Cooler backpack with compartments

• US 5,509,279 A
• Filed: 06/08/1994
• Issued: 04/23/1996
• Est. Priority Date: 06/08/1994
• Status: Expired due to Fees

• Current Assignee: Blue Leaf Design, Inc.
• Original Assignee: Blue Leaf Design, Inc.
• Inventors: Willis, Geoffrey H., Erickson, Donald J., Brown, Douglas M.
• Primary Examiner(s): Bennet, Henry A.
• Assistant Examiner(s): DOERRLER, WILLIAM CHARLES
• Application Number:
  US08/255,650
• Time in Patent Office: 685 Days
• Field of Search: 62/457.1, 62/457.2, 62/457.3, 62/457.4, 62/457.5, 62/457.7, 62/371, 62/529, 62/530
• US Class Current: 62/457.5
• CPC Class Codes: A45C 11/20 Lunch or picnic boxes or the like
• CPC Class Codes: A45F 3/04 Sacks or packs carried on the body by means of two straps passing over the two shoulders
• CPC Class Codes: F25D 2303/081 using ice cubes or crushed ice
• CPC Class Codes: F25D 2303/0822 Details of the element
• CPC Class Codes: F25D 2303/08222 Shape of the element
• CPC Class Codes: F25D 2303/0841 external to the container for a beverage, e.g. a bottle, can, drinking glass or pitcher
• CPC Class Codes: F25D 2303/0843 on the side of the product
• CPC Class Codes: F25D 2331/8011 to be carried on the back of a person
• CPC Class Codes: F25D 2331/803 Bottles
• CPC Class Codes: F25D 2331/805 Cans
• CPC Class Codes: F25D 3/08 portable, i.e. adapted to be carried personally
• CPC Class Codes: F25D 31/007 Bottles or cans
• CPC Class Codes: Y02A 40/963 Off-grid food refrigeration

Abstract

A cooler backpack includes two or more separate storage compartments adjoining a central ice container. One of the compartments may be adapted to store cans or bottles of beverages in a plurality of recesses formed in one side of the ice container. Another of the compartments may be used for food storage and includes an insulated hard shell container having one or more shelves. The storage compartments and ice container fit within a durable insulated backpack. Apertures in the side of the backpack provide separate access to each of the storage compartments.

Claims

1. A cooler, comprising:

an insulated compartment;

a container for storing a coolant material, positioned to be thermally conductive with the insulated compartment;

a plurality of recesses on the container, each adapted to receive and hold at least one beverage container;

a backpack bag having at least one carrying strap, and adapted to hold the insulated compartment, the container, plurality of beverage containers, wherein the beverage containers are held within the bag in a storage area formed by the recesses on the top of the container and the interior top of the bag;

an expandable layer disposed inside the bag to hold the beverage containers in contact with the top of the container, the expandable layer comprising a layer of foam and an inflatable bladder.

2. A cooler, comprising:

an insulated compartment;

a container for storing a coolant material, positioned to be thermally conductive with the insulated compartment;

a plurality of recesses on the container, each adapted to receive and hold at least one beverage container;

a backpack bag having at least one carrying strap, and adapted to hold the insulated compartment, the container, and a plurality of beverage containers; and

at least one inflatable bladder disposed inside the insulating compartment for holding items placed within the compartment against movement.

3. A cooler, comprising:

an insulated storage compartment having at least one aperture disposed on an upper surface thereof;

a hinged door disposed on a side of the compartment providing access to the interior of the compartment;

a watertight container for holding ice or a chilled liquid and having at least one protrusion extending through the aperture on the upper surface of the storage compartment into the interior of the storage compartment;

a removable cap on the waterproof container;

a plurality of recesses formed in the upper surface of the watertight container, each adapted to receive a beverage container;

a backpack adapted to receive the insulated storage compartment, the watertight container, and a plurality of beverage containers, comprising;

shoulder straps;

a large aperture in the bag permitting access to the hinged door of the insulated storage compartment,

a small aperture disposed above the large aperture permitting access to the removable cap of the waterproof container,

a zippered aperture permitting access to at least some of the beverage containers, and

an expansive layer removably affixed to the interior of the bag and disposed to hold the beverage containers in contact with the recesses in the upper surface of the waterproof container.