TWM463211U - Car seat for spine protection - Google Patents

Description

Protective spine car seat

This creation is about the construction of a car seat, especially for vehicles such as cars, RVs, trucks, buses, container trucks, etc. (Vehicle) In order to achieve the construction of a car seat that protects the spine of the human body.

Cars are one of the important means of transportation for modern people, and they are the main means of transportation for many people every day. The main function of the car seat is to provide the rest position required for passengers to ride in the car. For safety reasons, car manufacturers or car seat manufacturers also attach great importance to the safety of car seats, and car seats for passengers. The protection provided.

In most car accidents, the main cause of injury to passengers is that the human body is subjected to a large external impact or collision, which causes physical damage to the human body, and the impact or collision of the human body includes the human body to the object. Collision, and the fact that the object directly collides with the human body. The former case can be avoided by fixing the passenger to the car seat by the seat belt. There are many known techniques for the latter case, such as a car. The airbag, the cushioning car seat and the headrest of the car seat, especially the headrest of the car seat can also provide the support of the cervical vertebra, which can protect the cervical vertebrae from serious injury when the car is hit by the rear external force. .

The structure of the human spine is shown in Figure 1, and it looks like an "S" from the side, including 7 cervical vertebrae, 12 thoracic vertebrae, and 5 lumbar vertebrae. The lower part of the lumbar vertebrae has a humerus and a caudal vertebra. The spine is a kind. A cylindrical structure, connected to the cerebral ventricle, extending from the occipital foramen to the position of the second lumbar vertebrae. It is a large bundle of nerves that transmits information back and forth between the brain and other parts of the body. It meets the brain at the base of the skull. The passage formed by the vertebral foramen extends downward. Muscles, blood vessels, and nerves are located in front of and on both sides of the spine; the main functions of the spine include: supporting body weight; conducting gravity to maintain body balance; and protecting the spinal cord (Spinal Cord) and nerve root (Nerve Root) to transmit information to the brain, or Receive information and protect the nervous system.

As shown in Figure 2, under normal circumstances, when the passenger is sitting in the car seat, the back side of the human body The spine 40 will fall between the back muscles 41 on both sides, the back 70 will preferentially contact the back muscles 41 on both sides of the spine 40, and the back strength will be supported by the back muscles 41 on both sides of the spine 40, when the posture changes, especially When the car is driving the steering wheel with its arms extended (as shown in Figure 3), the back muscles 41 that are originally on either side of the spine 40 will extend to the sides, and the spine 40 on the back will be more prominent and even It will be in contact with the surface of the seat back 70. Under this circumstance, if the car is hit or impacted by the external force, the seat back 70 is likely to cause a great impact or collision on the spine 40 of the back of the human body, and directly The spine 40 causes damage.

The present invention is to provide a car seat that can protect the spine of a human body, comprising: a seat back and a seat surface, the seat back and the seat surface having a concave groove at a position close to the center corresponding to the human spine.

In a preferred embodiment, the groove is a surface disposed on a cushioning material constituting the seat back and the seat surface.

In a preferred embodiment, the outer surface of the cushioning material of the seat back and the seat surface is further covered with a coating layer which is completely attached to the buffer material and the surface of the groove. The cladding of the seat back and the seat surface can still see the shape of the groove of the recess at the position corresponding to the groove.

In a preferred embodiment, the outer surface of the cushioning material of the seat back and the seat surface is further covered with a covering layer covering the groove, the seat back and the seat surface. The cladding presents a flat surface at the location corresponding to the trench.

The utility model relates to a car seat for protecting a spine, comprising: a chair back and a seat surface, the seat back and the seat surface are at least composed of a cushioning material, and a recess is arranged at a position corresponding to the human spine near the center of the cushioning material. a groove; a plurality of viscoelastic bodies disposed on either side of the recessed groove of the cushioning material or the cushioning material of the seat surface, and corresponding to the positions on both sides of the human spine.

