Mattress transporting roller box

Patent metadata

Field	Value
Publication number	US-10479593-B2
Application number	US-201213686825-A
Country	US
Kind code	B2
Filing date	Nov 27, 2012
Priority date	Feb 23, 2006
Publication date	Nov 19, 2019
Grant date	Nov 19, 2019

Abstract

A roller box assembly includes a roller box and a bedding product contained in the roller box. The roller box includes a cardboard box portion, a pair of fixed-axis wheels, and a handle. The fixed-axis wheels are disposed along a corner edge of a bottom portion of the box portion. The handle portion is attached to the top portion of the box portion. In one embodiment, the bedding product is a mattress that has been compressed and rolled into a cylinder shape. A retail customer can purchase the bedding product at a retail store, and can then transport the purchased product out of the store by pulling the box from the handle such that the box rolls on its rollers.

First claim

What is claimed is:

1. A method comprising:
retaining a mattress in a roller box, wherein the roller box comprises:
a box portion having a top portion, a bottom portion, and a plurality of sidewalls, wherein the box portion has a height and a width, and wherein the bottom portion meets a first of the sidewalls to define a corner edge of the box portion;
two fixed-axis wheels disposed along the corner edge, wherein each of the wheels has an axis of rotation extending in a line that passes through two of the plurality of sidewalls, wherein each of the wheels has a separate wheel housing made of hardened plastic, and wherein each of the wheels rotates about a separate axle that is supported on both sides by the separate wheel housing; and
a rigid strip member, wherein the rigid strip member extends lengthwise parallel to the corner edge, wherein each separate wheel housing is coupled to the rigid strip member, wherein the rigid strip member is immovably attached to a single one of the plurality of sidewalls, and wherein the mattress is rolled into a cylindrical shape with a diameter substantially equal to the width of the box portion and a length substantially equal to the height of the box portion.

2. The method of claim 1 , wherein the wheels are disposed between a second and a third of the sidewalls.

3. The method of claim 1 , wherein the roller box has a handle attached to the top portion, further comprising:
supplying the mattress in the roller box to a retail customer and instructing the retail customer to pull the roller box by the handle so as to roll the roller box on its two wheels.

Assignees

• Zinus Inc

Inventors

• Oh Suk Kan

Classifications

• B65D25/24

  for spacing bases of containers from supporting surfaces, e.g. legs (for pallets B65D19/40) · CPC title

• B65D85/07

  for compressible or flexible articles (for wearing apparel B65D85/18) · CPC title

• B65D5/4208

  Means facilitating suspending, lifting, handling, or the like of containers (handles B65D5/46) · CPC title

• B65D85/00 Primary

  Containers, packaging elements or packages, specially adapted for particular articles or materials (bundles of articles held together by packaging elements for convenience of storage or transport B65D71/00) · CPC title

• B65D5/42

  Details of containers or of foldable or erectable container blanks · CPC title