Vehicle seat
US-2021101509-A1 · Apr 8, 2021 · US
US11325510B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-11325510-B2 |
| Application number | US-201716304282-A |
| Country | US |
| Kind code | B2 |
| Filing date | May 11, 2017 |
| Priority date | Sep 1, 2016 |
| Publication date | May 10, 2022 |
| Grant date | May 10, 2022 |
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Official abstract text for this publication.
In order to make it possible to deal with the states of a seatback from an upright state to a fully reclined state without degrading performance of blowing air from a fan, attached to a seat cushion-side, toward the seatback-side, this vehicle seat having an air conditioning function, is configured to be provided with: an air conditioning fan; fan side piping which is connected with the fan; and seat cushion or seatback side piping which is connected with an air flow passage formed in the seat cushion or the seatback, wherein the fan side piping and the seat cushion or seatback side piping are coupled together slidably in a state where an end of one is partially inserted into an end of the other, and at least one piping of either the fan side pining or the seat cushion or seatback side piping is equipped with a bellows structure.
Opening claim text (preview).
The invention claimed is: 1. A vehicle seat having a seat cushion, a seatback, and a headrest and equipped with an air conditioning function, comprising: an air conditioning fan; fan side piping which is connected with the fan; and seat cushion or seatback side piping which is connected with an air flow passage formed in the seat cushion or the seatback, wherein the fan side piping and the seat cushion or seatback side piping are coupled together slidably in a state where an end of the one is partially inserted into an end of the other, wherein at least one piping of either the fan side piping or the seat cushion or seatback side piping is equipped with a bellows structure, wherein the vehicle seat has a reclining function of adjusting an angle of the seatback, such that changes in positional relation between the fan side piping and the seat cushion or seatback side piping occur by a change in positional relation between a part of the fan side piping which is connected with the fan and a part of the seat cushion or seatback side piping which is connected with the air flow passage when the seatback is the most put up and when the seatback is the most reclined by the reclining function, and wherein a change in compression-direction positional relation between the fan side piping and the seat cushion or seatback side piping is absorbed by sliding the fan side piping and the seat cushion or seatback side piping which are coupled together slidably, and a change in bending-direction positional relation between the fan side piping and the seat cushion or seatback side piping is absorbed by the bellows structure which is provided on at least one piping of either the fan side piping or the seat cushion or seatback side piping. 2. The vehicle seat equipped with the air conditioning function according to claim 1 , wherein a projection which is adapted to keep the inside of the piping which is connected with the fan and the inside of the piping which is connected with the seat cushion or the seatback airtight from the outside is formed on a part where the end of one is partially inserted into the end of the other in the piping which is connected with the fan and the piping which is connected with the seat cushion or the seatback. 3. The vehicle seat equipped with the air conditioning function according to claim 1 , wherein a seal which is adapted to keep the inside of the piping which is connected with the fan and the inside of the piping which is connected with the seat cushion or the seatback airtight from the outside is inserted into a part where the one is partially inserted into the other in the piping which is connected with the fan and the piping which is connected with the seat cushion or the seatback. 4. The vehicle seat equipped with the air conditioning function according to claim 1 , wherein the piping which is connected with the fan and the piping which is connected with the seat cushion or the seatback are formed with a hard resin.
coming from the passenger compartment · CPC title
blown towards the seat surface · CPC title
sucked from the seat surface · CPC title
the back-rest being adjustable {(B60N2/2878 takes precedence)} · CPC title
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