Patent ID: 7089618

Claim:
An air mattress, comprising: a first panel and a spaced second panel; at least one side panel extending between the first panel and the second panel; the at least one side panel, the first panel, and the second panel being joined to one another along their common peripheral edges to define an air chamber therebetween, the air chamber having a depth measured between the first panel and the second panel in the range of from about ten inches to about eighteen to about twenty-four inches; at least one mattress coil disposed within said air chamber, said at least one coil being affixed to and extending continuously from the first panel to the second panel, respectively; a first side support beam extending in the lengthwise direction of the at least one side panel, said first side support beam having a first edge affixed to the at least one side panel, a second edge affixed to the first panel, and a section between the first edge and the second edge where the first side support beam is attached neither to said at least one side panel nor the first panel, the first side support beam being arranged such that when the air chamber is filled with air, the section of the first side support beam is in tension and the first side support beam limits outward expansion of said at least one side panel; and a second side support beam extending in the lengthwise direction of the at least one side panel, said second side support beam having a first edge affixed to the at least one side panel, a second edge affixed to the second panel, and a section between the first edge and the second edge where the second side support beam is attached neither to said at least one side panel nor the second panel, and the second side support beam being arranged such that when the air chamber is filled with air, the section of the second side support beam is in tension and the second side support beam limits outward expansion of said at least one side panel.