Foam part, in particular for a vehicle seat, and vehicle seat
AssigneeJohnson Controls GmbH
InventorLaurent Hugues
Life of this patent
Estimating the term…
Abstract
A foam part (5, 105, 205, 305), in particular for a vehicle seat, includes several comfort tubes (50, 150, 250, 350) facing a user. Several of the comfort tubes (50, 150, 250, 350) respectively comprise a hole (55, 155, 255, 355, 60, 160, 260, 360) or several holes (55, 155, 255, 355, 60, 160, 260, 360). At least one of the holes (55, 155, 255, 355, 60, 160, 260, 360) is embodied as a blind hole (60, 160, 260, 360).
Claims20
A foam part, for a vehicle seat, the foam part comprising;
- a first foam layer facing a user;
- and
- a second foam layer arranged below the first foam layer and connected in one piece to the first foam layer, the second foam layer consisting of a harder foam material relative to the foam material of the first foam layer,
- wherein the first foam layer has a plurality of comfort tubes facing a user, wherein the plurality of comfort tubes are surrounded by recesses and each of the comfort tubes comprises a hole or a plurality of holes, respectively,
- wherein at least one of the holes is configured as a blind hole and at least another of the holes is configured as a through hole that extends entirely through the foam part.
A vehicle seat having a backrest and a seat cushion, wherein the backrest or the seat cushion or both the backrest and the seat cushion comprises a foam part comprising:
- a first foam layer facing a user;
- and
- a second foam layer arranged below the first foam layer and connected in one piece to the first foam layer, the second foam layer consisting of a harder foam material relative to the foam material of the first foam layer,
- wherein the first foam layer has a plurality of comfort tubes facing a user, wherein the plurality of comfort tubes are surrounded by recesses and each of the comfort tubes comprises a hole or a plurality of holes, respectively,
- wherein at least one of the holes is configured as a blind hole and at least another of the holes is configured as a through hole that extends entirely through the foam part.
Dependencies are inferred from the claim text.