×

Airplane passenger seat with flame-retarding construction

  • US 4,736,911 A
  • Filed: 02/28/1986
  • Issued: 04/12/1988
  • Est. Priority Date: 02/28/1985
  • Status: Expired due to Term
First Claim
Patent Images

1. In an airline passenger seat with flame-retarding properties having a seat frame, the improvement compising a seat and back-rest upholstery core of polyurethane foam partly covered by the seat frame, a covering material with flame-retarding properties covering the seat and back-rest upholstery core, and a polyurethane foam film with flame-retarding properties being arranged between the seat and back-rest upholstery core and the covering material and adhesively bonded to the seat and back-rest upholstery core, the flame-retarding properties of the polyurethane foam film being provided by an impregnation of aluminum hydroxide in a chloroprene latex binder and antimony trioxide, the polyurethane foam film having a thickness of substantially between 10 and 25 mm.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×