JP5653488B1 - Automotive seat to protect the spine - Google Patents

Abstract

An automobile seat for protecting a spinal cord applied to various vehicles is provided. An automobile seat for protecting a spine includes a backrest 10, a seat surface 20, and a plurality of viscous elastomers 60. The backrest 10 and the seat surface 20 are made of a cushioning material, and the cushioning material has a groove 30 recessed at a location corresponding to the position of the spine of the body near the center. The viscous elastomer 60 is disposed on both sides of the recessed portion 30 of the backrest 10 or the cushioning material of the seat surface 20 and corresponds to the positions on both sides of the spine of the body. When the backrest 10 and the outer surface of the cushioning material on the seat surface 20 are covered with the covering layer 50 and the covering layer 50 is completely adhered to the surface of the cushioning material and the groove 30, the covering of the backrest 10 and the seating surface 20 is performed. A portion corresponding to the groove portion 30 of the layer 50 is formed in the same shape as the recessed groove portion 30. [Selection] Figure 10

Description

  The present invention relates to an automobile seat, and in particular, is applied to various vehicles such as a car, a recreational vehicle (RV), a truck, a bus, and a container truck. The present invention relates to an automobile seat for protecting the spinal cord.

  Automobiles are one of the important means of transportation for modern people, and are also an important means of transportation that many people ride every day. Automobile seats allow drivers and passengers in the car to sit inside the car. For safety reasons, automobile manufacturers and car seat manufacturers also attach great importance to the safety of automobile chairs. The car seat has a function to protect passengers from impact.

The main cause of passenger injury in a car accident is that the body receives a large force from the outside. There are two types of cases:
In the former case, there is a conventional technology that can ensure the safety of the passenger by fixing the passenger to the automobile seat with a seat belt. In the latter case, for example, an automobile airbag, an automobile seat having a buffering effect, There are conventional techniques for ensuring passenger safety using various technologies such as headrests for automobile seats. In particular, the headrest of an automobile seat can protect the spine from an impact applied when the automobile is collided from behind by supporting the spine portion of the passenger or driver.

As shown in FIG. 1, the spine of the body has a substantially S-shape when viewed from the side, and includes 7 cervical vertebrae, 12 thoracic vertebrae, and 5 vertebrae. Below the lumbar vertebrae are the sacrum and caudal vertebrae. The spine has a generally cylindrical structure, leads to the medulla oblong and extends through the great occipital foramen of the occipital bone to the second lumbar vertebra, where the nerves communicate with the brain and other parts of the body. And extends downward through a spinal canal formed by a foramina connected to the brain at the base of the skull.
Muscles, blood vessels and nerves are located on the front and both sides of the spinal column. The spine plays a role in supporting the body and protecting the nervous system by protecting the spine (nervous root) and nerve roots that transmit weight and maintain body balance and exchange information with the cerebrum. Have.

As shown in FIG. 2, generally, when a passenger sits on an automobile seat, the spine 40 on the back side of the body enters between the left and right muscles 41, and the backrest 70 is preferentially located on both sides of the spine 40. The force of the back portion is supported by the back muscle 41 located on both sides of the spine 40.
When the posture changes, particularly when driving the car, both arms are extended and the steering is operated (see FIG. 3), the back muscles 41 located on both sides of the spine 40 are extended toward both sides. Sometimes the spine 40 on the back protrudes greatly and contacts the surface of the backrest 70. With this configuration, when the automobile receives an impact of a huge external force, the backrest 70 absorbs the impact and prevents the back spine 40 from being damaged.

  An object of the present invention is to provide an automobile seat for protecting a spinal cord applied to various vehicles.

  In order to solve the above-mentioned problems, according to a first aspect of the present invention, there is provided a vehicle seat for protecting a backrest, a seat surface, and a spine having a plurality of viscous elastomers, the backrest and the seat surface. Is formed of a buffer material, and the buffer material is provided with a groove portion at a position corresponding to the position of the spine of the body near the center portion, and the viscous elastomer is formed in the backrest or the recess of the buffer material on the seat surface. There is provided an automobile seat for protecting a spine, which is disposed on both sides of the groove and corresponds to positions on both sides of the spine of the body.

  When the backrest and the outer surface of the cushioning material on the seat surface are covered with a coating layer, and the coating layer is completely adhered to the surface of the cushioning material and the groove portion, the backrest and the seat surface It is preferable that a portion corresponding to the groove portion of the coating layer is formed in the same shape as the recessed groove portion.

