lip form, the combination comprising:

the pan; and

a lid stamped from aluminum, the lid being configured to include;

a top base terminating around a periphery at an edge,

a skirt extending downwardly from the edge and extending continuously around the top base to form a well there-between, the skirt having an internal surface side facing the well and an external surface side, the skirt further having a lower edge configured to extend directly into a rolled lip and wherein the rolled lip is formed continuously into the lower edge of the skirt and uninterruptedly around the well covering all sides and all corners defined by the lid and wherein the rolled lip is further configured to abut the external surface side of the skirt; and

wherein the lid is configured to have a size such that when positioned on top of the pan, the skirt and rolled lip, defined on the lid, hangs over the ledge, defined on the pan and wherein the skirt and rolled lip are bent against an underside surface, defined on the ledge, the lid and the pan are configured in a secured configuration.

2. An improved disposable aluminum lid for use with a pan, wherein the pan has a bottom base terminating into a side wall, the side wall extending continuously around the bottom base to form a well there between, the side wall includes a top edge that extends outwardly away from the well to form a ledge and wherein the ledge ends into a rolled lip form, the improved disposable aluminum lid is defined to comprise:

a top base terminating around a periphery at an edge,

a skirt extending downwardly from the edge and extending continuously around the top base to form a well there-between, the skirt having an internal surface side facing the well and an external surface side, the skirt further having a lower edge configured to extend directly into a rolled lip and wherein the rolled lip is formed continuously into the lower edge of the skirt and uninterruptedly around the well covering all sides and all corners defined by the lid, and wherein the rolled lip is further configured to abut the external surface side of the skirt; and

wherein the lid is configured to have a size such that when positioned on top of the pan, the skirt and rolled lip, defined on the lid, hangs over the ledge, defined on the pan and wherein the skirt and rolled lip are bent against an underside surface, defined on the ledge, the lid and the pan are configured in a secured configuration.