JP4223821B2 - Vehicle occupant protection device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a vehicle occupant protection device, and more particularly to a vehicle occupant protection device that is mounted on a vehicle such as an automobile and restrains the occupant's lower limbs in the event of a collision.
[0002]
[Prior art]
Conventionally, in a vehicle occupant protection device that is mounted on a vehicle such as an automobile and restrains an occupant's lower limb at the time of a collision, the reverse speed of the occupant is detected at the time of a collision, and when the reverse speed exceeds a predetermined value, the electromagnetic cylinder A configuration is known in which the knee is pushed before the knee is lifted by the knee bolster only when the drive signal is output, the knee bolster is operated, and the knee of the occupant needs to be pushed down (for example, patent) Reference 1).
[0003]
[Patent Document 1]
JP-A-5-221276 [0004]
[Problems to be solved by the invention]
However, in such a conventional technique, when the lower limb (knee portion) of the occupant is restrained by the knee bolster, the space under the foot is narrow, which causes a problem when the occupant gets out of the vehicle after the lower limb restraint operation is finished. .
[0005]
In view of the above facts, an object of the present invention is to provide a vehicle occupant protection device that allows an occupant to easily get out of a vehicle after the lower limb restraint operation is completed.
[0006]
[Means for Solving the Problems]
The present invention according to claim 1 is a deceleration detection means for detecting vehicle deceleration;
A lower limb restraint device for restraining the limb of the occupant;
A driving device for operating the lower limb restraint device in response to an output signal of the deceleration detecting means ;
One end includes a linked wire to the leg restraining device, operated by more the wire is moved to the operation of the lower limb restraining device, the feet space expansion means for expanding the occupant's feet space,
It is provided with.
[0007]
Accordingly, when the driving device operates the lower limb restraining device in response to the output signal of the deceleration detecting means, the lower limb restraining device moves and restrains the occupant's lower limb. In this case, the foot space expansion means comprising a wire having one end connected to the leg restraining device, operated by more wire is moved to the operation of the leg restraining device, it is possible to widen the occupant's feet space. As a result, the passenger can easily get off the vehicle after the lower limb restraint operation is completed.
[0008]
According to a second aspect of the present invention, in the vehicle occupant protection device according to the first aspect, the foot space expanding means includes a footrest interlocked with the other end of the wire, and the wire moves. By doing so, it is a footrest inclination angle changing means that reduces the inclination angle of the footrest.
[0009]
Accordingly, when the driving device operates the lower limb restraining device in response to the output signal of the deceleration detecting means, the lower limb restraining device moves and restrains the occupant's lower limb. In this case, the footrest inclination angle changing means moves the wire, and the inclination angle of the footrest interlocked with the other end of the wire is reduced. For this reason, a passenger | crew's leg space can be expanded. As a result, the passenger can easily get off the vehicle after the lower limb restraint operation is completed.
[0010]
According to a third aspect of the present invention, in the vehicle occupant protection device according to the first aspect, the foot space expanding means includes a vehicle steering pedal that is linked to the other end of the wire. It is a pedal inclination angle changing means in which the inclination angle of the vehicle control pedal is reduced by moving the vehicle .
[0011]
Accordingly, when the driving device operates the lower limb restraining device in response to the output signal of the deceleration detecting means, the lower limb restraining device moves and restrains the occupant's lower limb. In this case, the pedal inclination angle changing means moves the wire, and the inclination angle of the vehicle control pedal interlocked with the other end of the wire is reduced. For this reason, a passenger | crew's leg space can be expanded. As a result, the passenger can easily get off the vehicle after the lower limb restraint operation is completed.
[0012]
According to a fourth aspect of the present invention, there is provided deceleration detection means for detecting vehicle deceleration,
A lower limb restraint device for restraining the limb of the occupant;
A driving device for operating the lower limb restraint device in response to an output signal of the deceleration detecting means ;
The lower limb restraining device is configured to include a wire wound around a connecting portion of the cushioning material provided in the lower limb restraining device with the driving device, and the connecting portion of the cushioning material is cut by pulling the wire. Means ,
It is provided with.
[0013]
Accordingly, when the driving device operates the lower limb restraining device in response to the output signal of the deceleration detecting means, the lower limb restraining device moves and restrains the occupant's lower limb. After that, when the connecting portion of the cushioning material is cut by pulling the wire wound around the connecting portion of the lower limb restraining device with the driving device of the cushioning material provided by the lower limb restraining device separating means, the cushioning material is removed from the lower limb restraining device. Come off. As a result, the passenger can easily get off the vehicle after the lower limb restraint operation is completed.
