seat pad
JP7785557B2Active Publication Date: 2025-12-15INOAC CORP
-1 Cites -1 Cited by
Patent Information
- Application Number
- JP2022019472
- Authority / Receiving Office
- JP · JP
- Patent Type
- Patents
- Current Assignee / Owner
- Priority Date
- 2021-02-12
- Filing Date
- 2022-02-10
- Publication Date
- 2025-12-15
- Estimated Expiration
- 2042-02-10
Abstract
To provide a seat pad in which stress relaxation rate when load is imposed from a surface side is reduced while securing flexibility of the surface.SOLUTION: A seat pad 10 is made of polyurethane foam. On the seat pad 10, a plurality of recesses 20 are dotted in at least a part of an area on a back surface 10B of the seat pad 10, and skin layers are formed on the inner surface of the recess 20. With respect to an opening of a recess 10 appearing on a cross section cut at a position 5 mm from the back surface 10B of the seat pad 10, a smallest square area of squares formed by connecting a plurality of opening centers is Amm2, and an area of the opening occupying in the smallest square is Bmm2, (B / A)×100<30 is satisfied.SELECTED DRAWING: Figure 5
Need to check novelty before this filing date? Find Prior Art