Pneumatic seat

• US 3,330,598 A
• Filed: 02/14/1966
• Issued: 07/11/1967
• Est. Priority Date: 02/14/1966
• Status: Expired due to Term

• Current Assignee: Harold Whiteside George
• Original Assignee: Harold Whiteside George
• Inventors: HAROLD WHITESIDE GEORGE
• Application Number:
  US04/528,028
• Time in Patent Office: 512 Days
• US Class Current: 297/284.3
• CPC Class Codes: A47C 4/54 Inflatable chairs connection of valves to inflatable elastic bodies B60C29/00
• CPC Class Codes: B60N 2/0284 Adjustable seat-cushion length B60N2/0224 takes precedence
• CPC Class Codes: B60N 2/7082 with air or fluid cushions B60N2/914 takes precedence
• CPC Class Codes: B60N 2/914 Hydro-pneumatic adjustments of the shape
• CPC Class Codes: Y10S 297/03 Pneumatic

Claims

1. A SEAT CONSTRUCTION EMBODYING A SEAT-PORTION AND A BACK-PORTION, COMPRISING:

A PLURALITY OF PNEUMATICALLY-OPERATIVE COMPARTMENTS SUPPORTINGLY ASSOCIATED WITH THE SEAT-PORTION AND THE BACK-PORTION OF THE SEAT;

AND A PNEUMATIC SYSTEM, INCLUDING PRESSURE-CONTROL MEANS, FOR SELECTIVELY ACTUATING SAID COMPARTMENTS PNEUMATICALLY TO EFFECT DESIRED VARIATIONS OF SUPPORT FOR AN OCCUPANT OF SAID SEAT;

THE PRESSURE-CONTROL MEANS PROVIDING A PRESSURIZATION OF SAID COMPARTMENTS AT INDIVIDUALLY-SELECTED AMOUNTS;

THE COMPARTMENTS BEING FORMED TO PROVIDE AN OVERLAPPING RELATIONSHIP OF ADJACENT COMPARTMENTS, LESSENING AN ABRUPT CHANGE OF SUPPORT-EFFECT OR HUMPING EVEN THOUGH EACH OF THE ADJACENT COMPARTMENTS IS INDIVIDUALLY CONTROLLED BY THE PRESSURE-CONTROL MEANS;

THE SEAT-PORTION HAVING AT LEAST TWO OF SAID COMPARMENTS SPACED LATERALLY, THE COMPARTMENTATION BEING OF A NATURE SUCH THAT VARIATIONS IN MAGNITUDE OF SUBSTANTIALLY SIMILAR PRESSURIZATION OF SAID LATERALLY. SPACED COMPARTMENTS PROVIDE VARIATIONS IN EFFECTIVE SEAT-HEIGHT, AND VARIATIONS IN MGNITUDE OF DIFFERING PRESSURIZATION OF SAID LATERALLY-SPACED COMPARTMENTS PROVIDE VARIATIONS IN EFFECTIVE SEAT TILT.