[0014]
[0015]
[0016]
[0017]
[0018]
DETAILED DESCRIPTION OF THE INVENTION
A vehicle occupant protection device according to a first embodiment of the present invention will be described with reference to FIGS.
[0019]
In the figure, the arrow FR indicates the vehicle front direction, the arrow UP indicates the vehicle upward direction, and the arrow IN indicates the vehicle width inward direction.
[0020]
As shown in FIG. 4, the vehicle occupant protection device according to the present embodiment includes an acceleration sensor 10 as a deceleration detection unit that detects vehicle deceleration and detects a vehicle collision. The acceleration sensor 10 is disposed on each of the left and right front side members, and is connected to a control circuit 12 serving as a control means including a microcomputer.
[0021]
A main body 22 of an active knee bolster 20 as a lower limb restraint device is disposed at a portion facing the lower limb (particularly the knee) 16A of the occupant 16 seated in the front seat of the instrument panel 14 of the vehicle. The main body 22 of the active knee bolster 20 is moved to the rear of the vehicle (in the direction of arrow A in FIG. 4) by an actuator 24 as a drive device of the active knee bolster 20, and as shown in FIG. The lower leg 16A is restrained from the front of the vehicle.
[0022]
An EA material (energy absorbing material) 26 as a buffer member is disposed on the passenger side of the base 25 in the main body 22 of the active knee bolster 20. The actuator 24 of the active knee bolster 20 includes a cylinder 30 that is operated by gas from an inflator that is operated by a squib connected to the control circuit 12. The cylinder 30 is fixed to, for example, an instrument panel reinforcement 32. The support bracket 34 is attached.
[0023]
As shown in FIG. 1, the lower end portions 40A and 41A of the left and right drive brackets 40 and 41 that support the left and right main bodies 22 of the active knee bolster 20 are connected by a shaft 44 that extends in the vehicle width direction. The shaft 44 is rotatably supported by a support bracket 34 and a support bracket 36 fixed to the instrument panel reinforcement 32. A rod 30 </ b> A of the cylinder 30 attached to the support bracket 34 is connected to the drive bracket 40 by a pin 46.
[0024]
Accordingly, when the cylinder 30 is operated, the main body 22 of the active knee bolster 20 together with the left and right drive brackets 40 is rotated about the shaft 44 toward the rear of the vehicle (in the direction of arrow A in FIG. 1).
[0025]
One end 48A of a wire 48 as a footrest inclination angle changing means, which is a foot space expanding means, is connected to the upper end 40B of the drive bracket 40, and the wire 48 extends downwardly through the pulley 49. Has been.
[0026]
As shown in FIG. 2, the base 54 of the footrest 50 fixed to the vehicle floor 52 has a U-shaped cross section viewed from the front-rear direction of the vehicle, with the opening facing upward. Slits 56 as footrest inclination angle changing means, which are foot space expanding means along the vehicle front-rear direction, are formed at the front parts of the wall parts 54A and 54B. Further, these slits 56 and a through hole 62 formed in the lower portion 60A of the footrest support bracket 60 as a footrest inclination angle changing means which is a foot space expanding means are foot space expanding means along the vehicle width direction. A shaft member 58 such as a pin serving as a footrest inclination angle changing means is inserted, and the other end 48 </ b> B of the wire 48 is connected to the shaft member 58. Further, through holes 64 are formed in the rear portions of the left and right side wall portions 54A and 54B in the base portion 54 of the footrest 50, respectively.
[0027]
The main body 66 of the footrest 50 has a U-shaped cross section viewed from the front-rear direction of the vehicle. The through holes 68 are formed in the rear portions of the left and right side wall portions 66A and 66B. Is formed. A shaft member 70 such as a pin is inserted through the through hole 68 and the through hole 64 of the base portion 54 along the vehicle width direction, and the main body 66 of the footrest 50 is connected to the base portion 54. It can be rotated around the center.
[0028]
As shown in FIG. 1, the wire 48 passes through the vehicle rear side of the shaft member 70 and is wired upward from the vehicle front side of the main body 66 of the footrest 50, and the wire 48 is moved upward by the operation of the knee bolster 20 (see FIG. 1). 1 (in the direction of arrow B), the shaft member 58 connected to the end 48B of the wire 48 moves along the slit 56 toward the rear of the vehicle (in the direction of arrow C in FIG. 1).
