Chair construction

• US 3,314,721 A
• Filed: 01/25/1966
• Issued: 04/18/1967
• Est. Priority Date: 01/25/1966
• Status: Expired due to Term

• Current Assignee: Leland C. Smith
• Original Assignee: Leland C. Smith
• Inventors: Smith, Leland C.
• Application Number:
  US04/522,882
• Time in Patent Office: 448 Days
• US Class Current: 297/451.12
• CPC Class Codes: A47C 5/125 completely made of foam material
• CPC Class Codes: Y10S 297/02 Molded
• CPC Class Codes: Y10T 29/481 Method

Claims

1. A CHAIR STRUCTURE COMPRISING A MOLDED SUPPORT PORTION AND A MOLDED CUSHION PORTION SECURED TOGETHER;

THE SUPPORT PORTION BEING COMPLETELY SELF-SUPPORTING AND HAVING A COMPARATIVELY THIN MOLDED OUTER SHELL LAYER OF RIGID SOLID PLASTIC MATERIAL PROVIDING THE OUTER FINISH TO THE STRUCTURE, AND HAVING A COMPARATIVELY THICK INNER LAYER OF RIGID FOAMED PLASTIC MATERIAL TO GIVE STRENGTH TO THE SUPPORT PORTION, THE OUTER AND INNER LAYERS BEING BONDED TOGETHER BY FOAM-MOLDING THE LATTER WITHIN THE FORMER;

THE CUSHION PORTION COMPRISING AT LEAST IN PART A LAYER OF FLEXIBLE FOAMED PLASTIC FOR PROVIDING CUSHIONING TO THE CUSHION PORTION;

THE SUPPORT PORTION INCLUDING AT LEAST LEG PORTIONS, A SEAT PORTION, AND A CHAIR BACK PORTION;

THE CUSHION PORTION EXTENDING AT LEAST OVER THE SEAT PORTION AND OVER THE INNER SURFACE OF THE BACK PORTION, AND BEING BONDED TO THE SEAT PORTION AND THE BACK PORTION, THE SEAT CONTACTING AND BACK CONTACTING SURFACES OF THE CUSHION PORTION BEING FOAM MOLDED TO CONFORM EXACTLY IN OUTLINE AND CONTOUR WITH THE MATING SURFACES OF THE SEAT AND BACK PORTIONS OF THE SUPPORT PORTION.