Molded cushion article

• US 4,853,995 A
• Filed: 09/15/1982
• Issued: 08/08/1989
• Est. Priority Date: 09/15/1982
• Status: Expired due to Fees

• Current Assignee: Sears Manufacturing Co.
• Original Assignee: Sears Manufacturing Co.
• Inventors: Hinkhouse, Lysle R., Bethell, George L., Burch, Donald F.
• Primary Examiner(s): Luong, Vinh
• Application Number:
  US06/418,395
• Time in Patent Office: 2,519 Days
• Field of Search: 5/481, 5/402, 5/403, 5/404, 5/405, 5/406, 5/401, 5/407, 297/DIG. 1, 297/DIG. 2, 297/452, 297/455-458, 264/46.4-46.8
• US Class Current: 5/655.9
• CPC Class Codes: A47C 31/02 Upholstery attaching means quilting, quilting means, fastening, fixing or finishing upholstery B68G7/00
• CPC Class Codes: A47C 7/18 having foamed material included in cushioning part foamed material mattresses A47C27/14
• CPC Class Codes: B29C 44/12 Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
• CPC Class Codes: B29C 44/588 with means for venting, e.g. releasing foaming gas
• CPC Class Codes: Y10S 297/01 Foam
• CPC Class Codes: Y10S 425/812 Venting

Abstract

A cushion article, such as a seat cushion or the like, for snapping in place onto an appropriate seat support without additional attaching means. The seat cushion has a foam body with a snap-ring member molded integral with a peripheral portion of the body, the snap-ring member providing means for snapping the seat cushion over the seat support. A process and a mold assembly are disclosed for molding the seat cushion, utilizing the snap-ring member as an integral part of the process and mold assembly to evacuate entrapped air from the mold cavity.

Claims

1. A composite molded seat cushion assembly or the like which can be secured in place onto a seat support without additional attaching means, comprising:

foam body molded in the shape of a desired seat cushion with a peripheral portion complementary to the peripherly of the seat support;

a cloth cover molded integrally with said foam body; and

securing means molded integrally with the seat cushion in the area of the peripheral portion thereof and sized relative to the seat support to secure the entire seat cushion assembly over the seat support without additional attaching means and for providing ready replacement of the entire seat cushion assembly.

2. The molded seat cushion of claim 1, including a cloth cover applied to said foam body.

3. The molded seat cushion of claim 1 wherein said securing means comprises a snap-ring molded integrally with the seat cushion to snap the seat cushion over the seat support.

4. The molded seat cushion of claim 1 wherein said cloth cover extends completely around peripheral portion of said foam body.

5. The molded seat cushion of claim 3, wherein said snap-ring member comprises a hollow tube.

6. The molded seat cushion of claim 5, wherein said hollow tube is fabricated of relatively rigid plastic material.

7. The molded seat cushion of claim 5, wherein said hollow tube includes vent means for the evacuation of air therethrough during molding of the seat cushion.

8. The molded seat cushion of claim 7, wherein said vent means includes a plurality of vent holes along said hollow tube.

9. A composite molded seat cushion assembly or the like which can be snapped in place onto a seat support without additional attaching means, comprising:

a foam body molded in the shape of a desired seat cushion with a peripheral portion complementary to the periphery of the seat support, the peripheral portion including a peripheral lip projecting beneath said foam body;

a cloth cover molded integrally with said foam body and extending completely around the underside of said peripheral lip; and

a snap-ring member molded integrally with the seat cushion in the area of the peripheral portion thereof and sized relative to the seat support to snap the entire seat cushion assembly over the seat support without additional attaching means and for providing ready replacement of the entire seat cushion assembly.