In a preferred embodiment, the outer surface of the cushioning material of the seat back and the seat surface is further covered with a coating layer which is completely attached to the buffer material and the surface of the groove. The chair The cladding of the back and the seat surface can still see the shape of the groove of the recess at the position corresponding to the groove.

In a preferred embodiment, the outer surface of the cushioning material of the seat back and the seat surface is further covered with a covering layer covering the groove, the seat back and the seat surface. The cladding presents a flat surface at the location corresponding to the trench.

In a preferred embodiment, the viscoelastic system is made of a gel.

In a preferred embodiment, the viscoelastic system is made of TPU.

Other functions and embodiments of the present invention will be described below in conjunction with the drawings.

Please refer to FIG. 4 for an embodiment of a car seat for creating a protective spine, wherein the car seat comprises: a seat back 10 and a seat surface 20, the seat back 10 and the seat surface 20 are The cushioning material and the bracket are configured, wherein the seat back 10 and the seat surface 20 have a recessed groove 30 at a position corresponding to the human spine 40 (see "Fig. 7"). One way of manufacturing the groove 30 is direct molding or assembly molding. In the surface of the cushioning material M constituting the seat back 10 and the seat surface 20, in general, the cushioning material M is generally foam, and therefore, in one embodiment of the present invention, the seat back 10 and the seat surface 20 are made of foam. At the same time, in a unitary manner, a groove 30 is directly formed at a predetermined position of the groove 30, and the groove 30 can be extended downward from the position of the seat back 10 along the spine 40 of the human body to the position corresponding to the pubic bone of the seat surface 20. When the human body is sitting in the car seat, the spine 40 of the body corresponds to the groove 30, so that the spine 40 can just fall into the groove 30 (see "Fig. 8" and "Fig. 9") instead of It will be in direct contact with the seat back 10 and the seat surface 20, even when the seat back 10 and the seat surface 20 are subjected to an external force. It is possible to prevent the seat back 10 and the seat surface 20 from directly colliding with the spine 40 of the human body, thereby providing the effect of protecting the human spine 40.

In an embodiment of the present invention, the outer surface of the cushioning material M of the seat back 10 and the seat surface 20 is further covered with a covering layer 50. The material of the covering layer 50 can usually be selected from cloth, natural leather or artificial leather. In any one of the embodiments, the covering layer 50 is completely attached to the surface of the cushioning material M and the groove 30, so that the cover 50 of the seat back 10 and the seat surface 20 is at the position corresponding to the groove 30. The shape of the recessed groove 30 can still be seen (see "Fig. 5"); in another embodiment of the present invention, the cladding layer 50 covers the upper side of the groove 30, viewed from the outside, the back 10 The cladding layer 50 of the seat surface 20 presents a flat surface at the position corresponding to the groove 30 (see "Fig. 6").

"FIG. 10" is another embodiment of the present invention for protecting a spine car seat, which further includes a plurality of viscoelastic elastomers 60 disposed on the seat back 10 and/or the seat surface 20, these viscoelastic The viscous elastomer 60 is disposed on the surface of the cushioning material M of the seat back 10 or the seat surface 20, and is located on both sides of the recessed groove 30 of the seat back 10 or the seat surface 20, and is located on both sides of the spine 40 of the human body. Correspondingly, the viscous elastomer 60 may be a gel or a thermoplastic polyurethane (TPU); the gel is excellent in pressure conductivity and impact absorption. The polymer compound may also be a polymer copolymer, which may be thermoplastic, such as SEBS (hydrogenated styrene butadiene copolymer) to form a flexible elastic colloid, and its hardness can be adjusted as needed, with low It is especially suitable for making high-softness cushions. It can help the muscles on both sides of the spine 40 to protect the spine 40 from direct impact by external forces and has the effect of buffering the pressure.