  An outer surface of the cushioning material on the backrest and the seat surface is covered with the covering layer, and the groove portion is covered with the covering layer, and the covering layer on the backrest and the seat surface is covered with the groove portion. The corresponding surface is preferably formed flat.

  The viscous elastomer preferably has a surface that is aligned with the backrest or the surface of the seat surface.

  The viscous elastomer is preferably protruded from the backrest or the surface of the seat surface.

  The viscous elastomer is preferably made of a solid gel.

  The solid gel is a polymer compound or polymer copolymer excellent in pressure conductivity and shock absorption, and has flexibility formed by styrene-ethylene-butylene-styrene block copolymer (SEBS). An elastic gel is preferred.

  It is preferable that the solid gel has a surface aligned with the backrest or the surface of the sheet surface.

  The viscous elastomer is preferably protruded from the backrest or the surface of the seat surface.

  The viscous elastomer is preferably TPU.

  The TPU preferably has a surface aligned with the backrest or the surface of the seat surface.

  The TPU is preferably protruded from the backrest or the surface of the seat surface.

It is a side view which shows the spine of a body. It is a schematic diagram showing a state in which the back of the body is drowning, and a state in which the spine is depressed between the muscles of the backs on both sides under normal conditions. FIG. 4 is a schematic view showing a state where the back of the body is drowning, with both hands extending forward and the spine protruding greatly, and contacting the backrest surface of the chair. 1 is a perspective view showing a vehicle seat for protecting a spine according to an embodiment of the present invention. It is a perspective view which shows the vehicle seat which protects the spine which concerns on one Embodiment of this invention. It is a perspective view which shows the vehicle seat which protects the spine which concerns on other embodiment of this invention. It is a schematic diagram which shows the state when using the vehicle seat which protects the spine which concerns on one Embodiment of this invention, and shows the correspondence of a spine and a groove part. It is a schematic diagram which shows the state when using the vehicle seat which protects the spine which concerns on one Embodiment of this invention, and shows the state when the spine of a body enters a groove part. It is a schematic diagram which shows a state when using the vehicle seat which protects the spine which concerns on one Embodiment of this invention. It is an external appearance block diagram which shows the vehicle seat which protects the spine which concerns on other embodiment of this invention. It is a mimetic diagram showing the car seat which protects the spine concerning one embodiment of the present invention. It is a mimetic diagram showing the car seat which protects the spine concerning one embodiment of the present invention.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited thereby.

Please refer to FIG. FIG. 4 is a perspective view showing a vehicle seat for protecting a spine according to an embodiment of the present invention.
As shown in FIG. 4, the automobile seat that protects the spine according to the embodiment of the present invention includes at least a backrest 10 and a seat surface 20. The backrest 10 and the seat surface 20 are made of a cushioning material and a frame. In the backrest 10 and the seat surface 20, a groove 30 is recessed at a position corresponding to the spine 40 of the body (see FIG. 7). The groove part 30 may be directly molded, or may be attached to the backrest 10 and the surface of the cushioning material M of the seat surface 20.
In general, the buffer material M is a sponge. In this embodiment, the backrest 10 and the seat surface 20 may be integrally formed with the sponge, and the groove 30 may be directly formed at a predetermined position. The groove portion 30 extends downward from the backrest 10 along the spine 40 of the body to a location corresponding to the pubic portion of the seat surface 20.
When the driver or passenger sits on the automobile seat and the spine 40 enters into the groove portion 30 (see FIGS. 8 and 9), the backrest 10 and the seat surface 20 are not in direct contact with each other. The spine 40 can be protected by preventing the backrest 10 and the seat surface 20 from directly colliding with the spine 40 even when an external force is applied.

  The groove portion 30 according to the embodiment of the present invention has a width W of 5 to 10 cm (see FIG. 6) and a depth D of 6 to 10 cm (see FIG. 8).

