Headrest adjuster of seat
A technology for adjusting devices and headrests, which is applied to vehicle seats, transportation and packaging, and special positions of vehicles, etc. It can solve problems such as inability to ensure passenger comfort, and achieve simple and novel structure, improved ride comfort, and reliable performance Effect
Inactive Publication Date: 2011-04-20
BYD CO LTD
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Problems solved by technology
[0002] In the current existing automobiles, the height adjustment of the headrest of the car seat is mostly adjusted in steps, and the headrest of the seat can only be kept at several designed height positions, and cannot be kept at any position within the adjustment range, as disclosed in Chinese patent CN201268246 A kind of seat headrest, which realizes height adjustment through the mutual cooperation of the steel wire and the card slot on the headrest rod, but the card slots are arranged on the headrest rod at intervals, so the seat headrest can only be kept on the headrest rod The height position with the card slot cannot be kept at any position within the adjustment range, so passengers cannot be guaranteed to have a good ride comfort
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Embodiment Construction
[0022] see figure 1 , The present invention relates to a seat headrest adjustment device for adjusting a seat headrest provided with a headrest rod, which mainly includes a rotating cover 1 , a return spring 3 , a base 2 and a clip 4 .
[0023] see Figure 2 to Figure 4 , wherein the rotating cover 1 can be covered on the base 2. There is a through tube body 11 formed in the rotating cover 1. The tube body 11 can be sleeved outside the headrest rod. The bottom outside of the tube body 11 in the rotating cover 1 A first locking position 12 is provided, and a protrusion 13 with a rotating slope 131 is formed on the top outer surface of the tube body 11 .
[0024] An inner cavity 21 for accommodating the clip 4 is formed in the base 2. The inner cavity 21 is an inner cavity provided with an opening, and a cover is provided at the opening of the inner cavity 21 so that the clip 4 is closed in the inner cavity 21. The cover sheet 6 also has an inclined side wall 22 in the inner ...
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The invention provides a kind of a head-seat head restraints adjust to the seat headrests conditioning devices, including rotating cover, reset spring, the base card of which were covered in the rotation through the formation of a can Case-in the head outside the tube, the tube in the top of the lateral surface of a rotating slant with the bump in the seating capacity for the formation of the inner cavity of Nagorno-Karabakh, with a tilt of the intracavity wall, the base of the formation of the intracavity intersection of hole; card arrived in the end of the tilt wall, the other end of the intracavity arrived in the bottom of the top card of the wall inward form Boss; reset spring sets in perforation of the base around the end of spring reset covered by the rotary card only, the other side was only card base, the rotation of the cover of the bump on the base through the perforation, then through the rotation bump on the slope and a card with the Boss. This adjustment device in the design of head restraints can be realized within the scope of regulation without steps.
Description
technical field [0001] The invention relates to a seat headrest adjustment device for adjusting a seat headrest provided with a headrest rod, in particular to a device capable of realizing stepless adjustment of the headrest within the designed adjustment range, providing passengers with a good Ride comfortably with seat headrest adjustment. Background technique [0002] In the current existing automobiles, the height adjustment of the headrest of the car seat is mostly adjusted in steps, and the headrest of the seat can only be kept at several designed height positions, and cannot be kept at any position within the adjustment range, as disclosed in Chinese patent CN201268246 A kind of seat headrest, which realizes height adjustment through the mutual cooperation of the steel wire and the card groove on the headrest rod, but the card grooves are arranged on the headrest rod at intervals, so the seat headrest can only be kept on the headrest rod The height position with the ...
Claims
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IPC IPC(8): B60N2/48F16B7/10
Inventor 彭志雄李孝明林东
Owner BYD CO LTD