TPU is an environmentally friendly material that does not contain plasticizers. It is also a kind of polymer elastomer. It is between rubber and plastic. It has the best physical properties, impact resistance, tortuosity, high elongation and high tear resistance. Crack strength and low temperature resistance.

Although the present invention has been disclosed above through the above embodiments, it is not intended to limit the creation of the present invention. Anyone skilled in the art can make some changes and refinements without departing from the spirit and scope of the present creation. The scope of patent protection is subject to the terms of the claims attached to this specification.

Conventional technology

40‧‧‧Spine

41‧‧‧ Back muscles

70‧‧‧back

This creation

10‧‧‧Back of the chair

20‧‧‧ Chair

30‧‧‧ trench

50‧‧‧Cladding

60‧‧‧ viscoelastic body

M‧‧‧ cushioning material

[technical technology]

Fig. 1 is a side view structural view of a human spine.

Fig. 2 is a schematic view of the back of the human body leaning against the back of the chair, showing the situation in which the spine is caught between the back muscles on both sides under normal circumstances.

Figure 3 is a schematic view of the back of the human body leaning against the back of the chair, showing that the spine appears more prominent and even in contact with the surface of the seat back when the arms are extended forward.

[this creation]

Fig. 4 is a cross-sectional view showing the construction of an embodiment of a car seat for creating a protective spine.

Fig. 5 is a view showing the appearance of an embodiment of a car seat for creating a protective spine.

Fig. 6 is a view showing the appearance of another embodiment of a car seat for creating a protective spine.

Fig. 7 is a schematic view showing the use of the car seat for creating a protective spine, showing the correspondence between the spine and the groove of the human body.

Fig. 8 is a schematic view showing the use of the car seat for creating a protective spine, showing the situation in which the human body's spine is trapped in the groove.

Figure 9 is a schematic view of the use of a car seat for creating a protective spine.

Fig. 10 is a view showing the appearance of another embodiment of a car seat for creating a protective spine.

10‧‧‧Back of the chair

20‧‧‧ Chair

30‧‧‧ trench

50‧‧‧Cladding

M‧‧‧ cushioning material

Claims (9)

A car seat for protecting a spine, comprising: a seat back and a seat surface, the seat back and the seat surface having a concave groove at a position close to the center corresponding to the human spine. The car seat for protecting the spine according to claim 1, wherein the groove is a surface of a cushioning material disposed on the seat back and the seat surface. The car seat for protecting the spine according to claim 2, wherein the outer surface of the cushioning material of the seat back and the seat surface is further covered with a coating layer which is completely attached to the cushioning material. And the surface of the groove, so that the cover of the seat back and the seat surface can still see the shape of the groove of the recess at the position corresponding to the groove. The car seat for protecting the spine according to claim 2, wherein the cushion body of the seat back and the seat surface is further covered with a coating layer covering the groove The cover of the seat back and the seat surface presents a flat surface at a position corresponding to the groove. A car seat for protecting a spine, comprising: a seat back and a seat surface, the seat back and the seat surface are at least composed of a cushioning material, and a concave groove is disposed at a position corresponding to the human body spine near the center of the cushioning material. a plurality of viscoelastic bodies disposed on both sides of the recessed groove of the cushioning material of the seat back or the seat surface, and corresponding to the positions of the sides of the human body. The car seat for protecting the spine according to claim 5, wherein the outer surface of the cushioning material of the seat back and the seat surface is further covered with a coating layer which is completely attached to the cushioning material. And the surface of the groove such that the cladding of the seat back and the seat surface is at a position corresponding to the groove The shape of the groove of the recess can still be seen. The car seat for protecting the spine according to claim 5, wherein the cushion body of the seat back and the seat surface is further covered with a coating layer covering the groove The cover of the seat back and the seat surface presents a flat surface at a position corresponding to the groove. The car seat for protecting the spine according to claim 5, wherein the viscoelastic system is made of a gel. The car seat for protecting the spine according to claim 5, wherein the viscoelastic system is made of TPU.