In the automobile seat for protecting the spine according to the embodiment of the present invention, the outer surface of the cushioning material M on the backrest 10 and the seat surface 20 is covered with the covering layer 50. The covering layer 50 is made of fabric, natural leather or artificial leather.
When the covering layer 50 of the present embodiment is completely adhered to the surface of the buffer material M and the groove portion 30, the groove portion 30 in which a portion corresponding to the groove portion 30 is recessed in the covering layer 50 of the backrest 10 and the seat surface 20. (See FIG. 5). An automobile seat for protecting a spine according to another embodiment of the present invention covers the groove portion 30 with the covering layer 50, and when viewed from the exterior, the backrest 10 and the surface corresponding to the groove portion 30 of the covering layer 50 on the seat surface 20. Appears flat (see FIG. 6).

Please refer to FIG. FIG. 10 is an external configuration diagram showing an automobile seat for protecting a spine according to another embodiment of the present invention.
As shown in FIG. 10, the automobile seat protecting the spine according to an embodiment of the present invention further includes a plurality of viscous elastomers 60 provided on the backrest 10 and / or the seat surface 20. The plurality of viscous elastomers 60 are formed on the surface of the cushioning material M on the backrest 10 or the seat surface 20, are located on both sides of the recessed groove 30 of the backrest 10 or the seat surface 20, and on both sides of the spine 40 of the body. Correspondingly, the viscous elastomer 60 may be a gel or a thermoplastic polyurethane (TPU).
The solid gel may be a high molecular compound excellent in pressure conductivity and shock absorption, for example, a styrene-ethylene-butylene-styrene block copolymer (hydrogenated styrene-butylene-styrene block copolymer): SEBS) may be used to form a flexible elastic gel, which may have thermoplasticity, and, if necessary, adjust its hardness to obtain low rebound resiliency, making it special for highly flexible pads. In addition to the function of protecting the muscles on both sides of the spine 40 and preventing an impact from being directly received by an external force, it is possible to obtain a buffering function for dispersing pressure.

  TPU is a material that does not pollute the environment without containing a plasticizer, and is a polymer elastic body between plastic and rubber. Among conventional plastic rubber materials, physical properties are impact resistance, fold resistance, and high elongation. It has properties such as resistance, high tear strength, and low temperature resistance.

  Refer to FIG. 11A. As shown in FIG. 11A, the viscous elastomer 60, solid gel or TPU of the automobile seat protecting the spine according to one embodiment of the present invention may be a backrest or sheet ( It may have a surface that is aligned with the surface of the seat.

  Refer to FIG. 11B. As shown in FIG. 11B, the viscoelastic elastomer 60, solid gel or TPU of the automotive seat protecting the spine according to one embodiment of the present invention may protrude from the backrest or the surface of the seat.

  While the preferred embodiments of the present invention have been disclosed above, as may be appreciated by those skilled in the art, they are not intended to limit the invention in any way. Various changes and modifications can be made without departing from the spirit and scope of the present invention. Accordingly, the scope of the claims of the present invention should be construed broadly including such changes and modifications.

DESCRIPTION OF SYMBOLS 10 Backrest 20 Seat surface 30 Groove part 40 Spine 41 Back muscle 50 Cover layer 60 Viscous elastomer 70 Backrest D Depth M Buffer material W Width

Claims (5)

An automotive seat that protects a spine with a backrest, seat surface and a plurality of viscous elastomers,
The backrest and the seat surface are made of a cushioning material,
The cushioning material has a groove portion that is recessed so as to extend from a location corresponding to the position of the spine of the body near the center portion of the backrest to a location corresponding to the pubic portion of the seat surface,
The viscous elastomer is disposed on both sides of the groove portion of the cushioning material of the backrest, and corresponds to positions on both sides of the spine of the body,
Automotive seat that protects the spine.   The automobile seat for protecting a spine according to claim 1, wherein the viscous elastomer is further disposed on both sides of the groove portion of the cushioning material on the seat surface.   When the backrest and the outer surface of the cushioning material on the seat surface are covered with a coating layer, and the coating layer is completely adhered to the surface of the cushioning material and the groove portion, the backrest and the seat surface 2. The automobile seat for protecting a spine according to claim 1, wherein a portion of the covering layer corresponding to the groove is formed in the same shape as the recessed groove. The backrest and the outer surface of the cushioning material of the seat surface is covered by the covering layer, wherein the covering layer the upper groove is covered, the covering layer of the backrest and the seat surface, the groove 2. The vehicle seat for protecting a spine according to claim 1, wherein the corresponding surface is formed flat.   The automobile seat for protecting a spine according to claim 1, wherein the viscous elastomer is made of a solid gel or TPU.

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