[0029]
As shown in FIG. 5, when the shaft member 58 connected to the end 48 </ b> B of the wire 48 moves rearward along the slit 56 (in the direction of arrow C in FIG. 5), the footrest support bracket 60 is centered on the shaft member 58. When the footrest support bracket 60 rotates about the shaft member 58 in the vehicle front direction (arrow D direction in FIG. 5), the footrest support bracket 60 moves to the footrest support bracket 60. The main body 66 of the footrest 50 supported from below is tilted forward of the vehicle (in the direction of arrow D in FIG. 5) around the shaft member 70, and the inclination angle θ1 of the main body 66 of the footrest 50 with respect to the floor 52 changes. Yes.
[0030]
As shown in FIG. 3, a through hole 76 is formed in an arm 74 of a brake pedal 72 as a vehicle control pedal, and a rear portion 78A of an arm support bracket 78 as a pedal inclination angle changing means that is a foot space expanding means. A through hole 79 is formed. A shaft member 82 such as a pin is inserted in the through hole 79 of the arm support bracket 78 and the through hole 76 of the arm 74 as a pedal inclination angle changing means which is a foot space expanding means along the vehicle width direction. The arm support bracket 78 is rotatable about the shaft member 82 with respect to the arm 74.
[0031]
A convex portion 78B is formed at the rear end lower portion of the arm support bracket 78 toward the inner side in the vehicle width direction, and this convex portion 78B is engaged with a notch 84 formed below the through hole 76 in the arm 74. is doing. Further, a through hole 84 is formed in the front end portion 78C of the arm support bracket 78, and a wire 80 as a pedal inclination angle changing means which is a foot space expanding means is formed in the through hole 84 by a shaft member 86 such as a pin. One end portion 80A is connected.
[0032]
As shown in FIG. 1, the wire 80 extends upward of the vehicle, the upper portion extends rearward of the vehicle via a pulley 82, and the other end 80 </ b> B supports the right main body 22 of the active knee bolster 20. Connected to the upper end 41B of the drive bracket 41.
[0033]
Therefore, when the wire 80 moves upward (in the direction of arrow E in FIG. 1) by the operation of the knee bolster 20, the arm support bracket 78 connected to the end portion 80A of the wire 80 moves upward in the vehicle around the shaft member 82 (see FIG. 1 (in the direction of arrow F). When the arm support bracket 78 rotates about the shaft member 82 upward in the vehicle, the projection 78B of the arm support bracket 78 is removed from the notch 84 of the arm 74 of the brake pedal 72, and the arm 74 of the brake pedal 72 is notched 84. The angle of inclination θ2 of the brake pedal 72 with respect to the floor 52 is changed by being deformed downward from the vehicle (in the direction of arrow G in FIG. 1).
[0034]
Next, the operation of this embodiment will be described.
[0035]
In the present embodiment, when the vehicle collides, the control circuit 12 first determines whether or not the deceleration is greater than or equal to a predetermined value based on the input signal from the acceleration sensor 10.
[0036]
If it is determined that the deceleration is equal to or greater than the predetermined value, the control circuit 12 operates the actuator 24 of the active knee bolster 20 as shown in FIG. to bound.
[0037]
At this time, when the main body 22 of the active knee bolster 20 rotates around the shaft 44 toward the rear of the vehicle (in the direction of arrow A in FIG. 1), the wire 48 having one end 48A coupled to the bracket 40 of the active knee bolster 20 is formed. The shaft member 58 of the footrest 50, which moves upward (in the direction of arrow B in FIG. 1) and to which the other end 48B of the wire 48 is connected, is rearward of the vehicle along the slit 56 of the base 54 of the footrest 50 (FIG. 1). In the direction of arrow C).
[0038]
Further, when the shaft member 58 connected to the end 48B of the wire 48 moves to the rear of the vehicle (in the direction of arrow C in FIG. 5) along the slit 56, the footrest support bracket 60 moves forward of the vehicle around the shaft member 58 (see FIG. 5 in the direction of arrow D), the body 66 of the footrest 50 supported by the footrest support bracket 60 from below falls over the shaft member 70 toward the front of the vehicle (in the direction of arrow D in FIG. 5). The inclination angle θ1 with respect to 52 decreases.
