Sleeve device for a headrest
US-9902301-B2 · Feb 27, 2018 · US
US10099589B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-10099589-B2 |
| Application number | US-201715438193-A |
| Country | US |
| Kind code | B2 |
| Filing date | Feb 21, 2017 |
| Priority date | Feb 21, 2017 |
| Publication date | Oct 16, 2018 |
| Grant date | Oct 16, 2018 |
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Official abstract text for this publication.
A headrest guide includes: a tubular portion that extends in a first direction and into which a stay is inserted; a tongue piece protruding partially to the inside of the tubular portion, the tongue piece being configured to bend in a radial direction of the tubular portion and being configured to be brought into contact with the stay; and a plate spring pressing the tongue piece inwardly in the radial direction of the tubular portion. Protruding portions are disposed on opposite sides of the tubular portion, respectively, with the tongue piece interposed therebetween to hold the plate spring at opposite end sides thereof.
Opening claim text (preview).
The invention claimed is: 1. A headrest guide into which a stay for supporting a headrest is inserted, comprising: a tubular portion that extends in a first direction and into which the stay is inserted; a stay contact portion that is provided to bend in a radial direction of the tubular portion and is configured to be brought into contact with the stay; and a resilient member that presses against the stay contact portion inwardly in the radial direction of the tubular portion; wherein: holding portions are disposed on opposite sides of the tubular portion, respectively, with the stay contact portion interposed between the opposite sides, to hold the resilient member at opposite end sides thereof; the stay contact portion extends in the first direction in which the tubular portion extends; the resilient member is a plate spring that extends in a second direction that intersects with the first direction in which the tubular portion extends; each of the holding portions is composed of a protruding portion that includes a slit and protrudes outwardly from the tubular portion; and the plate spring is fittedly inserted into the slit. 2. The headrest guide according to claim 1 , wherein the slit extends in the first direction in which the tubular portion extends. 3. The headrest guide according to claim 1 , wherein a guiding portion is provided on a side of the holding portion where the plate spring is inserted and guides the insertion of the plate spring into the slit. 4. The headrest guide according to claim 1 , wherein: a positioning portion is provided on a side of the stay contact portion where the resilient member is provided and determines a mounting position of the resilient member; and the positioning portion is provided between the holding portions that are disposed on the opposite sides of the tubular portion, respectively, with the stay contact portion interposed between the opposite sides. 5. The headrest guide according to claim 1 , wherein: two or more of the holding portions are provided to hold the opposite ends of the resilient member and protrude outwardly from the tubular portion; and a connecting portion is provided in the tubular portion to connect at least two of the holding portions. 6. The headrest guide according to claim 5 , wherein: a rib is provided on an outer periphery of the tubular portion to protrude outwardly; and the connecting portion is connected with the rib. 7. The headrest guide according to claim 1 , wherein: one end of the stay contact portion is a free end and an other end of the stay contact portion is a fixed end; and the resilient member is in contact with the stay contact portion at a position different from the other end of the stay contact portion. 8. The headrest guide according to claim 7 , wherein: a positioning portion is provided on the side of the stay contact portion where the resilient member is provided and determines the mounting position of the resilient member; and the positioning portion is provided on a side of the stay contact portion at the one end.
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