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US 11,229,292 B2Granted
Air cushion device and seat with the air cushion device
AssigneeAlfmeier Präzision SE
InventorsErich Dörfler, Ronny Gehlmann
Life of this patent
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Abstract
An air cushion device for a seat includes at least one first air cushion and a second air cushion, first and second air inlets, first and second air ducts, and a device preventing the second air duct from being pinched off by a fixing wire of a seat cover.
Claims12
An air cushion device for a seat, comprising:
- an elastic support device with a seat cover provided with fixing wires, including at least one first air cushion and a second air cushion;
- wherein the first air cushion is designed so it can be arranged in a first area of the seat;
- wherein the second air cushion is designed so it can be arranged in a second area of the seat separated from the first area by one of the fixing wires;
- wherein the first air cushion has a first air inlet and the second air cushion has a second air inlet;
- wherein the air cushion device furthermore includes at least one first air duct and a second air duct;
- wherein the first air duct is connected to the first air inlet and the second air duct to the second air inlet, wherein the first air duct and the second air duct are connected in each case to an air supply intake;
- and
- wherein on or in the second air duct there is a device, which prevents the second air duct from being pinched off by the one of the fixing wires of the seat cover, wherein the second air duct includes a first hose section connected to or including the device, wherein the device comprises a multi-channel duct connected to the second air cushion, and wherein the multi-channel duct comprises one single piece that forms multiple channels that run linearly parallel to each other.
5 more elements
Dependencies are inferred from the claim text.