[0039]
On the other hand, when the main body 22 of the active knee bolster 20 rotates around the shaft 44 toward the rear of the vehicle (in the direction of arrow A in FIG. 1), the wire 80 having one end 80B coupled to the bracket 41 of the active knee bolster 20 is The arm support bracket 78, which moves upward (in the direction of arrow E in FIG. 1) and to which the other end 80A of the wire 80 is coupled, rotates about the shaft member 82 in the upward direction of the vehicle (in the direction of arrow F in FIG. 1). When the arm support bracket 78 rotates about the shaft member 82 upward in the vehicle, the projection 78B of the arm support bracket 78 is removed from the notch 84 of the arm 74 of the brake pedal 72, and the arm 74 of the brake pedal 72 starts from the notch 84. As a result, the inclination angle θ2 of the brake pedal 72 with respect to the floor 52 becomes smaller.
[0040]
As a result, in the vehicle occupant protection device of the present embodiment, the foot space 90 of the occupant 16 can be widened with the operation of the active knee bolster 20. As a result, the occupant 16 can easily get off the vehicle after the lower limb restraint operation by the main body 22 of the knee bolster 20 is completed.
[0041]
In the present embodiment, as shown in FIG. 1, the shaft member 58 of the footrest 50 to which the other end 48 </ b> B of the wire 48 is connected is located along the slit 56 of the base 54 of the footrest 50. However, instead of this configuration, as shown in FIG. 6, a footrest support bracket 92 as a footrest inclination angle changing means, which is a foot space expanding means, is used as a base 54 of the footrest 50. The front end portion of the wire 48 is rotatably supported by a shaft member 94 and the end portion 48B of the wire 48 is connected to the front end portion 94A of the footrest support bracket 92. The wire 48 is located above the vehicle (in the direction of arrow B in FIG. 6). The footrest support bracket 92 rotates about the shaft member 94 toward the rear of the vehicle (in the direction of arrow H in FIG. 6). DOO body 66 of the footrest 50 which has been supported from below the support bracket 92 may be inclined angle θ1 fall into (arrow D direction in FIG. 6) the front of the vehicle about the shaft member 70 is reduced.
[0042]
In addition, the configuration of the pedal inclination angle changing means applied to the brake pedal 72 in the present embodiment can also be applied to other vehicle steering pedals such as an accelerator pedal.
[0043]
Next, a second embodiment of the vehicle occupant protection device according to the present invention will be described with reference to FIGS.
[0044]
In addition, the same member as 1st Embodiment attaches | subjects the same code | symbol, and abbreviate | omits the description.
[0045]
As shown in FIG. 7, in this embodiment, the main body 22 of the active knee bolster 20 includes a substrate 100, a wire 102 and a guide plate 104 that are cushioning material removing means that is a leg restraining device separating means, and an EA material 106. And is formed by integral foaming. The substrate 100 in the main body 22 of the active knee bolster 20 is fixed to the actuator 24 of the active knee bolster 20.
[0046]
As shown in FIG. 8, the substrate 100 in the main body 22 of the active knee bolster 20 has a rectangular plate shape, and the substrate 100 has a plurality of concave grooves 100A formed in the vehicle width direction. A plurality of through holes 108 are formed at the bottom of these concave grooves 100A.
[0047]
The wire 102 in the main body 22 of the active knee bolster 20 is formed of, for example, a thin metal wire, and is arranged in a rectangular loop shape along the edge on the vehicle rear side surface of the substrate 100. A handle 110 made of cloth, resin, or the like is attached to the upper portion of the wire 102. The handle 110 is moved from the retracted position (position in FIG. 8) to the rear of the vehicle (upward in the direction of arrow J in FIG. 8). ) Can be launched.
[0048]
The guide plate 104 in the main body 22 of the active knee bolster 20 is formed of, for example, a rectangular thin plastic plate, and is disposed on the vehicle rear side surface of the substrate 100 with the wire 102 interposed therebetween. A plurality of through holes 112 are formed in the guide plate 104.
[0049]
The EA material 106 in the main body 22 of the active knee bolster 20 is made of, for example, hard urethane or the like, and is disposed on the vehicle rear side surface of the guide plate 104. Further, a concave portion 114 for accommodating the handle 110 is formed on the upper surface 106A of the EA material 106.
[0050]
As shown in FIG. 7, a part 106 </ b> B of the EA material 106 in the main body 22 of the active knee bolster 20 reaches the vehicle front side of the substrate 100 through the through hole 112 of the guide plate 104 and the through hole 108 of the substrate 100. The substrate 100, the wire 102, and the guide plate 104 are connected by the EA material 106.
[0051]
Next, the operation of this embodiment will be described.
[0052]
In the present embodiment, when the vehicle collides, the control circuit 12 first determines whether or not the deceleration is greater than or equal to a predetermined value based on the input signal from the acceleration sensor 10.
[0053]
When it is determined that the deceleration is equal to or greater than the predetermined value, the control circuit 12 operates the actuator 24 of the active knee bolster 20 to restrain the occupant's lower limb with the main body 22 of the active knee bolster 20.
[0054]
After the lower limb restraining operation is finished, the handle 110 of the wire 102 is pulled up from the recess 114 formed on the upper surface 106A of the EA material 106, and the handle 102 is gripped to bring the wire 102 upward (in the direction of arrow K in FIG. 7). Pull out.
[0055]
When the wire 102 is pulled out upward of the vehicle, the wire 102 moves along the guide plate 104, and the EA material 106 </ b> C between the guide plate 104 and the substrate 100 can be cut from the wire 102. For this reason, the wire 102, the guide plate 104, and the EA material 106 can be separated from the substrate 100.
[0056]
As a result, in the vehicle occupant protection device of the present embodiment, after the lower limb restraining operation by the main body 22 of the knee bolster 20 is completed, the main body 22 of the knee bolster 20 can be separated from the lower limbs of the occupant. You can get off.
[0057]
In this embodiment, since the EA material 106 to be cut from the wire 102 is only the EA material 106C that has passed through the through hole 112 of the guide plate 104, the cut surface can be reduced, and the EA material 106 can be easily cut from the wire 102. it can.
[0058]
In place of the wire 102 and the guide plate 104 of the present embodiment, as shown in FIG. 9, a through hole 120 is formed between the substrate 100 of the main body 22 of the active knee bolster 20 and the EA material 106. For example, as a configuration in which a separation plate 122 is disposed as a cushioning material removing means that is a lower limb restraining device separation means made of paper, resin film, etc., and foamed integrally, and a handle 110 is disposed on the upper portion of the separation plate 122. Also good.
[0059]
Further, in this embodiment, the wire 102 is pulled out upward of the vehicle, but the wire 102 may be pulled out in a direction other than upward of the vehicle such as the vehicle width direction.
[0060]
[0061]
[0062]
[0063]
[0064]
[0065]
[0066]
[0067]
[0068]
[0069]
[0070]
[0071]
[0072]
[0073]
Although the present invention has been described in detail with respect to specific embodiments, the present invention is not limited to such embodiments, and various other embodiments are possible within the scope of the present invention. It will be apparent to those skilled in the art. For example, in each of the embodiments described above, the vehicle occupant protection device of the present invention is applied to the vehicle occupant protection device on the driver's seat side. However, the vehicle occupant protection device of the present invention is applied to other vehicle occupants such as a passenger seat. It can also be applied to a protective device.
[0074]
【The invention's effect】
The present invention according to claim 1 is a deceleration detection means for detecting vehicle deceleration, a lower limb restraint device for restraining a lower limb of an occupant, and a drive device for operating the lower limb restraint device in response to an output signal from the deceleration detection means. If, comprising a wire having one end connected to the leg restraining device, since activated by more wire is moved to the operation of the leg restraining device, including a a foot space expansion means for expanding the occupant's feet space, the leg restraining operation It has the outstanding effect that a passenger | crew can get off from a vehicle easily after completion | finish.
[0075]
According to a second aspect of the present invention, in the vehicular occupant protection device according to the first aspect, the foot space expanding means includes a footrest interlocked with the other end of the wire, and the wire moves. Since the footrest inclination angle changing means reduces the inclination angle of the footrest, it has an excellent effect that the occupant can easily get off the vehicle after the lower limb restraint operation is completed.
[0076]
According to a third aspect of the present invention, in the vehicle occupant protection device according to the first aspect, the foot space expanding means includes a vehicle control pedal that is linked to the other end of the wire, and the wire moves. Accordingly, the pedal tilt angle changing means reduces the tilt angle of the vehicle control pedal, and thus has an excellent effect that the occupant can easily get out of the vehicle after the lower limb restraint operation is completed.
[0077]
The present invention as set forth in claim 4 includes a deceleration detecting means for detecting vehicle deceleration, a lower limb restraining device for restraining a lower limb of an occupant, and a drive device for operating the lower limb restraining device in response to an output signal from the deceleration detecting means. If, include wire wound around the connecting portion between the cushioning material of the driving device provided in the lower limb restraining device is configured, and the leg restraining device separating means for cutting the coupling portion of the cushioning material by pulling the wire since with the after leg restraining operation ends, the occupant has an excellent effect of being able to get off easily from the vehicle.
[0078]
[0079]
[Brief description of the drawings]
FIG. 1 is a perspective view showing an occupant protection device for a vehicle according to a first embodiment of the present invention as viewed from the obliquely rearward inner side of the vehicle.
FIG. 2 is a perspective view showing a part of the vehicle occupant protection device according to the first embodiment of the present invention as seen from the obliquely rearward inner side of the vehicle.
FIG. 3 is a perspective view showing a part of the vehicle occupant protection device according to the first embodiment of the present invention as seen from the obliquely rearward inner side of the vehicle.
FIG. 4 is a side sectional view showing the vehicle occupant protection device according to the first embodiment of the present invention.
FIG. 5 is a side sectional view showing an operating state of the vehicle occupant protection device according to the first embodiment of the present invention.
FIG. 6 is a side sectional view showing a vehicle occupant protection device according to a modification of the first embodiment of the present invention.
FIG. 7 is a side sectional view showing a vehicle occupant protection device according to a second embodiment of the present invention.
FIG. 8 is an exploded perspective view showing the vehicle occupant protection device according to the second embodiment of the present invention as seen from the obliquely rearward inner side of the vehicle.
FIG. 9 is an exploded perspective view showing a vehicle occupant protection device according to a modification of the second embodiment of the present invention, as seen from the obliquely rearward inner side of the vehicle.
[Explanation of symbols]
10 Acceleration sensor (deceleration detection means)
12 Control circuit 20 Active knee bolster (Leg restraint device)
22 Main body of active knee bolster 24 Actuator (drive device) of active knee bolster
26 EA material 34 Support bracket 36 Support bracket 48 Wire (foot space expansion means, footrest inclination angle change means)
50 Footrest 52 Footrest base 56 Slit (Foot space expansion means, Footrest tilt angle change means)
58 Shaft member (foot space expansion means, footrest inclination angle change means)
60 Footrest support bracket (Foot space expansion means, footrest tilt angle change means)
66 Footrest body 72 Brake pedal (vehicle control pedal)
74 Brake pedal arm 78 Arm support bracket (foot space expansion means, pedal tilt angle change means)
80 wires (foot space expansion means, pedal tilt angle change means)
82 Shaft member (foot space expansion means, pedal tilt angle change means)
92 Footrest support bracket (Foot space expansion means, footrest tilt angle change means)
102 wire (lower limb restraining device separating means, cushioning material removing means)
104 Guide plate (lower leg restraining device separation means, cushioning material removal means)
122 Separation plate (lower leg restraining device separation means, cushioning material removal means)

Claims (4)

Deceleration detection means for detecting vehicle deceleration;
A lower limb restraint device for restraining the limb of the occupant;
A driving device for operating the lower limb restraint device in response to an output signal of the deceleration detecting means;
One end includes a wire connected to the lower limb restraint device, and operates by moving the wire by the operation of the lower limb restraint device, and a foot space expanding means for expanding the foot space of the occupant;
An occupant protection device for a vehicle, comprising:   The foot space expanding means is configured to include a footrest that is linked to the other end of the wire, and is a footrest inclination angle changing means that reduces the inclination angle of the footrest as the wire moves. The vehicle occupant protection device according to claim 1. The foot space expanding means includes a vehicle steering pedal that is linked to the other end of the wire, and is a pedal inclination angle changing means that reduces the inclination angle of the vehicle steering pedal as the wire moves. The vehicle occupant protection device according to claim 1, wherein the vehicle occupant protection device is a vehicle occupant protection device. Deceleration detection means for detecting vehicle deceleration;
A lower limb restraint device for restraining the limb of the occupant;
A driving device for operating the lower limb restraint device in response to an output signal of the deceleration detecting means;
The lower limb restraining device is configured to include a wire wound around a connecting portion of the cushioning material provided in the lower limb restraining device with the driving device, and the connecting portion of the cushioning material is cut by pulling the wire. Means,
An occupant protection device for a vehicle, comprising:

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